City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Springdale,
AR Washington Co. United States |
S 64th St. / Apple Rd. (36.16841, -94.20162) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | RRFB on all three legs. |
McKinney,
TX Collin Co. United States |
E Louisiana St. / Greenville Rd. (33.19718, -96.60968) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 2 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2024 | One of the driveways serves as emergency access only. |
Valdosta,
GA Lowndes Co. United States |
SR 31 (Madison Hwy.) / I-75 NB Ramps (30.75206, -83.27321) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2025 | https://valdostatoday.com/news-2/local/2025/02/lowndes-i75-exit-11-traffic-to-begin-using-roundabouts/ |
Valdosta,
GA Lowndes Co. United States |
SR 31 (Madison Hwy.) / I-75 SB Ramps (30.75023, -83.27416) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2025 | https://valdostatoday.com/news-2/local/2025/02/lowndes-i75-exit-11-traffic-to-begin-using-roundabouts/ |
Lake Park,
GA Lowndes Co. United States |
Lake Park Bellville Rd. / I-75 NB Ramps (30.64409, -83.18847) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2022 | https://wfxl.com/news/local/traffic-pattern-change-expected-in-lowndes-county-on-i-75-exit-2 |
Lake Park,
GA Lowndes Co. United States |
Lake Park Bellville Rd. / I-75 SB Ramps (30.64297, -83.18993) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://wfxl.com/news/local/traffic-pattern-change-expected-in-lowndes-county-on-i-75-exit-2 |
Bowling Green,
KY Warren Co. United States |
Frist Blvd. / Hub Blvd. (36.96968, -86.40929) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2019 | |
Bowling Green,
KY Warren Co. United States |
Frist Blvd. / Golden Autumn Way (36.96509, -86.40386) |
Other Existing |
All-Way Yield None |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | Lane change required to make left turn. |
Bowling Green,
KY Warren Co. United States |
Ken Bale Blvd. / Middle Bridge Rd. W (36.95185, -86.41547) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2022 | |
Bowling Green,
KY Warren Co. United States |
Fieldstone Blvd. / Cave Springs Ave. (36.92962, -86.42874) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Bowling Green,
KY Warren Co. United States |
Chasefield Ave. / Andover St. (36.93716, -86.43202) |
Other Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Kennewick,
WA Benton Co. United States |
W Deschutes Ave. / N Colorado St. (46.21261, -119.22344) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.youtube.com/watch?v=FWq2ItERef0 (view of roundabout at 1:14 in video) |
Hemel Hempstead,
England Herts United Kingdom |
A4251 (London Rd.) / A4146 (Station Rd.) (51.74301, -0.48452) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4251 (London Rd.) / Fishery Rd. (51.74305, -0.49149) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 1 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4251 (London Rd.) / A41 EB Ramps (51.74489, -0.51312) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A414 (Two Waters Way) / A41 EB Ramps (51.73648, -0.47996) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
Raindrop shaped. | |
Hemel Hempstead,
England Herts United Kingdom |
A414 (Two Waters Way) / A41 WB Ramps (51.73616, -0.48168) |
Roundabout Existing |
All-Way Yield Unknown |
2 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
Raindrop shaped. | |
Hemel Hempstead,
England Herts United Kingdom |
A414 (Saint Albans Rd.) / Jarman Way (51.74980, -0.45562) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Through bypass lane on west leg. | |
Hemel Hempstead,
England Herts United Kingdom |
A414 (Saint Albans Rd.) / White Hart Rd. / Bennetts End Rd. (51.74958, -0.45123) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Left-turn-only lane on east and west legs. | |
Hemel Hempstead,
England Herts United Kingdom |
A414 (Saint Albans Rd. / Breakspear Way) / A4147 (Leverstock Green Way / Maylands Ave.) (51.75379, -0.43624) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Left-turn add-lane bypass lanes on north and south legs. Left-turn-only lanes on east and west legs. | |
Hemel Hempstead,
England Herts United Kingdom |
A414 (Breakspear Way) / Green Ln. (51.75630, -0.42355) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
Hemel Hempstead,
England Herts United Kingdom |
Green Ln. / Boundary Way (51.76027, -0.42309) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
Boundary Way / Buncefield Ln. / (parking) (51.76062, -0.42889) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
Green Ln. / Cherry Tree Ln. / Hogg End Ln. (51.76618, -0.42265) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Hemel Hempstead,
England Herts United Kingdom |
A4147 (Swallowdale Ln. / Maylands Ave.) / Swallowdale Ln. / Eastman Way (51.76690, -0.44389) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4147 (Redbourn Rd. / Swallowdale Ln.) / High Street Green / Queensway (51.76548, -0.44808) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Left-turn bypass lanes on west and south legs. | |
Hemel Hempstead,
England Herts United Kingdom |
A4147 (Link Rd. / Redbourn Rd.) / B487 (Redbourn Rd.) / Saint Agnells Ln. (51.77084, -0.44894) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4147 (Link Rd.) / Cambrian Way / Aycliffe Dr. (51.76921, -0.45691) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4147 (Link Rd.) / Piccotts End Rd. (51.76574, -0.47503) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4146 (Leighton Buzzard Rd.) / A4147 (Link Rd.) / B440 (Leighton Buzzard Rd.) / Galley Hill (51.76563, -0.47949) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4146 (Leighton Buzzard Rd.) / Queensway / Warners End Rd. (51.75713, -0.47560) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Left-turn-only lanes on all legs. | |
Hemel Hempstead,
England Herts United Kingdom |
Queensway / Marlowes (51.75735, -0.47277) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
Leighton Buzzard Rd. / Combe St. (51.75370, -0.47514) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
A4251 (London Rd.) / A41 WB Ramps (51.74372, -0.51106) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
||
Hemel Hempstead,
England Herts United Kingdom |
(Breakspear Park entrance) / (parking) (51.75549, -0.42416) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
Atlanta,
GA DeKalb Co. United States |
Maynard Terrace SE / McPherson Ave. / I-20 EB Exit Ramp (33.74396, -84.33482) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | |
Plain City,
OH Union Co. United States |
Hyland-Croy Rd. / Ravenhill Pkwy. (40.18345, -83.19046) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2016 | Year Completed estimated (2015-2016). |
Etna Township,
OH Licking Co. United States |
Refugee Rd. SW / Mink St. SW (39.97410, -82.72878) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html |
Etna Township,
OH Licking Co. United States |
Refugee Rd. SW / Etna Pkwy. (39.97301, -82.70600) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html |
Groveport,
OH Franklin Co. United States |
SR 317 (London-Groveport Rd.) / Rohr Rd. (39.84050, -82.90935) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lanes on north and south legs. https://www.groveport.org/CivicAlerts.aspx?AID=355&ARC=1054 |
Union,
OH Montgomery Co. United States |
Dog Leg Rd. / Union Airpark Blvd. / Martindale Rd. (39.89519, -84.25501) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Merging right-turn bypass lane on south leg. Yield-controlled right-turn bypass lane on west leg. Designed for future double-left-turn on east leg. https://www.daytondailynews.com/local/new-roundabout-at-union-airpark-blvd-and-dog-leg-road/44be0409-4bf4-4c75-abdd-b5d18f213524/ |
Waynesboro,
GA Burke Co. United States |
GA 24-GA 80 / GA 56 / Lovers Ln. (33.08492, -82.03795) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=_HsuxBbR5ds |
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / NC-180 (N Post Rd.) (35.31228, -81.49215) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Left-turn-only lane on northeast leg. Year Completed estimated (2022-2024). |
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / Shelby Bypass EB Ramps (35.31324, -81.49081) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Year Completed estimated (2022-2024). |
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / Shelby Bypass WB Ramps (35.31432, -81.48908) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Year Completed estimated (2022-2024). |
Frisco,
TX Collin Co. United States |
Acacia Ave. / Gartner Rd. (33.15628, -96.74202) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5274 |
Other (At-Grade) Single-Lane |
2024 | |
Frisco,
TX Collin Co. United States |
Acacia Ave. / Twistleaf St. (33.15767, -96.73793) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2024 | |
Frisco,
TX Collin Co. United States |
Acacia Ave. / Birchleaf Dr. / Bearberry Dr. (33.15763, -96.73480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2024 | |
Frisco,
TX Collin Co. United States |
Everwell Ln. / Durant Ln. (33.19927, -96.82178) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
Frisco,
TX Collin Co. United States |
Everwell Ln. / Forbes Dr. (33.19643, -96.82593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
Byron,
GA Peach Co. United States |
Centerville Rd. / Housers Mill Rd. (32.60929, -83.74792) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Replaced two offset T-intersections. |
Covington,
GA Newton Co. United States |
US 278-GA 12 / GA 11 (33.59968, -83.75056) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.rockdalenewtoncitizen.com/news/work-underway-on-roundabout-at-hub-junction/article_a0207ea4-6379-11ed-8ac4-f75010cb538a.html |
Granville,
OH Licking Co. United States |
SR 661 (North St.) / N Pearl St. / New Burg St. (40.07743, -82.52125) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.thereportingproject.org/new-roundabout-will-be-ready-for-the-first-day-of-school-on-aug-21-after-a-closure-for-paving-the-night-of-aug-18/ |
McDonough,
GA Henry Co. United States |
Racetrack Rd. / Iris Lake Rd. / Iris Lake Village Rd. (33.43047, -84.12372) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2025). |
North Dumfries,
ON Oxford Canada |
Trussler Rd. / Cedar Creek Rd. / Oxford Road 8 (43.32353, -80.49392) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2024 | https://kitchener.citynews.ca/2024/09/19/cedar-creek-trussler-road-roundabout-work-completed/ |
San Diego,
CA San Diego Co. United States |
Foothill Blvd. / Loring St. (32.80778, -117.24568) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Oval shaped. ICD = 130 ft x 90 ft. https://www.roadsbridges.com/road-traffic-safety/news/55241846/san-diego-builds-roundabouts-to-improve-safety |
Escondido,
CA San Diego Co. United States |
E Grand Ave. / Kalmia St. (33.12233, -117.08011) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://ols.escondido.org/CivicAlerts.aspx?AID=142 |
Ettlingen,
Baden-Württemberg Karlsruhe Germany |
Karlsruher Straße / Pforzheimer Straße / Schillerstraße / Scheffelstraße (48.94361, 8.40786) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Ettlingen,
Baden-Württemberg Karlsruhe Germany |
Karlsruher Straße / Huttenkreuzstraße / Pulvergartenstraße (48.94604, 8.40715) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Brant,
ON Brant Canada |
Hwy 2 (King Edward St.) / Puttown Rd. / Falkland Rd. (43.17027, -80.43259) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2020-2023). |
Brant,
ON Brant Canada |
Hwy 2 (King Edward St.) / Bishopsgate Rd. (43.17113, -80.42643) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2020-2023). |
Brant,
ON Brant Canada |
Rest Acres Rd. / Cobblestone Dr. / Daugaard Ave. (43.18023, -80.38441) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2020-2023). |
Brant,
ON Brant Canada |
Rest Acres Rd. / Arlington Pkwy. / Court Dr. (43.17712, -80.38332) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2020-2023). |
Brant,
ON Brant Canada |
Rest Acres Rd. / Scenic Ridge Gate / Lydia Ln. (43.17224, -80.38134) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2020-2023). |
Brant,
ON Brant Canada |
Rest Acres Rd. / Hutchings Rd. (43.16711, -80.37922) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 62.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Right-turn-only lane and three-lane pedestrian crossing on south leg. |
Hamilton,
ON Hamilton Canada |
Hwy 52 / Hwy 403 WB Ramps (43.20276, -80.04528) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Year Completed estimated (2021-2025). |
Hamilton,
ON Hamilton Canada |
Hwy 52 / Hwy 430 EB Ramps (43.19974, -80.04435) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Year Completed estimated (2021-2025). |