|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Mesa,
AZ Maricopa Co. United States |
E Cadence Pkwy. / S Cardinal Pass (33.31606, -111.62175) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 67.0557 |
Other (At-Grade) Single-Lane |
2018 | |
|
Mesa,
AZ Maricopa Co. United States |
E Cadence Pkwy. / E Twinkle Ave. (33.31028, -111.62183) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 67.0557 |
Other (At-Grade) Single-Lane |
2019 | |
|
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. |
|
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. |
|
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/. |
|
Caldwell,
ID Canyon Co. United States |
MIddleton Rd. / Skyway St. (43.65585, -116.61332) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
Schaumburg,
IL Cook Co. United States |
American Ln. / National Pkwy. (42.04752, -88.05018) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2024 | |
|
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. |
|
Stallings,
NC Union Co. United States |
Lawyers Rd. / Hawthorne Dr. / Emerald Lake Dr. (35.13656, -80.61562) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Painted spiltter island on southwest leg (Hawthorne Dr.). https://www.ncdot.gov/news/press-releases/Pages/2024/2024-07-01-union-county-roundabout.aspx. |
|
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 | |
|
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 |
|
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. |
|
Oak Bluffs,
MA Dukes Co. United States |
Sea View Avenue Extension / Circuit Ave. (41.45981, -70.55751) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2024 | Parking in circulatory roadway. https://vineyardgazette.com/news/2024/03/21/north-bluff-roundabout-nears-completion. |
|
Dubuque,
IA Dubuque Co. United States |
N English Rd. / US 52 EB Ramps (42.46615, -90.73887) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | |
|
Dubuque,
IA Dubuque Co. United States |
N English Rd. / US 52 WB Ramps (42.46796, -90.73783) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | |
|
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 |
|
(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/ |
|
Cochrane,
AB Division 6 Canada |
Hwy 1A / Hwy 22 (51.20118, -114.48486) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Installed in 2023 as temporary roundabout. Removed in 2025 per text: Temporary detour ramps and the old roundabout will be fully decommissioned and removed. https://cochranenow.com/articles/temporary-roundabout-to-support-1a22-traffic-during-construction. https://www.facebook.com/townofcochrane/posts/-traffic-update-highway-22-highway-1a-interchange-alberta-transportation-has-sha/1250298917124347/. |
|
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 |
La Loma Ave. / Buena Vista Dr. (37.64353, -120.98263) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.0413 |
Other (At-Grade) Single-Lane |
2021 | |
|
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. |
|
Modesto,
CA Stanislaus United States |
La Loma Ave. / Haddon Ave. / N Santa Ana Ave. (37.64128, -120.97656) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2021 | Haddon Ave. is one-way westbound entering the roundabout. Painted splitter island on south leg. |
|
Modesto,
CA Stanislaus United States |
Blue Bird Dr. / Vintage Dr. (37.69237, -121.05863) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.4693 |
Other (At-Grade) Single-Lane |
2019 | |
|
Modesto,
CA Stanislaus United States |
Vintage Dr. / Landmark Cir. (37.69282, -121.05360) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.2501 |
Other (At-Grade) Single-Lane |
2019 | |
|
San Antonio,
TX Bexar United States |
Sol Trace / Albedo Blvd. (29.35737, -98.63856) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2019 | https://www.youtube.com/watch?v=88xOs8OjROQ. |
|
Lafayette,
IN Tippecanoe Co. United States |
Cardinal Dr. / Wharfside Pkwy. (40.34570, -86.92134) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2005 | Year Completed estimated (2004-2005). |
|
Dunn,
WI Dane Co. United States |
US 51 / CR B / CR AB (42.96889, -89.28354) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://www.facebook.com/WisDOT/posts/working-for-you-in-dane-county-construction-is-nearing-completion-on-the-us-51-a/934404242051102/ |
|
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/. |
|
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/. |
|
Lake Delton,
WI Sauk Co. United States |
S Burritt Ave. / Xanadu Rd. (43.58591, -89.79787) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Spokane Valley,
WA Spokane Co. United States |
S Bowdish Rd. / E 16th Ave. (47.64242, -117.25066) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
2024 | Sharrows along right edge of circulatory roadway. https://www.kxly.com/news/spokane-valley-completes-roundabout-expansion-at-16th-and-bowdish-but-residents-question-effectiveness/article_d3c67ebb-1d22-455e-a9a5-7c5d5da740f3.html. |
|
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. |
|
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/. |
|
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/ |
|
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 | |
|
Park City,
UT Summit Co. United States |
Silver Summit Pkwy. / US 40-US 189 EB Ramps (40.71680, -111.48807) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 76.2000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2024 | https://www.parkrecord.com/2024/06/17/construction-begins-on-roundabout-at-silver-summit-interchange/. |
|
Gateway,
FL Lee Co. United States |
Gateway Blvd. / Griffin Dr. / Fairway Lakes Dr. (26.57180, -81.74895) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | RRFBs on all legs; fountain in the central island. https://www.gulfcoastnewsnow.com/article/roundabout-fountain-set-to-transform-busy-intersection-in-gateway/60205605. |
|
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. |
|
St John’s,
Newfoundland and Labrador Division 1 Canada |
Danny Dr. / Hwy 1 (Trans-Canada Hwy.) WB Ramps (47.49599, -52.86529) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 55.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | https://www.saltwire.com/atlantic-canada/galway-getting-better-connected-to-trans-canada-highway-in-103-million-interchange-development-100804980 |
|
Middlesex Centre,
ON Middlesex Canada |
Glendon Dr. / Vanneck Rd. / Jefferies Rd. (42.96050, -81.40992) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.0000 |
Other (At-Grade) Single-Lane |
2024 | Initially a single lane, but plans are to convert it to 2x1. https://www.middlesex.ca/sites/default/files/2022-05/1208_pic1_final-compressed.pdf. https://www.middlesexcentre.ca/articles/glendon-drive-improvements. |
|
Dieppe,
NB Westmorland Canada |
Lafrance St. (Rue Lafrance) / Gauvin Rd. (Chemin Gauvin) (46.09846, -64.72708) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 32.0000 |
Other (At-Grade) Single-Lane |
2024 | RRFBs on all four legs. https://www.dieppe.ca/en/nouvelles/construction-d-un-carrefour-giratoire-l-intersection-lafrance-gauvin.aspx. |
|
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/ |
|
Penhold,
AB Division 8 Canada |
Hwy 2A / Hwy 42 / Hwy 592 (52.14310, -113.87217) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.rdcounty.ca/DocumentCenter/View/8361/Highway-2A-Roundabout-Construction-Info-Sheet?bidId=. |
|
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. |
|
Glassboro,
NJ Gloucester United States |
Empire Way E / Crispin Way (39.68779, -75.15012) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2016 | Painted splitter islands on east and south legs. |
|
Chesterfield,
NJ Burlington United States |
Saddle Way / Thorn Ln. / (parking) (40.13722, -74.65769) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Chesterfield,
NJ Burlington United States |
Recklesstown Way / Harness Way (40.14048, -74.65337) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
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/. |
|
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/ |
|
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. |
|
Kanab,
UT Kane United States |
W Ladera Ln. / El Valle Dr. / W Los Barancos Ln. / E 300 N (37.05332, -112.51992) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2005 | No pedestrian crossings although sidewalks present. Year Completed estimated (2004-2006). |
|
Glencoe,
MN McLeod United States |
US 212 / Morningside Ave. N / Morningside Dr. (44.76818, -94.13150) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/groups/MnDOTsouthwest/posts/1738386539899997/. |