City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
E14 / E4 Ramps (62.38152, 17.35326) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 91.4400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2014 | |
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
Grona rondellen (62.44181, 17.33162) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Completed in or before 2009. | |
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
Cpl Birsta: Timmervägen / Gesällvägen (62.44776, 17.33228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
Completed in or before 2009. | |
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
Cpl Birsta N: Timmervägen / E4 SB Ramps (62.44850, 17.33855) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2017 | Year Completed estimated (2012-2017). |
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
Tunnel Rondellen (62.44357, 17.34143) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
Completed in or before 2009. | |
Sundsvall,
Västernorrland County Sundsvall Municipality Sweden |
Birsta rondellen (62.44157, 17.33993) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
Oval shaped. Completed in or before 2009. | |
Ina,
Gävleborg County Söderhamns kommun Sweden |
Rte 50 / Stickvägen (61.29516, 17.01483) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
Completed in 2009 or earlier as a 3-leg. Fourth leg added in 2018. | |
Ina,
Gävleborg County Söderhamns kommun Sweden |
Rte 50 / E4 SB Ramps (61.29717, 17.02226) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Freeway Ramps (Grade-Separated) Single-Lane |
Raindrop shaped. Completed in 2009 or earlier. | |
Ina,
Gävleborg County Söderhamns kommun Sweden |
Rte 50 / E4 NB Ramps / Södra Tvärleden / Söderhamnsporten (61.29733, 17.02650) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 54.8640 |
Freeway Ramps (Grade-Separated) Single-Lane |
Completed in 2009 or earlier. | |
Söderhamn,
Gävleborg County Söderhamns kommun Sweden |
Söderhamnsporten / Pinassvägen (61.29910, 17.03222) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
Completed in 2009 or earlier. | |
Frisco,
TX Collin Co. United States |
Oregon Trl. / Lonesome Dove Trl. (33.20059, -96.77648) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2021 | |
Frisco,
TX Denton Co. United States |
Shaddock Creek Ln. / Thomasville Ln. (33.16741, -96.86206) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Painted splitter islands. Aerial images from 2021 show testing the potential installation using cones and temporary striping. |
Frisco,
TX Denton Co. United States |
Shaddock Creek Ln. / Southbury Ln. (33.16718, -96.85847) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Painted splitter islands. Aerial images in 2021 show testing the potential installation using cones and temporary striping. |
Frisco,
TX Collin Co. United States |
Mockingbird Ln. / (parking) (33.18527, -96.80470) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2022 | On campus of University of North Texas. |
Frisco,
TX Denton Co. United States |
(Four Corners Shopping Center private drives) (33.21652, -96.88144) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2018 | Three legs were completed in 2018; the west leg was constructed in 2023. |
Frisco,
TX Collin Co. United States |
Meadow Hill Dr. / Crestview Dr. (33.16281, -96.80749) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
2023 | |
Frisco,
TX Collin Co. United States |
Meadow Hill Dr. / Highland Ct. / Parkview Cir. (33.16318, -96.80569) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
2023 | |
Frisco,
TX Collin Co. United States |
Copperbeach St. / Splitbeard Rd. / Buffaloberry Rd. (33.14166, -96.73741) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2020 | |
Scottsbluff,
NE Scotts Bluff Co. United States |
12th Ave. / Winter Creek Dr. (41.87724, -103.64779) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2014-2019). |
Elizabethtown,
KY Hardin Co. United States |
Executive Dr. / Commerce Dr. (37.71041, -85.83313) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2023 | https://www.youtube.com/watch?v=wc_yP-bpdug |
Nampa,
ID Canyon Co. United States |
Airport Rd. / N Robinson Blvd. (43.58690, -116.49334) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | |
Otsego,
MN Wright Co. United States |
CR 37 (65th St. NE) / CR 18 (45.24509, -93.70494) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | |
Grand Island,
NE Hall Co. United States |
N Broadwell Ave. / State St. / Eddy St (40.93841, -98.35889) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Per news report, project cost around $4 million. https://www.kmvt.com/video/2023/09/29/five-points-roundabout-now-open-grand-island/. https://www.grand-island.com/departments/public-works/engineering/2019-planned-projects/five-points-intersection-improvement-2018-p-2 |
Bemidji,
MN Beltrami Co. United States |
Irvine Ave. NW / Anne St. NW (47.50495, -94.88522) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.bemidjipioneer.com/news/local/new-roundabout-at-irvine-avenue-anne-street-intersection-now-open-to-traffic |
Dane Town,
WI Dane Co. United States |
STH 113 / CR P (43.25171, -89.51982) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://townofdane.gov/2023/08/20/the-roundabout-at-hwy-113-p-v-is-now-open/ |
Ashland,
MA Middlesex Co. United States |
Pond St. / Spyglass Hill Dr. / (parking) (42.24026, -71.43205) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Utility pole within central island on inner edge of truck apron. |
Foley,
MN Benton Co. United States |
STH 23 / Penn St. / 8th Ave. (45.66911, -93.90499) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2023 | http://www.dot.state.mn.us/d3/projects/h23foleytomilaca/ |
Indianapolis,
IN Marion Co. United States |
Southeastern Ave. / S Rural St. (39.76005, -86.11647) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | Year Completed estimated (2022-2023). https://citybase-cms-prod.s3.amazonaws.com/409ceae3cbb8413497ef98823962c8d0.pdf |
Lakeland,
FL Polk Co. United States |
Drane Field Rd. / Don Emerson Dr. (27.99677, -82.01437) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | https://www.lakelandgov.net/news/posts/2022/april/public-notice-roundabout-construction-at-intersection-of-drane-field-road-and-don-emerson-drive-slated-to-start-may-1st/ |
Fridley,
MN Anoka Co. United States |
CSAH 35 (Central Ave. NE) / Gardena Ave. NE (45.07499, -93.24202) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways 37.7952 |
Other (At-Grade) Single-Lane |
2023 | https://www.anokacountymn.gov/4109/CSAH-35-and-Gardena-Ave |
Scott,
LA Lafayette Par. United States |
SR 93 (Dulles Dr. - Rue du Belier) / Dulles Dr. / Apollo Rd. (30.21059, -92.09177) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Single-Lane |
2023 | https://www.youtube.com/watch?v=NcfKeJNg9qo |
Sylvan Lake,
AB Division 8 Canada |
Hwy 11 (David Thompson Hwy.) / 50 St. / Hwy 781 (52.28232, -114.09704) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Painted spiral in circulatory roadway. Previous control was stop control on south leg and yield control on north leg. Year Completed estimated (2022-2023). |
Sylvan Lake,
AB Division 8 Canada |
Hwy 11 (David Thompson Hwy.) / 60 St. / Range Road 15 (52.28193, -114.12092) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Painted spirals in circulatory roadway. Year Completed estimated (2022-2023). |
Urbana,
IA Benton Co. United States |
SR 150 (31st Ave. - Sunset St.) / Sunset St. (55th St.) (42.22578, -91.89114) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://vintontoday.com/articles/news/article1033582.html |
Conway,
AR Faulkner Co. United States |
Blake Ln. / Isabella Rd. (35.10432, -92.40504) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3357 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | |
Conway,
AR Faulkner Co. United States |
Isabella Rd. / Ryder St. / Raden St. (35.10424, -92.40157) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3357 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | |
Russellville,
AR Pope Co. United States |
N Detroit Ave. / E H St. (35.28535, -93.12926) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2013 | |
Russellville,
AR Pope Co. United States |
W 12th St. / S Vancouver Ave. (35.26816, -93.15581) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). South leg added with construction of roundabout. |
Milton Township,
MI Cass Co. United States |
Redfield Rd. / Gumwood Rd. (41.76808, -86.18377) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Opened October 5, 2023. https://www.leaderpub.com/2023/10/05/after-13-years-of-discussion-roundabout-officially-opens-in-milton-township/. |
Grand Island,
NE Hall Co. United States |
N North Rd. / State St. / Cannon Rd. (40.93856, -98.39770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | https://theindependent.com/news/local/new-roundabout-planned-in-2021-for-state-and-north-intersection-in-grand-island/article_77f82b40-4989-11eb-bcd1-93eba12d8586.html |
Grand Island,
NE Hall Co. United States |
N North Rd. / W Faidley Ave. (40.92305, -98.39735) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2023 | https://www.ksnblocal4.com/2023/04/27/progress-grand-island-north-road-construction/ |
Clyde,
MI St. Clair Co. United States |
M-136 (North Rd. - Keewahdin Rd.) / North Rd. (43.03759, -82.52593) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Project cost $1.2 million. https://content.govdelivery.com/accounts/MIDOT/bulletins/35beb0e |
London,
ON Middlesex Canada |
Southdale Rd. W / Colonel Talbot Rd. (42.93669, -81.31730) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.cbc.ca/news/canada/london/new-roundabout-at-colonel-talbot-and-southdale-road-opens-with-1-lane-1.6986818 |
James City,
NC Craven Co. United States |
W Grantham Rd. / Pine St. (35.06418, -77.02352) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | Roundabout relocated to be approximately 50 feet from railroad track. Intersection moved approximately 350 feet southwest of the original location. Previous intersection was controlled with stop signs on 3 of the approaches. https://www.witn.com/2023/09/05/james-city-traffic-roundabout-set-open-friday/ |
Kasson,
MN Dodge Co. United States |
STH 57 (N Mantorville Ave.) / 16th St. NE (44.04384, -92.74833) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.kttc.com/2023/08/11/kasson-highway-57-renovation-close-completion/ |
Kasson,
MN Dodge Co. United States |
STH 57 (Mantorville Rd.) / CSAH 34 (E Veterans Memorial Hwy.) (44.02837, -92.74819) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.kimt.com/news/new-roundabouts-open-to-drivers-in-kasson/article_af81a8d4-3d2e-11ee-9d69-0bdec4451a2a.html |
Kasson,
MN Dodge Co. United States |
STH 57 (Mantorville Ave.) / Main St. (44.02953, -92.74820) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Railroad crossing approximately 50 feet south of roundabout. Removes the last traffic signal in Dodge County. https://www.kimt.com/news/new-roundabouts-open-to-drivers-in-kasson/article_af81a8d4-3d2e-11ee-9d69-0bdec4451a2a.html. |
Mancos,
CO Montezuma Co. United States |
Ruins Rd. / (entrance to visitor center) / (service road) (37.33917, -108.41185) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Entrance to Mesa Verde National Park. Year Completed estimated (2020-2023). Previous control was mix of stop and uncontrolled movements. |
Austin,
TX Travis Co. United States |
Ausblick Ave. / Peafowl St. (30.14491, -97.71121) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
Austin,
TX Travis Co. United States |
Ausblick Ave. / Turaco Trl. (30.14320, -97.70775) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
Austin,
TX Travis Co. United States |
Ausblick Ave. / Chrysler Bend (30.14531, -97.71965) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2020). |
Gilber,
AZ Maricopa Co. United States |
E Vest Ave. / S Sanders Dr. (33.31067, -111.69970) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands. |
Gilbert,
AZ Maricopa Co. United States |
E Carla Vista Dr. / S Sanders Dr. (33.31172, -111.69972) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands. |
Gilbert,
AZ Maricopa Co. United States |
E Vest Ave. / S Swallow Ln. (33.31065, -111.70183) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands. |
Gilbert,
AZ Maricopa Co. United States |
E Vest Ave. / S Heron Ln. (33.31074, -111.69680) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands. |
Gilbert,
AZ Maricopa Co. United States |
E Oakland St. / S Heron Ln. (33.31248, -111.69729) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | |
Gilbert,
AZ Maricopa Co. United States |
E Oakland St. / S Swallow Ln. (33.31243, -111.70186) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands. |
Gilbert,
AZ Maricopa Co. United States |
E Loma Vista St. / S Swan Dr. (33.31564, -111.69268) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2003 | No splitter islands. |
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. |
Nisswa,
MN Crow Wing Co. United States |
CSAH 77 / Nokomis Ave. (46.49744, -94.31374) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | North leg is exit only. RRFB on western leg only. No ped crossing on eastern leg. https://blog.widseth.com/video-new-roundabout-improves-safety-at-busy-nisswa-intersection https://widseth.com/77roundabout/ |
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 |
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/ |
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). |
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). |
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). |
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 | |
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 |
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 |
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. | |
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 |
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 |
Liberty Township,
OH Butler Co. United States |
Princeton Rd. / Maud Hughes Rd. (39.38674, -84.41100) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | This is Butler County's 41st roundabout. It opened November 16th, 2023. https://www.bceo.org/news/2023/03/princeton-rd-roundabout-bridge-construction-begins/ |
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/ |
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 |
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 |
(unincorporated),
VA Henrico Co. United States |
Darbytown Rd. / Turner Rd. (37.45112, -77.29935) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Quick build with plastic central island. Peanut shaped. https://www.youtube.com/watch?v=3-AotYkeJqk |
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 |