Roundabouts Database Index

29948 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
Columbus, OH Franklin Co. United States	Groveport Rd. / Alum Creek Rd. access / (parking lot) (39.86872, -82.93737)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5833	Other (At-Grade) Single-Lane	2013	Right-turn bypass lane on west leg. Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	E Orange Rd. / Walker Wood Blvd. / Abbey Knoll Dr. (40.17312, -82.97326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.3775	Other (At-Grade) Single-Lane	2011	Right-turn-only lane on south leg. ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	E Orange Rd. / Roespark Blvd. / (school entrance) (40.17355, -82.98272)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2011
(unincorporated), OH Delaware Co. United States	Olentangy River Rd. / W Orange Rd. / Carriage Rd. (40.17575, -83.04679)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014).
Blue Hill, ME Hancock Co. United States	Beech Hill Rd. / Mines Rd. / Tenney Hill / South St. (44.40825, -68.59763)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.4214	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
(unincorporated), OH Franklin Co. United States	Harlem Rd. / Smothers Rd. (40.12927, -82.84332)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014).
Windham, ME Cumberland Co. United States	US 202 / US 302 (43.80299, -70.40595)	Rotary Existing	Unknown None	4 Approaches 0 Driveways 84.4736	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bath, ME Sagadahoc Co. United States	State Rd. / Congress Ave. (43.90587, -69.83261)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.8381	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
New Albany, OH Franklin Co. United States	Fodor Rd. / New Albany Rd. (40.08818, -82.82324)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.7216	Other (At-Grade) Single-Lane	2013	Right-turn lanes on north and east legs. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
New Albany, OH Franklin Co. United States	US 62 (Johnstown Rd.-W Main St.) / Market St. (40.07993, -82.81385)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8981	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Bangor, ME Penobscot Co. United States	Godfrey Blvd. / Maine Ave. (44.81370, -68.81322)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.9047	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Howland, ME Penobscot Co. United States	Coffin St. / Lagrange Rd. / River Rd. (45.23886, -68.66019)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 105.1237	Other (At-Grade) Single-Lane	2012	Combined two one-way stop-controlled T-intersections and a new bridge alignment into a single-lane roundabout. ICD estimated from Google Maps linework.
Windham, ME Cumberland Co. United States	River Rd. / Windham Center Rd. (43.79915, -70.44025)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9647	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Williamsburg, MI Grand Traverse Co. United States	Lautner Rd. / Town Center Dr. (44.76912, -85.47565)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.4374	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Gorham, ME Cumberland Co. United States	New Portland Rd. / Libby Ave. / Brackett Rd. (43.67815, -70.41358)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.4148	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Redding, CA Shasta Co. United States	Madison River Dr. / Clark River Dr. (40.54198, -122.31914)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2002	Year Completed estimated (1999-2004).
Flower Mound, TX Denton Co. United States	Lakeside Pkwy. / Lakeside Village Blvd. (32.98574, -97.06503)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2002	.
Frisco, TX Denton Co. United States	Cedar Ranch Rd. / Curwen Ln. (33.13301, -96.88910)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.5268	Other (At-Grade) Single-Lane	2015	.
Rochester, MN Olmsted Co. United States	Badger Hills Dr. / 46th Ave NW (44.06356, -92.53310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.1865	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	Badger Hills Dr. / Superior Dr. NW (44.06325, -92.52762)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.1867	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	Badger Hills Dr. / (unknown) (44.06449, -92.53671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7605	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	W Dimond Blvd. / Snead St. / Westpark Dr. (61.13943, -149.98944)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane	2016
Anchorage, AK Anchorage United States	W Dimond Blvd. / Sand Lake Rd. (61.13761, -149.98206)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 10.3772	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Keller, TX Tarrant Co. United States	Bennington Ln. / Wolford Rd. (32.93974, -97.22729)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5274	Other (At-Grade) Single-Lane	2014
Anchorage, AK Anchorage United States	Klatt Rd. / Johns Rd. (61.11584, -149.87879)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.0760	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Wasilla, AK Matanuska-Susitna United States	Big Lake Rd. / W North Shore Dr. (61.55232, -149.81920)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.4988	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Wasilla, AK Matanuska-Susitna United States	Trunk Rd. / Parks Hwy SB Ramps / E Fireweed Rd. (61.56204, -149.26719)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9249	Freeway Ramps (Grade-Separated) Single-Lane	2016	ICD estimated from Google Maps linework.
Wasilla, AK Matanuska-Susitna United States	W Seldon Rd. / N Lucille St. (61.61387, -149.45088)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.4746	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Bloomington, IL McLean Co. United States	Royal Pointe Dr / Brighton Ln (40.49004, -88.93106)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 55.4069	Other (At-Grade) Single-Lane	1997	Year Completed estimated (1994-1999). ICD estimated from Google Maps linework.
Bloomington, IL McLean Co. United States	Royal Pointe Dr. / Arrowhead Dr. (40.49332, -88.93045)	Traffic Calming Circle Removed	Other None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2014	Removed sometime between 2012 and 2015.
Nellis AFB, NV Clark Co. United States	Ellsworth Ave. / Fitzgerald Blvd. (36.24243, -115.04297)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8608	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Woodbury, MN Washington Co. United States	CSAH 13 (Radio Dr.) / CSAH 20 (Military Rd.) (44.87117, -92.94394)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.0887	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Blue Earth, MN Faribault Co. United States	US 169 / 7th St. / CSAH 16 (43.63770, -94.09087)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5743	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Blue Earth, MN Faribault Co. United States	US 169 / CSAH 7 (Leland Pkwy) (43.64480, -94.09164)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1630	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Blue Earth, MN Faribault Co. United States	US 169 / TH 44 (Fairgrounds Rd.) (43.65225, -94.09464)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.3923	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Fairbanks, AK Fairbanks North Star United States	C St. / Dunbar Ave. (64.84676, -147.68117)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2010
Fairbanks, AK Fairbanks North Star United States	C St. / Eureka Ave. (64.84572, -147.68117)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2010
Fairbanks, AK Fairbanks North Star United States	D St. / Shannon Dr. (64.85000, -147.67696)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2010
Fairbanks, AK Fairbanks North Star United States	D St. / Cindy Dr. (64.85149, -147.67694)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2010
Fairbanks, AK Fairbanks North Star United States	D St. / Jeanne Dr. (64.85369, -147.67641)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2010
Chattanooga, TN Hamilton Co. United States	Landress Rd. / (parking) (35.03544, -85.15483)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2007).
Chattanooga, TN Hamilton Co. United States	Gunbarrel Rd. / Standifer Gap Rd. / Allemande Way (35.04891, -85.14455)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 123.1967	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Northpoint Blvd. / (future street) (35.12874, -85.23511)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.3039	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Monterey, CA Monterey Co. United States	17 Mile Dr. / SR 1 SB On-Ramp (36.57448, -121.91295)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 28.9560	Freeway Ramps (Grade-Separated) Single-Lane	2017	Raindrop shape. Right-turn-only lane on west leg.
Lafayette, CA Contra Costa Co. United States	Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Loomis, CA Placer Co. United States	Rutherford Canyon Rd. / Montserrat Ln. (38.78979, -121.18570)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4440	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Loomis, CA Placer Co. United States	Montserrat Ln. / Blackhawk Ct. (38.78614, -121.18684)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2007
Vacaville, CA Solano Co. United States	Vanden Rd. / Leisure Town Rd. (38.31717, -121.94312)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2017	Added lane right-turn bypass lanes on west and south legs.
Boulder, CO Boulder Co. United States	Cherryvale Rd. / Oreg St. (40.01320, -105.21292)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.5272	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	Home Rd. / Concord Rd. (40.19585, -83.16441)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.6666	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Bromley Ln. / Medical Center Dr. (39.97238, -104.75449)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.2723	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Farmersville, CA Tulare Co. United States	N Farmersville Blvd. / Noble Ave. (36.32561, -119.20792)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.6024	Other (At-Grade) Single-Lane	2016	Right-turn-only lane on west leg. ICD estimated from Google Maps linework.
Loomis, CA Placer Co. United States	Campus Dr. / Sierra College Blvd. connector (38.79049, -121.20638)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.9964	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Davis, CA Yolo Co. United States	Cannery Ave. / Cannery Loop (38.56265, -121.73883)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.6196	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Hobart, IN Lake Co. United States	Bracken Dr. / S Wisconsin St. (41.51055, -87.26829)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.4080	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
San Luis Obispo, CA San Luis Obispo Co. United States	Chorro St. / Islay St. (35.27610, -120.65977)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 15.6004	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Golden Eagle Pkwy. / Heron St. (39.97720, -104.74991)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 89.6910	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Goshawk St. / Goshawk Ct. / Heron Ln. (39.97633, -104.74956)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 58.5745	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Golden Eagle Pkwy. / Tanager St. (39.97858, -104.74845)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 84.1980	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Golden Eagle Pkwy. / Crane St. / Southern St. (39.97963, -104.74733)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 96.0941	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Nighthawk Pkwy. / Crane St. (39.98134, -104.74878)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 65.8914	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Nighthawk Pkwy. / Heron St. (39.98132, -104.75076)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 96.0917	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Pelican St. / (unknown) (39.97597, -104.74867)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Earth.
Brighton, CO Adams Co. United States	Goshawk St. / Tanager St. (39.97816, -104.74840)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.7104	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Goshawk St. / Crane St. (39.97920, -104.74729)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.7101	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Prairie Falcon Pkwy. / Killdeer St. (39.98546, -104.74473)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 108.8973	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Royal Pine St. / Bristle Cone St. (39.99139, -104.74762)	Roundabout Existing	Unknown None	4 Approaches 0 Driveways 73.2019	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Royal Pine St. / Longs Peak St. (39.99458, -104.74971)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.0446	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Midland St. / N 46th Ave. (39.99625, -104.75962)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 131.7535	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Midland St. / N 45th Ave. (39.99675, -104.76143)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 71.3663	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	N 45th Ave. / Oxbow Dr. (39.99866, -104.76214)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 115.2808	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	N 42nd Ave. / Clover Ln. (39.99227, -104.76718)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 119.8666	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Igou Gap Rd. / Gray Rd. (35.02312, -85.14608)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 22.4954	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2002-2007). ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Igou Gap Rd. / Jenkins Rd. (35.02097, -85.14126)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.4521	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Elder Mountain Rd. / O'Grady Dr. (35.04252, -85.36198)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.1796	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2007). ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Morris Ln. / Homecoming Dr. (34.99715, -85.13595)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 79.2480	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Premier Dr. / Pointe Center Dr. (35.01333, -85.18897)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.6470	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	NE 32nd Cir. / NE 138th Ave. (45.64517, -122.53057)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0778	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Wooster, OH Wayne Co. United States	SR 83 (Burbank Rd.) / W Smithville Western Rd. (40.85801, -81.95140)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2016	Completed August 2016.
Dublin, OH Union Co. United States	Hyland Croy Rd. / Mitchell Dewitt Rd. (40.13341, -83.17931)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8297	Other (At-Grade) Single-Lane	2013	Right-turn-only lanes on north and south legs. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
San Luis Obispo, CA San Luis Obispo Co. United States	Margarita Ave. / Cherry Ln. (35.25603, -120.66104)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2014
Portland, OR Multnomah Co. United States	NE Yacht Harbor Drive (45.60542, -122.66034)	Other Existing	All-Way Yield Unknown	1 Approaches 2 Driveways 25.9020	Other (At-Grade) Single-Lane	2006	N end of Yacht Harbor Drive, yield entry at south, driveway at west and driveway at east. ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	Fort Vancouver Way. / Evergreen Blvd. (45.62863, -122.66310)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 40.0897	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	Cheshire Rd. / TR 35 (40.23802, -82.93950)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2013	Rural, high-speed approaches. Year Completed estimated (2011-2014).
Vancouver, WA Clark Co. United States	NE 44th St. / NE 137th Ave. (45.65377, -122.53207)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8796	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Glen Ellyn, IL DuPage Co. United States	Crescent Blvd. / Crescent Ct. / Park Row (41.87975, -88.05899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9936	Other (At-Grade) Single-Lane	2015	Compact urban roundabout - T-intersection with fourth leg between top and stem of T. Providing a means for legal U-turns was an important factor in selection of a roundabout here.
McKinleyville, CA Humboldt Co. United States	School Rd. / Salmon Ave. / McKinleyville Ave. (40.93439, -124.11240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.0680	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
San Luis Obispo, CA San Luis Obispo Co. United States	Chorro St. / High St. (35.27217, -120.65736)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 10.7258	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
San Luis Obispo, CA San Luis Obispo Co. United States	Chorro St. / Church St. (35.27448, -120.65800)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 29.2513	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
San Luis Obispo, CA San Luis Obispo Co. United States	Madonna Rd. / Devaul Ranch Dr. (35.25454, -120.69548)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 21.4562	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1994-2002). ICD estimated from Google Maps linework.
Camas, WA Clark Co. United States	NW 6th Ave. / SR 14 WB Ramps / NW Norwood St. (45.58216, -122.42684)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Single-Lane	2016
Southlake, TX Tarrant Co. United States	Bicentennial Dr. / Unity Way (32.94346, -97.15686)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Unknown Single-Lane	2010	.
Santa Fe, NM Santa Fe Co. United States	W Alameda St. / Siler Rd. (35.66924, -105.99951)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 32.0189	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Larkspur, CO Douglas Co. United States	Bear Dance Dr. / Sky View Ln. / Elk View Rd. / Lake Dr. (39.27054, -104.90711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4367	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	Meridian Village Pkwy. / Bristleridge Dr. (39.53102, -104.82616)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.2946	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	Meridian Village Pkwy. / Ashgrove Dr. (39.52786, -104.82450)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.3754	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	Meridian Village Pkwy. / Rutledge Ln. (39.52471, -104.82329)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4561	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	W Happy Canyon Rd. / Castle Pines Dr. (39.42838, -104.90106)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8306	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	Happy Canyon Rd. / Castle Pines Dr. S (39.43975, -104.88723)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1278	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
(unincorporated), CO Douglas Co. United States	Fox Sparrow Rd. / Windhaven Dr. (39.43781, -104.73199)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.7495	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.