City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Farmington,
CT Capitol United States |
Two MIle Rd. / South Rd. / Colt Hwy. (41.72232, -72.78876) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Right-turn-only lane on north leg aligned with circulatory roadway. |
Farmington,
CT Capitol United States |
Main Rd. (UConn Health Blvd.) / Dowling Way / Discovery Dr. (41.73355, -72.79357) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2013-2014). |
Farmington,
CT Capitol United States |
Dowling Way / (parking) (41.73355, -72.79165) |
Other Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Pedestrian crossing within circulatory roadway. | |
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 17th St. (38.47804, -82.63838) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 18th St. (38.47750, -82.63733) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
Växjö,
Kronoberg County Växjö Sweden |
Rte 30 / Rte 25-Rte 27 WB Ramps (56.89816, 14.72903) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | Was a T-intersection. Year Completed estimated (2021-2022). |
Madison,
WI Dane Co. United States |
Mansion Hill Ave. / Mica Rd. (43.03659, -89.53019) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2021 | |
Madison,
WI Dane Co. United States |
Watts Rd. / Redan Dr. (43.05059, -89.54702) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2021 | East leg stubbed. |
Madison,
WI Dane Co. United States |
Old Timber Pass / Hazy Sky Pkwy. (43.04876, -89.56435) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2019 | |
Madison,
WI Dane Co. United States |
Watts Rd. / Sugar Maple Ln. (43.05246, -89.56296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2019 | |
Madison,
WI Dane Co. United States |
Sugar Maple Ln. / Meandering Way (43.05767, -89.56315) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2015 | |
Madison,
WI Dane Co. United States |
Tawny Elm Pkwy. / White Fox Ln. (43.07015, -89.56678) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2020 | |
Waunakee,
WI Dane Co. United States |
STH 113 / Arboretum Dr. / Bong Rd. (43.17746, -89.41174) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | |
Viroqua,
WI Vernon Co. United States |
US 14-US 61 / STH 27-STH 82 / CR T (43.52202, -90.86531) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2023 | Elliptical shaped. ICD = 170 ft x 155 ft. |
Norje,
Blekinge County Sölvesborg Sweden |
Ysanevägen / Furumovägen / Norjevägen (56.11168, 14.67508) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2008 | Completed in or before 2008. |
Sölvesborg,
Blekinge County Sölvesborg Sweden |
Blekingevägen / Kämpasläattsvägen / Skånevägen (56.05430, 14.56821) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2010 | Completed in or before 2010. |
Wisconsin Dells,
WI Sauk Co. United States |
US 12 (Wisconsin Fells Pkwy.) / Fitzgerald Rd. / CR A (43.63331, -89.79087) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | |
Wisconsin Dells,
WI Columbia Co. United States |
La Crosse St. / Superior St. / (parking) (43.62545, -89.77531) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 1 Driveways 33.5280 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Elliptical shaped. ICD = 110 ft x 100 ft. |
Smelser,
WI Grant Co. United States |
STH 80 / STH 81 / Patch Rd. (42.66746, -90.43566) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2023 | |
Knutsberg,
Blekinge County Karlshamns kommun Sweden |
Vekerumsvägen / Rte 15-Rte 20 (Oljehamnsvägen) (56.17534, 14.83739) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2008 | Completed in 2008 or earlier. |
Karlshamn,
Blekinge County Karlshamns kommun Sweden |
Jannebergsvägen / E22 WB Ramps / Nyemöllevägen / Strömmavägen (56.18932, 14.84661) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | Concentric striped circulatory roadway. Completed in 2008 or earlier. |
Kättorp,
Blekinge County Ronneby kommun Sweden |
Karlshamnsvägen / Västervägen / Viggenvägen (56.23284, 15.25960) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.0000 |
Other (At-Grade) Single-Lane |
2010 | Merging right-turn bypass lane on south leg. Completed in 2010 or earlier. |
Ronneby,
Blekinge County Ronneby kommun Sweden |
Karlshamnsvägen / Västra Industrigatan / Gamla Landsvägen (56.21964, 15.26593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Completed in 2009 or earlier. |
Ronneby,
Blekinge County Ronneby kommun Sweden |
Karlshamnsvägen / Gamla Karlshamnsvägen / Verktygsgatan (56.21654, 15.27066) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2010 | Completed in 2010 or earlier. |
Ronneby,
Blekinge County Ronneby kommun Sweden |
Karlshamnsvägen / Kungsgatan / Vierydsvägen (56.21251, 15.27201) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2010 | Originally constructed in 2010 or earlier with one leg being a one-lane, one-way road. Rebuilt around 2017 to two-directional with single lanes. |
Ronneby,
Blekinge County Ronneby kommun Sweden |
Folkparksvägen / Angelskogsvägen (56.20286, 15.28852) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Used to be a T-intersection. Fourth leg added when rebuilt into a roundabout with construction starting in 2021 and finished in 2022. |
Ronneby,
Blekinge County Ronneby kommun Sweden |
Karlskronavägen / Hyndekullaleden / Hamnvägen (56.20203, 15.31020) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2010 | Completed in or before 2010. |
Listerby,
Blekinge County Ronneby kommun Sweden |
Listerbyrondellen: E22 / Johannishusvägen / Yxnarumsvägen (56.19953, 15.40315) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2008 | Completed in 2008 or earlier. |
(unknown),
Blekinge County Ronneby kommun Sweden |
Hasslörondellen: E22 / Hasslövägen (56.19782, 15.46980) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2008 | Completed in 2008 or earlier. Originally with two approach lanes on one of the four approaches but restriped and narrowed to single lane on all approaches. |
Carmel,
IN Hamilton County United States |
E 96th St. / N College Ave. (39.92715, -86.14588) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://content.govdelivery.com/attachments/fancy_images/INCARMEL/2025/07/12047605/6331942/college-ave-and-96th-street_crop.jpg https://content.govdelivery.com/accounts/INCARMEL/bulletins/3eb9634 North leg has an extra bypass lane for right turns but I marked as single lane since this lane doesn't allow entree into the roundabout. |
Carmel,
IN Hamilton County United States |
N College Ave. / Carmel Gateway (39.92869, -86.14591) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Newly constructed entrance to commercial development to the west replacing the old entrance further south and for future development to the east. https://content.govdelivery.com/attachments/fancy_images/INCARMEL/2025/07/12047605/6331942/college-ave-and-96th-street_crop.jpg https://content.govdelivery.com/accounts/INCARMEL/bulletins/3eb9634 |
Senoia,
GA Coweta County United States |
GA 16 / Old Hwy. 85 (33.29895, -84.59109) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). Intersection shifted approximately 450 ft to the east. |
Monticello,
GA Jasper County United States |
GA 16 / GA 380 (Perimeter Rd.) (33.30243, -83.63426) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | Elliptical shaped. ICD = 160 ft x 145 ft. Year Completed estimated (2023-2024). |
Brooks,
GA Spalding County United States |
GA 16 (Newnan Rd.) / Hollonville R. / Hwy. 85 Connector (33.25458, -84.48925) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2014-2016). |
Waterloo,
ON Waterloo Canada |
Lake Louise Blvd. / Coldstream Dr. (43.49487, -80.57648) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.0000 |
Other (At-Grade) Single-Lane |
2018 | Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018). |
Waterloo,
ON Waterloo Canada |
Lake Louise Blvd. / Inverhuron Crescent (43.49647, -80.57254) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.0000 |
Other (At-Grade) Single-Lane |
2018 | Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018). |
Waterloo,
ON Waterloo Canada |
Lake Louise Blvd. / Rock Point Crescent (43.49387, -80.57871) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 20.0000 |
Other (At-Grade) Single-Lane |
2018 | Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018). |
(unincorporated),
GA Bibb County United States |
US 80-SR 22 (Eisenhower Pkwy.) / Knoxville Rd. (32.79855, -83.78279) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | Intersection moved about 150 feet west. |
(unincorporated),
OR Polk County United States |
OR 99W / Clow Corner Rd. (44.89743, -123.22807) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | |
Port Ludlow,
WA Jefferson County United States |
SR 104 / Paradise Bay Rd. / Shine Rd. (47.86767, -122.63923) |
Roundabout Existing |
All-Way Yield Other |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Drawbridge signal approximately 800 ft to east. https://wsdot.wa.gov/construction-planning/search-projects/sr-104-paradise-bay-shine-road-sr-19-intersection-safety-improvements |
Post Falls,
ID Kootenai County United States |
E 4th Ave. / N Idaho St. (47.71101, -116.93727) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2024). |
Burnside,
NS Halifax Canada |
Burnside Dr. / Akerley Blvd. (44.72910, -63.58599) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Year Completed estimated (2023-2024). |
Burnside,
NS Halifax Canada |
Akerley Blvd. / Hwy 107 WB Exit Ramp / Harold Shanks Ave. (44.72546, -63.58373) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 60.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | Year Completed estimated (2021-2022). |
Tucson,
AZ Pima County United States |
N 5th Ave. / E 4th St. (32.23033, -110.96714) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
N 7th Ave. / E 4th St. (32.23031, -110.97020) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 5th St. / N 9th Ave. (32.22900, -110.97328) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 4th St. / N 9th Ave. (32.23031, -110.97328) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 4th St. / N 10th Ave. (32.23030, -110.97481) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W University Blvd. / N 9th Ave. (32.23161, -110.97330) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W University Blvd. / N 10th Ave. (32.23160, -110.97483) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W University Blvd. / N 11th Ave. (32.23159, -110.97637) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 1st St. / N 11th Ave. (32.23420, -110.97638) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 1st St. / N 9th Ave. (32.23422, -110.97331) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
E 2nd St. / N 7th Ave. (32.23292, -110.97023) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
W 2nd St. / N 9th Ave, (32.23291, -110.97330) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
South Charleston,
WV Kanawha County United States |
Kanawha Turnpike / SR 601 (Jefferson Rd.) Ramps (38.35435, -81.71172) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | https://www.youtube.com/watch?v=yTdSPHjvFrA |
Orlando,
FL Orange County United States |
Westpointe Blvd. / Abbots Hill Dr. (28.52013, -81.50067) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
||
Wildwood,
FL Sumter County United States |
(unknown) (28.84553, -82.01688) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 34.7472 |
Other (At-Grade) Single-Lane |
||
Sanford,
FL Seminole County United States |
S Park Ave. / W 9th St. / E 9th St. (28.80444, -81.26798) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 20.7264 |
Other (At-Grade) Single-Lane |
2008 | Raised crosswalks. |
Belton,
MO Cass County United States |
S Mullen Rd. / E Cambridge Rd. (38.79909, -94.51296) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Year Completed estimated (2024-2025). |
Moreland,
GA Coweta County United States |
US 29 / US 27 Alternate / Harris Rd. / Ralph Evans Rd. (33.27899, -84.76548) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Traffic from the west (Harris Rd) must turn right before entering the roundabout. https://www.facebook.com/reel/385831194453450/ |
Salem,
OR Marion County United States |
Saginaw St. S / Bush St. S (44.93127, -123.04547) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Salem,
OR Marion County United States |
Hood St. NE / Cottage St. NE (44.95186, -123.02692) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Salem,
OR Marion County United States |
Hood St. NE / Winter St. NE (44.95156, -123.02571) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Salem,
OR Marion County United States |
Locust St. NE / Maple Ave. NE (44.96427, -123.02495) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Richmond,
VA Richmond City United States |
E Main St. / Dock St. / Peebles St. (37.52433, -77.41841) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2018 | |
Derry Township,
PA Dauphin County United States |
Bachmanville Rd. / Homestead Rd. (40.26233, -76.63657) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2024 | |
East Hempfield Township,
PA Lancaster County United States |
Nissley Rd. / Pennscott Dr. / Bloomfield Way (40.08451, -76.39751) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2015-2016). https://lancasteronline.com/news/local/where-are-there-roundabouts-in-lancaster-county/article_f894d096-e616-11e9-9a69-8b2c73dade42.html |
Thiells,
NY Rockland County United States |
Suffern Ln. / Hammond Rd. / Letchworth Village Rd. / Thiells-Mt Ivy Rd. (41.21116, -74.01775) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | https://www.instagram.com/reel/DLKvS2py3Ps/ |
Genoa Township,
OH Delaware County United States |
Lewis Center Rd. / Worthington Rd. (40.19783, -82.91324) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Peanut shaped. https://www.facebook.com/DelCoEngineer/posts/construction-in-actionworthington-road-lewis-center-road-intersection-genoa-town/1071976134965353/ |
Sanford,
FL Seminole County United States |
SR 46 / Osprey Hammock Trl. / River Oaks Cir. (28.81503, -81.41312) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 71.6280 |
Other (At-Grade) Single-Lane |
2021 | Passes underneath SR 429 but with no direct connection. |
Lower Sackville,
NS Halifax Canada |
Duke St. / Hwy 102 NB Ramps / Hwy 107 (44.75484, -63.64417) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 65.0000 |
Freeway Ramps (Grade-Separated) Multilane (3+ Lane) |
2024 | https://news.novascotia.ca/en/2024/12/20/new-highway-connects-sackville-bedford-burnside |
Tucson,
AZ Pima County United States |
E 2nd St. / N 1st Ave. (32.23298, -110.96101) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
E 1st St. / N 1st Ave. (32.23428, -110.96102) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
AZ Pima County United States |
E 5th St. / N 1st Ave. (32.22907, -110.96099) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Saginaw,
MN St. Louis County United States |
US 2 / STH 194 / Saginaw Rd. (46.84660, -92.41735) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2023 | |
Scottsdale,
AZ Maricopa County United States |
E Happy Valley Rd. / N Alma School Rd. (33.71265, -111.85679) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Left-turn-only lane on west leg. |
Scottsdale,
AZ Maricopa County United States |
E Happy Valley Rd. / N Golf Club Dr. (33.71264, -111.86755) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Elliptical shaped. ICD = 165 ft x 130 ft. |
Cedar Rapids,
IA Linn County United States |
10th St. SE / 8th Ave. SE / Mount Vernon Rd. SE (41.97807, -91.65365) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.thegazette.com/local-government/government-notes-cedar-rapids-opens-new-roundabout-on-mount-vernon-road/ |
Westfield,
IN Hamilton County United States |
W 151st St. / Towne Rd. (40.00622, -86.20296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Cost – $1,983,669.69 |
Sanford,
FL Seminole County United States |
W Seminole Blvd. / (unknown) (28.83081, -81.31651) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | Painted splitter island on south leg. |
(unincorporated),
TX Fort Bend County United States |
Mason Rd. / Victoria Bay Blvd. (29.67590, -95.73782) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2025 | Vortex modular/quick-build roundabout. |
North Miami,
FL Miami-Dade County United States |
NW 12th Ave. / NW 120th St. (25.88432, -80.21868) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
FL Miami-Dade County United States |
NW 12th Ave. / NW 123rd St. (25.88704, -80.21881) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
FL Miami-Dade County United States |
NW 12th Ave. / NW 127th St. (25.89067, -80.21899) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
FL Miami-Dade County United States |
NW 8th Ave. / NW 122nd St. (25.88638, -80.21272) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-Lane |
2014 | |
Miami,
FL Miami-Dade County United States |
SW 2nd Ave. / SW 28th Rd. (25.75291, -80.20891) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2005 | |
St Petersburg,
FL Pinellas County United States |
1st St. N / 30th Ave. NE (27.79940, -82.63444) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
Toa Alta,
Toa Alta Municipio Ortíz Barrio Puerto Rico |
Avenida los Palacios / Calle Guajataca (18.34875, -66.20882) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Circle existed in 2016 but without controlling signs; by 2024 Yield signs had been added. | |
Toa Alta,
Toa Alta Municipio Ortíz Barrio Puerto Rico |
Avenida Los Palacios / Ave. Palacios Reales / Ave. Palacios de Marbella (18.34576, -66.20688) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Circle existed in 2016 but with stop signs on two approaches; no controls on the other two. Yield signs on all approaches in 2024. | |
Santa Barbara,
CA Santa Barbara County United States |
E Cabrillo Blvd. / Los Patos Way / Channel Dr. (34.42133, -119.65642) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2025 | https://keyt.com/lifestyle/travel/2025/05/28/new-cabrillo-and-los-patos-roundabout-project-opens-up/ |
New Castle,
CO Garfield County United States |
US 6 / Castle Valley Blvd. (39.56797, -107.51604) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://kdvr.com/news/local/new-multi-lane-roundabout-at-intersection-of-us-6-and-castle-valley-road/ |
Grand Island,
NE Hall County United States |
W 13th St. / Claude Rd. (40.93152, -98.38788) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2024 | https://www.ksnblocal4.com/2024/03/25/claude-road-project-begin-grand-island/ |
Grand Island,
NE Hall County United States |
State St. / Claude Rd. (40.93840, -98.38861) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2024 | https://www.ksnblocal4.com/2024/03/25/claude-road-project-begin-grand-island/ |
Harpersfield,
OH Ashtabula County United States |
SR 534 (S Broadway) / SR 307 (N River Rd. E) (41.75981, -80.94122) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2024 | https://www.news5cleveland.com/news/local-news/we-follow-through/local-businesses-relieved-as-major-construction-project-concludes-in-ashtabula-county |
Jordan,
MN Scott County United States |
STH 21 / CR 66 (Sawmill Rd.) (44.65659, -93.62855) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://test10.gettingbeached.com/montgomery-messenger-news/highway-21-roundabout-jordan-fully-open-friday-sept-29 |
Lino Lakes,
MN Ramsey County United States |
Hodgson Rd. / Ash St. (CR J) (45.12412, -93.12745) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | Elliptical shaped. ICD = 120 ft x 110 ft. https://www.facebook.com/StoeszLinoLakes/videos/all-lanes-open-on-new-roundabout-at-county-road-j-and-hodgson-happy-labor-day-we/534935302432611/ |
Monument,
CO El Paso County United States |
W Baptist Rd. / Terrazzo Dr. (39.05656, -104.85476) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://www.codot.gov/projects/archives/baptistterrazzoroundabout |
Renfrew,
ON Renfrew Canada |
Hwy 60 (O'Brien Rd.) / Wrangler Rd. / Innovation Dr. (45.47897, -76.65228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2024 | https://www.pentictonherald.ca/spare_news/article_f8ceef21-c90e-5cc1-add9-a8e0b8cee9e8.html |
Aurora,
CO Arapahoe Co. United States |
Copperleaf Blvd. / Radcliff Pkwy. (39.63537, -104.72624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2022-2023). |