|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Kannapolis,
NC Cabarrus Co. United States |
Lane St. / Turkey Rd. / Royse St. (35.49738, -80.55891) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Year Completed estimated (2019-2021). |
|
Latham,
NY Albany Co. United States |
Winter Creek Blvd. / (parking) (42.73060, -73.76251) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Noblesville,
IN Hamilton Co. United States |
Allisonville Rd. / E 146th St. Ramps (40.00038, -86.01932) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | Grade separated interchange with roundabout on the lower level. 146th Street through traffic passes overhead. Roundabout opened to traffic June 9, 2025 while final construction continued in the area. https://hamiltoncounty.in.gov/DocumentCenter/View/17636/146th--Allisonville---Looking-Northwest https://hamiltoncounty.in.gov/DocumentCenter/View/17637/146th--Allisonville---Looking-Southwest https://hamiltoncounty.in.gov/1238/146th-St-Allisonville-Rd-Interchange |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Lotus Dr. (35.31571, -80.64023) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Yield-controlled right-turn bypass lane on north leg. Add-lane right-turn bypass lane on east leg. https://www.facebook.com/story.php/?story_fbid=434214805375646&id=100063613898455&_rdr |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Raging Ridge Rd. (35.31390, -80.63383) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | |
|
Concord,
NC Cabarrus Co. United States |
Drake MIll Ln. / Holden Ave. (35.31413, -80.58479) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 67.0560 |
Other (At-Grade) Single-Lane |
2020 | Original circle built 2006-2008. Splitter islands added 2019-2021. |
|
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 |
|
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. |
|
Poplar,
MT Roosevelt Co. United States |
US 2 / 5th Ave. E (48.11438, -105.18443) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2019 | https://www.roundupweb.com/story/2019/12/04/news/us-2-poplar-construction-winds-down/13182.html |
|
Bruce,
MI Macomb Co. United States |
33 Mile Rd. / McKay Rd. (42.81797, -83.00023) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2019). |
|
Lincoln,
NE Lancaster Co. United States |
W A St. / SW 27th St. (40.79924, -96.75897) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2025 | |
|
Stockbridge,
GA Rockdale Co. United States |
GA 138 / Union Church Rd. SW (33.59197, -84.13738) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
Richfield,
MN Hennepin Co. United States |
Lyndale Ave. S / 65th St. (44.88522, -93.28611) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2023 | Elliptical shaped. ICD = 125 ft x 115 ft. https://www.facebook.com/story.php/?story_fbid=641870717972314&id=100064481752700 |
|
Wilsonville,
OR Clackamas Co. United States |
SW Boeckman Rd. / SW Canyon Creek Rd. (45.31755, -122.75778) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.wilsonvilleoregon.gov/engineering/page/boeckman-road-corridor-improvements |
|
Apple Valley,
MN Dakota Co. United States |
Diamond Path W / 140th St. W / Connemara Trl. (44.74637, -93.15649) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | On the border between Apple Valley and Rosemount. https://nextdoor.com/agency-post/mn/rosemount/city-of-rosemount/the-intersection-at-diamond-path-and-connemara-trail-is-now-closed-to-through-traffic-for-construction-of-a-roundabout-282288126/ |
|
Cedar Rapids,
IA Linn Co. United States |
Wilson Ave. SW / Bowling St. SW (41.95585, -91.65756) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.reddit.com/r/cedarrapids/comments/1fodquc/wilson_avenue_and_bowling_street_roundabout/ |
|
Little Rock,
AR Pulaski Co. United States |
Kanis Rd. / Fletcher Ridge Blvd. / Chenal Downs Blvd. (34.75930, -92.48271) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | |
|
Monroe,
LA Ouachita Par. United States |
Broadmore Blvd. / Bienville Dr. (32.53427, -92.09860) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2000 | Year Completed estimated (1998-2005). |
|
Monclova Township,
OH Lucas Co. United States |
Salisbury Rd. / Albon Rd. (41.58101, -83.73746) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2018-2020). |
|
Seattle,
WA King Co. United States |
NW 75th St. / 30th Ave. NW (47.68305, -122.39575) |
Traffic Calming Circle Existing |
Uncontrolled None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-Lane |
||
|
Crossfield,
AB Division 6 Canada |
Vista Dr. / Amery Crescent / Vista Rd. / Thomas St. (51.43444, -114.04277) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0000 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2017). |
|
Calgary,
AB Division 6 Canada |
140th Ave. NW / Carrington Blvd. NW (51.18149, -114.09022) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2017 | |
|
Calgary,
AB Division 6 Canada |
148 Ave. NW / Carrington Blvd. NW (51.18699, -114.08880) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
|
Calgary,
AB Division 6 Canada |
Cornerstone Heights SE / Cornerstone St. NE (51.15805, -113.94241) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.0000 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2020). |
|
Ridgefield,
WA Clark Co. United States |
N 56th Pl. / N Pioneer Canyon Dr. (45.81812, -122.69068) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Left-turn-only lane on south leg marked as through lane. | |
|
Ridgefield,
WA Clark Co. United States |
Pioneer St. / S 68th Ct. (45.81598, -122.67714) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Double left turn on south leg. Year Completed estimated (2023-2024). |
|
Ridgefield,
WA Clark Co. United States |
Pioneer St. / N Discovery Dr. (45.81573, -122.69697) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://ridgefieldroundtable.org/i5-to-royle-road |
|
Tulare,
CA Tulare Co. United States |
SR 137 (E Tulare Ave.) / Morrison St. (36.21093, -119.30330) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/100082142657015/posts/ccme-is-in-the-final-stages-of-the-tulare-avestate-hwy-137-roundabout-project-fo/700819749332774/ |
|
Bothell,
WA Snohomish Co. United States |
Meridian Ave. S / 240th St. SE / 240th St. SW (47.78041, -122.23298) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2024 | https://bothellwa.gov/2001/Meridian-Ave-S-and-240th-St-SE-Roundabou |
|
Fitchburg,
WI Dane Co. United States |
S Seminole Hwy. / Lacy Rd. (43.00116, -89.45924) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | https://www.wmtv15news.com/2023/11/17/lacy-road-construction-is-complete-with-added-speed-reductions/ |
|
McKinney,
TX Collin Co. United States |
E Virginia St. / N Throckmorton St. (33.19801, -96.60863) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Lake Forest Dr. (33.23242, -96.67934) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Hardin Blvd. (33.23223, -96.65209) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Westerville,
OH Delaware Co. United States |
SR 605 / Fancher Rd. (40.13242, -82.80976) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Green Chapel Rd. / Mink St. (40.12321, -82.69688) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Swedesboro,
NJ Gloucester Co. United States |
Valley Forge Dr. / Yorktown Rd. (39.74156, -75.33234) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Yield-controlled northwest and southeast legs; uncontrolled northeast and southwest legs. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Pine Dr. / Ashburn Way (39.74389, -75.33937) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Southwest leg is uncontrolled; other legs are yield controlled. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Holly Dr. / Ashburn Way (39.74467, -75.34385) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Uncontrolled southwest leg; other legs are yield controlled. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Village Green Dr. / Dalton Dr. / Roundstone Run (39.73260, -75.32429) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Painted splitter island and yield control on south leg; no splitter islands and no control on other legs. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Hazel Blvd. / Balsam Rd. (39.73123, -75.32836) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2020 | Painted splitter islands on all legs. Original circular intersection constructed 2011-2016; splitter islands and yield control added 2020. |
|
Bowling Green,
KY Warren Co. United States |
Ashley Cir. / Westen St. (36.96894, -86.43656) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2023 | https://www.wbko.com/2023/06/20/construction-begins-roundabout-ashley-circlewesten-street-intersection/ |
|
Bowling Green,
KY Warren Co. United States |
Westen St. / Patrick Way (36.96519, -86.44527) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2024 | https://www.youtube.com/watch?v=degpDxeAwUM |
|
Bowling Green,
KY Warren Co. United States |
Westen St. / Highland Way (36.96372, -86.44766) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/citybgky/posts/the-westen-street-and-highland-way-roundabout-project-was-anticipated-to-have-be/906701484824529/ |
|
Charlotte,
NC Mecklenburg Co. United States |
Lakeview Rd. / Reames Rd. (35.33246, -80.85242) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lane on northeast leg. https://www.charlottenc.gov/Growth-and-Development/Projects/CNIPSunset/Lakeview-Reames |
|
Joplin,
MO Jasper Co. United States |
E Zora St. / Hall St. / Duquesne Rd. (37.11261, -94.45761) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/JoplinNewsFirst/videos/koamtrafficalert-roundabout-opens-at-zoraduquesnehall-to-all-traffic/1644473069823426/ |
|
Woodbine,
NJ Cape May Co. United States |
CR 610 (Dennisville-Petersburg Rd.) / CR 550 (Dehlisch Ave. / Woodbine-Ocean View Rd.) (39.22105, -74.77919) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | |
|
Hurricane,
UT Washington Co. United States |
S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 82.2960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg. |
|
Hurricane,
UT Washington Co. United States |
Sand Hollow Resort Pkwy. / Retreat Dr. (37.11581, -113.39937) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2006-2009). |
|
Timnath,
CO Larimer Co. United States |
Weitzel St. / Swetsville Zoo Rd. (40.51930, -104.98815) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2021-2023). |
|
Greeley,
CO Weld Co. United States |
W F St. / N 35th Ave. (40.44090, -104.73501) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lane and two-lane exit on south leg. At-grade rail crossing approximately 260 feet to north. Year Completed estimated (2021-2023). |
|
Greeley,
CO Weld Co. United States |
W C St. / N 35th Ave. (40.43739, -104.73495) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2021-2023). |
|
Berthoud,
CO Larimer Co. United States |
CR 8 / CR 21 (40.30512, -105.13134) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | https://www.larimer.gov/sites/default/files/2023-safety-report-final-20240806.pdf (page 20) |
|
Fort Collins,
CO Larimer Co. United States |
E Mulberry Street Frontage Rd. / Greenfield Dr. (40.58247, -105.01497) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
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 |
|
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. | |
|
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/ |
|
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/ |
|
Colorado Springs,
CO El Paso Co. United States |
Meridian Sol Dr. / Swingline Rd. (38.93013, -104.60820) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Elliptical shaped. ICD = 130 ft x 105 ft. |
|
Colorado Springs,
CO El Paso Co. United States |
Meadow Brook Pkwy. / Newt Dr. (38.84432, -104.69242) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-Lane |
2023 | |
|
Estes Park,
CO Larimer Co. United States |
US 36 / US 34 Business / Crags Dr. (40.37248, -105.52360) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Elliptical shaped. Replaced two two-way stop-controlled intersections. ICD = 120 ft x 95 ft. Year Completed estimated (2019-2024). |
|
Johnstown,
CO Weld Co. United States |
SH 60 / Gateway Cir. (40.33527, -104.98559) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Primary access to large travel and fuel center. Year Completed estimated (2023-2024). |
|
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). |
|
Westerville,
OH Franklin Co. United States |
Little Turtle Way W / Longrifle Rd. (40.08322, -82.87865) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Yield-controlled right-turn bypass lane on south leg. |
|
Longmont,
CO Boulder Co. United States |
Harvest Moon Dr. / (parking) / (unknown) (40.15101, -105.08420) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | Right-turn-only lane and two-lane exit on north leg. Year Completed estimated (2022-2023). |
|
Lochbuie,
CO Adams Co. United States |
E 168th Ave. / Frontage Rd. (40.00051, -104.71769) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Ellipitcal shaped. ICD = 170 ft x 140 ft. |
|
Broomfield,
CO Adams Co. United States |
W 122nd Ave. / N Park Centre Dr. (39.92089, -105.01002) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2002 | North leg stubbed. Year Completed estimated (2001-2003). |
|
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 |
||
|
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 |
|
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 | |
|
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. |
|
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 |
|
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 |
|
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/ |
|
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). |
|
Greenfield,
IN Hancock Co. United States |
W CR 200N / (parking) (39.81129, -85.93083) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | |
|
Ronneby,
Blekinge County Ronneby kommun Sweden |
Järnvägsgatan / Gustav Arnolds gata (56.20647, 15.28504) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2010 | Completed in 2010 or earlier. |