|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Punta Gorda,
FL Charlotte Co. United States |
US 41 (Tamiami Trl.) / Carmalita St. (26.92980, -82.04751) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.gulfshorebusiness.com/gb_daily/new-downtown-roundabout-opens-in-punta-gorda/ |
|
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. |
|
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/ |
|
Clarkston,
WA Asotin Co. United States |
US 12 (Bridge St.) / Diagonal St. / 2nd St. (46.41994, -117.04045) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Replaced five-legged signalized intersection. https://www.lmtribune.com/local-news/welcome-to-clarkston-19216825 |
|
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 |
|
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 | |
|
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/ |
|
Memphis,
TN Shelby Co. United States |
US 70 (W Eh Crump Blvd.) / Riverside Dr / I-55 Ramps / W Alston Ave. (35.12483, -90.06723) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
5 Approaches 0 Driveways 73.1520 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | Replaced three-quadrant cloverleaf interchange. At-grade rail crossing 430 ft to the east. https://www.youtube.com/watch?v=7DjkNBuVjlo |
|
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/ . |
|
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 |
|
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 |
|
McCalla,
AL Jefferson Co. United States |
4th Ave. SW (Old Tuscaloosa Hwy.) / Lowetown Rd. (33.29639, -87.06038) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 76.2000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Turbo roundabout. https://www.wbrc.com/2025/02/05/jefferson-county-welcomes-nations-3rd-turbo-roundabout/ |
|
(unincorporated),
TX Fort Bend Co. United States |
Tamarron Pkwy. / Jordan Ranch Blvd. (29.73263, -95.90115) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Senatobia,
MS Tate Co. United States |
US 51 / W Main St. (34.61802, -89.96854) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://mdot.ms.gov/portal/news_release_view/2186 |
|
(unincorporated),
OR Washington Co. United States |
SR 10 (SW Farmington Rd.) / SW River Rd. (45.44878, -122.94764) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2025 | |
|
Noblesville,
IN Hamilton Co. United States |
E 141st St. / Breakthrough Dr. (39.99472, -85.91414) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Located in Noblesville Event Center. https://nobport.cityofnoblesville.org/maps/PublicViewer.html. |
|
Salt Lake City,
UT Salt Lake Co. United States |
E 300 N / N State St. (40.77595, -111.88821) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Unknown Single-Lane |
2025 | In front of Utah State Capitol. https://www.newsbreak.com/fox-13-news-563658/3747729482904-new-capitol-hill-roundabout-gets-thumbs-up-from-neighborhood-residents |
|
Sacramento,
CA Sacramento Co. United States |
Expo Pkwy. / (parking) (38.59780, -121.45155) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | Access to fuel station. |
|
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/. |
|
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. |
|
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/. |
|
Pocatello,
ID Bannock Co. United States |
E Briscoe Rd. / Park Lawn Dr. / Industry Way (42.93238, -112.46389) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | Year Completed estimated (2024-2025). |
|
Charlestown,
IN Clark Co. United States |
CR 403 / Stacy Rd. (38.42635, -85.71956) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | |
|
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. |
|
Sorrento,
LA St. James Par. United States |
LA 70 / LA 3125 (30.10762, -90.87373) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | |
|
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/ |
|
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. |
|
Des Moines,
IA Polk Co. United States |
E Army Post Rd. / SE 36th St. (41.52582, -93.54389) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2025 | |
|
District of Saanich,
BC Capital Canada |
Cadboro Bay Rd. / Sinclair Rd. (48.46101, -123.29760) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | https://www.facebook.com/Saanich.BC/posts/the-mini-roundabout-at-cadboro-bay-road-and-sinclair-road-is-now-open-and-while-/1172058321616318/ |
|
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/. |
|
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/. |
|
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 |
|
Omaha,
NE Douglas Co. United States |
Potter St. / N 106th St. (41.32665, -96.07669) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | |
|
Batesville,
AR Independence Co. United States |
Myers St. / Pioneer Dr. / 20th St. (35.76225, -91.63307) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | https://www.whiterivernow.com/2025/08/12/batesvilles-first-roundabout-partially-opens-at-20th-street-and-pioneer-drive/ |
|
Fairfield,
CT Greater Bridgeport United States |
Redding Rd. / Dunham Rd. (41.17937, -73.30246) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-Lane |
2025 | Replaced triangle of TWSC intersections. https://patch.com/connecticut/fairfield/new-roundabout-completed-redding-dunham-roads-fairfield |
|
Everett,
MA Middlesex Co. United States |
Chelsea St. / Ferry St. / S Ferry St. (42.40408, -71.04822) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | |
|
Schellville,
CA Sonoma Co. United States |
SR 116 (Arnold Dr.) / SR 121 (Fremont Dr.) / Bonneau Rd. (38.23632, -122.46136) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.sonomanews.com/2025/10/24/sonoma-county-unveils-new-roundabout-state-route-116-and-121/ |
|
Elizabethtown,
KY Hardin Co. United States |
US 62 (S Mulberry St.) / US 31W Bypass SB Ramps (37.68793, -85.86857) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | |
|
Elizabethtown,
KY Hardin Co. United States |
US 62 (S Mulberry St.) / US 31W Bypass NB Ramps (37.68947, -85.86578) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | |
|
Gonzales,
LA Ascension Par. United States |
LA 30 / S Robert Wilson Rd. / S Saint Landry Ave. (30.21058, -90.95379) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.instagram.com/reel/DQeh9ObEjoS/. |
|
Avon,
CT Capitol United States |
Old Farms Rd. / Scoville Rd. (41.77769, -72.84152) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Elliptical shaped. ICD = 130 ft x 110 ft. Painted splitter island on east leg. |
|
Okotoks,
AB Division 6 Canada |
North Railway St. / Lineham Ave. (50.72398, -113.96707) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2025 | https://www.westernwheel.ca/local-news/traffic-circle-opens-saturday-in-downtown-okotoks-11459657 |
|
Princeton,
NJ Mercer Co. United States |
Meadow Rd. / Carnegie Center Dr. (40.31000, -74.65577) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Right-turn-only lanes on northwest and southeast legs. Add-lane right-turn bypass lane on northeast leg. Southwest leg stubbed. https://www.communitynews.org/towns/west-windsor-plainsboro-news/new-roundabout-aims-to-ease-traffic-near-meadow-road-in-west-windsor/article_c6e03e4c-7449-40c0-9182-44c61f4fba27.html. |
|
Florence Township,
MI St. Joseph Co. United States |
Lutz Rd. / Centreville-Constantine Rd. (41.85624, -85.62374) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Skewed intersection. https://wlkm.com/2025/09/new-roundabout-open/ |
|
Spring Creek,
NV Elko Co. United States |
SR 227 (Lamoille Hwy.) / Boyd-Kennedy Rd. (40.77747, -115.65018) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | |
|
Madison,
AL Limestone Co. United States |
Burgreen Rd. / Huntsville Browns Ferry Rd. (34.72905, -86.79658) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.waaytv.com/news/new-roundabout-opens-to-ease-traffic-congestion-in-madison/article_aa4f41b1-8248-4982-a9a3-4d44d5d6fa21.html |
|
Hampstead,
NC Pender Co. United States |
Blake Farm Blvd. / Atlantic Ave. (34.33535, -77.76617) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2025 | |
|
Chesterfield,
VA Chesterfield Co. United States |
SR 655 (Beach Rd.) / Nash Rd. (37.36961, -77.52271) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Left-turn-only lanes on northwest and southeast legs. Merging right-turn bypass lane on south leg. Yielding right-turn bypass lane on north leg.https://www.facebook.com/ChesterfieldVA/videos/the-beach-roadnash-road-roundabout-is-complete-if-youre-new-to-navigating-the-ro/752613700547753/ Looks like it will eventually be a 2x1. |
|
Westby,
WI Vernon Co. United States |
US 14-US 61 (N Main St.) / STH 27 (43.65913, -90.85681) |
Roundabout Unknown |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2025 | Year Completed estimated (2024-2025). https://www.youtube.com/watch?v=VZkJNGME2AA. |
|
Norwalk,
OH Huron Co. United States |
SR 18 / SR 601 (41.23356, -82.54102) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Designed for OSOW vehicles. |
|
Grapevine,
TX Tarrant Co. United States |
Fairway Dr. / Marina Dr. / Treatment Trl. (32.95496, -97.05522) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | https://www.crosstimbersgazette.com/2025/11/24/fairway-drive-the-dam-road-to-reopen-with-expanded-lanes-and-a-new-roundabout/. |
|
Fishers,
IN Hamilton Co. United States |
E 141st St. / SR 37 SB Ramps (39.99345, -86.00440) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | |
|
Fishers,
IN Hamilton Co. United States |
E 141st St. / SR 37 NB Ramps (39.99347, -86.00354) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | |
|
Valley Center,
KS Sedgwick Co. United States |
S Meridian Ave. / W 69th St. N (37.81047, -97.37195) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.instagram.com/p/DLTiZOSNjwT/?img_index=3 |
|
(unincorporated),
CO Larimer Co. United States |
Owl Canyon Rd. / CR 9 (40.75509, -105.01952) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2025 | Merging right-turn bypass lane on east leg. https://www.larimer.gov/engineering/project-status-reports/project-no-339-owl-canyon-road-cr-9-cr-5-and-cr-9-owl-canyon-road-new-larimer-county-landfill-road. |
|
Wesley Chapel,
NC Union Co. United States |
Wesley Chapel Rd. / Potter Rd. (35.01051, -80.67263) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.morningstar.com/news/accesswire/1075749msn/truerock-construction-completes-road-project-for-ncdot-road-now-open-to-traffic. |
|
DeLand,
FL Volusia Co. United States |
SR 44 (E New York Ave.) / N Kepler Rd. (29.02517, -81.25986) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2025 | Opened on November 20, 2025. https://www.cflroads.com/project/431922-1?fbclid=IwZXh0bgNhZW0CMTAAYnJpZBExVDJ6dGk4cENzME5Hb2RydHNydGMGYXBwX2lkEDIyMjAzOTE3ODgyMDA4OTIAAR6KiVxJtgXg_nB-3a329yYv4qGFPeRM0gk05Ieg8etoEz6TbOlJZHSFmPxwHA_aem_qeCZQgjjgsMePoHlGBUM1Q |
|
Spartanburg,
SC Spartanburg Co. United States |
Zion Hill Rd. / Sloans Grove Rd. (34.96553, -81.85189) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2025 | Completed October 2025. https://www.foxcarolina.com/video/2025/09/16/spartanburg-co-shares-update-roundabout-construction/. |
|
Cape May Court House,
NJ Cape May Co. United States |
Zoo Rd. / (unknown) (39.10377, -74.81901) |
Unknown Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2025 | |
|
(unincorporated),
TX Fort Bend Co. United States |
Ryehill Pkwy. / Happiness Pass (29.53259, -95.68932) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | |
|
Gardnerville,
NV Douglas Co. United States |
Toler Ln. / Muller Pkwy. / Decker Rd. (38.93953, -119.72862) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.douglascountynv.gov/news/what_s_new/toler_lane_roundabout_construction. |
|
Gardnerville,
NV Douglas Co. United States |
Buckeye Rd. / Muller Pkwy. (38.96130, -119.73837) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.recordcourier.com/news/2025/jul/09/muller-lane-parkway-work-will-close-buckeye-road-next-week/. |
|
Hill City,
MN Aitkin Co. United States |
US 169 / STH 200 (46.98658, -93.60475) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.dot.state.mn.us/news/2025/05/27-d1-hwy200.html |
|
Montrose,
CO Montrose Co. United States |
E Oak Grove Rd. / Woodgate Rd. (38.45996, -107.86403) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Left-turn-only lane on east leg. Yield-controlled right-turn bypass lane on south leg. https://www.facebook.com/cityofmontroseco/posts/new-roundabout-at-woodgate-and-east-oak-grove-is-open-the-city-of-montrose-is-pl/1237823605053788/ |
|
Jackson,
GA Butts Co. United States |
US 23-GA 16 (W 3rd St.) / US 23 (Brookwood Ave.) / GA 16 (W 3rd St.) (33.29422, -83.97431) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2025 | https://www.dot.ga.gov/applications/geopi/Pages/Dashboard.aspx?ProjectID=0015425. |
|
Coal Grove,
OH Lawrence Co. United States |
SR 243 (Marion Pike) / US 52 WB Ramps (38.50099, -82.64949) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | Raindrop shaped. https://irontontribune.com/2024/12/26/coal-grove-ramps-open-again-project-to-resume-in-spring/ |
|
Coal Grove,
OH Lawrence Co. United States |
SR 243 (Marion Pike) / US 52 EB Ramps (38.50022, -82.65130) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | https://irontontribune.com/2024/12/26/coal-grove-ramps-open-again-project-to-resume-in-spring/. |
|
Westampton,
NJ Burlington Co. United States |
Irick Rd. / (unknown) (40.03028, -74.82283) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | |
|
Rochester,
MN Olmsted Co. United States |
1st Ave. SE / 6th St. SE (44.01687, -92.46105) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 1 Driveways 32.0037 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | Compact roundabout serves as the turnaround for the bus rapid transit route, with one-way eastbound and westbound grade separated cycle tracks on the north and south legs. |
|
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 |
|
West Hartford,
CT Capitol United States |
King Philip Dr. / Old Meadow Rd. (41.79822, -72.74586) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | |
|
Pomona,
CA Los Angeles Co. United States |
E Franklin Ave. / San Antonio Ave. (34.04086, -117.73643) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2025 | https://la.streetsblog.org/2025/11/04/pomona-is-becoming-bike-friendly. |
|
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. |
|
Pomona,
CA Los Angeles Co. United States |
W 9th St. / S Hamilton Blvd. (34.05116, -117.76303) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2025 | https://la.streetsblog.org/2025/11/04/pomona-is-becoming-bike-friendly. |
|
Bel Air South,
MD Harford Co. United States |
Bel Air South Pkwy. / Blue Spruce Dr. (39.49749, -76.32741) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | Modular construction. ://foxbaltimore.com/news/local/new-roundabout-installed-ahead-schedule-harford-county-area-roads-reopen-traffic-crash-safety-maryland. |
|
Bedford,
IN Lawrence Co. United States |
John Williams Blvd. / Beech St. / 8th St. (38.86832, -86.50724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.youtube.com/watch?v=Slom-2TZdx4 |
|
Decatur,
IN Adams Co. United States |
Adams St. / Mercer Ave. / Winchester St. / 2nd St. (40.82749, -84.92334) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Combined two stop-controlled intersections. https://www.youtube.com/watch?v=A9wKoDYeHJ4 |
|
Plainfield,
IN Hendricks Co. United States |
S Avon Ave. / Township Line Rd. (E County Rd 300) (39.71872, -86.39952) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/TownOfPlainfieldIndiana/posts/traffic-alert-morphey-construction-opened-the-new-roundabout-at-avon-ave-and-tow/1297021755786393/ |
|
Zionsville,
IN Boone Co. United States |
Marysville Rd. / Keeneland Rd. / Russell St. (39.95585, -86.30676) |
Roundabout Unknown |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | |
|
Zionsville,
IN Boone Co. United States |
Marysville Rd. / Johnson Rd. / Belmont Dr. (39.95790, -86.30444) |
Roundabout Unknown |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 |