Roundabouts Database

28965 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Belfair, WA
Mason Co.
United States 		SR 3 / Log Yard Rd.
(47.46778, -122.80455) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Central island truck apron and external truck aprons for long trucks making turns. Year Completed estimated (2018-2021).
Pasco, WA
Franklin Co.
United States 		Chapel Hill Blvd. / N Road 84
(46.26959, -119.19999) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2018-2021).
Pasco, WA
Franklin Co.
United States 		Chapel Hill Blvd. / Road 76
(46.26355, -119.19001) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2018-2021).
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Horton Rd.
(48.80595, -122.49677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.0896 		Other (At-Grade)
Single-Lane 		2019 Curb returns are further back from ICD than leading ends of splitter islands.
Camas, WA
Clark Co.
United States 		NW Camas Meadows Dr. / NW Payne St. / NW Pittock Pl.
(45.62718, -122.45141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2018
Camas, WA
Clark Co.
United States 		NW 44th Ave. / NW Ivy St.
(45.60804, -122.42079) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Camas, WA
Clark Co.
United States 		NW 44th Ave. / NW Jasmine St.
(45.60960, -122.42245) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-Lane 		2012 No splitter islands, residential area.
Camas, WA
Clark Co.
United States 		SE Brady Rd. / Columbia Palisades Dr.
(45.58617, -122.47084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2018
Cashmere, WA
Chelan Co.
United States 		Goodwin Rd. / US 2 EB Ramps / Hay Canyon Rd.
(47.52907, -120.48927) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2021 Hay Canyon Rd goes under Goodwin Rd just east of roundabout. https://www.co.chelan.wa.us/public-works/pages/west-cashmere-bridge-replacement-crp-693
Duvall, WA
King Co.
United States 		NE Big Rock Rd. / 3rd Ave. NE
(47.72685, -121.98193) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.1373 		Other (At-Grade)
Single-Lane 		2019
Duvall, WA
King Co.
United States 		Railroad Way NE / NE 143rd Pl.
(47.72994, -121.98822) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
32.3085 		Other (At-Grade)
Single-Lane 		2020 Yield at entry, but no splitter islands.
East Wenatchee, WA
Douglas Co.
United States 		Highline Dr. SE / SE Simon St.
(47.40485, -120.28185) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017 Driveway is commercial entrance to Safeway.
Gig Harbor, WA
Pierce Co.
United States 		Harborview Dr. / Stinson Ave.
(47.33363, -122.58919) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Federal Way, WA
King Co.
United States 		SW 349th St. / 27th Ave. SW
(47.28883, -122.36857) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2005 Painted splitter islands
Federal Way, WA
King Co.
United States 		S 317th St. / 11th Pl. S
(47.31677, -122.31839) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2016 Access to multifamily housing, public streets.
Federal Way, WA
King Co.
United States 		SW 329th Way / 49th Ave. SW
(47.30724, -122.39523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3357 		Other (At-Grade)
Single-Lane 		2017 Painted splitter islands.
Federal Way, WA
King Co.
United States 		20th Ave. S / S 332nd St.
(47.30376, -122.30750) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
19.2024 		Other (At-Grade)
Single-Lane 		2007 Painted splitter islands, limited outside curbing.
Federal Way, WA
King Co.
United States 		20th Ave. S / S 330th St.
(47.30605, -122.30752) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2024 		Other (At-Grade)
Single-Lane 		2007 Painted splitter islands, limited outside curbing
Fort Lewis, WA
Pierce Co.
United States 		Pershing Circle [Lewis Dr. / Kaufman Ave. / Liggett Ave.]
(47.09195, -122.61587) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
54.2541 		Other (At-Grade)
Single-Lane 		2015 Circular intersection converted to roundabout in 2015.
Fort Lewis, WA
Pierce Co.
United States 		A St. / 17th St.
(47.12596, -122.59856) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.7952 		Other (At-Grade)
Single-Lane 		2011
Fort Lewis, WA
Pierce Co.
United States 		East Dr. / Compass Ave.
(47.13338, -122.59358) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.3669 		Other (At-Grade)
Single-Lane 		2011
Lake Stevens, WA
Snohomish Co.
United States 		Lake Dr. / 29th St. NE
(48.02479, -122.10383) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017
Liberty Lake, WA
Spokane Co.
United States 		E Indiana Ave. / N Holl Blvd.
(47.67550, -117.13725) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.4048 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2005-2009).
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Nyanza Rd. SW
(47.14110, -122.52665) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Veterans Dr. SW
(47.14497, -122.53853) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://thesubtimes.com/2021/12/26/progress-at-veterans-and-gravelly-lake-intersection-in-lakewood/
Lakewood, WA
Pierce Co.
United States 		Dekoven Rd. SW / Meadow Rd. SW / Brook Ln. SW
(47.16401, -122.52634) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 Painted splitter islands. Skewed intersection.
Lakewood, WA
Pierce Co.
United States 		Dekoven Dr. SW / 100th St. SW
(47.16666, -122.52814) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 Painted splitter islands.
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Vernon Ave. SW / Newgrove Ave. SW
(47.14431, -122.55960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 Painted splitter island on southeast leg.
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Lake City Blvd. SW
(47.14497, -122.55139) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Vernon Ave. SW / Dolly Madison St. SW
(47.14243, -122.55988) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021
Camas, WA
Clark Co.
United States 		NE Woodburn Dr. / NE Laurel St.
(45.60703, -122.39789) 		Unknown
Existing 		Unknown
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2018 Painted splitter islands. Year Completed estimated (2017-2018).
Vancouver, WA
Clark Co.
United States 		NW 5th Pl. / NW 151st St.
(45.72996, -122.67572) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Moxee, WA
Yakima Co.
United States 		Morrier Ln. / Duffield Rd.
(46.57109, -120.41406) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018 North and west legs stubbed for future development.
Union Gap, WA
Yakima Co.
United States 		Rose St. / Longfibre Rd.
(46.55399, -120.49708) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2019 South and east legs stubbed for future development.
Yakima, WA
Yakima Co.
United States 		Butterfield Rd. / Hartford Rd.
(46.61272, -120.47443) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 Part of the new East/West Yakima connector (Phase 1).
Spokane, WA
Spokane Co.
United States 		N Access Rd. / (parking)
(47.76485, -117.38118) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018 Serves Costco.
North Bend, WA
King Co.
United States 		SE North Bend Way / 436th Ave. SE
(47.48132, -121.75803) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021
Sammamish, WA
King Co.
United States 		SE 4th St. / 218th Ave. SE
(47.60555, -122.04899) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
21.9453 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 222nd Pl. SE
(47.60554, -122.04307) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 224th Ave. SE
(47.60553, -122.04091) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6032 		Other (At-Grade)
Single-Lane 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 224th Pl. SE
(47.60552, -122.03916) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.2128 		Other (At-Grade)
Single-Lane 		2020
Poulsbo, WA
Kitsap Co.
United States 		SR 305 / Johnson Way NE / Peterson Way NE
(47.71979, -122.62244) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021
Poulsbo, WA
Kitsap Co.
United States 		Johnson Rd. NE / Johnson Pkwy.
(47.72250, -122.62224) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021
Sedro-Woolley, WA
Skagit Co.
United States 		Fruitdale Rd. / Thompson Rd.
(48.52726, -122.21071) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
23.7744 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018
Sequim, WA
Clallam Co.
United States 		Woodcock Rd. / Sequim-Dungeness Bay Rd.
(48.11592, -123.10204) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Marysville, WA
Snohomish Co.
United States 		3rd St. / Alder Ave.
(48.05090, -122.17315) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		3rd St. / Quinn Ave.
(48.05089, -122.17141) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		3rd St. / Union Ave.
(48.05088, -122.16967) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		2nd St. / Alder St.
(48.04998, -122.17357) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
Marysville, WA
Snohomish Co.
United States 		2nd St. / Quinn Ave.
(48.04997, -122.17142) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
Marysville, WA
Snohomish Co.
United States 		2nd St. / Union Ave.
(48.04996, -122.16967) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
Graham, WA
Pierce Co.
United States 		Rainier Ridge Blvd. E / 186th St. E / Glacier Way E
(47.08689, -122.28699) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2019
West Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / S Lake Stevens Rd.
(47.97461, -122.10273) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.tiktok.com/@j_will_entrepreneur/video/7151997176799939883?is_from_webapp=v1&item_id=7151997176799939883
Spokane Valley, WA
Spokane Co.
United States 		E Sprague Ave. / S Barker Rd.
(47.65689, -117.15362) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.spokanevalley.org/spraguebarker
Bellevue, WA
King Co.
United States 		100th Ave. NE / NE 10th St. / Belfair Ln.
(47.61924, -122.20706) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020 Year Completed estimated (2019-2020).
Plateau, WA
King Co.
United States 		Auburn Way / (school entrance) / (parking)
(47.28822, -122.18165) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Entrance to Chinook elementary school.
Lakewood, WA
Pierce Co.
United States 		North Gate Rd. SW / Edgewood Ave. SW / Winona St. SW
(47.14678, -122.56385) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.kiro7.com/news/south-sound-news/stolen-car-stopped-by-wet-cement-lakewood/GDU77T3M6NC2RKBPTKKY5N53SA/
Moses Lake, WA
Grant Co.
United States 		SR 17 / Grape Dr.
(47.14957, -119.29411) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://wsdot.wa.gov/construction-planning/search-projects/sr-17-grape-drive-intersection-improvements https://columbiabasinherald.com/news/2022/sep/06/grape-dr-roundabout-nears-completion/
Loon Lake, WA
Stevens Co.
United States 		US 395 / SR 292 / Gardenspot Rd.
(48.05995, -117.62055) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.kxly.com/us-395-loon-lake-roundabout-now-fully-open/
Arlington, WA
Snohomish Co.
United States 		SR 531 (172nd St. NE) / 43rd Ave. NE
(48.15231, -122.17230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.arlingtonwa.gov/758/43rd-Ave-SR-531-172nd-St-Roundabout
Bay View, WA
Skagit Co.
United States 		Josh Wilson Rd. / Farm to Market Rd.
(48.48665, -122.44440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.goskagit.com/townnews/economics/bay-view-area-roundabout-now-open/article_e9ac88a2-32e5-11ed-b607-03db0c4dca41.html
Kalama, WA
Cowlitz Co.
United States 		Kalama River Rd. / Old Hwy 99
(46.04277, -122.85420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2018-2021).
Seattle, WA
King Co.
United States 		Minor Ave. / Union St.-E Union St. / Bellevue Ave.
(47.61296, -122.32688) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Steilacoom, WA
Pierce Co.
United States 		Union Ave. / Rainier St. / Martin St.
(47.16963, -122.60292) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Everett, WA
Snohomish Co.
United States 		Riverfront Blvd. / 29th Ave. SE / 44th St. SE
(47.95950, -122.19112) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2020
Arlington, WA
Snohomish Co.
United States 		236th St. NE / 19th Ave. NE
(48.20959, -122.20491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2021 https://www.236safetyimprovements.org/project-updates
Quincy, WA
Grant Co.
United States 		SR 28 / White Trail Rd.
(47.23275, -119.93936) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://kpq.com/opening-of-roundabout-at-sr-28-white-trail-road-delayed-again/
Wenatchee, WA
Chelan Co.
United States 		US 2-US 97 / US 2-US 97 Ramps / Easy St.
(47.46942, -120.33556) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2023 https://www.yoursourceone.com/columbia_basin/us-2-97-and-easy-street-roundabout-in-wenatchee-to-open-this-weekend/article_0804b578-1764-11ee-82ea-bb1c1c03b812.html
Lakewood, WA
Pierce Co.
United States 		Washington Blvd. SW / Edgewood Ave. SW
(47.14855, -122.56383) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2023
Seattle, WA
King Co.
United States 		S Atlantic St. / Sturgus Ave. S
(47.59000, -122.31165) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Five Corners, WA
Clark Co.
United States 		NE 94th Ave. / NE 99th St.
(45.69343, -122.57575) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023
Gig Harbor, WA
Pierce Co.
United States 		Olympus Way / Buckhorn Pl. / Copper Ct.
(47.36278, -122.59679) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014
Enumclaw, WA
King Co.
United States 		Semanski St. / Warner Ave.
(47.19201, -122.00551) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2021 Next to Enumclaw High School. https://www.courierherald.com/news/council-awards-bid-for-roundabout-in-front-of-enumclaw-high/
Tumwater, WA
Thurston Co.
United States 		93rd Ave. SW / Lathrop Industrial Dr.
(46.95285, -122.94231) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Add-lane right-turn bypass lane on south leg. Year Completed estimated (2021-2022).
North Bend, WA
King Co.
United States 		436th Ave. SE / SE 136th St.
(47.47778, -121.75834) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://livingsnoqualmie.com/updated-construction-schedule-for-se-136th-street-436th-avenue-roundabout-in-north-bend/
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Washington Blvd. SW
(47.14920, -122.53942) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://cityoflakewood.us/weekly-bulletin-220408/
Lakewood, WA
Pierce Co.
United States 		Washington Blvd. SW / Interlaaken Dr. SW
(47.14862, -122.54186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Leavenworth, WA
Chelan Co.
United States 		US 2 / Icicle Rd.
(47.58851, -120.67532) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.wenatcheeworld.com/business/new-leavenworth-roundabout-completed-ribbon-cutting-ceremony-next-week/article_eaf2f3e4-67c9-11ee-893c-47727bd0bda9.html
West Richland, WA
Benton Co.
United States 		SR 240 / SR 225 / US Reservation Rd.
(46.38327, -119.42282) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023
Port Townsend, WA
Jefferson Co.
United States 		SR 20 / Kearney St.
(48.11000, -122.77066) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2023
Arlington, WA
Snohomish Co.
United States 		SR 530 / 211th Pl. NE
(48.18852, -122.14376) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
Arlington Bluff, WA
Snohomish Co.
United States 		SR 530 / 59th Ave. NE
(48.18839, -122.15068) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
(unincorporated), WA
King Co.
United States 		Redmond Ridge Dr. / NE Alder Crest Dr.
(47.69211, -122.03572) 		Roundabout
Unknown 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://kingcounty.gov/en/dept/local-services/transit-transportation-roads/roads-and-bridges/projects-and-programs/redmond-ridge-dr-ne-roundabout (open to traffic, but final paving delayed by weather until Spring 2024)
Kennewick, WA
Benton Co.
United States 		Ridgeline Dr. / US 395 NB Ramps / S Zintel Way
(46.17192, -119.19115) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.nbcrightnow.com/news/us-395-and-ridgeline-drive-interchange-near-southridge-now-open/article_f08f07aa-e2e2-11ed-a02e-ab286dbac1ad.html
Kent, WA
King Co.
United States 		SE 272nd St. / 106th Ave. SE
(47.35794, -122.19865) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Built by developer.
Liberty Lake, WA
Spokane Co.
United States 		E Mission Ave. / Kramer Pkwy.
(47.67143, -117.12235) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 Year Completed estimated (2022-2023).
Grand Mound, WA
Thurston Co.
United States 		US 12 / Sargent Rd. SW
(46.80249, -123.01756) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2023 https://public-works-projects-thurston.hub.arcgis.com/pages/us-12-sargent-road
Gorst, WA
Kitsap Co.
United States 		SR 3 / Airport Way SW
(47.50426, -122.75160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2021 Elliptical shaped. ICD = 135 ft x 125 ft. Year Completed estimated (2020-2021).
Port Orchard, WA
Kitsap Co.
United States 		SW Old Clifton Rd. / Campus Pkwy. / McCormick Village Dr.
(47.50505, -122.69904) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Lacey, WA
Thurston Co.
United States 		Mullen Rd. SE / Carpenter Rd. SE
(47.00464, -122.77990) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Kent, WA
King Co.
United States 		94th Ave. S / S 237th Pl.
(47.38921, -122.21537) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2024 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Raised but mountable central island, painted splitter islands.
Federal Way, WA
King Co.
United States 		SR 509 (SW Dash Point Rd.) / 47th Ave. SW
(47.32161, -122.39253) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2022
Federal Way, WA
King Co.
United States 		S 300th St. / 24th Pl. S / (parking)
(47.33323, -122.30213) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Painted splitter islands. Year Completed estimated (2020-2021).
Federal Way, WA
King Co.
United States 		S 300th St. / 26th Ave. S / (parking)
(47.33321, -122.30053) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Painted splitter islands. Year Completed estimated (2020-2021).
Lake Stevens, WA
Snohomish Co.
United States 		Vernon Rd. / 91st Ave. SE
(48.00354, -122.10817) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Peanut shaped. ICD = 80 ft for each node, 185 ft for overall length. No deflection on north and south legs prior to entry. https://www.reddit.com/r/Suburbanhell/comments/y403wy/a_new_peanut_shaped_roundabout_my_city_just/?rdt=48505
Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / Vernon Rd.
(48.00461, -122.10670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / SR 204 (Snohomish Marysville Rd.) / 7th Pl. NE
(48.00286, -122.10637) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States 		N Davies Rd. / Vernon Rd. / Frontage Rd.
(48.00477, -122.10589) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Originally opened July 2012. Shifted to east 2022-2023 as part of construction of SR 9/Vernon Rd roundabout.
Grandview, WA
Yakima Co.
United States 		E Wine Country Rd. / McCreadie Rd. / (parking)
(46.25373, -119.88036) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023 https://www.nbcrightnow.com/news/grandviews-first-roundabout-opening-a-month-early/article_c06b15d0-589b-11ee-86dd-032c5866d948.html
Walla Walla, WA
Walla Walla Co.
United States 		S Park St. / E Alder St. / E Poplar St.
(46.06763, -118.33094) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Oval shaped. ICD = 140 ft x 80 ft. https://www.wallawallawa.gov/Home/Components/News/News/2444/