Roundabouts Database Index

29465 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
University Place, WA Pierce Co. United States	Grandview Dr. / 56th St. W (47.20565, -122.56890)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.3417	Other (At-Grade) Single-Lane	2000	Opened September 2000. ICD estimated from Google Maps linework.
University Place, WA Pierce Co. United States	Grandview Dr. / 62nd Ct. W / Park Entrance (47.20033, -122.56890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.7785	Other (At-Grade) Single-Lane	2000	Opened September 2000. ICD estimated from Google Maps linework.
University Place, WA Pierce Co. United States	Grandview Dr. / Bristonwood Dr. / 48th St. W (47.21334, -122.56880)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9607	Other (At-Grade) Single-Lane	2000	Opened September 2000. ICD estimated from Google Maps linework.
University Place, WA Pierce Co. United States	Grandview Dr. / Cirque Dr. (47.21093, -122.56880)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.1506	Other (At-Grade) Single-Lane	2000	Opened September 2000. ICD estimated from Google Maps linework.
Wisconsin Rapids, WI Wood Co. United States	STH 54 (2nd Ave.) / Gaynor Ave. / 17th Ave. (44.38025, -89.84447)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3874	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Opened September 2004. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Yakima, WA Yakima Co. United States	N. 5th Ave. / Fruitdale Blvd. (46.61242, -120.51870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.1760	Other (At-Grade) Single-Lane	2004	Completed July 1, 2004. Major street makes a 90-degree turn through the intersection. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	NE 8th St. / 9th St. / Franklin Ave. (44.05600, -121.29380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7577	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Reed Market Dr. / (no cross street) (44.04080, -121.32790)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 32.6244	Other (At-Grade) Single-Lane	2004	No cross street, but U-turns allowed. ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Reed Market Dr. / SW Bond St. / SW Brookswood Blvd. (44.04047, -121.31678)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2003
Bend, OR Deschutes Co. United States	SW Reed Market Dr. / Mt. Bachelor Dr. (44.03830, -121.33340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2015	Other (At-Grade) Single-Lane	2002	Fourth leg was built with completion of new bridge over Deschutes River. ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Reed Market Dr. / SW Alderwood Cir. (44.04054, -121.32174)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.1904	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Eugene, OR Lane Co. United States	N. Terry St. / Roosevelt Blvd. (44.06371, -123.18825)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.5969	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Springfield, OR Lane Co. United States	Maple Island Rd. / Game Farm Rd. East (44.08580, -123.03510)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 25.7365	Other (At-Grade) Single-Lane	2002	One leg is driveway, 4th leg is future. ICD estimated from Google Maps linework.
Springfield, OR Lane Co. United States	58th St. / Thurston Rd. (44.05320, -122.92640)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.7507	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Springfield, OR Lane Co. United States	Maple Island Rd. / (parking lot) (44.08710, -123.03510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.1674	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Springfield, OR Lane Co. United States	Maple Island Rd. / International Way (44.08840, -123.03490)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1668	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Tamarack Resort, ID Valley Co. United States	Village Dr. / Whitewater Dr. (44.67280, -116.11770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.8771	Other (At-Grade) Single-Lane	2005	None. ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	E. Oak St. / N. 70th St. (33.47301, -111.93050)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.9249	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Kaukauna, WI Outagamie Co. United States	CTH J / US 41 SB Ramps (44.30645, -88.24948)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.8965	Freeway Ramps (Grade-Separated) Single-Lane	2010	Opened October 11, 2010. ICD estimated from Google Maps linework.
Overland Park, KS Johnson Co. United States	110th St. / Lamar Ave. (38.92910, -94.65830)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.3130	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	Concrete paving. Adjacent to convention center. ICD estimated from Google Maps linework.
Overland Park, KS Johnson Co. United States	133rd St. / Lamar Ave. (38.88654, -94.65847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1862	Other (At-Grade) Single-Lane	2006	Completed May 2006. ICD estimated from Google Maps linework.
Overland Park, KS Johnson Co. United States	W 161st Terr. / W 163rd St. / Flint St. (38.83472, -94.71741)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.3526	Other (At-Grade) Single-Lane	2007	Built for new development. ICD estimated from Google Maps linework.
Overland Park, KS Johnson Co. United States	Santa Fe Dr. / Conser St. (38.98233, -94.67347)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.2076	Other (At-Grade) Single-Lane	2004	Completed September 2004. ICD estimated from Google Maps linework.
Tampa, FL Hillsborough Co. United States	E. 4th Ave. / Channelside Dr. (27.95773, -82.44586)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.8131	Other (At-Grade) Single-Lane	1995	No deflection on one approach. ICD estimated from Google Maps linework.
Rutherford, NJ Bergen Co. United States	Park Ave. / Erie Ave. (40.82835, -74.10118)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.0152	Other (At-Grade) Single-Lane	2004	Reconstructed as roundabout in 2004? ICD estimated from Google Maps linework.
Princeton, NJ Mercer Co. United States	Faculty Rd. / Elm Dr. (40.33888, -74.65523)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.2209	Other (At-Grade) Single-Lane	2001	This roundabout is on University owned roads open to the public. There is a second roundabout similar in dimensions upstream on Elm Drive. Close to an at-grade rail crossing. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Carson City, NV Carson City Co. United States	E 5th St. / Fairview Dr. (39.16090, -119.72790)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	1999
Hinesville, GA Liberty Co. United States	Washington Ave. / Memorial Dr. (31.84992, -81.59570)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5366	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Brookfield, WI Waukesha Co. United States	Barker Rd. (CTH Y) / North Ave. (CTH M) (43.06136, -88.16629)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.9042	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	Functional Class: Arterial ICD estimated from Google Maps linework.
Lakewood, CO Jefferson Co. United States	Allison Pkwy. / Civic Center (39.70906, -105.08630)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 31.2390	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Lakewood, CO Jefferson Co. United States	Arbutus Dr. / W. 2nd Pl. (39.71649, -105.14750)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5609	Other (At-Grade) Single-Lane	2001	Functional Class: Collector ICD estimated from Google Maps linework.
Greenbelt, MD Prince Georges Co. United States	Hanover Pkwy. / Village Park Dr. / Schrom Hills Community Park entrance (38.98378, -76.87333)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.4960	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1994-2001). ICD estimated from Google Maps linework.
Superior, CO Boulder Co. United States	5th Ave. / Center Dr. (39.95764, -105.17190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1262	Other (At-Grade) Single-Lane	1999	Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework.
Windsor, CO Weld Co. United States	Westgate Dr. / Oakmond St. (40.48121, -104.98870)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Year Completed estimated (2019-2021). Opened 1999-2004 as single-lane cul-de-sac with south leg and stubs on west and east legs and no evidence of traffic control; the outer portions of circulatory roadway were striped out. Converted to 2x1 roundabout 2019-2021 with addition of north leg.
Linton Hall, VA Prince William Co. United States	Tartan Hills Pkwy. / Native Rocks Dr. / Seagate Way (38.74593, -77.58755)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1911	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Portsmouth, VA N/A Co. United States	Crawford St. / Bart St. (36.83202, -76.29770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.8849	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Chapel Hills Dr. / Divot Trl. (38.97569, -104.77560)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7116	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	Functional Class: Arterial ICD estimated from Google Maps linework.
Gypsum, CO Eagle Co. United States	I-70 Frontage Roads / US 6 (39.65086, -106.95510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3351	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Swinomish Tribal Community, WA Skagit Co. United States	SR 20 / Padilla Heights Rd. (48.45519, -122.51940)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.2280	Other (At-Grade) Single-Lane	2002	The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework.
La Conner, WA Skagit Co. United States	LaConner-Whitney Rd. / Chilberg Rd. / Morris Sr. (48.39234, -122.48660)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.5504	Other (At-Grade) Single-Lane	2003	Roundabout replaces a Y intersection. The center island is under private ownership and contains an exisitng granite monument. Opened September 2003. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
New London, CT New London Co. United States	Shaw St. / Pequot Ave. / Nameaug St. / Driveway to Pfizer (41.34204, -72.09873)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8671	Other (At-Grade) Single-Lane	2000	Functional Class: Collector ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Hazel Dell Pkwy. / E 126th St. (39.97119, -86.07069)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1998
Carmel, IN Hamilton Co. United States	Hazel Dell Pkwy. / E 131st St. (39.97845, -86.07054)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1998	Built in late 1990s.Converted to multilane 2010-2012. Right-turn-only lane on west leg; left-turn-only lane on east leg.
Carson City, NV Carson City Co. United States	Arrowhead Dr. / I-580 SB Ramp (39.19810, -119.77540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.7669	Freeway Ramps (Grade-Separated) Single-Lane	2002	Future SB on-ramp for Carson City Freeway (I-580). Overpass and roundabouts completed in 2002; freeway ramps completed ~2005. ICD estimated from Google Maps linework.
Carson City, NV Carson City Co. United States	Arrowhead Dr. / I-580 NB Ramps / Imus Rd. (39.19840, -119.77380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.6923	Freeway Ramps (Grade-Separated) Single-Lane	2002	NB off-ramp for Carson City Freeway (I-580) and extension of Imus Road. Overpass and roundabouts completed in 2002. ICD estimated from Google Maps linework.
Medford, MN Steele Co. United States	CR 12 / I-35 NB Ramps (44.17349, -93.25775)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.6872	Other (At-Grade) Single-Lane	2002	Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Sherwood, OR Washington Co. United States	SW Oregon St. / SW Murdock Rd. (45.36060, -122.82520)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.5120	Other (At-Grade) Single-Lane	2002	Completed November 2002. ICD estimated from Google Maps linework.
Erwin, NY Steuben Co. United States	Robert Dann Dr. / Science Center Rd. (42.15936, -77.11082)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2001	Add-lane right-turn bypass lane on west leg.
Hilton Head, SC Beaufort Co. United States	US 278 / Pope Ave. / Greenwood Dr. / William Hilton Pkwy. (32.15560, -80.76283)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 91.0011	Other (At-Grade) Single-Lane	2000	Converted rotary with large diameter. Right turn bypass lanes on all legs. Conversion Year Completed estimated (1994-2005). ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	River Rd. / East 131st St. / Longest Dr. (39.97910, -86.05145)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 79.2480	Other (At-Grade) Single-Lane	1997	First roundabout in Carmel.
Carmel, IN Hamilton Co. United States	Gray Rd. / 106th St. (39.94151, -86.08847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.6277	Other (At-Grade) Single-Lane	2003	Under construction in December 2002; completed January 2003. Intersection closed until completion. Construction cost $430,000 per Indianapolis Star article authored by Bill Ruthhart (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Spring Mill Rd. / W. 131st St. (39.97776, -86.16474)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2691	Other (At-Grade) Single-Lane	2007	Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Spring Mill Rd. / W. 136th St. (39.98505, -86.16485)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.6893	Other (At-Grade) Single-Lane	2005	Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Old Meridian St. / Pennsylvania St. (39.96796, -86.15526)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2008
Carmel, IN Hamilton Co. United States	Old Meridian St. / 131st (Main) St. (39.97806, -86.14577)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2007	Painted spirals next to central island. Skewed intersection.
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.
Johnson City, NY Broome Co. United States	Riverside Dr. / Floral Ave. / Rte 201 Ramps (42.10678, -75.96601)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	http://www.dot.state.ny.us/reg/r9/cur_project/circle/about/index.html
Raleigh, NC Wake Co. United States	Pullen Rd. / Stinson Dr. (35.78457, -78.66421)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.3773	Other (At-Grade) Single-Lane	2002	Located on campus of North Carolina State University. Completed November 2002. Used to have Pedestrian signal located upstream of roundabout (removed in 2006) Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Lenexa, KS Johnson Co. United States	67th St. / Gleason Rd. (39.00723, -94.86295)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3387	Other (At-Grade) Single-Lane	2002	Built as part of extension of both streets -- road originally curved from the north to the east. Completed October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Reno, NV Washoe Co. United States	Wedekind Rd. / Clear Acre Ln. (39.55157, -119.78930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.0222	Other (At-Grade) Single-Lane	1999	Previously controlled by two-way stop ICD estimated from Google Maps linework.
Lake Oswego, OR Clackamas Co. United States	SW Stafford Rd. / SW Rosemont Rd. (45.39300, -122.69020)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7740	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
(unincorporated), OR Clackamas Co. United States	SW Stafford Rd. / SW Borland Rd. (45.37472, -122.70240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.6945	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	ICD estimated from Google Maps linework.
Urbana, MD Frederick Co. United States	Bennett Creek Ave. / Bennett Creek Blvd. (39.32256, -77.34935)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8808	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	US 41 - US 76 - SR 8 (Westside Dr.) / 29th St. (35.00944, -85.27164)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 21.5209	Other (At-Grade) Single-Lane	2001	Completed September 26, 2001. The intersection is located at the western portal of the Bachman Tunnel, a two-lane tunnel through Missionary Ridge, connecting Chattanooga with the City of East Ridge, Tennessee. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Williston, VT Chittenden Co. United States	Maple Tree Pl. / Sycamore Dr. (44.44349, -73.10966)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.1697	Other (At-Grade) Single-Lane	2001	Completed November 2001. Major shopping area, road part of the planned ring road around Taft Corner. Functional Class: Local ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Industrial Way / SW Wall St. (44.05050, -121.31750)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.9023	Other (At-Grade) Single-Lane	2003	Wall St. is one-way southbound into the roundabout. Roundabout is raindrop-shaped to prevent eastbound to northbound movements. Dogbone/peanut shape. ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	SW Industrial Way / SW Bond St. (44.05040, -121.31630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.6191	Other (At-Grade) Single-Lane	2003	Bond St. is one-way northbound out of the roundabout. Roundabout has raindrop-shaped central island, as no westbound to southbound movements are needed. Dogbone/peanut shape. ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Lake Ave. / Lake Cir. (38.79144, -104.84880)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.2724	Other (At-Grade) Single-Lane	1995	Year Completed estimated (before 1999). ICD estimated from Google Maps linework.
The Villages, FL Sumter Co. United States	Buena Vista Blvd. / Rainey Tr. (28.91345, -81.99847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3183	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	Rigden Pkwy. / Custer Dr. (40.54863, -105.02960)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9307	Other (At-Grade) Single-Lane	2001	Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Loveland, CO Larimer Co. United States	E. 13th St. / N. Denver Ave. (40.40520, -105.04480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7445	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	Southbound approach has two-lane approach with right-turn-only lane; all other approaches are single-lane. Traffic from SuperWalMart and movie theatre go through roundabout to get to NB Denver to get to US 34/Eisenhower. Functional Class: Collector 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.
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.
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 20.9290	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
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.
Oshkosh, WI Winnebago Co. United States	CTH E (Witzel Ave.) / Washburn St. (44.01808, -88.58321)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2010	Opened September 24, 2010.
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.
Modesto, CA Stanislaus Co. United States	Sylvan Ave. / Millbrook Ave. (37.68898, -120.93520)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.3658	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Previously controlled by one-way stop Functional Class: Arterial 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.
La Quinta, CA Riverside Co. United States	Jefferson St. / Avenue 52 (33.67096, -116.26870)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.6860	Other (At-Grade) Multilane (2 Lane, unspecified)	2001	RT bypass lanes on all legs. ICD estimated from Google Maps linework.
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.
Sioux Falls, SD Minnehaha Co. United States	69th St. / Southeastern Ave. (43.48928, -96.68768)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.7250	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	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.
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.
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.
Sterling Heights, MI Macomb Co. United States	Utica Rd. / Dodge Park Rd. (42.59179, -83.01110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.9629	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Functional Class: Arterial ICD estimated from Google Maps linework.
Sterling Heights, MI Macomb Co. United States	Van Dyke Ave. (M-53) / 18 1/2 Mile Rd. (42.60148, -83.03119)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 76.2000	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2005	Completed June 2005.
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.