|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Indianapolis,
IN Marion Co. United States |
E 79th St. / Dean Rd. (39.89772, -86.09835) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Opened Aug 1 2024. https://www.wthr.com/article/traffic/traffic-news/new-north-indianapolis-roundabout-open-vehicle-traffic-dean-road-east-79th-street/531-d781784c-0459-49da-9e80-ca4039c81e42 |
|
Goodhue,
MN Goodhue Co. United States |
STH 58 / CR 9 (44.39796, -92.62018) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.q-mediagroup.com/post/goodhue-roundabout-open-and-bridge-work-starts |
|
Noblesville,
IN Hamilton Co. United States |
SR 38 (Sheridan Rd.) / Oakmont Dr. / Whitcomb Pl. (40.05942, -86.04677) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
Fishers,
IN Hamilton Co. United States |
Southeastern Pkwy. / E 126th St. / Corydon Dr. (39.97311, -85.89351) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Opened August 6, 2024. |
|
Cornelius,
OR Washington Co. United States |
N Davis St. / N 19th St. (45.52343, -123.04837) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | |
|
Penrose,
CO Fremont Co. United States |
SR 115 / US 50 EB Ramps (38.41802, -105.04263) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://krdo.com/news/top-stories/2024/07/02/traffic-roundabout-now-open-at-interchange-of-us-50-highway-115-in-fremont-county/ |
|
Saugatuck,
MI Allegan Co. United States |
Blue Star Hwy. / Old Allegan Rd. (42.65455, -86.19046) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/cityofsaugatuck/posts/pfbid02RhgzGHQSRQtD2w4Z8zHJCDmkc7Lf1jGgz22zex43fFEpErow9awqsaULZPqrYKMal |
|
Greenfield,
IN Hancock Co. United States |
N CR 700W / W CR 200N (39.80860, -85.93402) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2024). |
|
Augusta,
GA Richmond Co. United States |
GA 88 (Patterson Rd.) / Bath Edie Rd. (33.31721, -82.16339) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2024). |
|
Alamo,
CA Contra Costa Co. United States |
Danville Blvd. / Orchard Ct. (37.85201, -122.03374) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2024 | https://www.contracosta.ca.gov/8130/Danville-BlvdOrchard-Ct-Project-Alamo-Ro |
|
Green,
OH Stark Co. United States |
Mount Pleasant St. NW / Pittsburg Ave. / Mayfair Rd. (40.90675, -81.42386) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Roundabout is on the border between City of Green and Jackson Township. https://www.cantonrep.com/story/news/local/2024/04/17/pittsburg-and-mount-pleasant-intersection-closing-monday/73357975007/ |
|
Monroe,
WA Snohomish Co. United States |
SR 203 / 203rd Ave. SE / High Rock Rd. (47.81183, -121.98257) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Exclamation point shaped. https://www.reddit.com/r/SnohomishCounty/comments/1dqvzuu/new_sr_203_roundabout_brings_improved_safety/?rdt=38404 |
|
Springfield Township,
OH Lucas Co. United States |
Albon Rd. / Garden Rd. (41.59562, -83.73751) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.lucascountyengineer.org/gardenalbonroundaboutopens.html |
|
Fairfield Township,
OH Butler Co. United States |
Millikin Rd. / Morris Rd. / Carter Cir. (39.40585, -84.49448) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | Roundabout opened August 3, 2024. |
|
Tumwater,
WA Thurston Co. United States |
6th Ave. SW / I-5 NB Ramps (46.99904, -122.91042) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Yield-controlled right-turn bypass lane with low entry angle on north leg. Left-turn-only lane on south leg. https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ |
|
Tumwater,
WA Thurston Co. United States |
Trosper Rd. SW / 6th Ave. SW (46.99984, -122.91042) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ |
|
Tumwater,
WA Thurston Co. United States |
Capitol Blvd. SW / Trosper Rd. SE (46.99995, -122.90887) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ |
|
Wickenburg,
AZ Maricopa Co. United States |
US 93 (N Tegner St.) / Rincon Rd. (33.99029, -112.74544) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
Wickenburg,
AZ Maricopa Co. United States |
US 93 (N Tegner St.) / Cope Rd. (33.99751, -112.75806) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
Rathdrum,
ID Kootenai Co. United States |
N Meyer Rd. / W Boekel Rd. (47.80285, -116.87229) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | |
|
Washington,
MI Macomb Co. United States |
Van Dyke Ave. / Campground Rd. (42.73402, -83.03617) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.youtube.com/watch?v=tFHwV5OfDwc |
|
Conway,
SC Horry Co. United States |
Burning Ridge Rd. / Middle Ridge Ave. (33.78141, -78.99185) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.myhorrynews.com/news/a-brand-new-ride-where-road-projects-stand-as-myrtle-beach-area-roundabouts-are-completed/article_e615bad0-067c-11ef-8870-bf42518c53cc.html |
|
Rubonia,
FL Manatee Co. United States |
US 41 Business / Terra Ceia Bay Blvd. (27.53369, -82.57189) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://www.swflroads.com/project/444440-1 |
|
Myrtle Beach,
SC Horry Co. United States |
Myrtle Ridge Dr. / Middle Ridge Ave. (33.77433, -78.98573) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.myhorrynews.com/news/a-brand-new-ride-where-road-projects-stand-as-myrtle-beach-area-roundabouts-are-completed/article_e615bad0-067c-11ef-8870-bf42518c53cc.html |
|
Venice,
FL Sarasota Co. United States |
US 41 / Mezzo Dr. (west) (27.04623, -82.31190) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Yield-controlled right-turn bypass lane on northwest leg. https://www.yoursun.com/westvillagessun/news/new-u-s-41-roundabout-opens-saturday/article_d53191a4-03fb-11ef-a91a-7f6f678701da.html |
|
Durango,
CO La Plata Co. United States |
US 550 / US 160 EB Entrance Ramp (37.22666, -107.83949) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2024 | https://www.facebook.com/coloradodot/videos/grandview-interchange-us-550-us-160-durango-on-monday-715-many-motorists-travele/853241030015092/ |
|
Rocky Mount,
NC Nash Co. United States |
SR 48 (Goldrock Rd.) / Greyson Rd. / Cunningham Dr. (36.00033, -77.80605) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.instagram.com/msallthat95/reel/C6W--Pbg_8x/ |
|
Scio Township,
MI Washtenaw Co. United States |
Miller Rd. / N Zeeb Rd. (42.31011, -83.83946) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.wcroads.org/wcrc-project/miller-rd-and-zeeb-rd-roundabout/ |
|
Keller,
TX Tarrant Co. United States |
Johnson Rd. / Keller Smithfield Rd. (32.94169, -97.22061) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2024 | https://communityimpact.com/dallas-fort-worth/keller-roanoke-northeast-fort-worth/transportation/2024/03/11/johnson-road-roundabout-opens-in-keller/ |
|
Newark,
OH Licking Co. United States |
W Locust St. / N 5th St. / Granville Rd. (40.05943, -82.40737) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Oval shaped. https://www.facebook.com/CityOfNewarkOhioConstructionUpdates/videos/the-roundabout-at-the-intersection-of-north-5th-granville-street-and-west-locust/342841498272219/ |
|
Green Oak Township,
MI Livingston Co. United States |
Silver Lake Rd. / US 23 NB Ramps / Fieldcrest Dr. (42.46717, -83.75473) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Combined a previous all-way stop and two-way stop into one roundabout. https://www.facebook.com/GreenOakPolice/videos/as-a-follow-up-to-our-previous-post-about-using-the-fieldcrest-roundabout-check-/988342009671510/ |
|
Manassas,
VA Manassas City United States |
Grant Ave. / Byrd Dr. / Bartow St. (38.74491, -77.47362) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Elliptical shaped. https://www.potomaclocal.com/2024/07/02/new-roundabout-opens-on-grant-avenue-as-part-of-road-diet/ |
|
McDonough,
GA Henry Co. United States |
Willow Ln. / Bridges Rd. (33.44394, -84.18782) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Painted splitter islands. https://www.facebook.com/HenryCountyBOC/posts/the-willow-bridges-roundabout-is-expected-to-be-opened-to-traffic-by-5-pm-on-wed/833216152173087/ |
|
Val-d’Or,
QC La Vallée-de-l'Or Regional County Municipality Canada |
Boulevard Barrette / 7e Rue (48.08434, -77.79004) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2024 | Completed October 2024. https://www.ville.valdor.qc.ca/fr/nouvelles/inauguration-du-nouveau-carrefour-giratoire-a-l-intersection-du-boul-barrette-et-de-la-7e-rue A news article: https://www.lecitoyenrouynlasarre.com/article/2024/05/27/7e-rue%E2%80%AF-un-carrefour-giratoire-pret-d-ici-la-mi-septembre |
|
Cairo,
OR Malheur Co. United States |
US 20-US 26 / SR 201 (Cairo Ln.) / (parking) (43.98916, -117.00603) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.malheurenterprise.com/2024/07/11/as-cairo-junction-roundabout-opens-first-local-reviews-are-coming-in-not-all-good/ |
|
Benson,
NC Johnston Co. United States |
SR 242 (N Wall St. - S Wall St.) / W Main St. (35.38203, -78.54896) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Links to two pictures here: https://www.mydailyrecord.com/news/new-roundabout-open-in-downtown-benson/collection_3867c9e6-1937-11ef-91e4-633c9414125f.html |
|
Maple Valley,
WA King Co. United States |
Witte Rd. SE / SE 254th Pl. (47.37383, -122.04867) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | https://www.maplevalleywa.gov/departments-services/public-works/capital-improvement-projects/current-transportation-improvement-projects/t-28b-ph-3-south-witte-road-se-roundabout-improvements |
|
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 14th St. (38.47980, -82.64184) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
|
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 15th St. (38.47922, -82.64073) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
|
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 16th St. (38.47860, -82.63954) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. South leg is a one-way exit. https://visitaky.com/winchester |
|
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 17th St. (38.47804, -82.63838) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
|
Ashland,
KY Boyd Co. United States |
Winchester Ave. (US 23 Business) / 18th St. (38.47750, -82.63733) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester |
|
Hollister,
CA San Benito Co. United States |
SR 25 / SR 156 (36.89565, -121.42733) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 78.0288 |
Other (At-Grade) Multilane (3+ Lane) |
2024 | Rotor turbo roundabout. Opened December 2023; fully operational February 2024. https://www.sfgate.com/local/article/gilroy-california-turbo-roundabout-18585736.php |
|
Altoona,
IA Polk Co. United States |
10th Ave. SE / 15th St. SE (41.63733, -93.45121) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
2024 | No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php |
|
Norwood,
MA Norfolk Co. United States |
Washington St. / Upland Rd. / Prospect St. / Fulton St. (42.20417, -71.19667) |
Other Removed |
Other Unknown |
5 Approaches 3 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Removed in 2025. Wide circular roadway. New pavement markings on circular roadway approx 2016 (e.g. splitter island, traffic lanes dedicated left-through-right on Prospect St). New pavement markings to extend/complete central island. Markings go into roadway on Washington Street. No additional pavement markings on Washington Street to delineate through-left. Missing or submerged curbs, various layers of resurfacing and fixtures of potholes. Sidewalks present, crosswalk present. Crosswalk along Washington Street very long (2 x 70 - 90 ft). Possible drainage issues, general water management concerns with condition existing inlets. Bus line 34E on Washington Street; bus stop just south of traffic circle. |
|
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/. |
|
Atlanta,
GA DeKalb Co. United States |
Maynard Terrace SE / McPherson Ave. / I-20 EB Exit Ramp (33.74396, -84.33482) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Cape Breton,
NS Cape Breton Canada |
Rte 4 (Kings Rd.) / Kenwood Dr. / Rose St. (46.11226, -60.21703) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.saltwire.com/cape-breton/in-photo-new-cape-breton-roundabout-in-sydney-river-fully-open-to-motorists |
|
Noblesville,
IN Hamilton Co. United States |
Innovation Blvd. / E 141st St. / Batterson Dr. (39.99487, -85.91033) |
Roundabout Unknown |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Eastern entrance to Noblesville Event Center. |
|
Waynesboro,
GA Burke Co. United States |
GA 24-GA 80 / GA 56 / Lovers Ln. (33.08492, -82.03795) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=_HsuxBbR5ds |
|
Semmes,
AL Mobile Co. United States |
Howells Ferry Rd. / Firetower Rd. (30.73919, -88.25987) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/WKRG.News.5/posts/construction-of-a-new-roundabout-at-the-intersection-of-howells-ferry-road-and-f/1089934906506602/ |
|
Frisco,
TX Collin Co. United States |
Everwell Ln. / Durant Ln. (33.19927, -96.82178) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
|
Frisco,
TX Collin Co. United States |
Everwell Ln. / Forbes Dr. (33.19643, -96.82593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
|
Brandenton,
FL Manatee Co. United States |
SR 64 / Lorraine Rd. / 145th St. E (27.47548, -82.39557) |
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://www.mysuncoast.com/2025/04/02/state-road-64-lorraine-road-roundabout-opens-early/ |
|
Cottonwood,
AZ Yavapai Co. United States |
N Main St. / N 10th St. (34.74422, -112.01633) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Replaced offset T intersections. https://www.verdenews.com/news/main-street-roundabout-newest-addition-in-cottonwoods-148-lane-miles-of-streets/article_752e0b29-40ee-4ba4-8d37-f119acec45b8.html |
|
Bellingham,
WA Whatcom Co. United States |
W Illinois St. / Meridian St. (48.76817, -122.48609) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2025 | https://cob.org/project/west-illinois-multimodal |
|
Byron,
GA Peach Co. United States |
Centerville Rd. / Housers Mill Rd. (32.60929, -83.74792) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Replaced two offset T-intersections. |
|
Valdosta,
GA Lowndes Co. United States |
SR 31 (Madison Hwy.) / I-75 NB Ramps (30.75206, -83.27321) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2025 | https://valdostatoday.com/news-2/local/2025/02/lowndes-i75-exit-11-traffic-to-begin-using-roundabouts/ |
|
Valdosta,
GA Lowndes Co. United States |
SR 31 (Madison Hwy.) / I-75 SB Ramps (30.75023, -83.27416) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Unknown |
2025 | https://valdostatoday.com/news-2/local/2025/02/lowndes-i75-exit-11-traffic-to-begin-using-roundabouts/ |
|
(unincorporated),
TX Fort Bend Co. United States |
Bissonnet St. / Trillium Glade Dr. (29.67321, -95.70169) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | |
|
(unincorporated),
GA Newton Co. United States |
GA 212 / GA 162 (33.46482, -83.90782) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=tNxG06uRLL4 |
|
Flagstaff,
AZ Coconino Co. United States |
S Beulah Blvd. / W University Ave. / W University Dr. (35.18368, -111.66341) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.beulahuniversityproject.com/ |
|
McKinney,
TX Collin Co. United States |
E Virginia St. / N Throckmorton St. (33.19801, -96.60863) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Lake Forest Dr. (33.23242, -96.67934) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Hardin Blvd. (33.23223, -96.65209) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Albany,
GA Dougherty Co. United States |
N Westover Blvd. / Capstone Connector (31.62104, -84.21878) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/GDOTSW/videos/here-you-go-albanydougherty-colee-co-the-westover-blvd-roundabout-in-action-were/971035348343443/ |
|
MIdland,
TX Midland Co. United States |
N Garfield St. / W Cuthbert Ave. (32.00234, -102.10148) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Elliptical shaped. ICD = 190 ft x 150 ft. https://www.instagram.com/reel/DKK8XzFS0uo/ |
|
Marysville,
WA Snohomish Co. United States |
SR 529 (48.04425, -122.18013) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2025 | |
|
Hurricane,
UT Washington Co. United States |
S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 82.2960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg. East leg stubbed. |
|
Ridgefield,
WA Clark Co. United States |
Pioneer St. / N Discovery Dr. (45.81573, -122.69697) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://ridgefieldroundtable.org/i5-to-royle-road |
|
Tulare,
CA Tulare Co. United States |
SR 137 (E Tulare Ave.) / Morrison St. (36.21093, -119.30330) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/100082142657015/posts/ccme-is-in-the-final-stages-of-the-tulare-avestate-hwy-137-roundabout-project-fo/700819749332774/ |
|
Joplin,
MO Jasper Co. United States |
E Zora St. / Hall St. / Duquesne Rd. (37.11261, -94.45761) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/JoplinNewsFirst/videos/koamtrafficalert-roundabout-opens-at-zoraduquesnehall-to-all-traffic/1644473069823426/ |
|
Philadelphia,
PA Philadelphia Co. United States |
S 20th St. / Penrose Ave. / Packer Ave. / W Moyamensing Ave. (39.91297, -75.18205) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Single-Lane |
2025 | Features separated bicycle lanes. |
|
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 |
|
Pflugerville,
TX Travis United States |
Kelly Ln. / Vilamoura St. / Falcon Pointe Blvd. (30.46287, -97.57472) |
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=f3moczMZMDY&t=3s. |
|
Berkeley Springs,
WV Morgan United States |
US 522 (Valley Rd.) / Berkeley Springs Bypass (39.59477, -78.24465) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Right-turn-only lane on south and east legs. Left-turn-only lane on north leg. Exit to bypass closed until the bypass is complete (planned for 2027). |
|
(unincorporated),
OH Wood United States |
US 23 / SR 105 (Scotch Ridge Rd. / Pemberville Rd.) (41.42623, -83.41550) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.transportation.ohio.gov/about-us/stories/innovate/roundabout-project-first-in-ohio-constructed-under-digital-3d-design. |
|
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. |