Roundabouts Database Index

11317 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
Lacey, WA Thurston United States	Meridian Rd. / Orion Dr. (47.06890, -122.74140)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.1661	Other Single-Lane	2002	Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Pleasanton, CA Alameda United States	Watermill Rd. / Albion Rd. (37.76511, -121.90780)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 34.9336	Other Single-Lane		ICD estimated from Google Maps linework.
Pleasanton, CA Alameda United States	Watermill Rd. / Harcourt Way (37.75982, -121.90820)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 34.9361	Other Single-Lane		ICD estimated from Google Maps linework.
Kent, WA King United States	S. 216th St. / 42nd Ave. S / 40th Pl. S (47.40843, -122.28120)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 23.4402	Other Single-Lane	2001	Opened July 2001. ICD estimated from Google Maps linework.
Davis, CA Yolo United States	Shasta Dr. / Olympic Dr. (38.55540, -121.77620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.2833	Other Single-Lane	1999	Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Asheville, NC Buncombe United States	WT Weaver Blvd / University Heights (35.61435, -82.56285)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.1862	Other 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.
Coralville, IA Johnson United States	1st Ave. / Holiday Rd. (41.69276, -91.56655)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.8896	Other Multilane (2 Lane)	2002	Opened September 1, 2002. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Sherwood, OR Washington 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 Single-Lane	2002	Completed November 2002. ICD estimated from Google Maps linework.
Urbana, MD Frederick 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 Single-Lane	2000	ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton 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 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.
Bend, OR Deschutes 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 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 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 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.
Fort Collins, CO Larimer United States	Stanton Creek Dr. / Tortola Way (40.48999, -105.05430)	Neighborhood Traffic Circle Existing	Unknown Unknown	3 Approaches 0 Driveways 25.4327	Other Single-Lane		Functional Class: Local ICD estimated from Google Maps linework.
Sanford, FL Seminole 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 Single-Lane	2007	ICD estimated from Google Maps linework.
Loveland, CO Larimer United States	Seven Lakes Dr. / Madison Ave. (40.42698, -105.05790)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 18.1832	Other Single-Lane	1995	Functional Class: Local ICD estimated from Google Maps linework.
The Villages, FL Sumter United States	Buena Vista Blvd. / Rainey Tr. (28.91345, -81.99847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3183	Other Multilane (2 Lane)	2003	ICD estimated from Google Maps linework.
Federal Way, WA King 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 Single-Lane	2000	Opened April 2000. ICD estimated from Google Maps linework.
Springfield, OR Lane United States	Maple Island Rd. / (parking lot) (44.08710, -123.03510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.1674	Other Single-Lane	2002	ICD estimated from Google Maps linework.
Bend, OR Deschutes 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 Single-Lane	2004	ICD estimated from Google Maps linework.
Eugene, OR Lane United States	N. Terry St. / Roosevelt Blvd. (44.06371, -123.18825)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.5969	Other Single-Lane	1999	ICD estimated from Google Maps linework.
Springfield, OR Lane 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 Single-Lane	2002	One leg is driveway, 4th leg is future. ICD estimated from Google Maps linework.
Kaukauna, WI Outagamie 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 Single-Lane	2010	Opened October 11, 2010. ICD estimated from Google Maps linework.
Overland Park, KS Johnson 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 Single-Lane	2007	Built for new development. ICD estimated from Google Maps linework.
Overland Park, KS Johnson United States	Santa Fe Dr. / Conser St. (38.98233, -94.67347)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.2076	Other Single-Lane	2004	Completed September 2004. ICD estimated from Google Maps linework.
Tampa, FL Hillsborough United States	E. 4th Ave. / Channelside Dr. (27.95773, -82.44586)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.8131	Other Single-Lane	1995	No deflection on one approach. ICD estimated from Google Maps linework.
Princeton, NJ Mercer United States	Faculty Rd. / Elm Dr. (40.33888, -74.65523)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.2209	Other 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.
Lakewood, CO Jefferson United States	Arbutus Dr. / W. 2nd Pl. (39.71649, -105.14750)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5609	Other Single-Lane	2001	Functional Class: Collector ICD estimated from Google Maps linework.
Tamarack Resort, ID Valley United States	Village Dr. / Whitewater Dr. (44.67280, -116.11770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.8771	Other Single-Lane	2005	None. ICD estimated from Google Maps linework.
Rutherford, NJ Bergen United States	Park Ave. / Erie Ave. (40.82835, -74.10118)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.0152	Other Single-Lane	2004	Reconstructed as roundabout in 2004? ICD estimated from Google Maps linework.
Summit, NJ Union United States	Union Pl. / Beechwood Rd. (40.71691, -74.35757)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 19.0099	Other Single-Lane		ICD estimated from Google Maps linework.
Parkville, MO Platte United States	National Dr. / Ridge Rd. (39.21333, -94.70781)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 49.9696	Other Single-Lane		Functional Class: Local ICD estimated from Google Maps linework.
Portsmouth, VA N/A United States	Crawford St. / Bart St. (36.83202, -76.29770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.8849	Other Single-Lane	2007	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso United States	Chapel Hills Dr. / Divot Trl. (38.97569, -104.77560)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7116	Other Multilane (2 Lane)	2002	Functional Class: Arterial ICD estimated from Google Maps linework.
La Conner, WA Skagit 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 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 Castle, CO Garfield United States	Castle Valley Blvd. / Pyramid St. (39.57959, -107.52880)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 33.1386	Other Single-Lane	1999	ICD estimated from Google Maps linework.
The Villages, FL Sumter United States	Buena Vista Blvd. / Tall Trees Ln. (28.92198, -82.00272)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 59.5861	Other Multilane (2 Lane)	2003	ICD estimated from Google Maps linework.
Modesto, CA Stanislaus United States	Bowen Ave. / Phelps Ave. (37.67470, -121.00600)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 22.6873	Other Single-Lane	2002	Previously controlled by one-way stop ICD estimated from Google Maps linework.
Modesto, CA Stanislaus United States	Lifescapes Dr. / Grecian Ave. (37.69840, -120.98540)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.5700	Other Single-Lane	2002	ICD estimated from Google Maps linework.
De Pere, WI Brown United States	Dickinson Rd. (CTH G) / East River Dr. (44.43684, -88.02830)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.7306	Other Single-Lane	2001	Roundabout is slightly east of the Chicago/Swan roundabout and is located in a residential area. Roundabout is near East De Pere Middle School and De Pere High School. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.8158	Other Multilane (2 Lane)	2008	Estimated completion 2008. ICD estimated from Google Maps linework.
Denver, CO Denver United States	N. Uinta Way / E. 6th Ave. Pkwy. (39.72570, -104.89200)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.4401	Other Single-Lane	1998	ICD estimated from Google Maps linework.
Jackson, MS Hinds United States	John R. Lynch St. / Prentiss St. (32.29755, -90.21119)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 34.3246	Other Multilane (2 Lane)	2004	ICD estimated from Google Maps linework.
Starkville, MS Oktibbeha United States	Blackjack Rd. / Oktoc Rd. (33.44708, -88.79340)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 31.8893	Other 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.
Kaukauna, WI Outagamie 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 Single-Lane	2010	Opened October 11, 2010. ICD estimated from Google Maps linework.
The Villages, FL Sumter United States	Buena Vista Blvd. / Lake Miona Dr. (28.90940, -81.99397)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 55.4114	Other Multilane (2 Lane)	2003	ICD estimated from Google Maps linework.
Sherwood, OR Washington 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 Single-Lane	2003	ICD estimated from Google Maps linework.
Sherwood, OR Washington United States	Meinecke Pkwy. / Cedar Brook Way (45.36180, -122.85870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0842	Other Single-Lane	2003	ICD estimated from Google Maps linework.
Crozet, VA Ablemarle 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 Single-Lane	2005	ICD estimated from Google Maps linework.
Avon, CO Eagle United States	William J Post Blvd. / I-70 WB Ramps (39.62759, -106.49460)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.6349	Freeway Ramps Multilane (2 Lane)	2003	ICD estimated from Google Maps linework.
Avon, CO Eagle United States	William J Post Blvd. / I-70 EB Ramps (39.62714, -106.49610)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7153	Freeway Ramps Multilane (2 Lane)	2003	ICD estimated from Google Maps linework.
Avon, CO Eagle United States	William J Post Blvd. / Fawcett Rd. (39.62907, -106.50190)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.7944	Other Multilane (2 Lane)	2003	Serves Home Depot and Walmart retail center. Functional Class: Arterial ICD estimated from Google Maps linework.
Avon, CO Eagle United States	William J Post Blvd. / US 6 (39.62460, -106.50490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.6366	Other Multilane (2 Lane)	2003	Fatal crash February 22, 2007. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework.
Jessup, MD Howard United States	Canine Rd. / MD 32 EB Ramps (39.10101, -76.76953)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.0005	Freeway Ramps Single-Lane	2001	ICD estimated from Google Maps linework.
Rochester, MN Olmsted United States	UCR Dr. SE / Ucr Pkwy SE (south) (44.01538, -92.43011)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.3809	Other Single-Lane	2000	ICD estimated from Google Maps linework.
Blair, NE Washington United States	NE 133 / US 30 (41.51842, -96.14633)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1353	Other Single-Lane	2004	Opened November 4, 2004. Right-turn bypass lanes on all three approaches. http://www.nebraskatransportation.org/roadrunner/docs/archives/Dec04Jan05.pdf ICD estimated from Google Maps linework.
Provo, UT Utah United States	Veterans Pkwy. / Edgewood (Shops at Riverwoods) (40.29898, -111.65780)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.4158	Other Single-Lane	1999	ICD estimated from Google Maps linework.
Hanover, MD Anne Arundel United States	Arundel Mills Blvd. / MD 295 NB Ramps (39.15573, -76.74459)	Roundabout Removed	All-Way Yield None	3 Approaches 0 Driveways 26.8575	Freeway Ramps Multilane (2 Lane)	2002	ICD estimated from Google Maps linework.
Orem, UT Utah United States	E 850 North / N Palisade Dr. (40.31273, -111.66490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.4997	Other Single-Lane	2001	ICD estimated from Google Maps linework.
Las Vegas, NV Clark United States	Hills Dr. / Longspur Dr. (36.19252, -115.29770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2295	Other Multilane (2 Lane)	1991	ICD estimated from Google Maps linework.
Truckee, CA Nevada United States	Hwy 89 / I-80 EB Ramps (39.32243, -120.20770)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 55.4354	Freeway Ramps Multilane (2 Lane)	2005	ICD estimated from Google Maps linework.
Calgary, AB Calgary Region Canada	8th St. / Frontenac Ave. (51.02937, -114.08350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.5433	Other Single-Lane	2005	Driveway serving house entering roundabout. ICD estimated from Google Maps linework.
Federal Way, WA King United States	Weyerhaeuser Way S / S 336th St (47.30262, -122.29650)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.8339	Other Multilane (2 Lane)	2004	Opened July 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Orlando, FL Orange United States	N. Lake Orlando Pkwy / Cinderlane Pkwy (28.60276, -81.43106)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 20.9715	Other Single-Lane	2001	ICD estimated from Google Maps linework.
Blacksburg, VA Montgomery United States	Washington St. / Campus Dr. / Stadium Rd. (37.22169, -80.42204)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 62.7690	Other Single-Lane	2005	On the campus of Virginia Tech. ICD estimated from Google Maps linework.
Bethlehem, NY Albany United States	Krumkill Rd. / Schoolhouse Rd. (CR 204) (42.66450, -73.84795)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.3728	Other Single-Lane	2008	South entrance built for a road that was subsequently rejected Previously controlled by two-way stop Functional Class: Minor Arterial ICD estimated from Google Maps linework.
Voorheesville, NY Albany United States	Rte. 155 / Rte. 85A (Maple Rd.) (42.64936, -73.92110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.3809	Other Single-Lane	2003	Completed Fall 2003. First roundabout in Albany area. For aerial photo, go to http://www1.nysgis.state.ny.us/MainMap.cfm, go to Longitude: -73.9210 Latitude: 42.6493, set Previously controlled by channelized y ICD estimated from Google Maps linework.
Colonie, NY Albany United States	Albany Shaker Rd. / Maxwell Rd. (42.72396, -73.79143)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7278	Other Multilane (2 Lane)	2011	Intersection is being relocated to east. Addition of a fourth leg is planned. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Chico, CA Butte United States	W. 8th Ave. / Meadow Rd. (39.74013, -121.86330)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 24.7963	Other Single-Lane	2005	Functional Class: Local ICD estimated from Google Maps linework.
The Villages, FL Sumter United States	Buena Vista Blvd. / Stillwater Trl. (28.90300, -81.98000)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.6426	Other Multilane (2 Lane)	2003	Bypass lane for southbound through movement in addition to two entry lanes. ICD estimated from Google Maps linework.
The Villages, FL Sumter United States	Morse Blvd. / Lake Sumter Landing (28.90930, -81.96960)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 55.4114	Other Multilane (2 Lane)	2003	Bypass lane for northbound through movement. ICD estimated from Google Maps linework.
Camp Verde, AZ Yavapai United States	Middle Verde Rd. / I-17 NB Ramps (34.61039, -111.86160)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4040	Freeway Ramps Single-Lane	2006	ICD estimated from Google Maps linework.
Truckee, CA Nevada United States	Hwy 89 / I-80 WB Ramps (39.32386, -120.20760)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.6518	Freeway Ramps Multilane (2 Lane)	2005	ICD estimated from Google Maps linework.
Surrey, BC Greater Vancouver Regional District Canada	King George Hwy / 8th Ave. (49.01661, -122.76240)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4647	Other Single-Lane	2004	ICD estimated from Google Maps linework.
South Windsor, CT Hartford United States	Hemlock Ave. / Evergreen Way (41.81417, -72.55495)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.3975	Other Single-Lane	2004	Roundabout is part of The Shops at Evergreen Walk retail center. ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton United States	SR 153 NB Ramps / Lake Resort Dr. (35.10986, -85.22842)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 55.6902	Freeway Ramps Multilane (2 Lane)	2006	At new intersection with new bridge and alignment of Lake Resort Drive. Former intersection was ~800 to the south. Non-symetric design. Some motions have two lanes. Previously controlled by signal ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton United States	Mountain Creek Rd. / W Rd. (35.10743, -85.32608)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 21.4951	Other Single-Lane	2003	At the base of the Previously controlled by one way stop ICD estimated from Google Maps linework.
Buena Vista Township, MI Saginaw United States	M-81 / I-75 SB Ramps (43.45060, -83.89209)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.6818	Freeway Ramps Single-Lane	2006	Right turn bypass lanes ICD estimated from Google Maps linework.
Buena Vista Township, MI Saginaw United States	M-81 / I-75 NB Ramps (43.45056, -83.88958)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.6818	Freeway Ramps Single-Lane	2006	Right turn bypass lanes ICD estimated from Google Maps linework.
Tamarack Resort, ID Valley United States	West Mountain Rd. / Village Dr. (44.66998, -116.11130)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.9203	Other Single-Lane	2005	ICD estimated from Google Maps linework.
Jupiter, FL Palm Beach United States	S. Central Blvd. / Main St. (26.88774, -80.11160)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 119.3041	Other Multilane (2 Lane)	2004	ICD estimated from Google Maps linework.
Fort Walton Beach, FL Oskaloosa United States	Hollywood Blvd. / Hill Ave. (30.41393, -86.66807)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.7195	Other Single-Lane	1995	Anderson Drive to south is disconnected at roundabout. ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso United States	Newport Rd. / Vapor Trl. (38.80787, -104.72680)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 25.1284	Other Single-Lane	2002	Y-shaped intersection. ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso United States	Rockhurst Blvd. / University Park Blvd. (38.91005, -104.78980)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 21.3750	Other Single-Lane	1998	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso United States	New Car Dr. / Duryea Dr. (38.93880, -104.72930)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.5906	Other Single-Lane	2003	Serves retail shopping center. ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso United States	Serenity Park Dr. / (parking lot) (39.01540, -104.81010)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 23.1991	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley United States	SH 30 / I-40 WB Ramps (35.07505, -107.56110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 65.4884	Freeway Ramps Multilane (2 Lane)	2010	Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Vernon, BC North Okanagan Regional District Canada	30th Ave. / 31st Ave. (50.26386, -119.28024)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	3 Approaches 0 Driveways 22.9043	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Unionville, PA Chester United States	Rte. 82 (Doe Run Rd.) / Unionville Rd. (39.89142, -75.72215)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4909	Other Single-Lane	2005	Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Cle Elum, WA Kittitas United States	SR 903 / Bullfrog Rd (47.20810, -120.98210)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.3222	Other Single-Lane	2005	ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW Crossing Dr. / Shevlin Park Road (44.06410, -121.34480)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.3280	Other Single-Lane	2006	Intersection as part of NW Crossing Development. Connection to existing NW Shevlin Park Road. ICD estimated from Google Maps linework.
De Pere, WI Brown United States	Grant St. (CTH EE) / S 9th St. (44.44506, -88.09000)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.4324	Other Single-Lane	2003	Roundabout located within residential neighborhood that also contains a few small businesses and a fire station. One of the fire station driveways directly accesses the roundabout. Completed August 2003. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
Nashua, NH Hillsborough United States	Main St. / Daniel Webster Hwy (42.73881, -71.45826)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.4557	Other Single-Lane	2003	Located near Rivier College, 1/4 mile north of Exit 3 of the Everett Turnpike. ICD estimated from Google Maps linework.
Newton, MA Middlesex United States	Wheeler Rd. / Meadowbrook Rd. (42.30915, -71.19085)	Other Existing	Two-Way Stop None	3 Approaches 0 Driveways 22.0809	Other Single-Lane	2003	At elementary school. ICD estimated from Google Maps linework.
Fountain Green, MD Harford United States	Prospect Mill Rd. / Wagner Rd. (39.55824, -76.30247)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3072	Other Single-Lane	2002	http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Functional Class: Collector ICD estimated from Google Maps linework.
Frogtown, MD Harford United States	Mardic Dr. / Willrich Ct. (39.57178, -76.37160)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3011	Other Single-Lane	2001	http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Carmel, IN Hamilton United States	N. Westfield Blvd. / E. 96th St. (39.92686, -86.12680)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 55.8692	Other Single-Lane	2005	Completed December 2005. Fatal crash October 1, 2007: http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17. 11861-05. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley United States	SH 30 / I-40 EB Ramps (35.07341, -107.56120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 65.4897	Freeway Ramps Multilane (2 Lane)	2010	Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley United States	Silver Dollar Rd. / Veterans Blvd. (35.07119, -107.56000)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 43.0093	Other Single-Lane	2010	Near Hospital, low ADT, series of 3 roundabouts. ICD estimated from Google Maps linework.
Honolulu, HI Oahu United States	Haloa Dr. / Ala Oli St. (21.36132, -157.92560)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 22.2456	Other Single-Lane	2005	Constructed prior to 2006 in Foster Village subdivision. ICD estimated from Google Maps linework.
Central Oahu Regional Park, HI Oahu United States	Ka Uka Blvd. / Waipio Uka St. (21.41762, -158.00730)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1385	Other Single-Lane	2002	Completed prior to 2006 Construction stage aerial in Google Earth. Functional Class: Park Road ICD estimated from Google Maps linework.