Roundabouts Database Index

30740 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
West Richland, WA Benton Co. United States	Bombing Range Rd. / Keene Rd. (46.26271, -119.34237)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2005	Free-flow bypass lane on east leg. Opened October 2005. Plans underway to replace with signalized intersection: https://www.tricitiesbusinessnews.com/2021/12/wr-traffic-circle/
White Center, WA King Co. United States	10th Ave. SW / SW 100th St. (47.51379, -122.34770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 12.1000	Other (At-Grade) Single-lane w/ Traversable Central Island	2006	Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
White Center, WA King Co. United States	9th Ave. SW / SW 100th St. (47.51379, -122.34640)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.5200	Other (At-Grade) Single-lane w/ Traversable Central Island	2006	Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector ICD estimated from Google Maps linework.
Whitehorse, YT N/A Canada	Hamilton Blvd. / McIntyre Dr. (60.71350, -135.10290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3912	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Whitehorse, YT N/A Canada	4th Ave. / Robert Service Way (60.71251, -135.05100)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.7860	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2004-2010). ICD estimated from Google Maps linework.
Bellevue, WA King Co. United States	Landerholm Rd. / South Perimeter Cir. (47.58438, -122.14600)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.8343	Other (At-Grade) Single-Lane	2003	Opened July 2003. Entrance to Bellevue Community College. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / Peacock Hill Ave. NW (47.35992, -122.58930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.6979	Other (At-Grade) Single-Lane	2006	Opened January 2006. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / Harbor Hill Dr. (47.35993, -122.60160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.8333	Other (At-Grade) Single-Lane	2007	Opened March 2007. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Point Fosdick Dr. NW / NW 36th St. (47.29077, -122.57790)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.3530	Other (At-Grade) Single-Lane	2005	Opened September 2005. ICD estimated from Google Maps linework.
Howard, WI Brown Co. United States	Glendale Ave. / Evergreen Ave. (44.57615, -88.11939)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9252	Other (At-Grade) Single-Lane	2008	Opened November 2008. ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Circuit Dr. / Research Dr. (36.00615, -78.94078)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 22.2216	Other (At-Grade) Single-Lane	2003	New north-south road through Duke University campus. ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Towerview Rd. / Campus Dr. (35.99779, -78.93916)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 24.1565	Other (At-Grade) Single-Lane	2004	New entrance to parking areas on Duke University campus. ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Woodcroft Pkwy. / Highgate Rd. (35.92228, -78.93601)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 34.8186	Other (At-Grade) Single-Lane	2005	City safety project in lieu of signal. ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Southpoint Auto Park Blvd. / Johnson Victory Cir. (35.90882, -78.94987)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 42.5633	Other (At-Grade) Single-Lane	2004	Built by developer. ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Glendale Ave. / Washington St. (36.02251, -78.90046)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 34.7744	Other (At-Grade) Single-Lane	2000	Modified circle, part of I-85 detour route. ICD estimated from Google Maps linework.
Clemmons, NC Forsyth Co. United States	Kinnamon Rd. / Kinnamon Ct. / Bay Meadows Ct. (36.04185, -80.38411)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8345	Other (At-Grade) Single-Lane	2007	Built by developer. ICD estimated from Google Maps linework.
Winston-Salem, NC Forsyth Co. United States	Westview Dr. / Buckingham Rd. (36.09549, -80.28940)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2001	City project. Painted splitter islands.
Concord, NC Cabarrus Co. United States	Cabarrus Ave. / Old Charlotte Rd. / Cascade Dr. (35.40025, -80.59350)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.8617	Other (At-Grade) Single-Lane	2007	TIP project. ICD estimated from Google Maps linework.
Charlotte, NC Mecklenburg Co. United States	Park Rd. / Brookside Ave. / Tremont Ave. (35.20321, -80.85256)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 17.5662	Other (At-Grade) Single-Lane	2003	City- possible traffic calming location. ICD estimated from Google Maps linework.
Marysville, WA Snohomish Co. United States	Shoultes Rd. / 51st Ave. NE / 108th St. NE (48.09268, -122.16210)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 29.5158	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Opened September 2006. ICD estimated from Google Maps linework.
Davidson, NC Mecklenburg Co. United States	Griffith St. / Davidson Gateway Dr. (35.50277, -80.86375)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 36.9469	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Built by developer - multilane existing intersection. ICD estimated from Google Maps linework.
Davidson, NC Mecklenburg Co. United States	Griffith St. / Jetton St. (35.50210, -80.86121)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 39.8641	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Built by developer - multilane existing intersection. ICD estimated from Google Maps linework.
Pearl City, HI Oahu Co. United States	Kuahaka St. / Kalauipo St. (21.41052, -157.96720)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.4619	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Pearl City, HI Oahu Co. United States	Kuahaka St. / Kaweloka St. (21.40495, -157.97320)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.7912	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Kailua, HI Oahu Co. United States	Ulupuni St. / Uluhala St. (21.37803, -157.75590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.5702	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Pukalani, HI Maui Co. United States	Kupaoa St. / Ohiaku St. (20.82094, -156.33001)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2005
West Fargo, ND Cass Co. United States	CR 17 / 52nd Ave S. (46.80409, -96.90268)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.5982	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Neenah, WI Winnebago Co. United States	Co. Hwy. PP / Jacobsen Rd. / American Dr. (44.21429, -88.47825)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.8167	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
San Diego, CA San Diego Co. United States	Sea Ridge Dr. / Chelsea St. (32.80875, -117.26520)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.0801	Other (At-Grade) Single-Lane	2007	Marginal roundabout. No splitter islands. ICD estimated from Google Maps linework.
Rowlett, TX Dallas Co. United States	Main St. / Coyle St. / Skyline Dr. (32.90316, -96.56289)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2006	.
Great Neck, NY Nassau Co. United States	Barstow Rd. / South Station Pl. (40.78735, -73.72462)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.6068	Other (At-Grade) Single-Lane	2003	High pedestrian activitiy associated with commuter rail station below the roundabout. ICD estimated from Google Maps linework.
Vancouver, BC Greater Vancouver Regional District Canada	16th Ave. / Westbrook Mall (49.25575, -123.23630)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.0940	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	On campus of University of British Columbia. Functional Class: Arterial ICD estimated from Google Maps linework.
Casa Grande, AZ Pinal Co. United States	N. Pottebaum Ave. / E. Anna Dr. (32.88727, -111.72700)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 24.0702	Other (At-Grade) Single-Lane	2007	Functional Class: Local ICD estimated from Google Maps linework.
Lawrence, KS Douglas Co. United States	E. 17th St. / New Hampshire St. (38.95364, -95.23475)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 13.0029	Other (At-Grade) Single-Lane	2005	Year Completed estimated (fuzzy aerial photos). ICD estimated from Google Maps linework.
Rio Puerco, NM Bernalillo Co. United States	Central Ave. / I-40 EB Ramps (35.03048, -106.94750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.4580	Freeway Ramps (Grade-Separated) Single-Lane	2008	Owned by New Mexico DOT. Previously controlled by stop control ICD estimated from Google Maps linework.
Camrose, AB Central Alberta Canada	Valleyview Dr. / 28 Ave. (52.99531, -112.83900)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5045	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Edmonton, AB Edmonton Capital Region Canada	101 St. NW / 118 Ave. NW / Princess Elizabeth Ave. NW (53.57004, -113.49450)	Other Existing	Unknown Unknown	4 Approaches 3 Driveways 77.3071	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Edmonton, AB Edmonton Capital Region Canada	87 Ave. NW / 142 St. NW (53.51936, -113.56570)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 73.1392	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Camrose, AB Central Alberta Canada	73 St. / 45 Ave. (53.01372, -112.86572)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0000	Other (At-Grade) Single-Lane	2005	No splitter islands.
Edmonton, AB Edmonton Capital Region Canada	145 St. NW / 146 St. NW / 96 Ave. NW (53.53242, -113.57270)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 26.9751	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Calgary, AB Calgary Region Canada	Springbank Blvd. / Springbank Dr. (51.01912, -114.20230)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
North Saanich, BC Capital Regional District Canada	Willington Rd. / E. Saanich Rd. (48.63520, -123.42030)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.9387	Other (At-Grade) Single-Lane	2005	http://www.icbc.com/road_safety/pdf/vancouver%20island/north%20saanich.pdf ICD estimated from Google Maps linework.
North Cowichan, BC Cowichan Valley Regional District Canada	Chemainus Rd. / Henry Rd. (48.91472, -123.71340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8258	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
North Cowichan, BC Cowichan Valley Regional District Canada	Tzouhalem Rd. / Maple Bay Rd. (48.78071, -123.67160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1188	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
North Cowichan, BC Cowichan Valley Regional District Canada	Sherman Rd. / Cowichan Lake Rd. (48.79214, -123.73620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4726	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Delta, BC Metro Vancouver Canada	82nd Ave. / 116th St. (49.15220, -122.90150)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.0911	Other (At-Grade) Unknown	2005	ICD estimated from Google Maps linework.
Kelowna, BC Central Okanogan Canada	Burtch Rd. / Byrns Rd. (49.87102, -119.46580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.1717	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Surrey, BC Greater Vancouver Regional District Canada	King George Hwy / 14th St. (Ave.?) (49.02746, -122.77110)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.7585	Other (At-Grade) Single-Lane	2007	http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework.
Topeka, KS Shawnee Co. United States	SW 21st St. / Urish Rd. (39.02899, -95.78088)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.1005	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Completed November 2008. ICD estimated from Google Maps linework.
Clackamas, OR Clackamas Co. United States	SE 172nd Ave. / SE Creekwood Rd. (45.41880, -122.48550)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5928	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Billings, MT Yellowstone Co. United States	King Ave. / Olympic Blvd. (45.75507, -108.61360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1658	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Meridian, ID Ada Co. United States	Pine St. / Webb Rd. (43.61220, -116.36840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.9126	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	ICD estimated from Google Maps linework.
Burnside, AZ Apache Co. United States	US 191 / AZ 264 (35.75473, -109.62710)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2009	Right-turn bypass lane. Elliptical shaped. ICE = 180 ft x 160 ft.
Flagstaff, AZ Coconino Co. United States	Dodge Ave. / Railhead Ave. (35.22522, -111.57000)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 38.0498	Other (At-Grade) Single-Lane	2007	By developer. ICD estimated from Google Maps linework.
Billings, MT Yellowstone Co. United States	King Ave. / St. Vincent Way (45.75520, -108.62260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9990	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Baxter Ln. / Ferguson Ave. (45.70024, -111.09310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2003
Bozeman, MT Gallatin Co. United States	Laurel Pkwy. / Annie St. (45.68916, -111.11383)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003
Bozeman, MT Gallatin Co. United States	Laurel Pkwy. / Glenellen Dr. / Sherwood Way (45.69050, -111.11401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2003
Sacramento, CA Sacramento Co. United States	Rush River Dr. / Windbridge Dr. (38.48465, -121.53360)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 32.7212	Other (At-Grade) Single-Lane	2007	Functional Class: Local ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	W. 136th St. / Ditch Rd. (39.98478, -86.18355)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2650	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	W. 141st St. / Ditch Rd. (39.99198, -86.18353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.6006	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Valparaiso, IN Porter Co. United States	Laporte Ave. / Sturdy Rd. (41.46645, -87.03669)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2008	Right-turn-only lanes on west, east, and south legs.
Des Moines, IA Polk Co. United States	Gannett Ave. / Rittenhouse St. (41.52031, -93.65178)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 41.1341	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	10th Ave. SE / 15th St. SE (41.63733, -93.45121)	Other Removed	Unknown Unknown	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	2024	No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php
(unincorporated), IA Blackhawk Co. United States	Independence Ave. (IA 281) / Raymond Rd. (V49) (42.49790, -92.21953)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7456	Other (At-Grade) Single-Lane	2008	Opened Octboer 29, 2008. First roundabout in Iowa with 55mph approaches. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Clive, IA Dallas Co. United States	NW 156th St. / Boston Pkwy. (41.62066, -93.83356)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.7487	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	ICD estimated from Google Maps linework.
Clive, IA Dallas Co. United States	Berkshire Pkwy. / Boston Pkwy. (41.62153, -93.84657)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3558	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Urbandale, IA Dallas Co. United States	142nd St. / Douglas Pkwy. (41.62940, -93.80899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.6355	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Billings, MT Yellowstone Co. United States	Shiloh Crossing Blvd. / Olympic Blvd. (45.75216, -108.61570)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1677	Other (At-Grade) Single-Lane	2009	Functional Class: Local ICD estimated from Google Maps linework.
West Des Moines, IA Dallas Co. United States	Wistful Vista Dr. / S. 79th St. (41.56572, -93.81668)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.6372	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
The Villages, FL Sumter Co. United States	Morse Blvd. / Odell Cir. (north) (28.89448, -81.96899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.2367	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	ICD estimated from Google Maps linework.
Houston, TX Harris Co. United States	Meadowglen Ln. / Seagler Rd. (29.73162, -95.55486)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2005
Coopersville, MI Ottawa Co. United States	68th Ave. / Randall St. (43.05976, -85.95670)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.3956	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Reno, NV Washoe Co. United States	Northtowne Ln. / Wal-Mart entrance (39.55531, -119.78230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.3085	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Reno, NV Washoe Co. United States	Neill Rd. / Kietzke Ln. (39.46721, -119.79120)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.5545	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Winnipeg, MB Winnipeg Capital Region Canada	Shorehill Dr. / Bridgetown Dr. (49.82256, -97.07655)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9854	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Brandon, MB Westman Region Canada	34th St. / Willowdale Crescent (49.83122, -99.98436)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9788	Other (At-Grade) Single-Lane	2002	Before 2004. ICD estimated from Google Maps linework.
Oshkosh, WI Winnebago Co. United States	US 45 / Fernau Ave. / Lake Butte des Morts Dr. (44.05513, -88.57150)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2010	Opened August 24, 2010.
Chattanooga, TN Hamiltion Co. United States	Igou Gap Rd. / Clearview Dr. / (residential driveway) (35.02494, -85.15220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4070	Other (At-Grade) Single-Lane	2006	driveway from single family residence has a full approach on the north side Previously controlled by stop sign Functional Class: Local ICD estimated from Google Maps linework.
Cupertino, CA Santa Clara Co. United States	Portal Ave. / Wheaton Dr. (37.32445, -122.01964)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2001	Year Completed estimated (2000-2002).
Springfield, IL Sangamon Co. United States	Capitol Ave. / 12th St. (39.79816, -89.63947)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2012
Hayward, CA Alameda Co. United States	Orchard Ave. / Joyce St. (37.65808, -122.07850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9103	Other (At-Grade) Single-Lane	2000	Painted splitter islands. Built as temporary in February 2000, reconstructed permanent central island 2001 (http://ci.hayward.ca.us/citygov/meetings/cca/rp/2000/rp091900-05.pdf). ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Regional Municipality Canada	Fountain St. / Blair Rd. (43.38601, -80.38981)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2005
Slingerlands, NY Albany Co. United States	Rte. 85 / Rte. 140 (42.63699, -73.85594)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 54.4744	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Functional Class: Arterial ICD estimated from Google Maps linework.
Slingerlands, NY Albany Co. United States	Rte. 85 / Maher Rd. (42.64485, -73.85257)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 54.4675	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	W 116th St. / Spring Mill Rd. (39.95610, -86.16467)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2005	Built initially as single-lane roundabout; expanded to two-lane roundabout in 2013-2014.
Carmel, IN Hamilton Co. United States	W 116th St. / N Illinois St. (39.95615, -86.16245)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2005
Carmel, IN Hamilton Co. United States	N Illinois St. / W Carmel Dr. / Hamilton Crossing Blvd. (39.97234, -86.16048)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Skewed intersection.
Carmel, IN Hamilton Co. United States	W Main St. / N Illinois St. (39.97783, -86.16228)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2005
Carmel, IN Hamilton Co. United States	E 136st St. / Illinois St. / Oak Ridge Rd. (39.98517, -86.14590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2006
Minden, NV Douglas Co. United States	Hwy 88 / County Rd. / Mahogany Rd. (38.95578, -119.77936)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.9337	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Clearwater, FL Pinellas Co. United States	Richards Ave. / Baker Ave. / Casler Ave. (27.96847, -82.76841)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2002
Clearwater, FL Pinellas Co. United States	Palmetto St. / MLK Ave. (N Greenwood Ave.) (27.97542, -82.79176)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2004
Clearwater, FL Pinellas Co. United States	Cleveland St. / Lake Dr. (27.96550, -82.77112)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2008
Clearwater, FL Pinellas Co. United States	Cleveland St. / Corona Ave. (27.96546, -82.75991)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2008
Clearwater, FL Pinellas Co. United States	Cleveland St. / Saturn Ave. (27.96544, -82.76489)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2008
Montana City, MT Lewis and Clark Co. United States	SR 282 / Jackson Creek Rd. (46.54082, -111.94824)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	2007	Opened October 2007.
Helena, MT Lewis and Clark Co. United States	Saddle Dr. / Colonial Dr. (46.57319, -111.97703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.1246	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Beauparc Private / Villeneuve Private (45.42353, -75.62725)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.6328	Other (At-Grade) Single-Lane	2006	Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jockvale Rd. / Fable St. / Weybridge Dr. (45.27378, -75.76441)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	4 Approaches 0 Driveways 32.7784	Other (At-Grade) Single-Lane	2007	Functional Class: Major Collector ICD estimated from Google Maps linework.