Roundabouts Database Index

29359 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.

City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Falmouth, ME Cumberland Co. United States	Rte 9 (Longwoods Rd.) / Middle Rd. / Woods Rd. (43.73522, -70.23748)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.3811	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Springville, UT Utah Co. United States	400 S / 1300 E / Canyon Dr. (40.16084, -111.58691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.8993	Other (At-Grade) Single-Lane	2014	Little deflection for northbound through movement. Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Clinton, UT Davis Co. United States	2300 N / 3000 W (41.14708, -112.08387)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4775	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Clinton, UT Davis Co. United States	2300 N / 1500 W (41.14715, -112.05485)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.4775	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Clinton, UT Davis Co. United States	1300 N / 1000 W (41.13261, -112.04527)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 19.7902	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Clinton, UT Davis Co. United States	2300 N / N Cranefield Rd. (41.14713, -112.09642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.3768	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Norfolk, MA Norfolk Co. United States	Main St. / Rockwood Rd. / Union St. (42.11966, -71.32520)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8049	Other (At-Grade) Single-Lane	2004	Pedestrian crossings at yield lines. At-grade railroad crossing to the north. Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Lawrence, MA Essex Co. United States	Margin St. / Medford St. / Melrose St. / Hancock St. / Bodwell St. (42.70103, -71.17348)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 21.9429	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Tallmadge, OH Summit Co. United States	Tallmadge Circle (North Ave. / Northeast Ave. / East Ave. / Southeast Ave. / South Ave. / Southwest Ave. / West Ave. / Northwest Ave.) (41.10138, -81.44121)	Rotary Existing	All-Way Yield None	8 Approaches 10 Driveways 59.3989	Other (At-Grade) Single-Lane	1807	1807 is the year it was built, but as a square. Unknown when it took present form. Some history here: https://www.ohio.com/akron/lifestyle/local-history-tallmadge-circle-is-center-of-creation ICD estimated from Google Maps linework.
Layton, UT Davis Co. United States	W 1425 N / Layton Hills Pkwy. (41.08067, -111.97839)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.0080	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Golden, CO Jefferson Co. United States	Heritage Rd. / Kimball Ave. (39.72049, -105.20966)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.2339	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Pepperell, MA Middlesex Co. United States	Main St. / River Rd. / Hollis St. (42.66638, -71.58831)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.6410	Other (At-Grade) Single-Lane		Pedestrian access to central island. ICD estimated from Google Maps linework.
Newburyport, MA Essex Co. United States	Spofford St. / Merrimac St. / Moseley Ave. (42.83148, -70.90667)	Roundabout Existing	Other Unknown	4 Approaches 2 Driveways 30.4800	Other (At-Grade) Single-Lane	2013	Stop control at the crosswalk and painted splitter island on the western driveway leg. Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Beverly, MA Essex Co. United States	Sohier Rd. / Rte 128 EB Ramps (42.57412, -70.88026)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.3368	Freeway Ramps (Grade-Separated) Single-Lane	2016	Right-turn lanes on south and east legs. Through bypass lane on north leg. ICD estimated from Google Maps linework.
Conway, AR Faulkner Co. United States	Ledgelawn Dr. / Ronald Ln. / (parking lot) (35.04335, -92.43005)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0905	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Conway, AR Faulkner Co. United States	S Salem Rd. / Pebble Beach Rd (35.04762, -92.47673)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1107	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
North Andover, MA Essex Co. United States	Massachusetts Ave. / Andover St. / Johnson St. / Great Pond Rd. (42.68399, -71.11274)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.4844	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Lawrence, MA Essex Co. United States	170 May St (42.71218, -71.18037)	Traffic Calming Circle Existing	Other Unknown	5 Approaches 0 Driveways 18.4287	Other (At-Grade) Single-Lane		No splitter islands. Mix of stop and yield control. ICD estimated from Google Maps linework.
Derry, NH Rockingham Co. United States	Rte 28 (N Main St.-Londonderry Turnpike) / E Broadway / Chester Rd. / E Derry Rd. (42.89225, -71.31208)	Other Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 33.2503	Other (At-Grade) Single-Lane		Pedestrian access to central island. No splitter islands. ICD estimated from Google Maps linework.
Golden, CO Jefferson Co. United States	S Golden Rd. / Moss St. / Research Rd. (39.73392, -105.17606)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4724	Other (At-Grade) Single-Lane	2012	Yield-controlled right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Golden, CO Jefferson Co. United States	S Golden Rd. / Quaker St. (39.73535, -105.18435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.5534	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	Castle Creek Pkwy North Dr. / Castle Creek Pkwy East Dr. (39.91590, -86.06950)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 54.0460	Other (At-Grade) Single-Lane		More of a traffic circle than a roundabout. ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	W 111th St. / Spring Mill Rd. (39.94894, -86.16503)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 32.0457	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Westfield, IN Hamilton Co. United States	Pawtucket Dr. / Bowie Dr. (40.01146, -86.18156)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.8853	Other (At-Grade) Single-Lane		Pedestrian access to central island. ICD estimated from Google Maps linework.
Westfield, IN Hamilton Co. United States	Somerville Dr. / Declaration Dr. (40.00247, -86.17852)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 53.9777	Other (At-Grade) Single-Lane		Pedestrian access to central island. ICD estimated from Google Maps linework.
Aurora, CO Arapahoe Co. United States	E Harvard Ave. / S Anaheim St. / Illif Station Rd. (39.67177, -104.82563)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.6103	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Cottonwood Rd. / Stucky Rd. (45.65655, -111.10392)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.3914	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	W Oak St. / Davis Ln. (45.69299, -111.08300)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.2039	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Sidney, MT Richland Co. United States	SR 16 (S Central Ave.) / SR 200 / SR 23 (47.68440, -104.17889)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018
Billings, MT Yellowstone Co. United States	MT Hwy 3 / Zimmerman Trl. (45.80647, -108.59981)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.1250	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Montpelier, VT Washington Co. United States	US 2 (E Montpelier Rd.) / US 302 (River St.) (44.24660, -72.54959)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 2 Driveways 35.0775	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Lumberton, NC Robeson Co. United States	Pine Log Rd. / W Carthage Rd. (34.66546, -79.04019)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.2574	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Westfield, IN Hamilton Co. United States	E 186th St. / Grand Park Blvd. (40.05712, -86.14680)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.7072	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Westfield, IN Hamilton Co. United States	E 151st St. / Westfield Blvd. (40.00793, -86.13049)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.9105	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Big Stone Gap, VA Wise Co. United States	Powell Valley Rd. / Shawnee Ave. / (Union High School entrance) (36.87974, -82.73969)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 57.3204	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Selma, NC Johnston Co. United States	NC-42 / NC-39 (35.67054, -78.25181)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 62.0962	Other (At-Grade) Single-Lane	2018	Replaced highly skewed intersection. ICD estimated from Google Maps linework.
Wake Forest, NC Wake Co. United States	NC 96 (Zebulon Rd.) / NC 98 (Wait Ave.) (35.96300, -78.43499)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5008	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Charlotte, NC Mecklenburg Co. United States	Youngblood Rd. / Zoar Rd. (35.07917, -81.00586)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 28.3443	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Cape Coral, FL Lee Co. United States	SE 47th Terr. / Vincennes Blvd. (26.56374, -81.95014)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.4333	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Sarasota, FL Sarasota Co. United States	Ringling Blvd. / Orange Ave. (27.33495, -82.53863)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.0364	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Florissant, MO St. Louis Co. United States	Vaile Ave. / Old Halls Ferry Rd. (38.83294, -90.29315)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4231	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Troy, MO Lincoln Co. United States	S Lincoln Dr. / Bueneman Ln. / US 61 NB Ramps (38.96739, -90.95594)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 39.9296	Freeway Ramps (Grade-Separated) Single-Lane	2013	ICD estimated from Google Maps linework.
Troy, MO Lincoln Co. United States	S Lincoln Dr. / US 61 SB Ramps (38.96664, -90.95804)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.6444	Freeway Ramps (Grade-Separated) Single-Lane	2013	ICD estimated from Google Maps linework.
Troy, MO Lincoln Co. United States	S Lincoln Dr. / S 3rd St. / Old Moscow Mills Rd. (38.96606, -90.95936)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.3592	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Lebanon, TN Wilson Co. United States	Public Square (Main St. / Cumberland St.) (36.20798, -86.29111)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.5471	Other (At-Grade) Single-Lane	2015	Rebuilt town square; previously was mostly a parking lot. ICD estimated from Google Maps linework.
Murfreesboro, TN Rutherford Co. United States	W Lytle St. / W College St. (35.84858, -86.39724)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7872	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Irvington, AL Mobile Co. United States	Hwy 24 (Half Mile Rd.) / Hwy 19 (Irvington-Bayou La Batre Hwy.) (30.49445, -88.23393)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.2816	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Fairhope, AL Baldwin Co. United States	Fairhope Ave. / Oberg Rd. (30.52379, -87.86932)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.4120	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
LaGrange, GA Troup Co. United States	Broad St. / Country Club Rd. (33.03996, -85.04474)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.0394	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Covington, LA St. Tammany Par. United States	LA-1085 / Ochsner Blvd. / Francis Rd. (30.46681, -90.15044)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8532	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Montgomery, AL Montgomery Co. United States	Dexter Ave. / Commerce St. / S Court St. (32.37737, -86.30919)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.2597	Other (At-Grade) Single-Lane		Parking along the outer circle; sidewalk around the centtral island. ICD estimated from Google Maps linework.
Sydney, NS Cape Breton Canada	George St. / Hwy 125 EB Ramps / Louisbourg Hwy. (46.11459, -60.16760)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8803	Freeway Ramps (Grade-Separated) Single-Lane	2014	ICD estimated from Google Maps linework.
Sydney, NS Cape Breton Canada	Churchill Dr. / Hwy 125 WB Ramps (46.10795, -60.18697)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.3697	Freeway Ramps (Grade-Separated) Single-Lane	2014	ICD estimated from Google Maps linework.
Cape Breton, NS Cape Breton Canada	Churchill Dr. / Hwy 125 EB Ramps (46.10643, -60.18726)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.7149	Freeway Ramps (Grade-Separated) Single-Lane	2014	ICD estimated from Google Maps linework.
Saguenay, QC Saguenay Canada	Rue Jacques-Cartier E / Rue du Foyer / Rue des Franciscaines (48.42346, -71.03839)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.3626	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Yucaipa, CA San Bernardino Co. United States	Yucaipa Blvd. / California St. (34.03389, -117.03884)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.7745	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Yucaipa, CA San Bernardino Co. United States	Yucaipa Blvd. / 2nd St. (34.03390, -117.04319)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.7642	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Fairview, CA Alameda Co. United States	Fairview Ave. / Five Canyons Pkwy. / East Ave. (Star Ridge Rd.) (37.67520, -122.03220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.7965	Other (At-Grade) Single-Lane	1998	https://www.sfgate.com/bayarea/article/COMMUTER-CHRONICLES-IN-A-ROUNDABOUT-WAY-The-2975842.php ICD estimated from Google Maps linework.
Hayward Highland, CA Alameda Co. United States	Fairview Ave. / Hayward Blvd. / Stonebrae Country Club Dr. (37.65432, -122.01743)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.7681	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Rte 3 (Malden Rd.) / Rte 6 (Todd Ln.) (42.25147, -83.06051)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.7819	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2015). ICD estimated from Google Maps linework.
Colchester, NS Colchester Canada	Hwy 2-Hwy 4 (Glooscap Trl.) / Hwy 104 Rmaps (45.39416, -63.49577)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.6118	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.
Cochrane, ON Cochrane Canada	Railway St. / 3rd St. / 3rd Ave. (49.06187, -81.02975)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017
Whitby, ON Durham Canada	Nichol Ave. / Adanac Dr. / Benjamin Way (43.88209, -78.91664)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.1292	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Rosmalen, North Brabant 's-Hertogenbosch Netherlands	Deken van Roestellaan / A59 Ramps (51.70896, 5.38154)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.6643	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
's-Hertogenbosch, North Brabant 's-Hertogenbosch Netherlands	Beusingsedijk / N279 Offramp / Orionpad (51.68285, 5.36804)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.4680	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Rosmalen, North Brabant 's-Hertogenbosch Netherlands	Jan Heijmanslaan / Pastoor van Thiellaan (51.69839, 5.34112)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1684	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
's-Hertogenbosch, North Brabant 's-Hertogenbosch Netherlands	Victorialaan / Aartshertogenlaan (51.69967, 5.33138)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 54.0364	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Málaga, Andalusia Málaga Spain	Avenida Plutarco / Calle Eolo (36.72097, -4.47473)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.8661	Other (At-Grade) Single-Lane		Parking on circulatory roadway. ICD estimated from Google Maps linework.
Málaga, Andalusia Málaga Spain	Avenida Plutarco / Avenida Parmenides (36.72148, -4.47997)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 50.7377	Other (At-Grade) Single-Lane		Parking on circulatory roadway. ICD estimated from Google Maps linework.
Málaga, Andalusia Málaga Spain	Avenida Plutarco / Calle Aristofanes (36.72106, -4.48197)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.6343	Other (At-Grade) Single-Lane		Parking on circulatory roadway. ICD estimated from Google Maps linework.
North Liberty, IA Johnson Co. United States	North Liberty Rd. NE / Dubuque St. NE (41.73359, -91.57568)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7807	Other (At-Grade) Single-Lane	2016	https://northlibertyiowa.org/2016/09/26/trail-closure-on-dubuque-street-trail-roundabout-nearing-completion/# ICD estimated from Google Maps linework.
Saint-Jérôme, QC La Rivière-du-Nord Regional County Municipality Canada	Rue Lamontagne / Rue de Montigne O (45.77599, -74.05012)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2002-2009).
St-Jean-Sur-Richelieu, QC Le Haut-Richelieu Regional County Municipality Canada	Rue des Colibris / (parc access) (45.35948, -73.28314)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 52.0306	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
South Bend, IN St. Joseph Co. United States	W Angela Blvd. / Riverside Dr. (41.69334, -86.26413)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.6465	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Kings Beach, CA Placer Co. United States	N Lake Blvd. / Coon St. (39.23589, -120.02207)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.6021	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Kings Beach, CA Placer Co. United States	N Lake Blvd. / Bear Ave. / Brook Ave. / (beach parking) (39.23681, -120.02465)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0514	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Winters, CA Yolo Co. United States	SR 128 (E Grant Ave.) / Walnut Ln. / (parking lot) (38.52629, -121.96733)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8992	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Lakeport, CA Lake Co. United States	Todd Rd. / Parallel Dr. (39.03226, -122.92521)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.5433	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-2003). ICD estimated from Google Maps linework.
Sherbrooke, QC Sherbrooke Canada	Route 112 / Autoroute 610 (45.42954, -71.82424)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 56.9951	Freeway Ramps (Grade-Separated) Single-Lane	2011	Free-flowing right-turn bypass lanes on all legs. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Waterville, QC Coaticook Regional County Municipality Canada	Route Gilbert-Hyatt (Rte 108-Rte 143) / Rte 147 (45.34374, -71.86662)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.6507	Other (At-Grade) Single-Lane	2011	Year Completed based on Streetview. ICD estimated from Google Maps linework.
Lennoxville, QC Sherbrooke Canada	Rte 108 / Autoroute 410 WB Onramp (45.35581, -71.86037)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 52.8732	Freeway Ramps (Grade-Separated) Single-Lane	2011	Future third approach (off-ramp) stubbed. ICD estimated from Google Maps linework.
Lennoxville, QC Sherbrooke Canada	Rte 108 / Autoroute 410 EB Offramp (45.35401, -71.86207)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 52.8749	Freeway Ramps (Grade-Separated) Single-Lane	2011	Fourth leg (future on-ramp) stubbed. ICD estimated from Google Maps linework.
Hatley Canton, QC Memphrémagog Regional County Municipality Canada	Rue Belvédère / Autoroute 410 WB Ramps (45.36010, -71.89496)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.9597	Freeway Ramps (Grade-Separated) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Hatley Canton, QC Memphrémagog Regional County Municipality Canada	Rue Belvédère / Autoroute 410 EB Ramps (45.35780, -71.89470)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.4437	Freeway Ramps (Grade-Separated) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
West Friendship, MD Howard Co. United States	Burntwoods Rd. / Andrea Dr. / MD 32 NB Ramps (39.27321, -76.98627)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.1338	Freeway Ramps (Grade-Separated) Single-Lane	2008	ICD estimated from Google Maps linework.
Glenelg, MD Howard Co. United States	Burntwoods Rd. / Ten Oaks Rd. (39.27315, -76.98805)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.9075	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Glenelg, MD Howard Co. United States	Ten Oaks Rd. / Pfefferkorn Rd. / MD 32 SB Ramps (39.27615, -76.98641)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.3587	Freeway Ramps (Grade-Separated) Single-Lane	2008	ICD estimated from Google Maps linework.
Glenwood, MD Howard Co. United States	Burntwoods Rd. / Sharp Rd. (39.27702, -77.00369)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5847	Other (At-Grade) Single-Lane	2006	Adjacent to Glenelg High School. ICD estimated from Google Maps linework.
Sherbrooke, QC Sherbrooke Canada	Rue Henri-Labonne / Boulevard René-Lévesque (45.37523, -71.99868)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 27.6860	Other (At-Grade) Single-Lane	2018	https://translate.google.com/translate?hl=en&sl=fr&u=https://www.ville.sherbrooke.qc.ca/salle-de-presse/actualites/dossiers-municipaux/construction-du-boulevard-rene-levesque/ shows 2 other roundabouts on Boulevard René-Lévesque. ICD estimated from Google Maps linework.
Conway, NH Carroll Co. United States	North-South Rd / (Walmart parking) (44.01823, -71.10901)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.2134	Other (At-Grade) Single-Lane	2014	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Lancaster, NH Coos Co. United States	US 2 (Main St.) / US 3 (44.49690, -71.57632)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.9279	Other (At-Grade) Single-Lane	2016	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Warner, NH Merrimack Co. United States	Rte 103 / (shopping center parking) / (service station) (43.28882, -71.83340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5582	Other (At-Grade) Single-Lane	2016	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Concord, NH Merrimack Co. United States	Manor Rd. / Abbott Rd. (43.26422, -71.57349)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2018	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf
Macon, GA Bibb Co. United States	Oglethorpe St. / College St. (32.83378, -83.64483)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.0600	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Pascagoula, MS Jackson Co. United States	Hospital Rd. / Old Mobile Hwy. (30.36849, -88.53333)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 88.6193	Other (At-Grade) Single-Lane	2017	http://cityofpascagoula.com/482/Hospital-Road-Improvements ICD estimated from Google Maps linework.
Upper Allen Township, PA Cumberland Co. United States	W Lisburn Rd. / Grantham Rd. (40.16298, -76.99018)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 16.4290	Other (At-Grade) Single-Lane	2018	https://www.abc27.com/news/top-video/new-traffic-circle-opens-in-upper-allen_20181003215307/1495637846 ICD estimated from Google Maps linework.
Cranberry Township, PA Butler Co. United States	N Boundary Rd. / Marshall Rd. (40.72428, -80.10002)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 19.9129	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Caldwell, ID Canyon Co. United States	E Ustick Rd. / Indiana Ave. (43.63363, -116.67304)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.3055	Other (At-Grade) Single-Lane	2013	date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework.
Green, OH Summit Co. United States	E Turkeyfoot Lake Rd. / Pickle Rd. (40.97410, -81.47402)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.9707	Other (At-Grade) Single-Lane	2018	https://www.whbc.com/city-opens-new-roundabout-has-plans-for-more/ ICD estimated from Google Maps linework.
Monroe, NC Union Co. United States	N Rocky River Rd. / Monroe Expressway WB Ramps (35.06481, -80.59359)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 37.1473	Freeway Ramps (Grade-Separated) Single-Lane	2018	Built as part of the Monroe Expressway (US 74 bypass) https://www.ncdot.gov/projects/monroe-expressway/Pages/default.aspx ICD estimated from Google Maps linework.