| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Edina,
                MN Hennepin Co. United States | Interlachen Blvd./ Blake Rd. (44.91393, -93.38343) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | Year Completed estimated (2023-2024). https://www.youtube.com/watch?v=dm2G51ZohRY | 
| Fountaintown,
                IN Shelby Co. United States | US 52 / SR 9 (39.69259, -85.77385) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2023 | https://www.wtreradio.com/regional-news/construction-update-from-shelby-county/ | 
| Portage Township,
                OH Ottawa Co. United States | SR 53 (SE Catawba Rd.) / E State Rd. (41.50840, -82.85952) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://sanduskyregister.com/news/522707/recognizing-the-roundabout/ | 
| Portage Township,
                OH Ottawa Co. United States | SR 53 (Catawba Rd.) / SR 2 Ramps (41.50681, -82.85952) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2024 | https://sanduskyregister.com/news/522707/recognizing-the-roundabout/ | 
| Buffalo,
                MN Wright Co. United States | 35th St. NE / Braddock Ave. (45.20177, -93.87000) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Intersection moved 250-300 feet to the west. | 
| Glencoe,
                MN McLeod Co. United States | 16th St. E / 110th St. / Falcon Ave. / Morningside Dr. (44.77578, -94.13155) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2020-2022). | 
| Ramsey,
                MN Anoka Co. United States | Armstrong Blvd. NW / Alpine Dr. NW (45.24865, -93.47053) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2023 | Elliptical shaped. ICD = 140 ft x 125 ft. https://stories.opengov.com/anokacountymn/published/3CanECRn-XG | 
| Anoka,
                MN Anoka Co. United States | Thurston Ave. / US 10-US 169 Ramps (45.21253, -93.41300) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Freeway Ramps (Grade-Separated) Single-Lane | 2024 | Peanut shaped. Node ICDs 140 ft; length 290 ft. Year Completed estimated (2023-2024). | 
| Maple Grove,
                MN Hennepin Co. United States | 101st Ave. N / Lawndale Ln. (45.13832, -93.50388) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | Year Completed estimated (2023-2024). | 
| Maple Grove,
                MN Hennepin Co. United States | 101st Ave. N / Troy Ln. N (45.13846, -93.51193) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2023 | Year Completed estimated (2022-2023). | 
| Liberty Township,
                OH Butler Co. United States | Princeton Rd. / Maud Hughes Rd. (39.38674, -84.41100) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | This is Butler County's 41st roundabout. It opened November 16th, 2023. https://www.bceo.org/news/2023/03/princeton-rd-roundabout-bridge-construction-begins/ | 
| Arden Hills,
                MN Ramsey Co. United States | Snelling Ave. N / Lake Johanna Blvd. / CR E (45.05023, -93.16374) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2023 | |
| St Louis Park,
                MN Hennepin Co. United States | 36th St. W / Belt Line Blvd. / Monterey Dr. (44.93795, -93.34154) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Right-turn-only lane on north leg. Left-turn-only lane on west leg. | 
| Richfield,
                MN Hennepin Co. United States | Lyndale Ave. S / W 70th St. (44.87632, -93.28918) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2019 | https://www.hometownsource.com/sun_current/community/richfield/lyndale-avenue-road-construction-continues-in-richfield/article_4df9bdb4-817f-11e9-9352-733310e3eaf2.html | 
| Owatonna,
                MN Steele Co. United States | 24th Ave. SW / W Bridge St. (44.08433, -93.25657) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2021 | |
| Grand Rapids,
                MN Itasca Co. United States | Fairgrounds Rd. / Crystal Lake Blvd. / Ridgewood Rd. / 14th St. N (47.24598, -93.52334) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2013-2019). | 
| Hollister,
                CA San Benito Co. United States | SR 25 / SR 156 (36.89565, -121.42733) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 78.0288 | Other (At-Grade) Multilane (3+ Lane) | 2024 | Rotor turbo roundabout. Opened December 2023; fully operational February 2024. https://www.sfgate.com/local/article/gilroy-california-turbo-roundabout-18585736.php | 
| Mount Vernon,
                WA Skagit Co. United States | SR 9 / Old Day Creek Rd. / Francis Rd. (48.46779, -122.23666) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2018 | |
| Doylestown Township,
                PA Bucks Co. United States | New Britain Rd. / S Easton Rd. (southbound) (40.29104, -75.12883) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2024 | |
| Doylestown Township,
                PA Bucks Co. United States | New Britain Rd. / S Easton Rd. (northbonud) (40.29072, -75.12772) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | |
| O'Fallon,
                IL St. Clair Co. United States | Cambridge Blvd. / St Francis Way / St Elizabeth's Blvd. (38.58493, -89.93023) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.6755 | Other (At-Grade) Single-Lane | 2016 | Roundabout built by hospital. ICD estimated from Google Maps linework. | 
| Polk City,
                IA Polk Co. United States | Vista Lake Ct / N 3rd St / NW Sheldahl Dr (41.78316, -93.71045) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2022 | https://www.polkcityia.gov/sites/g/files/vyhlif5571/f/pages/notice_to_bidders_3rd_and_vista_lake_intersection_improvements_2021-11-22.pdf | 
| (unincorporated),
                CA Plumas Co. United States | SR 36 / CR A13 (40.30580, -121.14170) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2024 | South leg disconnected from existing TWSC intersection and shifted about 250 feet east along SR 36 to make two T-intersections. Roundabout designed for OSOW vehicles along SR 36. https://www.facebook.com/story.php?story_fbid=122177854508225216&id=61556756493806&_rdr | 
| West Springfield,
                MA Hampden Co. United States | Elm St. / Westfield St. / (parking) (42.10703, -72.62284) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2024 | https://www.wwlp.com/news/local-news/hampden-county/final-phases-of-construction-of-the-new-elm-street-roundabout-in-west-springfield/ | 
| Clarksville,
                TN Montgomery Co. United States | Needmore Rd. / N Whitfield Rd. (36.58403, -87.33613) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://clarksvillenow.com/local/rhonda-the-roundabout-has-public-debut-city-of-clarksville-adjusting-signage-signal-timing/ | 
| Altoona,
                IA Polk Co. United States | NE 62nd Ave. / 20th Ave. NW (41.67289, -93.48702) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Huntsville,
                AL Madison Co. United States | McMullen Ln. SE / Summerlyn Way SE (34.70066, -86.43826) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2007). | 
| Chatsworth,
                GA Murray Co. United States | GA 225 / Mt Carmel Church Rd. / Mitchell Bridge Rd. (34.81145, -84.81570) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2017 | Elliptical shaped. ICD = 160 ft x 140 ft. | 
| Ellijay,
                GA Gilmer Co. United States | GA 382 / Old Highway 5 (34.63999, -84.50847) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | West leg realigned 360 feet to south to create four-legged intersection. Year Completed estimated (2019-2021). | 
| Cartersville,
                GA Bartow Co. United States | GA 293 (Kingston Hwy.) / Beavers Dr. (34.23442, -84.86784) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2022 | https://delta.creativecirclecdn.com/dailytribune/files/20220704-113647-DTN%207_5_2022.pdf | 
| Cumming,
                GA Forsyth Co. United States | Buford Dam Rd. / (parking) (34.19829, -84.13895) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2022 | South leg stubbed. Year Completed estimated (2021-2022). | 
| (unincorporated),
                GA Paulding Co. United States | Seven Hills Blvd. / Blackberry Run Dr. / Bent Leaf Dr. (34.02534, -84.78221) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Year Completed estimated (2023-2024). | 
| Raleigh,
                NC Wake Co. United States | Clark Ave. / Montgomery St. (35.79389, -78.68310) | Roundabout Existing | Unknown None | 4 Approaches 0 Driveways 15.2400 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Raleigh,
                NC Wake Co. United States | Clark Ave. / Furches St. (35.79378, -78.68115) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 15.2400 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Raleigh,
                NC Wake Co. United States | Clark Ave. / Sheppard St. (35.79283, -78.67806) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 15.2400 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| London,
                KY Laurel Co. United States | SR 229 (Barbourville Rd.) / River Rd. / Rocky Branch Rd. (37.06453, -84.03415) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | https://www.youtube.com/watch?v=ZxK0kahUC2w | 
| East Rockhill Township,
                PA Bucks Co. United States | W Park Ave. / Three Mile Run Rd. (40.38177, -75.31170) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.eastrockhilltownship.org/resources/news-announcements/article/?id=8002 | 
| Medicine Hat,
                AB Division 1 Canada | 2 Ave. SE / 8 St. SE (50.03145, -110.68217) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://medicinehatnews.com/news/local-news/2024/10/04/hurry-before-the-snow-city-road-construction-nears-finish-line-as-fall-weather-arrives/ | 
| South Haven,
                MI Van Buren Co. United States | Wells St. / N Bailey Ave. (42.41050, -86.26416) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2007 | Painted splitter islands. Previously offset T-intersections. Year Completed estimated (2006-2007). | 
| West Kelowna,
                BC Central Okanagan Canada | Shannon Lake Rd. / Asquith Rd. / Asquith Ct. (49.85115, -119.61874) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2024 | https://www.kelownanow.com/watercooler/news/news/West_Kelowna/New_roundabout_on_Shannon_Lake_Road_set_to_open_this_week/#fs_141439 | 
| (unincorporated),
                TX Fort Bend Co. United States | Old Richmond Rd. / Voss Rd. (29.64542, -95.66199) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2024 | |
| Horizon City,
                TX El Paso Co. United States | Kieth Booth Dr. / Tobe Davis Dr. / Glenn Warner Blvd. (31.68831, -106.18588) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 59.4360 | Other (At-Grade) Single-Lane | Vertical curb on central island apron. | |
| Kelowna,
                BC Central Okanagan Canada | Union Rd. / Upper Canyon Dr. N (49.93787, -119.44304) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.0000 | Other (At-Grade) Single-Lane | 2012 | Elliptical shaped. ICD = 33 m x 29 m. | 
| Kelowna,
                BC Central Okanagan Canada | Quail Ridge Blvd. / Airport Way (49.95204, -119.39089) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2015 | Future south leg planned. | 
| Tumalo,
                OR Deschutes Co. United States | US 20 / O.B. Riley Rd. / Cook Ave. (44.14548, -121.33124) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | https://www.youtube.com/watch?v=d52_QDGjjIE | 
| Bend,
                OR Deschutes Co. United States | Deschutes Market Rd. / Hamehook Rd. (44.10603, -121.25409) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2023 | https://ktvz.com/community/2023/11/10/deschutes-county-road-construction-update-week-of-nov-12-18/ | 
| Bend,
                OR Deschutes Co. United States | US 20 / Old Bend Redmond Hwy. (44.11907, -121.31678) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 65.5320 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2023 | https://www.centraloregondaily.com/archives/central-oregon-daily/highway-20-roundabout-at-old-bend-redmond-hwy-set-to-open-o-b-riley-reopening/article_e239715a-4a6e-5d19-8c96-993910415551.html?=/&subcategory=61%7CLegal | 
| Georgetown,
                TX Williamson Co. United States | Moonlight Terrace Dr. / Legacy Crossing / Wolf Ridge Rd. (30.64654, -97.70171) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2022 | |
| El Paso,
                TX El Paso Co. United States | Edgemere Blvd. / Tierra Fertil Dr. (31.79620, -106.24765) | Roundabout Existing | All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Year Completed estimated (2019-2020). | 
| El Paso,
                TX El Paso Co. United States | Pebble Hills Blvd. / Mike Price Dr. (31.78375, -106.20822) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2016 | |
| Horizon City,
                TX El Paso Co. United States | Town Center Dr. / Horizon Crossing St. (31.67829, -106.20606) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2019 | Year Completed estimated (2018-2019). | 
| Bend,
                OR Deschutes Co. United States | Powell Butte Hwy. / NE Butler Market Rd. (44.09444, -121.20382) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2024 | https://www.youtube.com/watch?v=q0T0f0Cp1z4 | 
| Port Orchard,
                WA Kitsap Co. United States | Mitchell Ave. SE / SE Lincoln Ave. (47.52374, -122.63041) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.kitsapdailynews.com/news/1st-of-2-y-intersection-roundabouts-opens-in-po/ | 
| Fishers,
                IN Hamilton Co. United States | E 96th St. / Allisonville Rd. (39.92704, -86.06626) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2024 | Replaced intersection that used "Michigan Lefts" on the border between Fishers in Hamilton County and Indianapolis in Marion County. Fully open in late October 2024. https://fishersin.gov/next-chapter/allisonville-road-corridor-revitalization/96th-st-allisonville-rd-roundabout/ | 
| Granite Falls,
                WA Snohomish Co. United States | 84th St. NE / 163rd Ave. NE (48.07206, -122.01269) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.facebook.com/SnoCoPW/videos/final-touches-are-taking-place-at-the-84th-st-ne-and-163rd-ave-ne-roundabout-in-/2124130604683380/ | 
| Bremerton,
                WA Kitsap Co. United States | Washington Ave. / Manette Bridge (47.56922, -122.62369) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.youtube.com/watch?v=tD7NviOOFDE | 
| New Palestine,
                IN Hancock Co. United States | S 600 W / W 200 S (39.75666, -85.91432) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2024 | Replaced two offset T-intersections. | 
| Bismarck,
                ND Burleigh Co. United States | N 19th St. / E Calgary Ave. (46.84530, -100.76220) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | Painted splitter islands. https://us1033.com/bismarcks-first-mini-roundabout-is-now-open-people-are-freakin/. https://www.youtube.com/watch?v=6m3XF49XU4Q. | 
| Bristol,
                IN Elkhart Co. United States | Walorski Pkwy.  / (parking) (41.73614, -85.87479) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | North leg stubbed. Surface drainage to ditches. https://rv-pro.com/news/elkhart-road-to-be-named-after-late-congresswoman-walorski/ | 
| Bristol,
                IN Elkhart Co. United States | Toll Rd. / Walorski Pkwy. (CR 4) / I-90 Ramps (41.73807, -85.88465) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2023 | |
| Crown Point,
                IN Lake Co. United States | US 231 / Saint Francis Dr. (41.38987, -87.31972) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | Roundabout serves hospital. Year Completed estimated (2023-2024). | 
| Plain City,
                OH Union Co. United States | Industrial Pkwy. / Mitchell-Dewitt Rd. (40.14221, -83.21567) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | |
| Gahanna,
                OH Franklin Co. United States | Taylor Station Rd. / Craycraft Rd. / Research Rd. (39.99250, -82.83997) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://gahanna.gov/CivicAlerts.aspx?AID=214 | 
| Port Ludlow,
                WA Jefferson Co. United States | SR 104 / SR 19 (Beaver Valley Rd.) (47.89014, -122.73245) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2024 | Through lane bypass on west leg. https://www.facebook.com/groups/porttownsendchat/posts/the-highway-104-and-19-roundabout-is-open-in-all-directions/1440699556614168/?_rdr | 
| Carmel,
                IN Hamilton Co. United States | Hazel Dell Pkwy. / E 106th St. (39.94129, -86.07463) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2024 | https://www.carmellink.com/project.php?title=106th%20Street%20and%20Hazel%20Dell%20Roundabout | 
| Westville,
                IN La Porte Co. United States | US 421 / US 6 / US 6-US 421 / W 600 S (41.51838, -86.89415) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2024 | Rural. https://www.facebook.com/LaPorteCountySheriffsOffice/videos/lcso-drone-footage-of-the-completed-us-6-us-421-south-junction-roundabout-projec/989150306303223/ | 
| Brier,
                WA Snohomish Co. United States | Locust Way / Logan Rd. / Larch Way (47.80828, -122.25425) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://snohomishcountywa.gov/3811/Larch-Way-and-Locust-Way---Bothell-2024 | 
| Roanoke,
                IN Allen Co. United States | Ernst Rd. / (connector to Lower Huntington Rd.) (40.99439, -85.27605) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2024 | At new Fort Wayne IUHealth campus. https://www.openstreetmap.org/#map=16/40.99329/-85.27753. https://www.google.com/maps/@40.9942784,-85.2772513,17z?entry=ttu. | 
| McCordsville,
                IN Hancock Co. United States | N CR 600W / W CR 500N (39.85629, -85.91567) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2024 | Replaced offset T-intersections. https://www.mccordsville.org/egov/documents/1712946176_73766.pdf | 
| Albuquerque,
                NM Bernalillo Co. United States | Yale Blvd. NE / Camino de Salud (35.08985, -106.62158) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | Roundabout constructed 2008. Concentric striped circulatory roadway. Roundabout removed 2020-2021 with construction of hospital building. | 
| Hanover,
                MD Anne Arundel Co. United States | Arundel Mills Blvd. / MD 295 NB Ramps (39.15573, -76.74459) | Roundabout Removed | All-Way Yield None | 3 Approaches 0 Driveways 26.8575 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2002 | ICD estimated from Google Maps linework. Replaced with DDI | 
| Hanover,
                MD Anne Arundel Co. United States | Arundel Mills Blvd. / MD 295 SB Ramps (39.15677, -76.74617) | Roundabout Removed | All-Way Yield None | 2 Approaches 0 Driveways 66.6796 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2002 | ICD estimated from Google Maps linework. Replaced with DDI. | 
| Alexandria,
                VA Alexandria City United States | Hickory St. / Kennedy St. (38.83080, -77.06213) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | Central island is painted only and ringed with mountable dividers. https://www.alexandriava.gov/transportation-planning/project/hickory-street-and-kennedy-street-neighborhood-mini-roundabout | 
| Cumberland,
                MD Allegany Co. United States | MD 639 Willow Brook Rd. / (Western Maryland Regional Medical Center - south entrance) (39.64659, -78.73184) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.7848 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). ICD estimated from Google Maps linework. | 
| Cumberland,
                MD Allegany Co. United States | MD 639 Willow Brook Rd. / (Western Maryland Regional Medical Center - north entrance) (39.64875, -78.73164) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.0248 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). ICD estimated from Google Maps linework. | 
| Fruitland,
                MD Wicomico Co. United States | MD 513 Cedar Ln. / Division St. (38.32094, -75.61021) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 29.0471 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Saint Leonard,
                MD Calvert Co. United States | Calvert Beach Rd. / MD 765 Saint Leonard Rd. (38.47316, -76.50607) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 25.2460 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Prince Frederick,
                MD Calvert Co. United States | MD 402 Dares Beach Rd. / Armory Rd. (38.54877, -76.58590) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2014 | |
| Glenelg,
                MD Howard Co. United States | Burntwoods Rd. (MD 932B) / Ten Oaks Rd. (MD 932C) (39.27315, -76.98805) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.9074 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Ellicott City,
                MD Howard Co. United States | Rogers Ave / Old Frederick Road (39.29904, -76.81308) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 26.8026 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. Old Frederick Road is MD 985A but roundabout may be locally maintained and not state maintained | 
| Bloomingdale,
                IL DuPage Co. United States | Bloomfield Pkwy. / Bloomfield Cir. (41.95403, -88.10742) | Other Existing | Uncontrolled None | 3 Approaches 5 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Mahomet,
                IL Champaign Co. United States | Churchill Rd. / E South Mahomet Rd. (40.17978, -88.37471) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.wandtv.com/community/ribbon-cutting-being-held-for-new-mahomet-roundabout/article_bafa4206-5314-11ee-a61e-03aed1b80bd1.html | 
| (unincorporated),
                TX Fort Bend Co. United States | Brandt Rd. / James Long Pkwy. (29.64406, -95.75007) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2024 | |
| Fort Wayne,
                IN Allen Co. United States | Bass Rd. / N Scott Rd. (41.08937, -85.27492) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Open November 2024. https://www.wane.com/top-stories/section-of-bass-road-to-close-for-roundabout-construction/ | 
| Hobart,
                IN Lake Co. United States | W 61st Ave. / Marcella Blvd. (41.50729, -87.31414) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2024 | Open October 2024. https://www.facebook.com/permalink.php/?story_fbid=526944479719719&id=100072125151004 | 
| Hobart,
                IN Lake Co. United States | SR 51 (E Cleveland Ave. / N Hobart Rd.) / SR 130 / E Cleveland Ave. (41.53623, -87.24021) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Open late 2024. https://www.in.gov/indot/files/Des.-1600693-SR-51-at-SR-130-Intersection-Improvement-Hearing-Presentation_10-6-21-1.pdf | 
| Seymour,
                IN Jackson Co. United States | SR 11 (Walnut St.) / Burkart Blvd. (38.93361, -85.88983) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | |
| Lafayette,
                IN Tippecanoe Co. United States | S CR 250 E / Eppingham Dr. / Lila Way (40.36129, -86.85704) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2023 | Yield-controlled right-turn bypass lane on north leg. | 
| St John,
                IN Lake Co. United States | Park Pl. / W 101st Pl. (41.43466, -87.43845) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | No splitter island on east leg. Pedestrian access to central island. | |
| Hammond,
                IN Lake Co. United States | SR 312 (E Chicago St.) / S Hohman Ave. (41.62846, -87.51733) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | Yield-controlled right-turn bypass lane on east leg. | 
| Valparaiso,
                IN Porter Co. United States | Edinburgh St. / Dundee St. (41.43673, -87.10985) | Other Existing | Uncontrolled None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| St John,
                IN Lake Co. United States | Hillcrest Ln. / Edgewood Ct. (41.42248, -87.49663) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. No splitter islands on north, east, and west legs. | |
| Sisters,
                OR Deschutes Co. United States | US 20 / Locust St. / Camp Polk Rd. (44.29043, -121.54369) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2024 | https://ktvz.com/news/sisters/2024/07/26/new-sisters-roundabout-opens-to-all-traffic-monday-evening-but-theres-still-some-work-to-do/ | 
| Carmel,
                IN Hamilton Co. United States | 3rd Ave. SW / Walnut St. (39.97281, -86.13123) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Scheduled to open by end of 2024. https://content.govdelivery.com/accounts/INCARMEL/bulletins/3c0a439. https://content.govdelivery.com/attachments/fancy_images/INCARMEL/2024/11/10465307/5813388/dji-0523_crop.jpg. | 
| Carmel,
                IN Hamilton Co. United States | Walnut St. / Veterans Way (39.97284, -86.12840) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Scheduled to open November 2024. https://content.govdelivery.com/accounts/INCARMEL/bulletins/3c0a439. | 
| Ottumwa,
                IA Wapello Co. United States | Albia Rd. / Quincy Ave. (41.00957, -92.43837) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://ottumwapost.com/quincy-avenue-albia-road-detour-route-p10174-236.htm | 
| Carmel,
                IN Hamilton Co. United States | Pennsylvania St. / Liberty Fund Dr. (39.95080, -86.15550) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Scheduled to open by November 2024. https://content.govdelivery.com/accounts/INCARMEL/bulletins/3c0a439 | 
| Sioux City,
                IA Woodbury Co. United States | Old Lakeport Rd. / Southern Hills Dr. / Elk Creek Rd. / Christy Rd. (42.44046, -96.34126) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | |
| Chico,
                CA Butte Co. United States | Memorial Way / Oleander Ave. (39.73345, -121.84053) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.actionnewsnow.com/news/reducing-traffic-delays-in-chico/article_a82aa638-8bdb-11ef-9b56-1321e390d324.html | 
| Nampa,
                ID Canyon Co. United States | S Midland Blvd. / Iowa Ave. (43.55439, -116.59279) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.facebook.com/cityofnampa.us/posts/-exciting-safety-news-for-our-community-were-happy-to-announce-the-installation-/900763452095945/ |