|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Falun,
Dalarna County Falu kommun Sweden |
E16-Rte 50-Rte 69 (Lugnetleden) / Hanröleden (60.62574, 15.61196) |
Roundabout Existing |
All-Way Yield Metering Signal |
3 Approaches 1 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2010 | Completed in or before 2010. Other control is signal on one approach to allow emergency vehicles to enter from 'next' approach. |
|
Falun,
Dalarna County Falu kommun Sweden |
Hanröleden / Norra Järvägsgatan (60.62320, 15.61594) |
Unknown Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 44.0000 |
Other (At-Grade) Single-Lane |
2021 | |
|
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 |
|
Reidville,
SC Spartanburg Co. United States |
Berry Shoals Rd. / Apple Valley Rd. (34.87688, -82.13462) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/SpartanburgCountyGovernment/posts/heads-up-drivers-beginning-on-tuesday-september-3rd-a-traffic-detour-will-go-int/884807807028082/ |
|
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/ |
|
Bay City,
MI Bay Co. United States |
MacKinaw Rd. / US 10 WB Ramps (43.59677, -83.99239) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | |
|
Bay City,
MI Bay Co. United States |
MacKinaw Rd. / US 10 EB Ramps (43.59527, -83.99235) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | |
|
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 |
|
Kahalu'u,
HI Honolulu Co. United States |
SR 83 (Kamehameha Hwy.) / SR 83 (Kahekili Hwy.) / SR 830 (Kamehameha Hwy.) (21.45721, -157.83809) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://kahekiliroundabout.com/ |
|
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). |
|
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). |
|
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). |
|
Oshkosh,
WI Winnebago Co. United States |
Winnegago County Community Park Dr. / Winnegago County Community Park Entrance (44.08167, -88.53360) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on west or southeast legs. | |
|
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/ |
|
Gustine,
CA Merced Co. United States |
SR 33-SR 140 / 4th St. (37.25362, -120.99742) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.westsideconnect.com/news/community-news/gustines-first-roundabout-completed-a-new-chapter-for-the-community/ |
|
Palmdale,
CA Los Angeles Co. United States |
E Avenue S8 / 40th St. E (34.54990, -118.05834) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | Yield-controlled right-turn bypass lane on south and east legs. https://www.facebook.com/CityofPalmdale/videos/para-espa%C3%B1ol-roundabout-tips-for-a-smoother-rideave-s-8-40th-st-east-is-now-open/3977904792456970/ . |
|
Davidson,
NC Cabarrus Co. United States |
SR 3 (Mooresville Rd.) / Odell School Rd. (35.48835, -80.75930) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
|
Huntersville,
NC Mecklenburg Co. United States |
Bryton Pkwy. / Bryton Ridge Pkwy. (35.38172, -80.82887) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2017). |
|
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 |
||
|
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. |
|
Troy,
NY Rensselaer Co. United States |
Frear Park Rd. / 15th St. (42.74683, -73.67271) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on south leg. | |
|
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. |
|
Glassboro,
NJ Gloucester Co. United States |
US 322 / Rowan Blvd. (39.70686, -75.11415) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2008-2010). |
|
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 | |
|
Sewell,
NJ Gloucester Co. United States |
College Dr. / E College Dr. (39.78060, -75.11734) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
Princeton Junction,
NJ Mercer Co. United States |
Washington Rd. / Princeton Hightstown Rd. (40.32083, -74.62315) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Roundabout located 300 ft north of old intersection. |
|
Interlaken,
NJ Monmouth Co. United States |
Main St. / Grassmere Ave. (40.23195, -74.00802) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2017 | At-grade rail crossing (two tracks) located 110 ft to west. Year Completed estimated (2016-2017). |
|
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 | |
|
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 | |
|
Buffalo,
MN Wright Co. United States |
STH 25 / CSAH 83 (35th St. NE) (45.20141, -93.86692) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Single-Lane |
2024 | |
|
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/ |
|
Palmetto,
GA Fulton Co. United States |
Fayetteville Rd. / Phipps Rd. (33.51449, -84.65766) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | |
|
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/ |
|
Hanover,
MN Wright Co. United States |
CSAH 19 (Labeaux Ave. NE) / CSAH 34 (Beebe Lake Rd. NE) (45.16175, -93.66604) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | |
|
Marysville,
WA Snohomish Co. United States |
SR 529 (48.04425, -122.18013) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2025 | |
|
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). |
|
Santa Clarita,
CA Los Angeles Co. United States |
Lost Canyon Rd. / Humphreys Pkwy. / Jakes Way (34.41385, -118.44083) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
Santa Clarita,
CA Los Angeles Co. United States |
Grand Ln. / Vista Canyon Rd. (34.41431, -118.43437) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Santa Clarita,
CA Los Angeles Co. United States |
Grand Ln. / Provo Ln. (34.41741, -118.43096) |
Other Existing |
Uncontrolled Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Timnath,
CO Larimer Co. United States |
2nd Ave. / Signal Tree Dr. (40.52405, -104.97700) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | |
|
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). |
|
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) |
|
La Salle,
CO Weld Co. United States |
CR 44 / US 85 SB Ramps (40.30821, -104.74948) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.9news.com/article/traffic/us-85-colorado-new-interchange/73-2b7e4e5d-a889-4452-8d39-477c814991d0 |
|
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). |
|
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). |
|
Thornton,
CO Adams Co. United States |
Washington Center Pkwy. / Lafayette St. (39.91876, -104.97204) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2002 | Year Completed estimated (1999-2002). |
|
Thornton,
CO Adams Co. United States |
Riverdale Rd. / Quebec St. (39.91040, -104.90320) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2018 | |
|
Westminster,
CO Adams Co. United States |
W 117th Ave. / Quitman St. (39.90885, -105.04229) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2005 | |
|
Castle Rock,
CO Douglas Co. United States |
E Montaine Cir. / Quarry Mesa Dr. (39.32630, -104.85197) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2023 | |
|
Falcon,
CO El Paso Co. United States |
Falcon Market Pl. / Woodmen Frontage Rd. / E Woodmen Rd. (38.94134, -104.61192) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | |
|
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 | |
|
Colorado Springs,
CO El Paso Co. United States |
S Troy Hill Rd. / Joystone Dr. (38.82702, -104.72760) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2019 | |
|
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/ |
|
Vista,
CA San Diego County United States |
Foothill Dr. / Oak Dr. (north) (33.21634, -117.22192) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Elliptical shaped. Part of closely spaced pair of roundabouts. https://www.youtube.com/watch?v=Imr8lxz23dc |
|
Vista,
CA San Diego County United States |
Foothill Dr. / Oak Dr. (south) (33.21602, -117.22114) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Part of closely spaced pair of roundabouts. |
|
Brainerd,
MN Crow Wing Co. United States |
CSAH 49 (Wise Rd.) / Beaver Dam Rd. (46.38448, -94.22428) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2022 | |
|
Philadelphia,
PA Philadelphia Co. United States |
S 20th St. / Penrose Ave. / Packer Ave. / W Moyamensing Ave. (39.91297, -75.18205) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Single-Lane |
2025 | Features separated bicycle lanes. |
|
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. | |
|
Richmond,
VA Richmond City United States |
Maury St. / E 4th St. / I-95 Ramps (37.52145, -77.43415) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 50.2920 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | E 4th St. is one-way into roundabout on northwest leg. |
|
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 | |
|
Crystal Lake,
IL McHenry Co. United States |
E Congress Pkwy. / Federal Dr. (42.23117, -88.30719) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2023 | https://www.crystallake.org/your-government/departments/community-development/engineering/roundabout-information |
|
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 |