City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Oregon City,
OR Clackamas Co. United States |
Main St. / Agnes Ave. (45.36884, -122.59573) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2015-2018). |
Davis,
CA Yolo Co. United States |
Engineering Bikeway / (unknown) (38.53777, -121.75421) |
Other Existing |
Uncontrolled Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Open to bicycles and pedestrians only. | |
Davis,
CA Yolo Co. United States |
Acer St. / Celadon St. (38.54316, -121.77348) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Davis,
CA Yolo Co. United States |
Acer St. / Citron St. (38.54317, -121.77625) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Davis,
CA Yolo Co. United States |
Tilia St. / Citron St. (38.54207, -121.77631) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on two legs. | |
Davis,
CA Yolo Co. United States |
Hutchison Dr. / (unknown) (38.53911, -121.75507) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Yield control only on side street. | |
Davis,
CA Yolo Co. United States |
Hutchison Dr. / (unknown) (38.53910, -121.75450) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Yield control only on side street. | |
Davis,
CA Yolo Co. United States |
Tercero Hall Cir. / Bioletti Way (38.53743, -121.75582) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Oval shaped. Painted and marked central and splitter islands. | |
Davis,
CA Yolo Co. United States |
Bioletti Way / Bainer Hall Dr. (38.53608, -121.75682) |
Other Existing |
Uncontrolled Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Painted and marked central and splitter islands. | |
Davis,
CA Yolo Co. United States |
Hutchison Dr. / Bioletti Way (38.53915, -121.75619) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2012 | Oval shaped. ICD = 65 ft x 55 ft. Painted and marked central and splitter islands. |
Davis,
CA Yolo Co. United States |
California Ave. / Shields Ave. (38.53989, -121.75222) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Painted and marked central island and splitter islands on north and south legs. No splitter island on east leg. | |
Davis,
CA Yolo Co. United States |
Bainer Hall Dr. / (unknown) (38.53655, -121.75405) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Painted splitter islands. | |
Medford,
OR Jackson Co. United States |
OR 238 (Rossanley Dr.) / Cheshire Way / (unknown) (42.34081, -122.90492) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Tactile directional indicators across bicycle ramps. |
Port Townsend,
WA Jefferson Co. United States |
SR 20 / Kearney St. (48.11000, -122.77066) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | |
Pingree Grove,
IL Kane Co. United States |
Reinking Rd. / Damisch Rd. (42.06883, -88.41365) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2009 | Painted splitter island on northeast leg. Little deflection southeast-bound. |
Carlisle,
PA Cumberland Co. United States |
B St. / Fairground Ave. (40.20914, -77.18946) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.facebook.com/carlislepa/videos/b-street-and-fairground-avenue-roundabout/587170292764586/ |
Chisago City,
MN Chisago Co. United States |
Lofton Ave. / Chisago Blvd. (45.34679, -92.87900) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | https://www.chisagocountymn.gov/DocumentCenter/View/17057/Postcard-Notification-CSAH-2324-Round-A-Bout?bidId= |
Colorado Springs,
CO El Paso Co. United States |
N 30th St. / Gateway Rd. (38.87780, -104.87071) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | https://coloradosprings.gov/project/30th-street-corridor-project |
Fayetteville,
AR Washington Co. United States |
E Zion Rd. / N Old Missouri Rd. (36.12845, -94.12759) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.fayetteville-ar.gov/3586/Zion-Road-Improvements |
Henderson,
NV Clark Co. United States |
E Galleria Dr. / Watson Ridge St. (36.07101, -114.98142) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | |
New Florence,
MO Montgomery Co. United States |
MO 19 / Tree Farm Rd. / I-70 EB Ramps (38.89821, -91.45624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 |
New Florence,
MO Montgomery Co. United States |
MO 19 / Booneslick Rd. / I-70 WB Ramps (38.90090, -91.45707) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 Combined freeway interchange with at-grade intersection. Previously, the interchange was stop controlled and the intersection had traffic lights. |
Reno,
NV Washoe Co. United States |
W 4th St. / Woodland Ave. (39.50921, -119.89662) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.rtcwashoe.com/engineering-project/4th-street-and-woodland-avenue-roundabout/ |
Island Lake,
IL Lake Co. United States |
N Darrell Rd. / Neville Rd. / W Case Rd. (42.29948, -88.17938) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Oval shaped. Year Completed estimated (2021-2023). |
Stratford,
PE Queens Canada |
Trans Canada Hwy 1 / Lottie Way (46.22429, -63.09089) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://www.princeedwardisland.ca/en/news/new-roundabout-in-stratford-planned-for-2022-construction-season |
Noblesville,
IN Hamilton Co. United States |
8th St. / Pleasant St. / Historic Pleasant St. (40.03908, -86.01458) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2023 | Built as part of the Pleasant St bypass project. Opened November 2023. |
Noblesville,
IN Hamilton Co. United States |
8th St. / Pleasant St. (new routing) (40.04020, -86.01464) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2023 | Built as part of the Pleasant St bypass project. Opened November 2023. |
West Frankfort,
IL Franklin Co. United States |
SR 149 / Ken Gray Blvd. / West Frankfort Plaza (37.89743, -88.95243) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2023). |
Elizabethtown,
KY Hardin Co. United States |
SR 251 (N Miles St.) / Beech St. (37.70240, -85.85716) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
SR 251 (N Miles St.) / W French St. / Pear Orchard Rd. (37.71166, -85.85296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
SR 251 (N Miles St.) / St James Ave. / Panther Ln. (37.70554, -85.85546) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
New Glendale Rd. / Elizabethtown Bypass (37.67603, -85.85938) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
Dolphin Dr. / Josale Dr. (37.71112, -85.83757) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
Woodland Dr. / Hill St. / Layman Ln. (37.71200, -85.87922) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Elizabethtown,
KY Hardin Co. United States |
Public Square: US 31W (W Dixie Ave. - E Dixie Ave.) / N Main St. / S Main St. (37.69311, -85.85806) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Building with pedestrian access in central island; parking along circulatory roadway. | |
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. | |
Keene,
NH Cheshire Co. United States |
Winchester St. / Pearl St. / Island St. / (parking) (42.92674, -72.28771) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Combined 3 intersections: one all-way stop, one one-way stop; one one-way yield. https://www.keenewinchesterstreet.com/ |
Harrisburg,
SD Lincoln Co. United States |
W Willow St. / Cliff Ave. (43.43157, -96.70767) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.dakotanewsnow.com/2023/11/14/despite-two-accidents-harrisburg-leaders-see-smooth-transition-new-roundabout/ |
Faribault,
MN Rice Co. United States |
STH 3 / 30th St. NW (44.32306, -93.27230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.southernminn.com/faribault_daily_news/news/highway-3-reopens-with-new-roundabout/collection_24f5e2c6-6a00-11ee-8d21-e7522e3d1900.html#2 |
Jackson,
MI Jackson Co. United States |
Springport Rd. / Rives Junction Rd. (42.28667, -84.46228) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.mlive.com/news/jackson/2023/04/new-roundabout-coming-soon-to-jackson-county-intersection.html |
Hiawatha,
IA Linn Co. United States |
Tower Terrace Rd. / N Center Point Rd. (42.05872, -91.69228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://www.facebook.com/hedcoiowa/videos/new-roundabout-at-tower-terrace-and-n-center-point-rd/550647193126949/ |
Bettendorf,
IA Scott Co. United States |
Forest Grove Dr. / Middle Rd. (41.59010, -90.45966) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | https://www.ourquadcities.com/news/local-news/new-bettendorf-roundabout-opens-oct-18/ (video of partially complete roundabout here (it's the middle one) https://forestgrovedrive.com/ ) |
Bettendorf,
IA Scott Co. United States |
Forest Grove Dr. / Championship Dr. (41.59001, -90.46287) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | https://forestgrovedrive.com/ (first one in the video) |
Bettendorf,
IA Scott Co. United States |
Forest Grove Dr. / Competition Dr. (41.59010, -90.45635) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | https://forestgrovedrive.com/ (third one in the video) |
Sheldon,
IA O'Brien Co. United States |
34th Ave. / Pavilion Way / Prairie Trail Rd. (43.18342, -95.81593) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Originally just a turnaround for trucks in 2011; an unknown time later two roads were connected. No splitter island on north leg. https://www.nwestiowa.com/news/orange-city-opens-first-roundabout/article_32eaa2b4-63e7-11ee-bfc6-2baa523c8e84.html | |
Dubuque,
IA Dubuque Co. United States |
Kerper Blvd. / Kerper Ct. (42.51518, -90.65500) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | https://www.kwwl.com/video/kerper-boulevard-roundabout-now-open-in-dubuque/video_c96b5eb0-5305-5b6f-8b06-be51094e84b7.html |
Holmen,
WI La Crosse Co. United States |
McHugh Rd. / Briggs Rd. (43.97023, -91.28046) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.wxow.com/news/holmen-roundabout-construction-complete/article_3c823e00-36e1-11ee-8b3f-5b98b9378dcb.html |
Batavia,
IL Kane Co. United States |
Main St. / Fabyan Pkwy. / Bliss Rd. (41.84691, -88.40147) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Bliss Rd was realigned to meet the roundabout. http://kanecountyconnects.com/article/KaneCountyDivisionofTransportation-KaneCountyBoard-BlissRoad |
Kokomo,
IN Howard Co. United States |
Touby Pike / CR 250N (40.51308, -86.09981) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Provides access to Stellantis and Samsung SDI battery plant being built at this location |
McCordsville,
IN Hancock Co. United States |
Windsor Dr. / Bayview Run (39.88787, -85.91975) |
Roundabout Unknown |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | |
North Grenville,
ON Leeds and Grenville Canada |
CR 43 / S Gower Dr. (CR 22) (45.03905, -75.59285) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2023 | https://www.insideottawavalley.com/news/long-awaited-3m-roundabout-coming-to-one-of-kemptville-s-high-collision-intersections/article_76d49a5b-b720-5512-9055-a1a58a264af0.html |
Boardman,
MI Grand Traverse Co. United States |
Webster St. / Franklin St. (44.76060, -85.61118) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
1999 | https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html |
Boardman,
MI Grand Traverse Co. United States |
Webster St. / Wellington St. (44.76059, -85.61351) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
1999 | https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html |
Fruitville,
FL Sarasota Co. United States |
Initiative Blvd. / Clementine Ct. (27.34046, -82.44256) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2020 | |
Bradenton,
FL Manatee Co. United States |
Lighthouse Dr. / (parking) (27.49371, -82.46907) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2019 | Serves big box retail store. Edge line extension across exits. |
Bradenton,
FL Manatee Co. United States |
(unknown) / (unknown) (27.49100, -82.46612) |
Unknown Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.4048 |
Other (At-Grade) Single-Lane |
2023 | |
Bradenton,
FL Manatee Co. United States |
1st Ave. E / (unknown) (27.49736, -82.48657) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 46.3296 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2011 | |
Parrish,
FL Manatee Co. United States |
Little River Way / Grand River Pkwy. (27.59883, -82.44223) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
2019 | Through-right arrow on south leg. Stop controlled on approach from parking lot. |
Parrish,
FL Manatee Co. United States |
Charlotte Dr. / Bella Lago Blvd. (27.60985, -82.42227) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | Through arrow on each entry, exit, and circulatory roadway segment. |
Parrish,
FL Manatee Co. United States |
(unknown) / (unknown) (27.61438, -82.43315) |
Unknown Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | |
Harrison Township,
MI Macomb Co. United States |
Sail Rd. / Metro Pkwy. (42.57551, -82.79958) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5008 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2013 | Built as part of parking lot reconfiguration. Painted splitter islands. No speed control on north leg. |
Harrison Township,
MI Macomb Co. United States |
Metro Pkwy. / Sail Rd. (42.57735, -82.79673) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2013 | Built as part of parking lot reconfiguration. Painted splitter islands. Through bypass lane on northwestbound approach. |
Raymore,
MO Cass Co. United States |
MO 58 (E Walnut St.) / N Prairie Ln. / S Prairie Ln. (38.80333, -94.42059) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.modot.org/route-58-intersection-improvements |
Euless,
TX Tarrant Co. United States |
Birds Fort Trl. / Cascade Sky Dr. (32.80442, -97.09456) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2015 | Through arrow in left lane on two-lane approaches. |
Euless,
TX Tarrant Co. United States |
Pearl Crescent Ln. / Prairie Ridge Ln. (32.80456, -97.09136) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2016 | |
O'Fallon,
MO St. Charles Co. United States |
Hwy DD / Dalriada Blvd. (38.74631, -90.75882) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lanes on southwest and northeast legs. Appears to be convertible to 2x1. https://www.sccmo.org/DocumentCenter/View/18378/OF_HIGHWAY-DD |
Nixa,
MO Christian Co. United States |
W Pembrook Ave. / S Norton Rd. (37.03000, -93.30859) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | No splitter island south leg. https://www.nixa.com/blog/2023/06/29/nixa-set-to-open-truman-blvd-tomorrow/ |
Palm Harbor,
FL Pinellas Co. United States |
US 19 Alternate (Palm Harbor Blvd.) / Florida Ave. (28.07797, -82.76724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Multiuse trail on west side of roundabout. https://www.fdottampabay.com/project/486/437636-1-52-01 |
Wentzville,
MO St. Charles Co. United States |
Prospect Rd. / Corporate Pkwy. / I-64 WB Exit Ramp (38.79597, -90.81810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). |
Wentzville,
MO St. Charles Co. United States |
Prospect Rd. / I-64 EB Exit Ramp (38.79596, -90.82043) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6717 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). |
O'Fallon,
MO St. Charles Co. United States |
Connecting Rd. / Alta Mira Ct. / MO 364 WB Ramps (38.76954, -90.74393) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2014 | |
O'Fallon,
MO St. Charles Co. United States |
Paul Renaud Blvd. / Lake St Louis Blvd. / Curtis Ln. (38.75382, -90.80034) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2017-2018). |
O'Fallon,
MO St. Charles Co. United States |
Technology Dr. / Waterbury Falls Dr. (38.71843, -90.69627) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2002-2003). Southwest leg added 2008-2009. |
O'Fallon,
MO St. Charles Co. United States |
Technology Dr. / Progress Point Pkwy. / (parking) (38.71685, -90.69499) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2002-2003). |
Weldon Spring,
MO St. Charles Co. United States |
Weldon Spring Rd. / Technology Dr. / Siedentop Rd. (38.71551, -90.68906) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2004 | Painted splitter island on east leg. Year Completed estimated (2003-2004). |
Weldon Spring,
MO St. Charles Co. United States |
Technology Dr. / Meadows Pkwy. / Wolfrum Rd. / I-64 WB Exit Ramp (38.70526, -90.67410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Freeway Ramps (Grade-Separated) Single-Lane |
Oval shaped. ICD = 200 ft x 180 ft. Built initially as 2x2 roundabout in 2005-2006. Concentric circulatory roadway striping. Converted to single lane using by striping out inner circulatory roadway lane and left entry lane on southwest leg 2020-2021. | |
Chesterfield,
MO St. Louis Co. United States |
N Outer 40 Rd. / I-64 WB Exit Ramp (38.67582, -90.65115) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Year Completed estimated (2009-2010). |
Owatonna,
MN Steele Co. United States |
SE 18th St. / Bixby Rd. (44.06634, -93.19513) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.southernminn.com/owatonna_peoples_press/news/continually-delayed-bixby-roundabout-finally-opens/article_c3d04d46-8eef-11ee-9f5e-77403423ef25.html |
Fredericton,
NB York Canada |
Hwy 102 (Lincoln Rd.) / Wilsey Rd. (45.92902, -66.61917) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2023 | https://www.cbc.ca/news/canada/new-brunswick/fredericton-roundabout-utility-pole-1.7025541 |
Sterling,
IL Whiteside Co. United States |
SR 40 (Locust St. - Pennington Rd.) / Science Ridge Rd. (41.82322, -89.69841) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.wqad.com/article/news/local/new-sterling-roundabout-meaning-for-one-father/526-0f2974e6-ad8f-4038-9020-28fcbeca2140 |
Euless,
TX Tarrant Co. United States |
Rose Spirit St. / Lone Ivory Trl. (32.80119, -97.09086) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2013 | No splitter islands. |
Culpeper,
VA Culpeper Co. United States |
US 522 (Sperryville Pike - W Evans St.) / N Blue Ridge Ave. (38.47732, -77.99810) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://starexponent.com/news/local/latest-town-roundabout-getting-ready-to-go-live/article_653784ba-61f0-11ee-bca6-fbccacf95ba9.html |
Arlington,
WA Snohomish Co. United States |
SR 530 / 211th Pl. NE (48.18852, -122.14376) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts |
Arlington Bluff,
WA Snohomish Co. United States |
SR 530 / 59th Ave. NE (48.18839, -122.15068) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts |
(unincorporated),
WA King Co. United States |
Redmond Ridge Dr. / NE Alder Crest Dr. (47.69211, -122.03572) |
Roundabout Unknown |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://kingcounty.gov/en/dept/local-services/transit-transportation-roads/roads-and-bridges/projects-and-programs/redmond-ridge-dr-ne-roundabout (open to traffic, but final paving delayed by weather until Spring 2024) |
Lester Prairie,
MN McLeod Co. United States |
STH 7 / CR 1 (Babcock Ave.) (44.90621, -94.05310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | http://www.dot.state.mn.us/news/2023/10/17-d8-hwy7.html |
West Richland,
WA Benton Co. United States |
SR 240 / SR 225 / US Reservation Rd. (46.38327, -119.42282) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | |
Grove City,
OH Franklin Co. United States |
Norton Rd. / Kropp Rd. / Grove City Rd. (39.87469, -83.15744) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | |
Leavenworth,
WA Chelan Co. United States |
US 2 / Icicle Rd. (47.58851, -120.67532) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.wenatcheeworld.com/business/new-leavenworth-roundabout-completed-ribbon-cutting-ceremony-next-week/article_eaf2f3e4-67c9-11ee-893c-47727bd0bda9.html |
Westfield,
IN Hamilton Co. United States |
E 161st St. / Oak Rd. (40.02210, -86.11823) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Opened December 7, 2023. https://www.westfield.in.gov/egov/documents/1618489074_62055.pdf |
Fishers,
IN Hamilton Co. United States |
E 106th St. / Hoosier Rd. / Windermere Blvd. (39.94168, -85.96656) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Opened December 2023. |
Ypsilanti,
MI Washtenaw Co. United States |
Whittaker Rd. / Bemis Rd. (42.17317, -83.60141) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.wcroads.org/wcrc-project/bemis-rd-whittaker-rd-roundabout/ |
Ivins,
UT Washington Co. United States |
Old Hwy 91 / S 400 W / S Guy Ln. (37.15675, -113.68873) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | https://www.stgeorgeutah.com/news/archive/2023/10/21/cdr-first-phase-of-old-dixie-highway-91-widening-new-roundabouts-finished/ |
Ivins,
UT Washington Co. United States |
Old Hwy 91 / S 600 W / S Kwavas Dr. (37.16043, -113.69500) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | https://www.stgeorgeutah.com/news/archive/2023/10/21/cdr-first-phase-of-old-dixie-highway-91-widening-new-roundabouts-finished/ |
Gypsum,
CO Eagle Co. United States |
US 6 / Schoolside Rd. (39.64575, -106.94449) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | https://www.vaildaily.com/news/newly-completed-gypsum-roundabout-includes-a-late-addition-that-should-lessen-traffic/ https://www.townofgypsum.com/Home/Components/FacilityDirectory/FacilityDirectory/1066/1310 |
Enniskillen,
ON Durham Canada |
Concession Road 8 (Regional Road 3) / Bowmanville Ave. (Regional Road 57) (44.01760, -78.76029) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2023 | https://www.durhamregion.com/news/new-roundabout-now-open-in-enniskillen/article_351c65bf-e898-5940-aa6d-bb0badcc6c1d.html |
Phoenix,
AZ Maricopa Co. United States |
N Flamenco Dr. / W Country Gables Dr. (33.62125, -112.12442) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2008 | Built as a temporary in 2008; upgraded to permanent 2013-2014. https://www.youtube.com/watch?v=o2NWzxetBT4 |