| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Sammamish,
                WA King Co. United States  | 
            
                SE Issaquah Fall City Rd. / 247th Pl. SE (47.56108, -122.00948)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed | 
| 
                Sammamish,
                WA King Co. United States  | 
            
                SE Issaquah-Fall City Rd. / Klahanie Dr. SE / 252nd Ave. SE (47.56365, -122.00398)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed | 
| 
                Quincy,
                WA Grant Co. United States  | 
            
                SR 28 (F St. SW) / 13th Ave. SW (47.23316, -119.87515)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.facebook.com/120602431290592/posts/heres-a-birds-eye-view-of-the-roundabout-progress-the-intersection-is-scheduled-/3385784181439051/ | 
| 
                Anacortes,
                WA Skagit Co. United States  | 
            
                SR 20 (Oakes Ave.) / Glasgow Way / Ship Harbor Blvd. (48.50251, -122.66661)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.anacorteswa.gov/1172/Ship-Harbor-Boulevard-Roundabout---Compl | 
| 
                Mukilteo,
                WA Snohomish Co. United States  | 
            
                South Rd. / Harbour Reach Dr. (47.88136, -122.29025)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.7469  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | |
| 
                Sammamish,
                WA King Co. United States  | 
            
                SE Issaquah-Beaver Lake Rd. / 256th Ave. SE / E Beaver Lake Dr. SE (47.57849, -121.99831)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2019-2020). | 
| 
                (unincorporated),
                WA Spokane Co. United States  | 
            
                S Grove Rd. / I-90 EB Ramps (47.61877, -117.50139)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.5277  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2021 | Open July 2, 2021. | 
| 
                Gig Harbor,
                WA Pierce Co. United States  | 
            
                Rosedale St. NW / Stinson Ave. (47.33074, -122.58937)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | |
| 
                Gig Harbor,
                WA Pierce Co. United States  | 
            
                Burnham Dr. / Harbor Hill Dr. / (unknown) (47.34739, -122.60301)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Gig Harbor,
                WA Pierce Co. United States  | 
            
                Harbor Hill Dr. / Sentinel Dr. (47.35165, -122.60023)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                S Grove Rd. / I-90 WB Ramps (47.62137, -117.50472)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 43.8912  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2021 | Opened June 2021. | 
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                E 43rd Ave. / S Ivory St. (47.61493, -117.39182)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 1 Driveways 17.0685  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | No splitter islands. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                N 100th St. / Linden Ave. N (47.70145, -122.34735)  | 
            
                Traffic Calming Circle Existing  | 
            
                Uncontrolled Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Lynnwood,
                WA Snohomish Co. United States  | 
            
                36th Ave. W / 172nd St. SW (47.84292, -122.28183)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2019-2020). | 
| 
                Lynnwood,
                WA Snohomish Co. United States  | 
            
                6th Ave. W / 7th Pl. W (47.84259, -122.24328)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Stop Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Unknown Single-Lane  |   
            2014 | |
| 
                Marysville,
                WA Snohomish Co. United States  | 
            
                SR 9 / 108th St NE (48.09180, -122.11180)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2018-2020). | 
| 
                Eastgate,
                WA King Co. United States  | 
            
                SE Newport Way / 164th Ave. SE (47.57236, -122.12142)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.5072  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2019 | https://dev.bellevuewa.gov/sites/default/files/media/pdf_document/levy-164th-SE-newport-way-roundabout-mailer-2018.pdf | 
| 
                Bellevue,
                WA King Co. United States  | 
            
                SE 46th Way / 157th Ave. SE (47.56285, -122.13218)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                (unincorporated),
                WA Spokane Co. United States  | 
            
                Aero Rd. / Medical Lake Rd. / I-90 EB Ramps / Spokane Transit Center (47.59081, -117.56327)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2020 | Fifth leg is entry/exit for Spokane Transit Center buses only. Opened week of 10/19/2020. | 
| 
                Kent,
                WA King Co. United States  | 
            
                Willis St. / 4th Ave. (47.37808, -122.23747)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            2020 | https://www.kentwa.gov/Home/Components/FacilityDirectory/FacilityDirectory/1660/568 | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                SR 510 / Meridian Rd. SE (47.01799, -122.72703)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://wsdot.wa.gov/projects/sr510/meridian-rd-roundabout/home | 
| 
                Walla Walla,
                WA Walla Walla Co. United States  | 
            
                W Tietan St. / S 3rd Ave. (46.04938, -118.33563)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2019 | https://www.wallawallawa.gov/Home/Components/News/News/417/3863?selcat=38&npage=2&arch=1 | 
| 
                Lakewood,
                WA Pierce Co. United States  | 
            
                Murray Rd. SW / I-5 NB Offramp (47.12576, -122.54266)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2020 | https://wsdotblog.blogspot.com/2020/10/new-thorne-lane-bridge-open.html | 
| 
                North Auburn,
                WA King Co. United States  | 
            
                K St. SE / 2nd St. SE (47.30617, -122.21619)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands. | |
| 
                East Wenatchee,
                WA Douglas Co. United States  | 
            
                3rd St. SE / Highline Dr. (47.40034, -120.28173)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.ncwlife.com/east-wenatchee-roundabout-near-costco-is-open-well-ahead-of-schedule/ | 
| 
                Edmonds,
                WA Snohomish Co. United States  | 
            
                Main St. / 5th Ave. (47.81061, -122.37753)  | 
            
                Other Existing  | 
            
                All-Way Stop Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Water fountain in the middle. | |
| 
                Greenacres,
                WA Spokane Co. United States  | 
            
                N Barker Rd. / I-90 WB Ramps / E Cataldo Ave. (47.66736, -117.15377)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.4904  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2020 | ICD ranges from approx 112 to approx 123 feet. Open 8/25/2020. | 
| 
                Greenacres,
                WA Spokane Co. United States  | 
            
                N Barker Rd. / I-90 EB Ramps (47.66457, -117.15376)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.1480  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2020 | Open September 4, 2020. | 
| 
                Moses Lake,
                WA Grant Co. United States  | 
            
                S Balsam St. / E 4th Ave. (47.13056, -119.27474)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2011-2012). | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Chehalis Western Trl. / Woodland Trl. (47.03914, -122.83937)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 15.2400  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2015 | Bicycle trail to bicycle trail only roundabout. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Israel Rd. SW / Tyee Dr. SW (46.98552, -122.92855)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Right-turn-only lane on north leg. South leg stubbed. Year Completed estimated (2016-2017). | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Parkside Dr. SE / 53rd St. SE (47.00040, -122.81703)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2006-2009). | 
| 
                Woodinville,
                WA King Co. United States  | 
            
                NE 171st St. / 131st Ave. NE / (parking) (47.75074, -122.16148)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Year Completed estimated (2018-2019). | 
| 
                Woodinville,
                WA King Co. United States  | 
            
                NE 171st St. / 135th Ave. NE (47.75063, -122.15921)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Year Completed estimated (2017-2018). | 
| 
                Redmond,
                WA King Co. United States  | 
            
                Redmond Ridge Dr. NE / NE Cedar Park Crest (47.68578, -122.03278)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Year Completed estimated (2011-2012). | 
| 
                Maple Valley,
                WA King Co. United States  | 
            
                SE 240th Blvd. / 228th Ave. SE (47.38734, -122.03723)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Southwest leg stubbed. Year Completed estimated (2017-2018). | 
| 
                Maple Valley,
                WA King Co. United States  | 
            
                228th Ave. SE / SE 275th Pl. / SE Bear Blvd. (47.35485, -122.03766)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Year Completed estimated (2016-2017). | 
| 
                Port Orchard,
                WA Kitsap Co. United States  | 
            
                Tremont St. W / Pottery Ave. (47.52537, -122.65229)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2019 | https://www.youtube.com/watch?v=PctOoSym9oE | 
| 
                Ephrata,
                WA Grant Co. United States  | 
            
                SR 282 / Dodson Rd. / A St. SE (47.30659, -119.55504)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Lane line extensions over exits. http://www.ifiberone.com/columbia_basin/ephrata-roundabout-drastically-reduces-collisions-17-months-after-its-completion/article_e3201c6e-0818-11eb-9a93-572d8357bf49.html | 
| 
                Richland,
                WA WA Co. United States  | 
            
                Oahu St. / Sequoia Ave. (46.23073, -119.28302)  | 
            
                Traffic Calming Circle Existing  | 
            
                Other None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            Two-way yield. | |
| 
                Richland,
                WA WA Co. United States  | 
            
                Oahu St. / Citrus Ave. (46.23068, -119.27965)  | 
            
                Traffic Calming Circle Existing  | 
            
                Uncontrolled None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Wenatchee,
                WA Chelan Co. United States  | 
            
                S Western Ave. / Cherry St. (47.41556, -120.34606)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 114.7606  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2017 | https://www.wenatcheeworld.com/news/local/western-and-cherry-roundabout-set-to-open/article_bad76724-a124-5e7c-ab09-dcfb897a2676.html ICD estimated from Google Maps linework. | 
| 
                Wenatchee,
                WA Chelan Co. United States  | 
            
                N Western Ave. / Springwater Ave. (47.43706, -120.34620)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2018 | https://www.wenatcheeworld.com/news/local/wenatchee-moves-forward-with-mini-roundabout/article_7f3a17d4-e6b6-5cff-8041-8825b741f221.html | 
| 
                Grand Mound,
                WA Thurston Co. United States  | 
            
                Old Highway 99 SW/ 198th Ave. SW (46.80065, -123.01220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Marvin Rd.  SE / Lake Forest Dr. SE / Oakwood St. SE (47.01411, -122.75428)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Emerson-Garfield,
                WA Spokane Co. United States  | 
            
                W Montgomery Ave. / N Cedar St. (47.67858, -117.43245)  | 
            
                Traffic Calming Circle Existing  | 
            
                Uncontrolled Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Emerson-Garfield,
                WA Spokane Co. United States  | 
            
                W Montgomery Ave. /  N Madison Ave. (47.67856, -117.42821)  | 
            
                Traffic Calming Circle Existing  | 
            
                Uncontrolled Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Five Mile Prairie,
                WA Spokane Co. United States  | 
            
                N Five Mile Rd. / W Strong Rd. (47.73709, -117.45373)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2019-2020). | 
| 
                Seattle,
                WA King Co. United States  | 
            
                8th Ave. SW / SW 108th St. (47.50659, -122.34466)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2018 | http://whitecenternow.com/2018/10/16/road-work-alert-mini-roundabout-construction-to-start-at-8th-108th/ | 
| 
                Oakville,
                WA Grays Harbor United States  | 
            
                US 12 / Anderson Rd. SW (46.82715, -123.16058)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | http://www.chronline.com/news/construction-of-roundabout-on-u-s-12-near-oakville-finished/article_d77f70d2-f15a-11ea-b909-f339b3dd626d.html | 
| 
                Bothell,
                WA Snohomish Co. United States  | 
            
                SR 524 (Maltby Rd.) / (unknown) (47.80956, -122.16689)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            2020 | |
| 
                Edmonds,
                WA Snohomish Co. United States  | 
            
                Emerald Hills Dr. / 12th Ave. N (47.81132, -122.35936)  | 
            
                Other Existing  | 
            
                Uncontrolled Unknown  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands. | |
| 
                Shoreline,
                WA King Co. United States  | 
            
                NE 185 St. / 10th Ave. NE (47.76316, -122.31888)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | https://www.shorelineareanews.com/2020/04/roundabout-completed-at-10th-ne-and-ne.html | 
| 
                Lynnwood,
                WA Snohomish Co. United States  | 
            
                200th St. SW / (unknown) (47.81664, -122.32998)  | 
            
                Other Existing  | 
            
                Uncontrolled Unknown  | 
            
                2 Approaches 1 Driveways 27.4317  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Eskridge Blvd. SE / Henderson Blvd. SE (47.02326, -122.87856)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267? | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Henderson Blvd. SE / Carlyon Ave. SE (47.01989, -122.87768)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267? | 
| 
                Seattle,
                WA King Co. United States  | 
            
                8th Ave. SW / SW 102nd St. (47.51201, -122.34505)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2019 | https://content.govdelivery.com/accounts/WAKING/bulletins/2723d2f | 
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                Freya St. / US 395 NB Ramps (47.72033, -117.35784)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 35.3533  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2009 | Completed July 2009. ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                WA Spokane Co. United States  | 
            
                SR 902 (W Medical Lake Rd.) / Craig Rd. (47.59464, -117.60751)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.7735  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Compact roundabout (95' ICD). Open to traffic July 23, 2018. ICD estimated from Google Maps linework. | 
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                SR 290 (Trent Ave) / Martin Luther King Jr Way / Perry St. (47.66163, -117.39014)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.3053  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2018 | New intersection of MLK Jr. Way and SR 290. Open to traffic August 5, 2018. Two circulating lanes for SR 290 WB entry leg ICD estimated from Google Maps linework. | 
| 
                Monroe,
                WA Snohomish Co. United States  | 
            
                Chain Lake Rd. / N Kelsey St. (47.86475, -121.96958)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 29.6464  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Bing "On the Street" view shows it under construction ICD estimated from Google Maps linework. | 
| 
                Marysville,
                WA Snohomish Co. United States  | 
            
                25th Ave. NE / 174th St. NE (48.15374, -122.19930)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 24.7001  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2017 | May be large enough to qualify as a compact roundabout but has a fully traversable central island. ICD estimated from Google Maps linework. | 
| 
                Airway Heights,
                WA Spokane Co. United States  | 
            
                US 2 / Spokane Tribe Casino Entrance (47.64293, -117.61009)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 49.0853  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | Open 11/13/2017. Casino open on January 8, 2018. First multilane on a WSDOT facility in Eastern Region. ICD estimated from Google Maps linework. | 
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                Freya St. / US 395 SB Ramps (47.72328, -117.35776)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.1548  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2012 | Open August 2012. ICD estimated from Google Maps linework. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                Boylston Ave. / E. Howell St. (47.61765, -122.32347)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 128.8107  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Spokane Valley,
                WA Spokane Co. United States  | 
            
                E Broadway Ave. / N Flora Rd. (47.66424, -117.17510)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.1305  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. | 
| 
                Liberty Lake,
                WA Spokane Co. United States  | 
            
                E Mission Ave. / N Molter Rd. (47.67131, -117.08964)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 31.3654  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                N State St. / Wharf St. / N Forest St. / Boulevard (48.74361, -122.48473)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.8297  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                Haxton Way / Kwina Rd. (48.79386, -122.63408)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Oblong shape. ICD = 170 ft x 135 ft. Open August 2013. Lummi Indian Reservation. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                Northwest Blvd. / McLeod Rd. (48.78262, -122.50297)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 56.6614  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open June 2013. ICD estimated from Google Maps linework. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                Everson Goshen Rd. / E Smith Rd. (48.83263, -122.37755)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2015 | Open June 2015. | 
| 
                Sedro-Woolley,
                WA Skagit Co. United States  | 
            
                SR 9 / Rhodes Rd. / Jameson Rd. (48.49863, -122.24720)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.4477  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Open November 2016. ICD estimated from Google Maps linework. | 
| 
                Sedro-Woolley,
                WA Skagit Co. United States  | 
            
                SR 20 / Cook Rd. (48.50724, -122.24428)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 58.5542  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Open July 2014. ICD estimated from Google Maps linework. | 
| 
                Sedro-Woolley,
                WA Skagit Co. United States  | 
            
                Cook Rd. / Ferry St. / Washington St. / Edward R Murrow St. (48.50715, -122.24729)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 69.6321  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| 
                Lynden,
                WA Whatcom Co. United States  | 
            
                SR 546 / Bender Rd. (48.96442, -122.44116)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.2849  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open August 2013. ICD estimated from Google Maps linework. | 
| 
                Lynden,
                WA Whatcom Co. United States  | 
            
                SR 546 / Depot Rd. (48.96478, -122.45217)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.2052  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open August 2013. ICD estimated from Google Maps linework. | 
| 
                Lynden,
                WA Whatcom Co. United States  | 
            
                SR 546 / Northwood Rd. (48.96424, -122.40709)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.9551  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2016 | Open June 2016. ICD estimated from Google Maps linework. | 
| 
                Kendall,
                WA Whatcom Co. United States  | 
            
                SR 542 / SR 547 (Kendall Corner) (48.91692, -122.13767)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.5337  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Open September 2015. ICD estimated from Google Maps linework. | 
| 
                Conway,
                WA Skagit Co. United States  | 
            
                SR 534 (Pioneer Hwy) / Fir Island Rd. / Conway Frontage Rd. / Main St. (48.34133, -122.33929)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 56.3641  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Oblong shape. Open July 2014. Replaced two closely spaced stop-controlled intersections. ICD estimated from Google Maps linework. | 
| 
                Anacortes,
                WA Skagit Co. United States  | 
            
                R Ave. / 22nd St. (48.50423, -122.60992)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.6011  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open December 2013. ICD estimated from Google Maps linework. | 
| 
                Mount Vernon,
                WA Skagit Co. United States  | 
            
                Anderson Rd. / Cedardale Rd. (48.39943, -122.32812)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2013 | Open November 2013. | 
| 
                Spokane,
                WA Spokane Co. United States  | 
            
                E Wellesley Ave. / N Freya St. (47.70060, -117.35714)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 46.6198  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Open October 2016. ICD estimated from Google Maps linework. | 
| 
                East Wenatchee,
                WA Douglas Co. United States  | 
            
                US 2-US 97 / Enterprise Dr. (47.51101, -120.29731)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Open June 2016. | 
| 
                Benton City,
                WA Benton Co. United States  | 
            
                SR 224 / SR 225 / I-82 WB Ramps (46.25173, -119.47550)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.2934  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | Replaced two close-spaced stop-controlled intersections. Open June 2016. ICD estimated from Google Maps linework. | 
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                W 45th St. / S Olympia St. (46.16925, -119.13812)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.3928  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Open June 2014. ICD estimated from Google Maps linework. | 
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                W Grandridge Blvd. / N Young St. (46.21653, -119.21799)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 167.7587  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Right-turn-only lane on north leg. Open September 2014. ICD estimated from Google Maps linework. | 
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                S Clodfelter Rd. / W 10th St. (46.20097, -119.24385)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 52.9044  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | Open August 2015. ICD estimated from Google Maps linework. | 
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                W Metaline Ave. / N Nevada St. / W Montana St. (46.22031, -119.23826)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 14.0478  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2013 | Open September 2013. ICD estimated from Google Maps linework. | 
| 
                Liberty Lake,
                WA Spokane Co. United States  | 
            
                Liberty Lake Rd. / Harvard Rd. / E Mission Ave. / I-90 WB Off-Ramp (47.67454, -117.11097)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.0137  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| 
                Redmond,
                WA King Co. United States  | 
            
                NE 76th St. / 164th Ave. NE (47.67214, -122.12180)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 99.7242  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Oblong shape. Connected two T-intersections on either side of median to allow crossing and left-turn movements. Open December 2012. ICD estimated from Google Maps linework. | 
| 
                Snoqualmie,
                WA King Co. United States  | 
            
                SR 202 / Tokul Rd. / Mill Pond Rd. (47.54073, -121.83292)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.8938  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Open August 2016. ICD estimated from Google Maps linework. | 
| 
                Redmond,
                WA King Co. United States  | 
            
                NE 116th St. / 172nd Ave. NE (47.70403, -122.11106)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.5420  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Open April 2015. ICD estimated from Google Maps linework. | 
| 
                Redmond,
                WA King Co. United States  | 
            
                NE 116th St. / 162nd Ave. NE (47.70420, -122.12313)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 116.5413  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Open May 2014. ICD estimated from Google Maps linework. | 
| 
                Lake Stevens,
                WA Snohomish Co. United States  | 
            
                SR 92 / 99th Ave NE (48.02885, -122.09804)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.5396  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework. | 
| 
                Lake Stevens,
                WA Snohomish Co. United States  | 
            
                SR 92 / 113th Ave. SE (48.03019, -122.07884)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.9412  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework. | 
| 
                Bellevue,
                WA King Co. United States  | 
            
                W Lake Sammamish Pkwy SE / I-90 WB Ramps (47.56690, -122.09947)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 139.9998  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2013 | Open November 2013. Raindrop shape. | 
| 
                Everett,
                WA Snohomish Co. United States  | 
            
                41st St. / Lowell Riverfront Trl. Ext. (47.96284, -122.19307)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 47.9842  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Right-turn bypass lane on north leg. Open January 2013. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Boulevard Rd. SE / 22nd Ave. (47.02903, -122.86477)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 97.6905  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Right-turn-only lane on west leg. Elliptical shape. Open October 2014. ICD estimated from Google Maps linework. | 
| 
                Edgewood,
                WA Pierce Co. United States  | 
            
                Jovita Blvd. E / Emerald St. (47.25272, -122.29104)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.6695  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Open July 2013. ICD estimated from Google Maps linework. | 
| 
                Nisqually,
                WA Thurston Co. United States  | 
            
                SR 510 / Reservation Rd. SE (47.01164, -122.69148)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2013 | Reverse curves on west and east legs. Open November 2013. |