|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Palmyra,
NJ Burlington Co. United States |
Harbour Dr. / Riverfront Dr. / Lakeside Dr. (40.00910, -75.03418) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Single-Lane |
||
|
Moorestown,
NJ Burlington Co. United States |
Laurel Creek Blvd. / Oakmont Dr. (39.99317, -74.90294) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Moorestown,
NJ Burlington Co. United States |
Hazeltime Circle: Sarazen Dr. / Tournament Dr. (39.98666, -74.89670) |
Other Existing |
Unknown Unknown |
3 Approaches 10 Driveways 70.1040 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island. No splitter islands. | |
|
Moorestown,
NJ Burlington Co. United States |
Laurel Creek Blvd. / Troon Ct. (39.99753, -74.89022) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Delanco,
NJ Burlington Co. United States |
Newtons Landing Blvd. / Russ Farm Way / Pennington Ct. (40.04379, -74.94370) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on two legs. | |
|
Bridgeboro,
NJ Burlington Co. United States |
Russ Farm Way / Shipps Way (40.04530, -74.94627) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 47.9999 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Sicklerville,
NJ Camden Co. United States |
Jefferson Dr. / Wilson Dr. (39.78690, -75.04044) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2011 | Year Completed estimated (2010-2011). |
|
Auburn,
CA Placer Co. United States |
SR 49 (Grass Valley Hwy.) / Florence Ln. / Lorenson Rd. (38.97820, -121.10831) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/CaltransDistrict3/videos/state-route-49-has-a-new-roundabout-at-florence-lnlorenson-rd-be-mindful-of-the-/1272931464323547/ |
|
Auburn,
CA Placer Co. United States |
SR 49 (Grass Valley Hwy.) / Lone Star Rd. (38.99650, -121.10907) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | |
|
Mendota,
CA Fresno Co. United States |
SR 33 (Derrick St.) / SR 180 (Oller St.) (36.76037, -120.38644) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | Northeast leg stubbed. |
|
Mobile,
AL Mobile Co. United States |
McGregor Ave. S / Dauphin St. / Wimbledon Dr. (30.68570, -88.14859) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Elliptical shaped. ICD = 180 ft x 140 ft. https://www.youtube.com/watch?v=3vxsxPC0wOM |
|
Seattle,
WA King Co. United States |
SR 523 (NE 145th St.) / I-5 SB Ramps (47.73411, -122.32590) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | Yield-controlled right-turn bypass lane on north leg. On the border between Shoreline and Seattle. https://engage.shorelinewa.gov/145corridor |
|
Pomona,
CA Los Angeles Co. United States |
S Park Ave. / W 9th St. (34.05137, -117.75427) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2025 | https://la.streetsblog.org/2025/11/04/pomona-is-becoming-bike-friendly. |
|
(uninc),
SC Lexington Co. United States |
US 21-US 176 / Old Wire Rd. (33.88656, -81.05126) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2026 | Open to traffic in October 2025; completion in 2026. https://www.wltx.com/article/traffic/scdot-roundabout-transition-old-wire-road-us21-oct13/101-d3255f3c-6773-4829-bf6a-f096a104b2c2. |
|
Huntsville,
UT Weber Co. United States |
E 100 S / S 7800 E (41.26231, -111.76145) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2025 | https://udotinput.utah.gov/huntsvilleroundabout |
|
Cedar City,
UT Iron Co. United States |
University Blvd. (W Center St.) / N 1150 W (37.67703, -113.07770) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | At Southern Utah University campus. https://www.stgeorgeutah.com/news/officials-suu-students-celebrate-new-roundabout-on-corner-of-campus-in-cedar-city/article_7041f280-27e1-4057-8a16-dfd2de8fc846.html |
|
Chillicothe,
OH Ross Co. United States |
Stewart Rd. / River Trace / (parking) (39.34567, -82.97469) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.sciotopost.com/new-roundabout-opens-off-north-bridge-street-shopping-plaza-easing-access-to-ross-county-drivers/. |
|
Coshocton,
OH Coshocton Co. United States |
CR 1A / CR 496 / Bridge St. (40.27969, -81.87129) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | |
|
New Lenox,
IL Will Co. United States |
W Haven Ave. / S Cedar Rd. / E Haven Ave. / N Cedar Rd. (41.51225, -87.96606) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2025 | Elliptical shaped. ICD = 170 ft x 130 ft. Replaced two T-intersections. One had two stop signs, the other a stop and a yield. |
|
Corinth,
TX Denton Co. United States |
Lake Sharon Dr. / Parkridge Dr. (33.14342, -97.06615) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2023 | |
|
Leawood,
KS Johnson Co. United States |
Tomahawk Creek Pkwy. / Town Center Dr. (38.91644, -94.63404) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.leawood.org/522/Tomahawk-Creek-Parkway-Project. |
|
Prince Rupert,
BC Skeena-Queen Charlotte Canada |
Hwy 16 / McBride St. / 2nd Ave. (54.31566, -130.32203) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 52.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Double left turn on southeast leg. Right-turn-only lane on southwest leg. https://www.cfnrfm.ca/2025/10/31/new-roundabout-opens-at-prince-ruperts-downtown-gateway/. |
|
Delta,
BC Greater Vancouver Canada |
Ladner Trunk Rd. / 80 St. / Hwy 99 EB Ramps (49.08972, -123.00293) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Salamanca,
NY Cattaraugus Co. United States |
SR 417 (Broad St.) / Iroquois Dr. / Messenger St. (42.15851, -78.73651) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2025 | https://www.oleantimesherald.com/2025/08/21/salamanca-roundabout-project-nearing-completion/. |
|
Damariscotta,
ME Lincoln Co. United States |
US 1 / Belvedere Rd. (44.04806, -69.50647) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/photo/?fbid=1241515414678643&set=a.221832433313618 |
|
Saratoga Springs,
NY Saratoga Co. United States |
SR 29 (Washington St.) / Rowland St. / Petrified Sea Gardens Rd. (43.07550, -73.84783) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.linkedin.com/posts/nysdot_meet-nysdots-newest-roundabout-a-project-activity-7404535842704293888-26Zh |
|
Stamford,
CT Fairfield United States |
Greenwich Ave. / Davenport St. / Waterside Pl. / Pulaski St. (41.04409, -73.54613) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Greenwich Ave. is two-way on north leg and one-way exit on west leg. Davenport St. is one-way entrance with left-turn-only lane on west leg. https://www.youtube.com/watch?v=Rw85VG_Bpq0. | |
|
Thunder Bay,
ON Thunder Bay Canada |
Cumberland St. N / Water St. / Marina Park Overpass / McVicar St. (48.43930, -89.21442) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Elliptical shaped. ICD = 53 m x 45 m. Rumble strips between lanes. https://www.youtube.com/watch?v=rMjcSZWhUXU |
|
Cambridge,
ON Waterloo Canada |
Hwy 24 (Hespeler Rd.) / Hwy 38 (Maple Grove Rd.) / Fisher Mills Rd (43.43494, -80.32763) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | https://www.facebook.com/RegionWaterloo/videos/rowconstruction-phase-1-of-our-maple-grove-road-improvements-is-now-complete-thi/718693177527986/ |
|
Alma,
QC Lac-Saint-Jean-Est Regional County Municipality Canada |
Boulevard Auger E / Rte du Lac E (48.51522, -71.61470) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=rit-LdDmOI0 |
|
Columbia,
TN Maury Co. United States |
S Main St. / W 8th St. / E 8th St. (35.61349, -87.03407) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2025 | A statue of Thurgood Marshall has been erected in the central island. https://www.facebook.com/CityofColumbiaTN/videos/see-you-around-the-roundaboutthe-city-of-columbia-has-completed-construction-of-/2967828143398999/. https://www.facebook.com/margaret.ziegler/videos/a-new-statue-honoring-thurgood-marshall-now-stands-proudly-in-columbia-tn-unveil/1191676799450304/. |
|
Moseley,
VA Chesterfield Co. United States |
Otterdale Rd. / Westerleigh Pkwy. (37.43012, -77.71944) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.chesterfield.gov/CivicAlerts.aspx?AID=4409. |
|
Saint John,
NB Saint John Canada |
Sandy Point Rd. / Foster Thurston Rd. / (unknown) (45.32177, -66.06879) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways |
Other (At-Grade) Unknown |
2025 | https://saintjohn.ca/en/news-and-notices/new-roundabout-now-open-sandy-point-road-and-foster-thurston-drive. |
|
(unincorporated),
AZ Greenlee Co. United States |
US 191 / SR 75 / SR 78 (32.94839, -109.22998) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | Merging right-turn bypass lane on north leg. https://www.facebook.com/gilaherald/posts/the-arizona-department-of-transportation-has-completed-a-modern-roundabout-that-/1390191276441232/. |
|
Albuquerque,
NM Bernalillo Co. United States |
Mountain Rd. NW / 19th St. NW (35.09814, -106.66717) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.instagram.com/p/DPfMs6dETmU/ |
|
Willingshausen,
Hesse Schwalm-Eder-Kreis Germany |
B254-B454 / B254 / B454 (50.90037, 9.27451) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Henderson,
KY Henderson Co. United States |
US 60 / I-69 SB Ramps (37.86350, -87.52650) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | Raindrop shaped. https://www.facebook.com/I69ORX/posts/the-new-us-60-interchange-is-complete-the-new-roadway-ky-3690-connects-the-new-u/1432749818853593/. |
|
Erfurt,
Thuringia Erfurt Germany |
K56 (Demminer Straße) / Dubliner Straße / (parking) (51.01320, 10.98764) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 22.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Year Completed estimated (2018-2020). |
|
Columbus,
IN Bartholomew Co. United States |
W Lowell Rd. / CR 200 W (39.24456, -85.95057) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | https://www.therepublic.com/2025/11/28/city-marks-official-completion-of-lowell-road-project/ |
|
Chaska,
MN Carver Co. United States |
Engler Blvd. (CR 10) / Skyview Dr. / Park Ridge Dr. (44.80520, -93.59677) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Turbo roundabout. Depressed lane dividers. |