Roundabouts Database Index

29483 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
Greenwood, IN Johnson Co. United States	Morgantown Rd. / Fairview Rd. (39.61980, -86.19641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0394	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	E Edgewood Ave. / McFarland Rd. (39.67987, -86.11095)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4947	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	Gray Rd. / Edgewood Ave. (39.68025, -86.09677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.2521	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Broad St. / Carver St. / Kenan Rd. (36.04003, -78.90840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8600	Other (At-Grade) Single-lane w/ Traversable Central Island	2016
Durham, NC Durham Co. United States	Vintage Hill Pkwy. / Old Trail Dr. (36.12527, -78.86425)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 79.1050	Other (At-Grade) Multilane (2 Lane, unspecified)		Existed in 1993 (earliest aerial available) ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Grand Estates Dr. / Courtney Estates Dr. (35.91682, -78.77574)	Other Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 27.0830	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Grand Estate Dr. / Shelter Cove (35.91623, -78.77478)	Other Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 34.8213	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Lethbridge, AB Alberta Canada	Canyon Pkwy. / Canyons Estates Ln. W (49.65468, -112.85376)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2005-2012).
Lethbridge County, AB Alberta Canada	Hwy 23 / Hwy 519 (49.87347, -113.08523)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.4922	Other (At-Grade) Single-Lane	2014	E-S right turn bypass.One cattle truck rolled shortly after its opening, another drove right through the circle. ICD estimated from Google Maps linework.
Pincher Creek, AB Alberta Canada	Hwy 6 / Hwy 507 / Hewetson Ave. (49.49569, -113.94799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.4405	Other (At-Grade) Single-Lane	2011	https://canada.constructconnect.com/joc/news/others/2011/06/pincher-creek-alberta-installs-18-million-roundabout-joc044949w ICD estimated from Google Maps linework.
Sugar Land, TX Fort Bend Co. United States	Imperial Blvd. / Stadium Dr. (29.62548, -95.64404)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8637	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Primary access to a minor league baseball stadium.
Sugar Land, TX Fort Bend Co. United States	Museum Square Dr. / Savannah Heights Blvd. (29.59595, -95.65056)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2011	Small neighborhood entry roundabout.
Sugar Land, TX Fort Bend Co. United States	Lexington Blvd. / Oxbow Dr. (29.58286, -95.63738)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2013	.
Lethbridge, AB Alberta Canada	Sunridge Blvd. / Mt. Sundance Ln. / Sunridge Crescent (49.65185, -112.87512)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2012).
Lethbridge, AB Alberta Canada	Sunridge Blvd. / Sunridge Crescent / Mt Sundance Manor (49.65259, -112.87249)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2012).
Lethbridge, AB Alberta Canada	Sunridge Blvd. / Mt. Sunburst Way (49.65429, -112.87048)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2012).
Lethbridge, AB Alberta Canada	University Dr. W / Sunridge Blvd. / 40 Ave. W (49.65489, -112.86879)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2005-2012).
Lethbridge, AB Alberta Canada	Aquitania Blvd. / (unknown) (49.67393, -112.90283)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2011	Merging right-turn bypass lanes on north and south legs.
Lethbridge, AB Alberta Canada	Mauretania Rd. / (unknown) (49.67145, -112.90948)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2012	Merging right-turn bypass lane on west leg.
Lethbridge, AB Alberta Canada	Keystone Terr. / Coalbanks Gate / Silkstone Rd. W (49.66938, -112.90330)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.0000	Other (At-Grade) Single-Lane	2012	Merging right-turn bypass lane on north leg.
Lethbridge, AB Alberta Canada	Coalbanks Link / Silkstone Rd. (49.67028, -112.89758)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2012
Lethbridge, AB Alberta Canada	Caledonia Blvd. / Aquitania Blvd. (49.67775, -112.90634)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2012
College Station, TX Brazos Co. United States	Old Main Dr. / Lamar St. / Jones St. (30.61311, -96.34466)	Other Existing	Other None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	1970	Some yield control, some stop control.
College Station, TX Brazos Co. United States	Arrington Rd. / Private Dr. A / Private Dr. C (30.55915, -96.26419)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2011	Original approaches on Arrington Rd were completed in 2009. The other two legs providing access to the retail developments were added by 2011.
Huntsville, AL Madison Co. United States	John Wright Dr. / Knowledge Dr. / (parking lot) (34.72452, -86.64226)	Roundabout Existing	All-Way Yield Other	4 Approaches 0 Driveways 59.8788	Other (At-Grade) Single-Lane	2007	Entrance to the University of Alabama in Huntsville (UAH). Year completed estimated (2007-2010, but under construction early 2007). ICD estimated from Google Maps linework.
Bend, OR Deschutes Co. United States	Brookswood Blvd. / Murphy Rd. / Larkwood Dr. (44.02132, -121.32810)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 34.3528	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2017). Previously three legs. ICD estimated from Google Maps linework.
Lethbridge, AB Alberta Canada	Edith Emma Coe Rd. N / Mildred Dobbs Blvd. / Jessie Ursenbach Way N (49.73267, -112.83091)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2012
Lethbridge, AB Alberta Canada	Mildred Dobbs Blvd. / Jesse Robinson Close N (49.73043, -112.82899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2012
Lethbridge, AB Alberta Canada	Mildred Dobbs Blvd. / Lettice Perry Rd. N (49.72947, -112.82776)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2012
Lethbridge, AB Alberta Canada	Country Meadows Blvd. W / Grassland Blvd. W / Crocus Terr. W (49.69548, -112.91124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014).
Lethbridge, AB Alberta Canada	Garry Dr. / Squamish Blvd. (49.69084, -112.89540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 58.7195	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	2 lanes E-W, 1 lane N-S ICD estimated from Google Maps linework.
Lethbridge, AB Alberta Canada	30 St. W / Aquitania Blvd. (49.68590, -112.91541)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2013
Warwick, RI Kent Co. United States	Post Rd. / Centerville Rd. / Greenwich Ave. (41.69875, -71.46003)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3195	Unknown Single-Lane	2017	NOT YET CONSTRUCTED - Coming in spring 2017. Construction work has started at this location, currently in winter (2016-2017) shutdown. Note new configuration as Centerville Road on the west side has been cuttoff - can no longer access Toll Gate Road from here. Mapping not yet updated. ICD estimated from Google Maps linework.
Bryan, TX Brazos Co. United States	Nash St. / Broadmoor Dr. (30.66954, -96.34609)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2016	Previously a three-leg intersection with a one-way stop. Small-radius roundabout installed when apartment complex was built and driveway became the fourth leg of the intersection. All splitter islands are mountable to allow shortcut left turns by ladder trucks and WB-67 vehicles.
Bryan, TX Brazos Co. United States	N Main St. / 23rd St. (30.67649, -96.37298)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2018	Crosswalks at yield line.
Mount Pearl, NL Newfoundland and Labrador Canada	Ruth Ave. / Route 2 EB Ramps (47.50767, -52.82461)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.9515	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Warwick, RI Kent Co. United States	Toll Gate Rd. (Rte 115) / Centerville Rd. (Rte 117) / Veteran's Memorial Drive Extension (41.69815, -71.46408)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.9384	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Roundabout is fully operational as of fall 2016 but still has landscape work and other minor work to be completed. There is a NEW roadway not shown on the aerial mapping - it is the Veteran's Memorial Drive Extension. ICD estimated from Google Maps linework.
Warwick, RI Kent Co. United States	Greenwich Ave. / Centerville Rd. / Veterans Memorial Dr. (41.70038, -71.46021)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 108.7906	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Roundabout fully operational in Fall 2016. Minor landscaping work and minor curb work required to fully complete construction. New roadway - Veteran's Memorial Drive Extension not shown on mapping. This new road connects to the new roundabout at Toll Gate Road to the west. ICD estimated from Google Maps linework.
Warwick, RI Kent Co. United States	Veteran's Memorial Dr. / Post Rd. / Post Rd. Extension (41.70266, -71.45475)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 59.7435	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	New roundabout fully operational and opened in fall 2016. Note that traffic was previously NB only on Post Rd south of the roundbaout, and WB only on VMD, but traffic is now bi-directional in all directions. ICD estimated from Google Maps linework.
Alexander City, AL Tallapoosa Co. United States	Tallapoosa St (32.94353, -85.95363)	Roundabout Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 48.1099	Other (At-Grade) Single-Lane	2002	Peanut-shaped roundabout. Year completed estimated (1997-2006). ICD estimated from Google Maps linework.
Ypsilanti, MI Washtenaw Co. United States	Geddes Rd. / Ridge Rd. (42.27679, -83.55419)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2013
Fort Worth, TX Tarrant Co. United States	Harmon Rd. / US 81-US 287 NB Frontage Road (32.90026, -97.33182)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.6240	Freeway Ramps (Grade-Separated) Single-Lane	2014	.
Shelter Island, NY Suffolk Co. United States	Rte 114 / Bateman Rd. / School St. (41.06829, -72.33887)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.8096	Other (At-Grade) Single-Lane	2010	Converted from old traffic circle. ICD estimated from Google Maps linework.
Ann Arbor, MI Washtenaw Co. United States	Geddes Rd. / Earhart Rd. (42.27460, -83.68216)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2011	At Concordia College campus.
Saline, MI Washtenaw Co. United States	Ann Arbor-Saline Rd. / Textile Rd. (42.19859, -83.79691)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-lane w/ Traversable Central Island	2016
Chelsea, MI Washtenaw Co. United States	M-52 (Stockbridge Chelsea Rd.) / Werkner Rd. (42.33671, -84.02885)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2016
Cheyenne, WY Laramie Co. United States	T-Bird Dr. / Grove Dr. / Cheyenne St. (41.14763, -104.77139)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.1688	Other (At-Grade) Single-Lane	2014	Adjacent to High School Stadium. Jr. High School (Middle School) is planned to be added. ICD estimated from Google Maps linework.
Santa Ynez, CA Santa Barbara Co. United States	SR 154 / SR 246 (Mission Dr.) / Armour Ranch Rd. (34.61016, -120.05476)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Single-Lane	2015	Merging right-turn bypass lane on west leg. Yield-controlled right-turn bypass lane on north leg due to skew.
(unincorporated), OH Franklin Co. United States	Demorest Rd. / Alkire Rd. (39.91363, -83.10800)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.5587	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
West Gardiner, ME Kennebec Co. United States	Rte 9-Rte 126 / I-95 NB Ramps / Service Plaza Dr. (44.20896, -69.82823)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.2365	Freeway Ramps (Grade-Separated) Single-Lane	2015	ICD estimated from Google Maps linework.
Orono, ME Penobscot Co. United States	Stillwater Ave. / Forest Ave. (44.89217, -68.70227)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.8442	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Elko, MN Scott Co. United States	Pillsbury Ave. (CSAH 46) / Deuce Rd. (CSAH 2) / 263 St. E (CSAH 2) (44.56925, -93.28505)	Roundabout Existing	Other Unknown	4 Approaches 0 Driveways 37.4371	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Windsor, NS Hants Canada	Wentworth Rd. / Highway 101 NB Ramps / Morrison Dr. (44.99165, -64.11267)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.5231	Freeway Ramps (Grade-Separated) Single-Lane	2009	ICD estimated from Google Maps linework.
Cape Breton, NS Cape Breton Canada	Alexandra St. / Kenwood / Highway125 WB Ramps / Kenwood Dr. (46.10623, -60.20218)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4978	Freeway Ramps (Grade-Separated) Single-Lane	2009	ICD estimated from Google Maps linework.
Stellarton, NS Pictou Canada	Foord St. / Highway 104 EB Ramps / Lawrence Blvd. (45.56897, -62.65945)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.8541	Freeway Ramps (Grade-Separated) Single-Lane	2010	ICD estimated from Google Maps linework.
Mapleton, ON Wellington Canada	Wellington Road 8 / Wellington Road 12 (43.73042, -80.61149)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.3839	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	Huffman Rd. / Huffman Park Dr. / Brandon St. (61.10862, -149.85617)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.3143	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Fort Worth, TX Tarrant Co. United States	N Riverside Dr. / Crawford Farms Dr. (32.92383, -97.30730)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	Fourth leg is stubbed for future expansion.
Fort Worth, TX Tarrant Co. United States	N Riverside Dr. / Fossil Creek Blvd. (32.84779, -97.30046)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	.
Fort Worth, TX Tarrant Co. United States	N Riverside Dr. / Northern Cross Blvd. (32.83504, -97.30231)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	.
Ypsilanti, MI Washtenaw Co. United States	Textile Rd. / Stony Creek Rd. (42.20172, -83.62311)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-lane w/ Traversable Central Island	2016
Ypsilanti, MI Washtenaw Co. United States	Textile Rd. / Hitchingham Rd. (42.20169, -83.62088)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-lane w/ Traversable Central Island	2015
Ypsilanti, MI Washtenaw Co. United States	Whittaker Rd. / Stony Creek Rd. (42.20999, -83.61936)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.4632	Unknown Multilane (2 Lane, unspecified)	2010	Fourth leg serves parking lot.
Brookfield, WI Waukesha Co. United States	North Ave. (CTH M) / Brookfield Rd. (43.06123, -88.14588)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 17.4521	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
(unincorporated), FL Lake Co. United States	CR 455 / CR 561 (28.66685, -81.73738)	Roundabout Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 55.5404	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Polk City, FL Polk Co. United States	Deen Still Rd. / Commonwealth Ave. (28.25849, -81.82458)	Roundabout Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 38.9236	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Lake Wales, FL Polk Co. United States	US 27 / Hunt Brothers Rd. (27.87209, -81.58137)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.6176	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Huntington, NY Suffolk Co. United States	New York Ave. / Park Ave. / Creek Rd. (40.88273, -73.41970)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.4100	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Huntington, NY Suffolk Co. United States	New York Ave. / Grist Mill Ln. / CR 35 (40.88407, -73.41909)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.6034	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Middle Island, NY Suffolk Co. United States	Miller Place Yaphank Rd. / Whiskey Rd. (40.90476, -72.95687)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.4256	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Watervliet, NY Albany Co. United States	Sutherland Dr. / Beacon Dr. / Mahogany Dr. (42.72840, -73.72327)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.4611	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Watervliet, NY Albany Co. United States	Billys Way / Beryl Way (42.73320, -73.72641)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 50.0038	Other (At-Grade) Unknown	2005	ICD estimated from Google Maps linework.
Pleasant Valley, NY Dutchess Co. United States	Rte 55 / Stringham Rd. (41.67121, -73.79673)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.7639	Other (At-Grade) Single-Lane	2014	Entrance to high school. ICD estimated from Google Maps linework.
Lagrangeville, NY Dutchess Co. United States	Rte 55 / (unknown) (41.67198, -73.80201)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.7636	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Washington, DC City of Washington Co. United States	Brentwood Rd NE / Bryant Rd NE / 13th St NE (38.92115, -76.98915)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 39.0264	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	First true roundabout in District of Columbia ICD estimated from Google Maps linework.
Gloversville, NY Fulton Co. United States	S Kingsboro Ave. / Hales Mills Rd. (43.03311, -74.34221)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.5392	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Amsterdam, NY Fulton Co. United States	Rte 29 / Rte 30 (43.04745, -74.21695)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.0217	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Schenectady, NY Schenectady Co. United States	Rte 29 / Glenridge Rd. (42.86709, -73.90634)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.7653	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Schenectady, NY Schenectady Co. United States	Curry Rd. / Carman Rd. / Hamburg St. (42.76513, -73.93874)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.2100	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Patchogue, NY Suffolk Co. United States	Waverly Ave. / Holbrook Rd. (40.76705, -73.02555)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.1365	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
East Greenbush, NY Rensselaer Co. United States	US 4 (Troy Rd) / Red Mill Rd. / Luther Rd. (42.61947, -73.70200)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.1856	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Rensselaer, NY Rensselaer Co. United States	US 4 (Troy Rd.) / Mannix Rd. (42.63111, -73.70100)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.5416	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Canandaigua, NY Ontario Co. United States	CR 10 / CR 46 (42.88665, -77.24563)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.5031	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Queensbury, NY Warren Co. United States	Aviation Rd. / Dixon Rd. / Farr Ln. (43.33074, -73.69979)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.0129	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Utica, NY Oneida Co. United States	Marcy-SUNY IT Pkwy. / Technology Dr. (43.13456, -75.23939)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 57.5230	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Baltimore, MD Baltimore City Co. United States	Canterbury Rd. / W 39th St. (39.33569, -76.62047)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.6275	Other (At-Grade) Single-lane w/ Traversable Central Island	2013	ICD estimated from Google Maps linework.
Brockport, NY Monroe Co. United States	Rte 19 (Main St.-Lake Rd.) / West St. / East St. (43.22019, -77.93696)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.7763	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Rochester, NY Monroe Co. United States	E River Rd. / Murlin Dr. / Kendrick Rd. (43.11413, -77.63435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2334	Other (At-Grade) Single-Lane	2013	Converted from three-way intersection into four-way intersection. ICD estimated from Google Maps linework.
Temecula, CA Riverside Co. United States	Rancho California Rd. / Anza Rd. (33.53401, -117.05592)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.8217	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Baltimore, MD Baltimore City Co. United States	Guilford Ave. / 22nd St. (39.31441, -76.61263)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 6.4682	Other (At-Grade) Single-lane w/ Traversable Central Island	2012	ICD estimated from Google Maps linework.
Baltimore, MD Baltimore City Co. United States	Guilford Ave. / E 24th St. (39.31650, -76.61276)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 9.2400	Other (At-Grade) Single-lane w/ Traversable Central Island	2012	ICD estimated from Google Maps linework.
Baltimore, MD Baltimore City Co. United States	Guilford Ave. / E 32nd St. (39.32703, -76.61345)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island	2012
Avon, CO Eagle Co. United States	William J Post Blvd. / Swift Gulch Rd. (39.62841, -106.49309)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.0351	Other (At-Grade) Single-Lane	2007	Year completed estimated. ICD estimated from Google Maps linework.
Eagle, CO Eagle Co. United States	Eby Creek Rd. / Chambers Ave. (39.65871, -106.82638)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.9733	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Falls River Ave. / Bedfordtown Dr. / Wide River Dr. (35.92917, -78.57172)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.0788	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Falls River Ave. / Bedfordtown Dr. (35.92300, -78.56332)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.3916	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Falls River Ave. / Dunn Rd (35.91790, -78.56996)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.2308	Other (At-Grade) Single-Lane	2000	Year completed estimated (1998-2001) ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Dunn Rd. / Falls River Ave. / All Points View Way (35.92436, -78.57615)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4564	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Falls River Ave. / Southwalk Ln. (35.91055, -78.58734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 75.4515	Other (At-Grade) Single-Lane	1996	Year completed estimated (1993-1998) ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Cape Charles Dr. / Renfield Dr. / Denzo Dr. (35.91714, -78.73560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.1484	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.