Roundabouts Database

30065 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Carterville, IL
Williamson Co.
United States 		Cambria Rd. / Herrin Rd.
(37.81089, -89.12377) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2020 https://wsiltv.com/2020/05/29/williamson-county-intersection-to-close-for-construction/
Ribeira Grande, Azores

Portugal 		Rua de Nossa Senhora de Fatima (Rte 1A) / (unknown)
(37.81172, -25.57273) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.2342 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Under construction in 2010 from Google. ICD estimated from Google Maps linework.
Manteca, CA
San Joaquin Co.
United States 		E Louise Ave. / Felice Way / Ambrose Dr.
(37.81205, -121.20128) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018
Waynesville, MO
Pulaski Co.
United States 		Historic Route 66 / Hwy T
(37.81205, -92.23491) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2018).
Ribeira Grande, Azores

Portugal 		Rua dos Bombeiros Voluntarios / Alameda 29 de Junho / Rua Engenheiro Arantes e Oliverira / Rua Dr Lucindo Rebelo Machado
(37.81520, -25.52760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
20.7572 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Ribeira Grande, Azores

Portugal 		Rte 1A / Rua da Saude
(37.81595, -25.53798) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.9490 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Ribeira Grande, Azores

Portugal 		Alameda 29 de Junho / Rua do Mourato / Rua Adolfo de Medeiros
(37.81765, -25.53045) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.4739 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Ribeira Grande, Azores

Portugal 		Rte 1A (Rua do Estrela) / Alameda 29 de Junho
(37.81920, -25.53167) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.5122 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Park City, KS
Sedgwick Co.
United States 		E 77th St. N / N Broadway Ave.
(37.82510, -97.33587) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://m.facebook.com/cityofparkcityks/videos/333467111808262/?locale2=fo_FO
Henderson, KY
Henderson Co.
United States 		KY 54-KY 351 (2nd St.) / US 41 NB Ramps
(37.83052, -87.56569) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2024 Raindrop shaped. Replaces PARCLO B ramp with diamond ramp and shifts intersection approximately 200 ft west.
Henderson, KY
Henderson Co.
United States 		KY 54-KY 351 (2nd St.) / US 41 SB Ramps
(37.83090, -87.56729) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2024 Raindrop shaped. https://news.wnin.org/2024-07-25/henderson-roundabouts-to-open-soon.
Henderson, KY
Henderson Co.
United States 		KY 351 (2nd St.) / KY 2084 (Southside Dr.) / (entrance to North Middle School)
(37.83126, -87.56895) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://news.wnin.org/2024-07-25/henderson-roundabouts-to-open-soon
Sausalito, CA
Marin Co.
United States 		Conzelman Rd. / McCullough Rd.
(37.83361, -122.49400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.2415 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States 		California St. / 62nd St.
(37.84638, -122.27545) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Park Hills, MO
St. Francois Co.
United States 		Science St. / High St. / Rebel Dr.
(37.84763, -90.52203) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Berkeley, CA
Alameda Co.
United States 		California St. / Harmon St.
(37.84908, -122.27602) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		King St. / Harmon St.
(37.84937, -122.27376) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Harmon St. / Ellis St.
(37.84950, -122.27272) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Fairview St.
(37.84998, -122.27619) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		King St. / Fairview St.
(37.85028, -122.27384) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ellis St. / Fairview St.
(37.85042, -122.27282) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Woolsey St
(37.85088, -122.27637) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		King St. / Woolsey St.
(37.85118, -122.27394) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ellis St. / Woolsey St.
(37.85132, -122.27293) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Prince St.
(37.85176, -122.27656) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
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
Berkeley, CA
Alameda Co.
United States 		King St. / Prince St.
(37.85210, -122.27405) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Tyler St.
(37.85266, -122.27674) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Russell St.
(37.85524, -122.27723) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Oregon St.
(37.85632, -122.27743) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Palmyra, VA
Fluvanna Co.
United States 		US 15 / VA-53
(37.85633, -78.26754) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
63.1800 		Other (At-Grade)
Single-Lane 		2017 Completed summer 2017. ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States 		Fulton St. / Stuart St.
(37.85890, -122.26415) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Derby St.
(37.85899, -122.27798) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Fulton St. / Ward St.
(37.85980, -122.26434) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Matthews St. / Blake St.
(37.86053, -122.28713) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Parker St.
(37.86075, -122.27835) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Acton St. / Blake St.
(37.86106, -122.28303) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ellsworth St. / Parker St.
(37.86276, -122.26264) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Channing Way / West St.
(37.86354, -122.28497) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Channing Way / Edwards St.
(37.86388, -122.28229) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Orinda, CA
Contra Costa Co.
United States 		Hall Dr. / Donald Dr.
(37.86411, -122.15310) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
17.9148 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States 		Ninth St. / Bancroft Way
(37.86416, -122.29297) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Tenth St. / Bancroft Way
(37.86439, -122.29186) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		University Ave. / Marina Blvd.
(37.86518, -122.31113) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 https://www.berkeleyside.org/2022/06/16/berkeley-marina-university-avenue-repaved
Berkeley, CA
Alameda Co.
United States 		Seventh St. / Allston Way
(37.86549, -122.29577) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ninth St. / Allston Way
(37.86593, -122.29353) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ninth St. / Addison St.
(37.86738, -122.29401) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Piedmont Ave. / Channing Way
(37.86780, -122.25188) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Crosswalks within circulatory roadway.
Berkeley, CA
Alameda Co.
United States 		Allston St. / California St.
(37.86791, -122.27948) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Allston Way / Grant St.
(37.86850, -122.27496) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		McKinley Ave. / Allston Way
(37.86865, -122.27384) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Seventh St. / Hearst Ave.
(37.86953, -122.29705) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		California St. / Addison St.
(37.86971, -122.27967) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Ninth St. / Hearst Ave.
(37.86998, -122.29484) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Grant St. / Addison St.
(37.87029, -122.27514) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		Delaware St. / Tenth St.
(37.87145, -122.29413) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States 		University Dr. / Hilgard Way
(37.87213, -122.26356) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Stop control on two of three legs.
Berkeley, CA
Alameda Co.
United States 		Gilman St. / I-80 WB Ramps / Frontage Rd.
(37.87808, -122.30769) 		Roundabout
Unknown 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Unknown 		Opening 2024 https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/d4-alameda-80-gilman-interchange-improvement-project
Berkeley, CA
Alameda Co.
United States 		Gilman St. / I-80 EB Ramps / Eastshore Hwy.
(37.87826, -122.30681) 		Roundabout
Unknown 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Unknown 		Opening 2024 https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/d4-alameda-80-gilman-interchange-improvement-project
Palmyra, VA
Fluvanna Co.
United States 		VA-53 (Thomas Jefferson Pkwy.) / S. Boston Rd.
(37.88422, -78.32120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.8199 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Lafayette, CA
Contra Costa Co.
United States 		Olympic Blvd. / Pleasant Hill Rd.
(37.88604, -122.09300) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2017 Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Chincoteague, VA
Accomack Co.
United States 		Beach Rd. / (parking lot)
(37.88955, -75.34290) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2016 This roundabout is constructed on the sand. Inside Assateague National Seashore. Year Completed estimated (2013-2016).
Berkeley, CA
Alameda Co.
United States 		Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave.
(37.89015, -122.27240) 		Other
Existing 		One-Way/Two-Way Stop
None 		6 Approaches
0 Driveways
25.4489 		Other (At-Grade)
Single-Lane 		Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework.
Royalton, IL
Franklin Co.
United States 		SR 149 (N Main St.) / SR 184
(37.89199, -89.11396) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Replaced triangular intersection. https://www.facebook.com/photo/?fbid=782341056078810&set=a.659310081715242
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.
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).
Kensington, CA
Contra Costa Co.
United States 		Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.)
(37.89957, -122.28708) 		Other
Existing 		All-Way Stop
None 		6 Approaches
0 Driveways
30.1578 		Other (At-Grade)
Single-Lane 		Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
El Cerrito, CA
Contra Costa Co.
United States 		Lynn Ave. / Ramona Ave.
(37.90057, -122.29100) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
El Cerrito, CA
Contra Costa Co.
United States 		Lynn Ave. / Carmel Ave.
(37.90074, -122.29015) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Santa Olalla del Cala, Andalusia
Huelva
Spain 		HU-9116 / (unknown)
(37.90271, -6.21975) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Concentric circulatory roadway striping.
Santa Olalla del Cala, Andalusia
Huelva
Spain 		HU-9116 / A-66 Ramps
(37.90566, -6.21221) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		Concentric circulatory roadway striping.
Bonne Terre, MO
St. Francois Co.
United States 		Old Orchard Rd. / Raider Rd. / US 67 SB Ramps
(37.91037, -90.53216) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009).
Bonne Terre, MO
St. Francois Co.
United States 		Old Orchard Rd. / US 67 NB Ramps
(37.91294, -90.53029) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 Year Completed estimated (2007-2009).
Santa Olalla del Cala, Andalusia
Huelva
Spain 		A-461 (Carretera a El Real de la Jara) / (unknown)
(37.91344, -6.21657) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Walnut Creek, CA
Alameda Co.
United States 		Walnut Ave. / Oak Grove Rd.
(37.91432, -122.00770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.6138 		Other (At-Grade)
Single-Lane 		2000 Right turn bypass lane in northwest quadrant. ICD estimated from Google Maps linework.
Jamestown, CA
Tuolumne Co.
United States 		SR 108 / People of the Mountain Rd. (MacKey Ranch Rd.) / Sierra Rock Rd.
(37.92569, -120.44641) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.uniondemocrat.com/news/local/article_c858c6e0-40ee-11ed-b07d-6b13ef882d63.html
Chincoteague, VA
Accomack Co.
United States 		Maddox Blvd. / Wyle Way / Woodland Dr.
(37.92680, -75.35457) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
4 Driveways
80.0770 		Unknown
Single-Lane 		Seems to work very well even though there is a high percentage of visiting traffic. Building and parking within central island. ICD estimated from Google Maps linework.
Lake Monticello, VA
Fluvanna Co.
United States 		SR 53 (Thomas Jefferson Pkwy.) / SR 618 (Lake Monticello Rd.)
(37.92785, -78.35902) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.cbs19news.com/story/42925626/new-roundabout-in-fluvanna-county-completed
Ilioúpolis, Attica
Central Athens
Greece 		Leoforos Eleftheriou Venizelou / Leoforos P. Protopapa / Laskareos
(37.93586, 23.75846) 		Other
Existing 		All-Way Stop
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Parking along circulatory roadway.
Corinth, Peloponnese
Korinthia
Greece 		Patron / Georgiou Papandreou
(37.93753, 22.92335) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Telluride, CO
San Miguel Co.
United States 		W. Colorado Ave. / Mahoney Dr. / Brewery Rd.
(37.94135, -107.82080) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9083 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States 		Kings Hwy / I-44 EB Ramps / Martin Spring Dr.
(37.94354, -91.79109) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.6283 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 Elliptical shape. ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States 		Kings Hwy. / Old Wire Outer Rd. / I-44 WB Ramps
(37.94424, -91.79360) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.6860 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Telluride, CO
San Miguel Co.
United States 		CO-145 / CO-145 Spur
(37.95036, -107.87135) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.6712 		Other (At-Grade)
Single-Lane 		2013 Through bypass lane along top of T-intersection. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Wattsville, VA
Accomack Co.
United States 		Old Mill Pointe / (unknown)
(37.95075, -75.48857) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2008 Functional Class: Local
Rolla, MO
Phelps Co.
United States 		US 63 (N Bishop Ave.) / University Dr.
(37.95373, -91.77712) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/
(unincorporated), KS
Stafford Co.
United States 		US 50 / US 281
(37.95588, -98.74702) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Diamond-shaped outer bypass lanes for oversized loads (windturbine parts). https://www.leavenworthtimes.com/news/20200607/rebuilding-america-stafford-county-roundabout-completed-by-essential-workers
Stockton, CA
San Joaquin Co.
United States 		E Miner Ave. / N San Joaquin St.
(37.95611, -121.28804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2021 Bicycle lanes leading into roundabout with bicycle sharrows on outer edge of circulatory roadway beyond each entry. https://twitter.com/stocktonupdates/status/1407046118156947458
Rolla, MO
Phelps Co.
United States 		University Dr. / White Columns Dr. / Nagogami Rd. / I-44 WB Ramps
(37.95683, -91.78285) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.6096 		Freeway Ramps (Grade-Separated)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States 		Forum Dr. / E 18th St.
(37.95932, -91.75243) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2010-2012).
Rolla, MO
Phelps Co.
United States 		McCutchen Dr. / St Marias St.
(37.95999, -91.74801) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2020).
Evansville, IN
Vanderburgh Co.
United States 		University Blvd. / Clarke Ln.
(37.96547, -87.67660) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.1377 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Pleasant Hill, CA
Contra Costa Co.
United States 		Old Quarry Rd. / Camelback Rd.
(37.97273, -122.06894) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.1278 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
Concord, CA
Contra Costa Co.
United States 		Landana Dr. / Mulberry Dr.
(37.97886, -121.99430) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
16.0041 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Shepherdsville, KY
Bullitt Co.
United States 		Michelle Dr. / Landon Way / Casey Ct.
(37.97969, -85.66524) 		Other
Existing 		Uncontrolled
None 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2006
Shepherdsville, KY
Bullitt Co.
United States 		Michelle Dr. / Lanai Dr.
(37.97994, -85.66681) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2006
Newburgh, IN
Warrick Co.
United States 		Warrick Trl. / Grimm Rd.
(37.98034, -87.43214) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.8354 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Fourth leg stubbed.Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Lexington, KY
Fayette Co.
United States 		Weston Park / Ellersie Park Blvd.
(37.98215, -84.43417) 		Other
Existing 		Uncontrolled
None 		3 Approaches
1 Driveways
30.4800 		Other (At-Grade)
Single-Lane
Lexington, KY
Fayette Co.
United States 		Ellerslie Park Blvd. / Tatton Park
(37.98335, -84.43017) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2006).
Newburgh, IN
Warrick Co.
United States 		Vann Rd. / Anderson Rd.
(37.98370, -87.35912) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.tristatehomepage.com/news/local-news/roundabout-on-vann-road-is-now-open/