Roundabouts Database Index

28784 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
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Dorrance Dr. (33.55489, -117.64530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8121	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Paradise Valley, AZ Maricopa Co. United States	E Mockingbird Ln. / E Northern Ave. / N Invergordon Rd. (33.55305, -111.94344)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.8877	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Murrells Inlet, SC Georgetown Co. United States	Old Kings Hwy / Wachesaw Rd. (33.55277, -79.05395)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.8691	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Saida Dekerman, South Saida Lebanon	Saida Hwy / Fouad Chehab St. / Lebanese University St. / Miye Ou Miye Main Rd. (33.55277, 35.37848)	Unknown Existing	Unknown Unknown	5 Approaches 0 Driveways	Other (At-Grade) Unknown
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Dorrance Dr. / Daisy St. North (33.55208, -117.63840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.8087	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Saida Dekerman, South Saida Lebanon	Miye Ou Miye Main Rd. / Haouta St. (33.55005, 35.38236)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Narrow Canyon Rd. (33.54931, -117.64590)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8285	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Saida Dekerman, South Saida Lebanon	Saida St. / Saida Main Rd. / Hisbeh Rd. (33.54836, 35.37183)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Eton Pl. (33.54766, -117.64510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.8431	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Sellas Rd. South (33.54749, -117.63800)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8293	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Ronald Reagan Dr. / Williamsburg Way / Industrial Park Dr. (33.54528, -82.12945)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.8899	Other (At-Grade) Single-Lane	2009	Functional Class: Local ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / O'Neill Dr. (33.54505, -117.64040)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8487	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Ronald Reagan Dr. / (unknown) (33.54462, -82.12749)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.8855	Other (At-Grade) Single-Lane	2012	Oval shape. Functional Class: Local ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Airoso St. / Andaza St. (33.54258, -117.59578)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8132	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Narrow Canyon Rd. / Clarin St. (33.54144, -117.64680)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.8728	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Sol St. / Tarleton Ln. (33.54131, -117.64420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.8865	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Laguna Beach, CA Orange Co. United States	El Camino del Mar / Catalina St. / Los Robles (33.54006, -117.77910)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 28.8687	Other (At-Grade) Single-Lane	2015	Painted splitter islands and temporary central island. Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Sienna Pkwy. (33.53963, -117.64360)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.8643	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Paradise Valley, AZ Maricopa Co. United States	N 68th St. / E Indian Bend Rd. (33.53853, -111.93446)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2021
Ladera Ranch, CA Orange Co. United States	Chiquita Canyon Dr. / Airoso St. (33.53838, -117.60846)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.7656	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Narrow Canyon Rd. (33.53764, -117.64350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.8785	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Andaza St. / Aprender St. (33.53717, -117.59692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7933	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Esencia Dr. / Fauna Dr. (33.53540, -117.60302)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.7718	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Irondale, AL Jefferson Co. United States	Grants Mill Rd. / Old Leeds Rd. / Karl Daly Rd. (33.53524, -86.67353)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.youtube.com/watch?v=idyfwu96hcM
Ladera Ranch, CA Orange Co. United States	Andaza St. / Tierno St. (33.53467, -117.59986)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8214	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Temecula, CA Riverside Co. United States	Rancho California Rd. / Anza Rd. (33.53401, -117.05592)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.8217	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Madison, GA Morgan Co. United States	Madison Lakes Pkwy. / W Magnolia Loop (33.53388, -83.45761)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Double right-turn markings on north leg.
Ladera Ranch, CA Orange Co. United States	Esencia Dr. / Andaza St. (33.53385, -117.60108)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.7995	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Chiquita Canyon Dr. / Fauna Dr. (33.53331, -117.60768)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.8042	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Michael Rd. / Cambridge Ethereal Rd. (33.53294, -117.64460)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.8800	Other (At-Grade) Single-Lane	2006	Functional Class: Local ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ascenso Ave. / Sendero Way (33.52666, -117.62398)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8338	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Desert Sunset, AZ Maricopa Co. United States	(Glendale Heroes Regional Park road) / (parking) (33.52624, -112.23562)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2008	No truck apron or splitter islands other than painted pavement. No yield control on entry or circulating.
Glendale, AZ Maricopa Co. United States	(Glendale Heroes Regional Park road) / (parking) (33.52526, -112.23376)	Other Existing	Other None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2022	18' wide circulating lane, including bike lane. No splitter islands other than painted areas flush to the pavement surface. One approach has no yield control.
Ladera Ranch, CA Orange Co. United States	Ribera Rd. / Ascenso Ave. (33.52440, -117.62232)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.8087	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Stockbridge, GA Henry Co. United States	Monarch Village Way / Manderly Dr. (33.52425, -84.26656)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Paradise Valley, AZ Maricopa Co. United States	E McDonald Dr. / N Echo Canyon Pkwy. (33.52382, -111.97471)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	Elliptical shaped. ICD = 130 ft x 102 ft.
Ladera Ranch, CA Orange Co. United States	Reata Rd. / Ribera Rd. (33.52282, -117.62696)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.7922	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Reata Rd. / (unknown) (33.52152, -117.62808)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8102	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Stockbridge, GA Henry Co. United States	Monarch Village Way / Vista Creek Dr. (33.51967, -84.26598)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Phoenix, AZ Maricopa Co. United States	W Montebello Ave. / (shopping center parking) (33.51961, -112.09810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8412	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Columbus, MS Lowndes Co. United States	Military Rd. / US 82 WB Ramps (33.51915, -88.41193)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2020	https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/
Glendale, AZ Maricopa Co. United States	W Montebello Ave. / N 89th Ave. (33.51876, -112.25064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2023	Single lane roundabout with 18' wide circulating lane on a new city collector street. Developer funded.
Stockbridge, GA Henry Co. United States	Monarch Lake Way / Pathwood Ln. (33.51855, -84.26603)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Columbus, MS Lowndes Co. United States	Military Rd. / US 82 EB Ramps (33.51801, -88.41368)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2020	https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/
Glendale, AZ Maricopa Co. United States	W Luke Ave. / N 89th Ave. (33.51770, -112.25141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	Single lane, fully mountable central island, mini-roundabout with a 17' wide circulating lane.
Litchfield Park, AZ Maricopa Co. United States	Wigwam Creek Blvd. / (unknown) (33.51746, -112.32560)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 17.9232	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa Co. United States	E Stanford Dr. / N 40th St. (33.51726, -111.99524)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.6512	Other (At-Grade) Single-Lane	2015
Paradise Valley, AZ Maricopa Co. United States	E Stanford Dr. / N Palo Cristi Rd. (33.51726, -112.00408)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8600	Other (At-Grade) Single-Lane	2015	Painted splitter island on south leg.
Phoenix, AZ Maricopa Co. United States	N. 43rd St. / E. Stanford Dr. (33.51700, -111.98930)	Traffic Calming Circle Existing	All-Way Yield None	0 Approaches 0 Driveways 46.7997	Other (At-Grade) Single-Lane	2005	Mini-roundabout ICD estimated from Google Maps linework.
Glendale, AZ Maricopa Co. United States	N 87th Ave. / W Montebello Ave. / (parking) (33.51695, -112.24749)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	New city collector street, private developer funded.
Litchfield Park, AZ Maricopa Co. United States	Wigwam Creek Blvd. / N. Rattler Way (33.51643, -112.32870)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 16.9277	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Litchfield Park, AZ Maricopa Co. United States	W Missouri Ave. / N 189th Ave. (33.51503, -112.46581)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017
Glendale, AZ Maricopa Co. United States	N 89th Ave. / W Vermont Ave. (33.51450, -112.25158)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2023
Aiken, SC Aiken Co. United States	E Gate Dr. / Aiken Mall Dr. SW / (parking lot) (33.51065, -81.71479)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.8785	Other (At-Grade) Single-Lane	2000	Channelized right-turn lanes on all legs. No Left Turn signs under Yield signs. Year Completed estimated (1994-2005). ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	(Scottsdale Community College entrance) / (parking) (33.51036, -111.88274)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 30.4800	Other (At-Grade) Single-Lane	2009	On campus of Scottsdale Community College. Yield signs only on left side of entry. Merging right-turn bypass lane on south leg. Year Completed estimated (2007-2009).
Litchfield Park, AZ Maricopa Co. United States	Wigwam Creek Blvd. / Windsor Blvd. (33.51009, -112.32786)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9331	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	N 70th Pl. / E Chaparral Rd. (33.50954, -111.92900)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2016	A traffic calming circle was completed in 2002 on what was otherwise a TWSC intersection. Roundabout constructed in 2016. On south leg there is no entry into the roundabout but instead a yield-controlled right-turn bypass lane to prevent northbound-to-westbound cut-through traffic.
Jonesboro, GA Henry Co. United States	Jodeco Rd. / Blackhall Rd. / Longwood Dr. (33.50911, -84.27798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://movinghenryforward.org/2018/07/03/jodeco-blackhall-closure-for-final-construction/
Fayetteville, GA Fayette Co. United States	Lees Mill Rd. / Veterans Pkwy. (33.50874, -84.50648)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.8083	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Litchfield Park, AZ Maricopa Co. United States	Village Pkwy. / Village Pkwy. (33.50692, -112.37033)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 47.2440	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007).
Aiken, SC Aiken Co. United States	E Gate Dr. / Bedford Pl. SW / Spencer Dr. (33.50671, -81.71833)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 52.7804	Other (At-Grade) Single-Lane		No splitter islands on two legs. ICD estimated from Google Maps linework.
Litchfield Park, AZ Maricopa Co. United States	N Village Pkwy. / W Escondido Pl. N / Village Rd. (33.50655, -112.37483)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007).
Grovetown, GA Columbia Co. United States	Kelarie Way / Bancroft Dr. / Dublini Loop (33.50584, -82.24754)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2016-2019).
South Scottsdale, AZ Maricopa Co. United States	N 76th Pl. / E Coolidge Ave. (33.50561, -111.91667)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 45.1104	Other (At-Grade) Single-Lane	1997	No splitter islands.
Litchfield Park, AZ Maricopa Co. United States	N Village Pkwy. / Escondido Pl. (33.50470, -112.37528)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007).
McDonough, GA Henry Co. United States	GA 20 (Conyers Rd.) / E Lake Rd. (33.50149, -84.07857)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Litchfield Park, AZ Maricopa Co. United States	N Village Pkwy. / Luna Pl. (33.50029, -112.37537)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007).
Verrado, AZ Maricopa Co. United States	W Sunrise Ln. / W Highlands Dr. (33.49936, -112.52120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.8011	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	N. Marshall Way / E. 5th Ave. (33.49802, -111.92900)	Other Existing	All-Way Stop None	3 Approaches 0 Driveways 23.9030	Other (At-Grade) Single-Lane		Stop controlled. ICD estimated from Google Maps linework.
(unincorporated), GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / I-20 WB Ramps (33.49769, -82.31505)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	Yield-controlled right-turn bypass lane on east leg. https://www.wfxg.com/story/48383413/applingharlem-road-exit-roundabouts-open-to-traffic.
Birmingham, AL Jefferson Co. United States	Bessemer Rd. / (unknown) (33.49729, -86.87369)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.8144	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Concentric circulatory roadway striping. Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
(unincorporated), GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / I-20 EB Ramps (33.49596, -82.31523)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	Yield-controlled right-turn bypass lanes on south leg. https://www.wfxg.com/story/48383413/applingharlem-road-exit-roundabouts-open-to-traffic.
Birmingham, AL Jefferson Co. United States	Cotton Ave. SW / Tuscaloosa Ave. SW / (parking) (33.49569, -86.84738)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2014
San Juan Capistrano, CA Orange Co. United States	Via Angelica / Via Egan (33.49524, -117.67899)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Lubbock, TX Lubbock Co. United States	Norfolk Ave. / 109th St. (33.49498, -101.90040)	Other Existing	Uncontrolled None	4 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2007	Partially complete in 2007; third and fourth legs added in 2009. No control.
Scottsdale, AZ Maricopa Co. United States	N. 64th St. / E. Lafayette Blvd. (33.49474, -111.94330)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.9119	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Columbus, MS Lowndes Co. United States	Main St. / 2nd St. (33.49465, -88.43198)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://cdispatch.com/news/2021-01-09/photo-downtown-roundabout-opens/
San Juan Capistrano, CA Orange Co. United States	Via Angelina / Via Pimienta (33.49441, -117.67731)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
(unincorporated), GA Fayette Co. United States	Brogdon Rd. / New Hope Rd. (33.49399, -84.47306)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://fayettecountyga.gov/splost-2017/project-details.php?project=brogdon-new-hope-roads-intersection
Augusta, GA Richmond Co. United States	Berckmans Rd. / Ingleside Dr. / Willow Ridge Dr. (33.49395, -82.03032)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	Opened November 2020. https://www.augustachronicle.com/story/news/2020/11/09/without-patrons-masters-tournament-traffic-light/114797868/
Augusta, GA Richmond Co. United States	Mason McKnight Jr Pkwy. / Pleasant Home Rd. (33.49361, -82.09917)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.8363	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	N. Marshall Way / E. Main St. (33.49311, -111.92830)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 22.9083	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Whitesburg, GA Carroll Co. United States	SR 5 / SR 16-US 27 Alt (33.49142, -84.91228)	Other Existing	Unknown Unknown	0 Approaches 0 Driveways 17.9286	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Mountain Brook, AL Jefferson Co. United States	Cahaba Rd. / (unknown) (33.48983, -86.77714)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.8815	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Augusta, GA Richmond Co. United States	Wheeler Rd. / Aumond Rd. (33.48981, -82.05141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.9052	Other (At-Grade) Single-Lane	2019	https://www.wjbf.com/news/out-there-somewhere/out-there-somewhere-wrong-way-a-roundabout/ ICD estimated from Google Maps linework.
Buckhead, GA Morgan Co. United States	Spinnaker Rd. (33.48956, -83.30373)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Greensboro, GA Greene Co. United States	Titan Circle (33.48854, -83.24127)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Parking on circulatory roadway.
San Juan Capistrano, CA Orange Co. United States	Valle Rd. / La Novia Ave. / I-5 NB Ramps (33.48816, -117.66316)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.8231	Freeway Ramps (Grade-Separated) Single-Lane	2017	Ramp meter on freeway on-ramp. ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa Co. United States	23rd Ave. / W. Osborn Rd. (33.48775, -112.10840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9372	Other (At-Grade) Single-Lane	2005	Small roundabout. ICD estimated from Google Maps linework.
Lubbock, TX Lubbock Co. United States	Topeka Ave. / 117th St. (33.48769, -101.91178)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2009	No splitter islands.
Scottsdale, AZ Maricopa Co. United States	E Osborn Rd. / N Miller Rd. (33.48764, -111.91751)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.scottsdaleaz.gov/construction/project-list/osborn-road
Lubbock, TX Lubbock Co. United States	Vicksburg Ave. / 118th St. / Uxbridge Ave. (33.48689, -101.91644)	Other Existing	Uncontrolled None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2013	No splitter islands on two legs. Pedestrian access to central island.
North Augusta, SC Aiken Co. United States	Railroad Ave. / Center St. (33.48552, -81.97467)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
Lubbock, TX Lubbock Co. United States	Topeka Ave. / 121st St. (33.48496, -101.90862)	Other Existing	Uncontrolled None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2011	No splitter islands.
North Augusta, SC Aiken Co. United States	Riverside Blvd. / E Shoreline Dr. / Railroad Ave. / Landing Dr. (33.48467, -81.97233)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8288	Other (At-Grade) Single-Lane	1996	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Paloma del Sol, CA Riverside Co. United States	Campanula Way / (parking) (33.48343, -117.09593)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
(unincorporated), GA Greene Co. United States	Cypress Point Cir. / Club Dr. (33.48250, -83.21361)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 44.8261	Other (At-Grade) Single-Lane		Entries appear to be uncontrolled. ICD estimated from Google Maps linework.
Maryvale, AZ Maricopa Co. United States	N Algodon Way / W Pinchot Ave. (33.48249, -112.25806)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2009	Small separation between pedestrian crossing on east leg and circulatory roadway.
Buckhead, GA Morgan Co. United States	Sailview Dr. (33.48220, -83.30927)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Harlem, GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / Wrightsboro Rd. (33.48127, -82.31567)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8344	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.