|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Commerce,
MI Oakland Co. United States |
Wixom Rd. / Sleeth Rd. / Wixom Trl. (42.58138, -83.56045) |
Roundabout Unknown |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2026 | 2026 construction. |
|
(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. |
|
Northville,
MI Oakland Co. United States |
Napier Rd. / 9 Mile Rd. / W 9 Mile Rd. (42.44950, -83.55274) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.2024 |
Other (At-Grade) Unknown |
2026 | |
|
Wilmington,
NC New Hanover Co. United States |
River Rd. / Independence Blvd. (34.16128, -77.93844) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2026 | https://www.instagram.com/cityofwilm/reel/DT3hcZwFaUB/ |
|
Lakeville,
MN Dakota Co. United States |
202nd St. / Hamburg Ave. (44.65601, -93.22749) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/DakotaCountyMN/posts/road-construction-updatethe-new-roundabout-at-202nd-street-and-hamburg-avenue-in/1097362285891332/ |
|
Grayson,
GA Gwinnett Co. United States |
Lakeview Rd. / Hillside Dr. / Pharrs Rd. (33.88541, -83.99625) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.gwinnettcounty.com/-/gwinnett-county-board-of-commissioners-roundup-4 |
|
Johnstown,
CO Weld Co. United States |
Colorado Blvd. (CR 13) / Roosevelt Pkwy. (40.32435, -104.94195) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Merging right-turn bypass lane on north leg. https://www.johnstownco.gov/597/Roosevelt-Parkway-Colorado-Blvd-Roundabo |
|
Laramie,
WY Albany Co. United States |
N 15th St. / E Willett Dr. (41.31329, -105.57715) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | West leg closed with construction of roundabout. |
|
(unincorporated),
GA Paulding Co. United States |
GA 101 / GA 120 (33.84325, -84.98102) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/groups/whatshappeningindallasgeorgia/posts/1214976340208518/ |
|
Reedsburg,
WI Sauk Co. United States |
Viking Dr. (CR H) / 19th St. / Fawn Valley Dr. (43.54706, -89.98456) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/CityofReedsburg/videos/-19th-street-roundabout-update-the-official-opening-of-the-19th-street-roundabou/2529011170783384/. |
|
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. |
|
Lake Delton,
WI Sauk Co. United States |
Meadowview Dr. / Kalahari Dr. / Wisconsin Dells Pkwy. Frontage Rd. (43.57575, -89.77623) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Elliptical shaped. ICD = 130 ft x 120 ft. |
|
Necedah,
WI Juneau Co. United States |
STH 21 / CR G (44.02825, -90.05520) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | |
|
De Pere,
WI Brown Co. United States |
Lawrence Dr. / Southbridge Rd. (CTH GV) (44.41513, -88.11790) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.youtube.com/watch?v=fvl9BpnTPko. |
|
Blythewood,
SC Richland Co. United States |
Blythewood Rd. / Community Rd. (34.21338, -80.98763) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=ZlINME1PQHk |
|
Medora,
ND Billings Co. United States |
Pacific Ave. (I-94 Business) / Chateau Rd. (46.91706, -103.53308) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Railroad crossing approximately 140 ft to southwest. https://www.dot.nd.gov/news/medora-roundabout-open-traffic-pattern-place-winter |
|
Nampa,
ID Canyon Co. United States |
Cherry Ln. / Northside Blvd. (43.61960, -116.57317) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2025 | https://storymaps.arcgis.com/stories/c446fa09e1714a6cad30f06ed2927a57. |
|
(unincorporated),
TX Fort Bend Co. United States |
Tamarron Crossing / Tamarron Point (29.74430, -95.91369) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | |
|
Leesville,
LA Vernon Par. United States |
US 171 (S 5th St.) / Boone St. (31.12009, -93.26935) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://wwwapps.dotd.la.gov/administration/announcements/announcement.aspx?key=40073#gsc.tab=0. |
|
Culpeper,
VA Culpeper Co. United States |
US 15-US 522-SR 3 (Germanna Hwy.) / McDevitt Dr. (38.45546, -77.98781) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.vdot.virginia.gov/news-events/news/culpeper-district/mcdevitt-dr-and-new-roundabout-opened-to-traffic.php. |
|
Villa Rica,
GA Carroll Co. United States |
GA 101 (Industrial Blvd.) / Rockmart Rd. / Villa Rica Bypass (33.74978, -84.93134) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/cityofvillarica/posts/-its-official-the-vr-bypass-is-open-the-wait-is-over-the-villa-rica-vr-bypass-is/1276572374504844/. |
|
Greensboro,
GA Greene Co. United States |
Richland Connector / Wrightsville Church Rd. (33.49903, -83.21770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | |
|
Newport,
ME Penobscot Co. United States |
US 2 (Main St.) / Rte 7-Rte 11 (44.83714, -69.28532) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/groups/1007998751203841/posts/1161104562559925/ |
|
North Bennington,
VT Bennington United States |
Rte 67A (N Bennington Rd.) / Rice Ln. / Silk Rd. / College Dr. (42.91223, -73.22549) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Peanut shaped. Open to traffic in late 2025, but will not be complete, including final paving, until some time in 2026. https://www.benningtonbanner.com/local-news/peanut-roundabout-is-opened-to-through-traffic/article_9f500794-9f23-4d4a-916d-a2af76cfb017.html. |
|
Weyburn,
SK Division 2 Canada |
Hwy 39 (CanAm Hwy.) / Hwy 13 (Red Coat Trl.) (49.66802, -103.89014) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/SaskatchewanHighwayHotline/posts/if-youre-travelling-in-the-weyburn-area-a-new-roundabout-is-open-on-highway-39re/1274472384722233/ |
|
Hayden,
ID Kootenai United States |
W Lancaster Rd. / N Ramsey Rd. (47.78803, -116.80123) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | |
|
Modesto,
CA Stanislaus United States |
Paradise Rd. / Chicago Ave. / Ellen Ave. (37.62588, -121.01478) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2025 | Elliptical shaped. ICD = 115 ft x 110 ft. |
|
Modesto,
CA Stanislaus United States |
Washington St. / I St. / Vine St. (37.63338, -121.00739) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 2 Driveways 31.3944 |
Other (At-Grade) Single-Lane |
2025 | Painted splitter island on west leg. |
|
Cochrane,
AB Division 6 Canada |
Glenpatrick Dr. / Glenhill Dr. (51.18947, -114.48341) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2025 | https://cochranenow.com/articles/key-glenpatrick-road-work-finished-just-in-time. |
|
Cochrane,
AB Division 6 Canada |
Hwy 1A / Hwy 22 SB Ramps (51.19964, -114.48889) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 60.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Cochrane,
AB Division 6 Canada |
Hwy 1A / Hwy 22 NB Ramps (51.19744, -114.48419) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 64.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | Elliptical shaped. ICD = 64 m x 53 m. |
|
Oxford,
MS Lafayette United States |
SR 314 (University Ave.) / SR 7 SB Ramps (34.36224, -89.50696) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/MississippiDOT/posts/good-things-are-coming-around-like-the-new-roundabouts-were-constructing-at-high/1281014930723219/ |
|
Oxford,
MS Lafayette United States |
SR 314 (University Ave.) / SR 7 NB Ramps (34.36192, -89.50492) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.8160 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | Raindrop shaped. https://www.facebook.com/MississippiDOT/posts/good-things-are-coming-around-like-the-new-roundabouts-were-constructing-at-high/1281014930723219/. |
|
Morristown,
TN Hamblen Co. United States |
Cherokee Dr. / Walters Dr. / Katerina Dr. (36.22887, -83.31032) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=txqFRNkP7_o |
|
Bryan,
TX Brazos Co. United States |
S College Ave. / W Carson St. / E Carson St. (30.64983, -96.36588) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=3d-iUJ78H1k |
|
(unincorporated),
AL Madison Co. United States |
Pettus Rd. / Pine Grove Rd. (34.79385, -86.74032) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/fox54newshuntsville/videos/-round-and-round-the-newest-roundabout-in-madison-county-is-open-for-traffic-at-/818002001016288/ |
|
Vernon,
BC North Okanagan Canada |
Silver Star Rd. / Phoenix Dr. / Bates Rd. (50.30693, -119.20998) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2025 | https://www.vernon.ca/roads-transportation/projects/2025-06-phoenix-drive-silver-star-road-roundabout#gsc.tab=0 |
|
LaSalle,
ON Essex Canada |
Sandwich West Pkwy. / Heritage Dr. (42.24010, -83.01594) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://windsorite.ca/2025/10/sandwich-west-parkway-and-heritage-drive-roundabout-work-nears-completion-2/. https://www.youtube.com/watch?v=kRBPBpwF3FE. |
|
Springfield,
KY Washington Co. United States |
US 150 / KY 555 (37.70249, -85.21211) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | |
|
Rochester,
WI Racine Co. United States |
Plank Rd. (CR A) / English Settlement Ave. (CR J) (42.71551, -88.19343) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/kfrd500/posts/roundabout-construction-update-cth-aplank-road-cth-jenglish-settlement-avenuepro/1212447547574335/. |
|
North Kingstown,
RI Washington Co. United States |
Rte 1A (Phillips St. / Boston Neck Rd.) / Brown St. (41.56865, -71.45284) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | Boston Neck Road previously had yield sign. Phillips Road previously had stop sign. https://www.facebook.com/groups/OurNK/posts/4339207022975190/ |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. W / 36th St. W (47.22645, -122.55083) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | https://www.instagram.com/cityofup_wa/reel/DQFDOK-CQ4L/ |
|
Hawks Prairie,
WA Thurston Co. United States |
Hawks Prairie Rd. NE / Johnson Point Rd. NE / South Bay Rd. NE (47.09072, -122.82287) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.thurstoncountywa.gov/news/new-roundabout-hawks-prairie-eases-congestion. |
|
Pittsfield,
MA Berkshire Co. United States |
US 7 (First St.) / Stoddard Ave. / North St. / (hospital entrance) (42.45983, -73.24780) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2025 | A 5-legged roundabout, but North St was converted to a one-way street so is exit only. https://pittsfield.com/story/74772/MassDOT-Project-Will-Affect-Traffic-Near-BMC-.html. |
|
Olathe,
KS Johnson Co. United States |
S Ridgeview Rd. / W 167th St. (38.82562, -94.79702) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/LaLainOlathe/posts/starting-wednesday-may-28-2025-the-intersection-at-167th-street-and-ridgeview-ro/1494871268620810/ |
|
Kitchener,
ON Waterloo Canada |
Ottawa St. S / Westmount Rd. (43.42035, -80.50191) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 55.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Year Completed estimated (2025-2026). Opened to traffic in December 2025. https://kitchener.citynews.ca/2025/12/15/another-step-complete-in-10-2m-ottawa-street-improvements/. |
|
Moline,
IL Rock Island Co. United States |
7th Ave. / 18th St. (41.50585, -90.51122) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2025 | https://www.wqad.com/article/traffic/7th-avenue-moline-illinois-construction-reopens-traffic-roundabouts/526-831e84b7-ba23-4da1-9bf9-2ab605d249f4. |
|
Newberg,
OR Yamhill Co. United States |
E Mountainview Dr. / N Villa Rd. (45.31753, -122.96386) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | https://newsberg.org/2025/11/11/how-to-use-a-roundabout-or-traffic-circle/ |
|
Lilburn,
GA Gwinnett Co. United States |
Jennifer Dr. / Hood Rd. / Lilburn School Rd. (33.89002, -84.14934) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | https://www.11alive.com/article/news/local/new-hood-road-roundabout-part-of-safer-redesign-in-lilburn/85-563dd6d2-7de3-43c7-9f8f-a056a21c9e37. |
|
Asheboro,
NC Randolph Co. United States |
US 220 Business S / Pisgah Covered Bridge Rd. (35.63500, -79.82666) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | Year Completed estimated (2024-2025). https://www.youtube.com/watch?v=4NZQlWJI-OU |
|
Johns Island,
SC Charleston Co. United States |
River Rd. / (school access) (32.76392, -80.06217) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/CityCharleston/posts/-heads-up-johns-island-drivers-with-the-new-school-year-starting-a-new-roundabou/1173393141491577/. |
|
Columbus,
OH Franklin Co. United States |
SR 3 (Westerville Rd.) / Westerville Woods Dr. (40.06690, -82.93152) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=W1c1GklJlv0. |
|
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. |
|
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/. |
|
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/. |
|
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/ |
|
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 |
|
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. |
|
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/. |
|
Kemptville,
ON Leeds and Grenville Canada |
CR 43 / CR 44 (Rideau St.) (45.02137, -75.65296) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/groups/342282883843455/posts/1613766410028423/ |
|
Kemptville,
ON Leeds and Grenville Canada |
CR 43 / Anniversary Way (Grenville St,) (45.02580, -75.64469) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.0000 |
Other (At-Grade) Single-Lane |
2025 | https://countyroad43expansion.com/ |
|
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 | |
|
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. |
|
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 | |
|
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/. |
|
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 |
|
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. |
|
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 |
|
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 | |
|
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/. |
|
(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. |