|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Bardstown,
KY Nelson Co. United States |
US 31E / US 62 (37.80990, -85.47191) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Fort Knox,
KY Hardin Co. United States |
Chaffee Ave. / N Knox St. / Dixie St. (37.89491, -85.95675) |
Other Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
No splitter islands. | |
|
Elizabethtown,
KY Hardin Co. United States |
Hickory Ln. / Langley Trace (37.68904, -85.89330) |
Other Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Elizabethtown,
KY Hardin Co. United States |
Blue Heron Way / Freeman Lake Park Rd. (37.72353, -85.87678) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on three legs. | |
|
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. |
|
Fairview,
MT Richland Co. United States |
SR 200 / SR 201 (47.86229, -104.04312) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.roundupweb.com/story/2024/11/06/news/construction-substantially-complete-on-fairview-west-project/21482.html |
|
Grand Island,
NE Hall Co. United States |
Prairieview St. / Ring Rd. (40.88405, -98.37980) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2016-2020). |
|
Grand Island,
NE Hall Co. United States |
Rae Rd. / Prairieview Rd. / James Rd. (40.88074, -98.37995) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2019 | Right-turn-only lane on east leg. Year Completed estimated (2016-2020). |
|
Grand Island,
NE Hall Co. United States |
Norseman Ave. / Ebony Ln. (40.94204, -98.39270) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2011 | Street light pole in central island. Year Completed estimated (2010-2011). |
|
Napa,
CA Napa Co. United States |
Soscol Ferry Rd. / SR 221 / SR 12 EB Ramps (38.24117, -122.26975) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 47.2440 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/soscol-junction |
|
Napa,
CA Napa Co. United States |
SR 221 (Napa Vallejo Hwy.) / SR 12 WB Entrance Ramp (38.24207, -122.26930) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/soscol-junction |
|
American Canyon,
CA Napa Co. United States |
Devlin Rd. / Boone Dr. / (parking) (38.20182, -122.26679) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2022 | |
|
Radcliff,
KY Hardin Co. United States |
Ernest R Kouma Blvd. / Cowley Crossing Ln. / Saratoga Ln. (37.78250, -85.92608) |
Other Existing |
Uncontrolled None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Carmel,
IN Hamilton Co. United States |
Buttonwood Dr. / Bayberry Ct. (39.95749, -86.11220) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
Buttonwood Dr. / Crimson Ct. (39.95861, -86.11268) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 4 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
Sedgemoor Cir. / Sedgemoor Cir. (39.94523, -86.21991) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on north and east legs. | |
|
Carmel,
IN Hamilton Co. United States |
Stanhope St. / Treaty Line St. (39.97072, -86.20135) |
Other Existing |
All-Way Yield Unknown |
2 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
10th St. NW / 1st Ave. NW (39.98663, -86.12875) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
West Park West (39.95713, -86.21220) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2020). East leg added 2021. |
|
Carmel,
IN Hamilton Co. United States |
Milgate Dr. / Matt St. (39.99149, -86.11741) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Painted splitter islands. |
|
Carmel,
IN Hamilton Co. United States |
Twain Dr. / Grisham Dr. (39.98990, -86.11497) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Painted splitter islands. |
|
Austin,
TX Travis Co. United States |
S Pleasant Valley Rd. / Teri Rd. (30.19701, -97.74418) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
2024 | |
|
Danville,
KY Boyle Co. United States |
Fairgrounds Rd. / Excellence Ave. (37.65389, -84.79933) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Painted splitter islands on south and west legs; no splitter island on east leg. | |
|
Richmond,
KY Madison Co. United States |
Bowerwood Dr. / Richwood Blvd. (37.73604, -84.28621) |
Other Existing |
Uncontrolled None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Lakeville,
MN Dakota Co. United States |
185th St. W / Highview Ave. (44.68129, -93.23745) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | https://www.facebook.com/sehinc/videos/-view-from-a-drone-185th-street-roadway-extension-in-lakeville-minnesota-roadway/928613455591395/ |
|
Hernando,
MS De Soto Co. United States |
US 51 / W Oak Grove Rd. (34.81591, -89.99366) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.youtube.com/watch?v=DyREbRKFmQQ |
|
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 |
|
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / NC-180 (N Post Rd.) (35.31228, -81.49215) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Left-turn-only lane on northeast leg. Year Completed estimated (2022-2024). |
|
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / Shelby Bypass EB Ramps (35.31324, -81.49081) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Year Completed estimated (2022-2024). |
|
Shelby,
NC Cleveland Co. United States |
NC-150 (Cherryville Rd.) / Shelby Bypass WB Ramps (35.31432, -81.48908) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | Year Completed estimated (2022-2024). |
|
Marion,
OH Marion Co. United States |
SR 309 (Harding Hwy. W) / Marion-Williamsport Rd. (40.60438, -83.16986) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2021-2023). |
|
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 |
Acacia Ave. / Gartner Rd. (33.15628, -96.74202) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5274 |
Other (At-Grade) Single-Lane |
2024 | |
|
Frisco,
TX Collin Co. United States |
Acacia Ave. / Twistleaf St. (33.15767, -96.73793) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2024 | |
|
Frisco,
TX Collin Co. United States |
Acacia Ave. / Birchleaf Dr. / Bearberry Dr. (33.15763, -96.73480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2024 | |
|
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 | |
|
Phoenix,
AZ Maricopa Co. United States |
E Sky Crossing Way / E Bryce Ln. (33.68858, -112.00861) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2020). |
|
Phoenix,
AZ Maricopa Co. United States |
E Sky Crossing Way / N Cave Butte St. (33.68854, -112.01959) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
Arlington,
VA Arlington Co. United States |
Boundary Channel Dr. / I-395 SB Ramps (38.87067, -77.04839) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/ |
|
Arlington,
VA Arlington Co. United States |
Boundary Channel Dr. / Jefferson Davis Hwy. / I-395 NB Ramps (38.86975, -77.04548) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/ |
|
Jacksonville,
FL Duval Co. United States |
Edgewood Ave. S / Plymouth St. (30.30807, -81.71335) |
Other Existing |
Other At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Located 30 ft from at-grade rail crossing. Stop control on circulatory roadway; northbound uncontrolled. https://www.news4jax.com/news/local/2024/12/26/murray-hill-residents-divided-on-new-roundabout-effectiveness/ |
|
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 |
|
Amherst,
NY Erie Co. United States |
John James Audubon Pkwy. / I-990 WB Ramps / Alamosa Way (43.02618, -78.78262) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | |
|
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. |
|
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 | |
|
Plain City,
OH Union Co. United States |
Hyland-Croy Rd. / Ravenhill Pkwy. (40.18345, -83.19046) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2016 | Year Completed estimated (2015-2016). |
|
Etna Township,
OH Licking Co. United States |
Refugee Rd. SW / Mink St. SW (39.97410, -82.72878) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html |
|
Etna Township,
OH Licking Co. United States |
Refugee Rd. SW / Etna Pkwy. (39.97301, -82.70600) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html |
|
Groveport,
OH Franklin Co. United States |
SR 317 (London-Groveport Rd.) / Rohr Rd. (39.84050, -82.90935) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lanes on north and south legs. https://www.groveport.org/CivicAlerts.aspx?AID=355&ARC=1054 |
|
Union,
OH Montgomery Co. United States |
Dog Leg Rd. / Union Airpark Blvd. / Martindale Rd. (39.89519, -84.25501) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Merging right-turn bypass lane on south leg. Yield-controlled right-turn bypass lane on west leg. Designed for future double-left-turn on east leg. https://www.daytondailynews.com/local/new-roundabout-at-union-airpark-blvd-and-dog-leg-road/44be0409-4bf4-4c75-abdd-b5d18f213524/ |
|
Mason,
OH Warren Co. United States |
Mason Rd. / Snider Rd. (39.36683, -84.33156) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033 |
|
Mason,
OH Warren Co. United States |
Snider Rd. / Thornberry Ct. (39.35436, -84.33159) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033 |
|
Evendale,
OH Hamilton Co. United States |
Aviation Way / (parking) (39.25152, -84.44081) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2018 | |
|
Evendale,
OH Hamilton Co. United States |
Aviation Way / Evendale Dr. (39.24957, -84.44120) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Double left turn on west leg. |
|
Evendale,
OH Hamilton Co. United States |
Neumann Way / Evendale Dr. (39.24668, -84.44092) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2020). |
|
Union Township,
OH Clermont Co. United States |
Aicholtz Rd. / Eastgate Square Dr. (39.08921, -84.27161) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ |
|
Union Township,
OH Clermont Co. United States |
Glen Este Withamsville Rd. / (Eastgate Square Dr.) (39.08843, -84.26883) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ |
|
Union Township,
OH Clermont Co. United States |
Glen Este Withamsville Rd. / Ilium Ave. (39.08835, -84.26464) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ |
|
Ridgefield,
WA Clark Co. United States |
N 56th Pl. / N Pioneer Canyon Dr. (45.81812, -122.69068) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Left-turn-only lane on south leg marked as through lane. | |
|
Ridgefield,
WA Clark Co. United States |
Pioneer St. / S 68th Ct. (45.81598, -122.67714) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Double left turn on south leg. Year Completed estimated (2023-2024). |
|
Oshkosh,
WI Winnebago Co. United States |
Winnegago County Community Park Dr. / Winnegago County Community Park Entrance (44.08167, -88.53360) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on west or southeast legs. | |
|
Poplar,
MT Roosevelt Co. United States |
US 2 / 5th Ave. E (48.11438, -105.18443) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2019 | https://www.roundupweb.com/story/2019/12/04/news/us-2-poplar-construction-winds-down/13182.html |
|
Bruce,
MI Macomb Co. United States |
33 Mile Rd. / McKay Rd. (42.81797, -83.00023) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2019). |
|
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 | |
|
Stockbridge,
GA Rockdale Co. United States |
GA 138 / Union Church Rd. SW (33.59197, -84.13738) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
Richfield,
MN Hennepin Co. United States |
Lyndale Ave. S / 65th St. (44.88522, -93.28611) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2023 | Elliptical shaped. ICD = 125 ft x 115 ft. https://www.facebook.com/story.php/?story_fbid=641870717972314&id=100064481752700 |
|
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 |
|
Apple Valley,
MN Dakota Co. United States |
Diamond Path W / 140th St. W / Connemara Trl. (44.74637, -93.15649) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | On the border between Apple Valley and Rosemount. https://nextdoor.com/agency-post/mn/rosemount/city-of-rosemount/the-intersection-at-diamond-path-and-connemara-trail-is-now-closed-to-through-traffic-for-construction-of-a-roundabout-282288126/ |
|
Cedar Rapids,
IA Linn Co. United States |
Wilson Ave. SW / Bowling St. SW (41.95585, -91.65756) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.reddit.com/r/cedarrapids/comments/1fodquc/wilson_avenue_and_bowling_street_roundabout/ |
|
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/ . |
|
Kannapolis,
NC Cabarrus Co. United States |
SR 3 (Mooresville Rd.) / Miller St. / Franklin Ave. (35.49574, -80.63904) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Year Completed estimated (2023-2024). |
|
Kannapolis,
NC Cabarrus Co. United States |
Lane St. / Turkey Rd. / Royse St. (35.49738, -80.55891) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Year Completed estimated (2019-2021). |
|
Davidson,
NC Cabarrus Co. United States |
SR 3 (Mooresville Rd.) / Odell School Rd. (35.48835, -80.75930) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
|
Huntersville,
NC Mecklenburg Co. United States |
Bryton Pkwy. / Bryton Ridge Pkwy. (35.38172, -80.82887) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2017). |
|
Latham,
NY Albany Co. United States |
Winter Creek Blvd. / (parking) (42.73060, -73.76251) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
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 |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Lotus Dr. (35.31571, -80.64023) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Yield-controlled right-turn bypass lane on north leg. Add-lane right-turn bypass lane on east leg. https://www.facebook.com/story.php/?story_fbid=434214805375646&id=100063613898455&_rdr |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Raging Ridge Rd. (35.31390, -80.63383) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | |
|
Concord,
NC Cabarrus Co. United States |
Drake MIll Ln. / Holden Ave. (35.31413, -80.58479) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 67.0560 |
Other (At-Grade) Single-Lane |
2020 | Original circle built 2006-2008. Splitter islands added 2019-2021. |
|
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/ |
|
Troy,
NY Rensselaer Co. United States |
Frear Park Rd. / 15th St. (42.74683, -73.67271) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on south leg. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Valley Forge Dr. / Yorktown Rd. (39.74156, -75.33234) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Yield-controlled northwest and southeast legs; uncontrolled northeast and southwest legs. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Pine Dr. / Ashburn Way (39.74389, -75.33937) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Southwest leg is uncontrolled; other legs are yield controlled. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Holly Dr. / Ashburn Way (39.74467, -75.34385) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Uncontrolled southwest leg; other legs are yield controlled. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Village Green Dr. / Dalton Dr. / Roundstone Run (39.73260, -75.32429) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Painted splitter island and yield control on south leg; no splitter islands and no control on other legs. | |
|
Swedesboro,
NJ Gloucester Co. United States |
Hazel Blvd. / Balsam Rd. (39.73123, -75.32836) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2020 | Painted splitter islands on all legs. Original circular intersection constructed 2011-2016; splitter islands and yield control added 2020. |
|
Glassboro,
NJ Gloucester Co. United States |
US 322 / Rowan Blvd. (39.70686, -75.11415) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2008-2010). |
|
Woodbine,
NJ Cape May Co. United States |
CR 610 (Dennisville-Petersburg Rd.) / CR 550 (Dehlisch Ave. / Woodbine-Ocean View Rd.) (39.22105, -74.77919) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | |
|
Sewell,
NJ Gloucester Co. United States |
College Dr. / E College Dr. (39.78060, -75.11734) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
Princeton Junction,
NJ Mercer Co. United States |
Washington Rd. / Princeton Hightstown Rd. (40.32083, -74.62315) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Roundabout located 300 ft north of old intersection. |
|
Interlaken,
NJ Monmouth Co. United States |
Main St. / Grassmere Ave. (40.23195, -74.00802) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2017 | At-grade rail crossing (two tracks) located 110 ft to west. Year Completed estimated (2016-2017). |
|
Westerville,
OH Delaware Co. United States |
SR 605 / Fancher Rd. (40.13242, -82.80976) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Green Chapel Rd. / Mink St. (40.12321, -82.69688) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Green Chapel Rd. / (unknown) (40.12333, -82.70509) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 |