Roundabouts Database Index

30302 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
Abita Springs, LA St. Tammany Par. United States	LA 59 / LA 36 (30.47826, -90.03768)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.8204	Other (At-Grade) Single-Lane	2007	https://www.nola.com/news/traffic/article_6d2b5475-b7f9-5429-a8f7-2127046c5508.html ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	19th Ave. / Union St. (46.19220, -119.18040)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.2832	Other (At-Grade) Single-Lane	2003	1/3 mile from school, primary bus and traffic route for the school, on school walking route, has adult crossing guards. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	4th Ave. / Union St. (46.20640, -119.18010)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4496	Other (At-Grade) Single-Lane	2003	Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Kennewick Ave. / Union St. (46.20983, -119.18000)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.1420	Other (At-Grade) Single-Lane	2003	Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Young St. / Quinault Ave. (46.22004, -119.21950)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6646	Other (At-Grade) Single-Lane	2003	Completed November 2003. Functional Class: Collector ICD estimated from Google Maps linework.
Silverdale, WA Kitsap Co. United States	NW Anderson Hill Rd. / Frontier Pl. NW (47.65368, -122.70350)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 21.7218	Other (At-Grade) Single-Lane	2003	Opened September 2003. ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Creekstone Dr. / Irving St. (46.18894, -119.19640)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0725	Other (At-Grade) Single-Lane	2005	New roadway (Creekstone) connecting into existing subdivision stub-street (Irving) on south side and new subdivision on north side Functional Class: Collector ICD estimated from Google Maps linework.
Lacey, WA Thurston Co. United States	I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr. (47.06127, -122.76890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.5438	Other (At-Grade) Single-Lane	2000	Completed November 1, 2000. ICD estimated from Google Maps linework.
Lacey, WA Thurston Co. United States	Meridian Rd. / Orion Dr. (47.06890, -122.74140)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.1661	Other (At-Grade) Single-Lane	2002	Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Lacey, WA Thurston Co. United States	Marvin Rd. / Hawks Prairie Rd. (47.08312, -122.78070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.6509	Other (At-Grade) Single-Lane	2002	Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lawrence, KS Douglas Co. United States	Overland Dr. / Congressional Dr. (38.97474, -95.31127)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.8550	Other (At-Grade) Single-Lane	2003	Both roads newly constructed in this area. Functional Class: Collector ICD estimated from Google Maps linework.
Oconomowoc, WI Waukesha Co. United States	Wisconsin Ave. / Lake Dr. (43.11224, -88.43968)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.1314	Other (At-Grade) Single-Lane	2002	Opened October 15, 2002. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Sybilla Ln. / (parking lot) (39.01263, -104.81160)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 25.9841	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Stout Dr. / (parking lot) (39.01775, -104.81250)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 20.4146	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Chico, CA Butte Co. United States	W. 8th Ave. / Greenwich Dr. (39.73875, -121.86640)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.7968	Other (At-Grade) Single-Lane	2005	Functional Class: Local ICD estimated from Google Maps linework.
Pleasanton, CA Alameda Co. United States	Watermill Rd. / Albion Rd. (37.76511, -121.90780)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 34.9336	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Pleasanton, CA Alameda Co. United States	Watermill Rd. / Harcourt Way (37.75982, -121.90820)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 34.9361	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Rochester Hills, MI Oakland Co. United States	Tienken Rd. / Sheldon Rd. (42.69626, -83.12320)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.6224	Other (At-Grade) Single-Lane	2001	Near Hart Middle School and Stoney Creek High School. Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	Silverwood Dr. / Centennial Rd. (40.54545, -105.05120)	Traffic Calming Circle Removed	All-Way Yield None	4 Approaches 0 Driveways 31.7646	Other (At-Grade) Single-Lane		Small almost mini-roundabout used for traffic calming measure. People drove through plastic posts, rendering roundabout useless; idea scrapped in less than 6 mo. Functional Class: Collector ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	Mt. Vernon Ct. / New Bedford Dr. / Ticonderoga Dr. (40.53008, -105.05420)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 25.4175	Other (At-Grade) Single-Lane		Small almost mini roundabout, not very functional. Has small central island and no splitter islands only haching and road markings. Functional Class: Collector ICD estimated from Google Maps linework.
Urbana, MD Frederick Co. United States	Bennett Creek Ave. / Bennett Creek Rd. (39.32223, -77.35181)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.2613	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Pine Manor Dr. / Stoneglen Dr. (38.96827, -104.76670)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 26.9289	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Sanford, FL Seminole Co. United States	E Seminole Blvd. / N Park Ave. (28.81465, -81.26805)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2004	Painted splitter islands on all legs. Year Completed estimated (2003-2004).
Denver, CO Denver Co. United States	Chopper Cir. / VIP Parking / 9th St. / Access Rd (39.74721, -105.00810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.3424	Other (At-Grade) Single-Lane	1999	Located at Pepsi Center arena Functional Class: Collector ICD estimated from Google Maps linework.
Urbana, MD Frederick Co. United States	MD 355 / Sugarloaf Pkwy. (39.32862, -77.35193)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.8013	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Windjammer Dr. / Brigantine Dr. (38.95401, -104.77020)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 32.5070	Other (At-Grade) Single-Lane	1995	ICD estimated from Google Maps linework.
Chico, CA Butte Co. United States	W. 8th Ave. / Magnolia Ave. (39.74451, -121.85270)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.7130	Other (At-Grade) Single-Lane	2005	Functional Class: Local ICD estimated from Google Maps linework.
Modesto, CA Stanislaus Co. United States	Sharon Ave. / Maid Mariane Rd. (37.67451, -120.93050)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.7967	Other (At-Grade) Single-Lane	2006	Opened July 27, 2006. Functional Class: Collector ICD estimated from Google Maps linework.
West Bend, WI Washington Co. United States	Paradise Dr. / CTH G (43.39770, -88.16100)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5053	Other (At-Grade) Single-Lane	2003	Completed September 18, 2003 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Bridle Oaks Dr. / Woodmont Dr. (39.01377, -104.79950)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 64.0311	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Urbana, MD Frederick Co. United States	MD 355 / Sprigg St. (39.33070, -77.35654)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.4954	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Urbana, MD Frederick Co. United States	Bush Creek Dr. / Major Smith Ln. (39.33507, -77.35263)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.6364	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Encinitas, CA San Diego Co. United States	Santa Fe Dr. / Devonshire Dr. / Rubenstein Ave. (33.03622, -117.28590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.0272	Other (At-Grade) Single-Lane	2004	Site of solo fatal crash in 2007, DUI .29%. http://www.nctimes.com/articles/2007/10/09/news/coastal/2_03_3710_8_07.txt. 11861-05. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Federal Way, WA King Co. United States	S 323rd St. / 32nd Ave. S (47.31214, -122.29250)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.5368	Other (At-Grade) Single-Lane	2000	Opened April 2000. ICD estimated from Google Maps linework.
Albany, OR Linn Co. United States	N. Albany Rd. / Gibson Hill Rd. (44.65688, -123.11730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.7877	Other (At-Grade) Single-Lane	2005	Completed August 2005. Four leg added to north to extend North Albany Road. ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	18th Ave. / Irving St. (46.19221, -119.19620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.1649	Other (At-Grade) Single-Lane	2006	New roads/intersection in subdivision - completed February 2006. Functional Class: Local ICD estimated from Google Maps linework.
Lawrence, KS Douglas Co. United States	28th St. / O'Connell Rd. (38.93372, -95.20499)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.7292	Other (At-Grade) Single-Lane	2004	Built as part of Widening of OConnell Road. Orig. T intersection, east leg currently unused. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Highland, IL Madison Co. United States	US 40 / IL 160 / Poplar St. (38.75010, -89.67197)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.9832	Other (At-Grade) Single-Lane	2004	Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	Central St. / Buena Vista Ave. (32.30306, -90.21358)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2005	Functional Class: Local
(unincorporated), OR Washington Co. United States	NW Verboort Rd. / Martin Rd. (45.55150, -123.07350)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.0173	Other (At-Grade) Single-Lane	2003	Reverse curves on approaches. Designed as multilane roundabout, striped-out inner circulatory and entry/exit lanes. ICD estimated from Google Maps linework.
Billings, MT Yellowstone Co. United States	Ironwood Dr. / Woodcreek Dr. (45.81641, -108.67716)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / West End Dr. (38.06612, -78.71195)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.0297	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Kaukauna, WI Outagamie Co. United States	CTH J / US 41 NB Ramps (44.30463, -88.24939)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.6070	Freeway Ramps (Grade-Separated) Single-Lane	2010	Opened October 11, 2010. ICD estimated from Google Maps linework.
Sherwood, OR Washington Co. United States	SW Meinecke Pkwy / SW Dewey Dr. (45.35897, -122.85650)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.8900	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Sherwood, OR Washington Co. United States	Meinecke Pkwy. / Cedar Brook Way (45.36180, -122.85870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0842	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	27th Ave. / Vancouver St. (46.18394, -119.14850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4604	Other (At-Grade) Single-Lane	2004	Completed November 15, 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Denali National Park, AK Denali National Park United States	Denali National Park (63.73358, -148.91550)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3554	Other (At-Grade) Single-Lane	2002	Date estimated. ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Grandridge Blvd. / Center Pkwy. (46.22032, -119.23220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.5746	Other (At-Grade) Single-Lane	2006	Completed August 3, 2006. Functional Class: Collector ICD estimated from Google Maps linework.
Starkville, MS Oktibbeha Co. United States	Blackjack Rd. / Oktoc Rd. (33.44708, -88.79340)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 31.8893	Other (At-Grade) Single-Lane	2002	http://www.msstate.edu/web/media/detail.php?id=1874 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
San Antonio, TX Bexar Co. United States	Blanco Rd. / Fulton Ave. (29.46156, -98.50787)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2007	.
San Francisco, CA San Francisco Co. United States	Waller St. / Steiner St. (37.77097, -122.43190)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 66.0853	Other (At-Grade) Single-Lane	2003	Preliminary layout for neighborhodd comment Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA Yolo Co. United States	Shasta Dr. / Olympic Dr. (38.55540, -121.77620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.2833	Other (At-Grade) Single-Lane	1999	Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Asheville, NC Buncombe Co. United States	WT Weaver Blvd / University Heights (35.61435, -82.56285)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.1862	Other (At-Grade) Single-Lane	2002	Completed August 2002. Entrance to University of North Carolina at Asheville. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Pleasanton, CA Alameda Co. United States	Watermill Rd. / Watermill Rd. (37.75548, -121.90970)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 31.1610	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bettendorf, IA Scott Co. United States	53rd Ave. / Middle Rd. (41.57538, -90.46408)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5252	Other (At-Grade) Single-Lane	2002	Right turn bypass lanes striped within roundabout. Construction cost ~$865,000. Information from website: http://www.bettendorf.lib.ia.us/publicworks/roundabout.html ICD estimated from Google Maps linework.
Salt Lake City, UT Salt Lake Co. United States	South Campus Dr. / Center Campus Dr. (40.75968, -111.84490)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling all approaches)	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003	Light rail runs through center of roundabout. Gates on both circulatory roadway and on east and west approaches.
Alpine, UT Utah Co. United States	Canyon Crest Rd. / 200 West (40.45012, -111.78150)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.3540	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Millington, MD Kent Co. United States	MD 291 / US 301 SB Ramps (39.26463, -75.86641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4393	Freeway Ramps (Grade-Separated) Single-Lane	1999	Opened August 1999. ICD estimated from Google Maps linework.
Millington, MD Kent Co. United States	MD 291 / US 301 NB Ramps (39.26386, -75.86260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.6656	Freeway Ramps (Grade-Separated) Single-Lane	1999	Opened August 1999. 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.
Oak Grove, MD Prince Georges Co. United States	MD 193 (Watkins Park Dr.) / Oak Grove Rd. (38.87737, -76.78108)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1207	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Temple Hills, MD Prince Georges Co. United States	MD 637 (Naylor Rd.) / Good Hope Ave. (38.84922, -76.95655)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.6248	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Temple Hills, MD Prince Georges Co. United States	MD 637 (Naylor Rd.) / Oxon Run Dr. (38.84986, -76.95789)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4150	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Castle Marina, MD Queen Annes Co. United States	MD 18 / Castle Marina Rd. (38.97871, -76.28938)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.7819	Other (At-Grade) Single-Lane	1999	Previously controlled by two-way stop ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Columbia Park Drive #1 (46.22221, -119.15110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.8367	Other (At-Grade) Single-Lane	2001	Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Columbia Park Drive #2 (46.22223, -119.14630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.5366	Other (At-Grade) Single-Lane	2001	Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework.
Juneau, AK Juneau United States	Douglas Hwy / North Douglas Hwy (58.29718, -134.43280)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.9134	Other (At-Grade) Single-Lane	2005	Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR Multnomah Co. United States	NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot (45.57770, -122.55950)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7822	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Bel Air, MD Harford Co. United States	MD 7 / Holly Oaks Drive (39.48848, -76.21669)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.1039	Other (At-Grade) Single-Lane	1999	Opened September 1999. ICD estimated from Google Maps linework.
North Harford, MD Harford Co. United States	MD 165 / MD 24 (39.67220, -76.40930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1750	Other (At-Grade) Single-Lane	2000	Rural Previously controlled by two-way stop ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	N. 104th St. / E. Cholla St. (33.58976, -111.85660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.8878	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Rising Sun, MD Cecil Co. United States	MD 273 (Rising Sun Rd.) / MD 276 (Jacob Tome Memorial Hwy.) (39.69595, -76.08018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.5157	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Rosemont, MD Frederick Co. United States	MD 17 / MD 180 (39.33768, -77.63950)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.4828	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Tooele, UT Tooele Co. United States	W 2000 N / N 70 W (40.56555, -112.30310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1987	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
North Haven, NY Suffolk Co. United States	Tyndall Road / Rte. 114 (Ferry Rd.) (41.01303, -72.31309)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2334	Other (At-Grade) Single-Lane	2001	Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Omaha, NE Douglas Co. United States	N Saddle Creek Rd. / Country Club Ave. / Seward St. / 50th St. / Happy Hollow Rd. (41.27431, -95.99039)	Roundabout Existing	Unknown Unknown	8 Approaches 0 Driveways 28.7235	Other (At-Grade) Single-Lane	2003	Dogbone/peanut shape. ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Mt. Washington Dr. / SW Simpson Ave. (44.04736, -121.34400)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6208	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Town and Country, MO St. Louis Co. United States	MO 141 SB Ramps / Woods Mill Rd. (38.63523, -90.51449)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 38.2503	Other (At-Grade) Single-Lane	2002	Previously controlled by one-way stop ICD estimated from Google Maps linework.
Bel Air, MD Harford Co. United States	Tollgate Rd. / Wheel Rd. (39.48999, -76.32914)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5729	Other (At-Grade) Single-Lane	1999	http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Fairbanks, AK Fairbanks North Star United States	Thompson Dr / Tanana Loop Dr (64.85564, -147.84200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.2695	Other (At-Grade) Single-Lane	2004	The site is on the University of Alaska, Fairbanks, school campus. The project constructed a new entrance onto the campus intersecting by means of a roundabout with an existing three leg stop controlled intersection. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Murray, KY Calloway Co. United States	Gilbert Groves Dr. / Murray State University parking lot (36.62003, -88.31861)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.0473	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Bainbridge Island, WA Kitsap Co. United States	High School Rd. / Madison Ave. (47.63579, -122.52100)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9484	Other (At-Grade) Single-Lane	2000	Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework.
London, ON Middlesex County Canada	Lambton Dr. / Oxford Dr. (43.00616, -81.27515)	Traffic Calming Circle Existing	Unknown Unknown	5 Approaches 0 Driveways 38.4291	Other (At-Grade) Single-Lane		Constructed sometime in the 1970s. Functional Class: Local ICD estimated from Google Maps linework.
Amelia Island, FL Nassau Co. United States	Beach Walker Rd. / Beachwood Rd. (30.55425, -81.44608)	Roundabout Removed	All-Way Yield None	3 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2012	Roundabout completed before 1999, removed 2011-2013.
Seward, NE Seward Co. United States	7th St. / 6th Ave. / 8th Ave. (40.91742, -97.10029)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 37.9050	Other (At-Grade) Single-Lane		Functional Class: Local ICD estimated from Google Maps linework.
Brookfield, IL Cook Co. United States	Grand Blvd. / Washington St. (41.82755, -87.85150)	Other Existing	Unknown Unknown	8 Approaches 0 Driveways 41.8281	Other (At-Grade) Single-Lane		I am a chauffuer in the Chicago area and I use this roundabout frequently when traveling from the West Suburbs to Midway Airport. Only real traffic is on Grand Blvd at this intersection but it is in a downtown shopping district in Brookfield (13 mi WSW of Functional Class: Local ICD estimated from Google Maps linework.
Encinitas, CA San Diego Co. United States	Leucadia Blvd / Hermes Ave (33.06482, -117.30010)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 18.0164	Other (At-Grade) Single-Lane	2004	Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Normal, IL McLean Co. United States	Beaufort St. / North St. (40.50929, -88.98440)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2009	Both a traffic solution and centerpiece for significant downtown redevelopment. Pedestrian access to central island. Completed Fall 2009. https://www.landscapeperformance.org/case-study-briefs/uptown-normal-circle-and-streetscape
Amelia Island, FL Nassau Co. United States	SR A1A / Beach Lagoon Rd. (30.55541, -81.44933)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2001	Elliptical shape. ICD = 125 ft x 105 ft. Year Completed estimated (1999-2003).
Dumont / Cresskill, NJ Bergen Co. United States	Madison Ave. / Knickerbocker Rd. (Monument) (40.94127, -73.97681)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 74.8804	Other (At-Grade) Single-Lane		Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local ICD estimated from Google Maps linework.
Hebron, KY Kenton Co. United States	North Bend Rd. / Graves Rd. / Old North Bend Rd. (39.09881, -84.71849)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.3432	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Seattle, WA King Co. United States	Sunnyside Ave. N / N 43rd St. (47.65912, -122.33020)	Traffic Calming Circle Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2006
Guelph, ON Wellington County Canada	Summerfield Dr. / Colonial Dr. (43.51809, -80.18253)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.4466	Other (At-Grade) Single-Lane	2001	Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework.
Lexington, KY Lexington-Fayette Co. United States	Old Frankfort Pike / Alexandria Dr. (38.06952, -84.55762)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2010
Moses Lake, WA Grant Co. United States	Yonezawa Blvd. / Clover Dr. / Kittleson Rd. (47.10387, -119.25730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8990	Other (At-Grade) Single-Lane	2001	Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Moses Lake, WA Grant Co. United States	Yonezawa Blvd. / Leanne Ave. (47.10454, -119.27060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4597	Other (At-Grade) Single-Lane	2001	Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA Yolo Co. United States	5th St. / Cantrill Dr. (38.55160, -121.72010)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.9547	Other (At-Grade) Single-Lane	1998	Police station on SW corner. Date estimated. ICD estimated from Google Maps linework.
Woodland, CA Yolo Co. United States	Gum Ave. / Bourn Dr. (38.66820, -121.74710)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways 64.3428	Other (At-Grade) Single-Lane	2008	Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA Yolo Co. United States	Moore Blvd. / Rockwell Dr. (38.56830, -121.72630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.2127	Other (At-Grade) Single-Lane	1999	Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA Yolo Co. United States	Moore Blvd. / Wright Blvd. (38.56490, -121.71860)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.2801	Other (At-Grade) Single-Lane	1999	Date estimated. Functional Class: Local ICD estimated from Google Maps linework.