Roundabouts Database

30320 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
Tulsa, OK
Tulsa Co.
United States 		Sage Blvd. / (hospital entrance) / (parking)
(36.03334, -95.85593) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2010 Oval shaped. ICD = 155 ft x 135 ft.
Midlothian, VA
Chesterfield Co.
United States 		St Francis Blvd. / (parking)
(37.46576, -77.66182) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Lakeland, FL
Polk Co.
United States 		Polytechnic Circle / Polytechnic Circle
(28.14440, -81.84474) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		Left-turn movements designated as through movements.
Lakeland, FL
Polk Co.
United States 		Greystone Dr. / Copper Ridge Blvd. / Winslow Blvd.
(28.15024, -82.00876) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Midlothian, VA
Chesterfield Co.
United States 		Live Oak Ln. / Live Oak Dr.
(37.52959, -77.59773) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Kellswater Bridge, NC
Cabarrus Co.
United States 		Kellswater Bridge Blvd. / Keady Mill Loop
(35.46391, -80.66261) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Kannapolis, NC
Cabarrus Co.
United States 		Furlong Way / Integra Springs Blvd.
(35.46969, -80.66614) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2010
Kannapolis, NC
Cabarrus Co.
United States 		Barr Rd. / (parking)
(35.44196, -80.68393) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Concord, NC
Cabarrus Co.
United States 		Hendrick Auto Plaza NW / (unknown)
(35.36084, -80.70281) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Fort Mill, SC
Lancaster Co.
United States 		Calvin Hall Rd. / Bailies Ridge Dr.
(34.99690, -80.87083) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Fort Mill, SC
York Co.
United States 		Felts Pkwy. / Red Forest Way
(34.97140, -80.91179) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking along circulatory roadway.
Rock Hill, SC
York Co.
United States 		Nassaw Circle / Charrow Town Rd.
(34.94494, -80.90986) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Rock Hill, SC
York Co.
United States 		Springdale Rd. / Old Springdale Rd. / Ivy Hill Ln.
(34.93659, -80.96407) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2006
Ponte Vedra Beach, FL
St. Johns Co.
United States 		Marsh Landing Pkwy. / Deer Trace Dr.
(30.22710, -81.39918) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
McCalla, AL
Jefferson Co.
United States 		Old Tuscaloosa Hwy. / McAdory School Rd.
(33.33566, -87.01218) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2022 https://www.youtube.com/watch?v=GS7xX-8KUkc
Calgary, AB
Division 6
Canada 		Sarcee Trl. SW / Na'a Dr. SW / Trans-Canada Hwy EB Ramps
(51.07800, -114.18891) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2017
Calgary, AB
Division 6
Canada 		Na'a Dr. SW / Na'a Plaza SW
(51.07872, -114.19234) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
58.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020
Calgary, AB
Division 6
Canada 		34 Ave. NW / Sarcee Trl. NW
(51.08368, -114.18893) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.0000 		Other (At-Grade)
Single-Lane 		2022
Calgary, AB
Division 6
Canada 		West Valley Rd. SW / 101 St. SW / 1 Ave. SW / Trans-Canada Hwy EB On-Ramp
(51.08514, -114.23423) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022
Calgary, AB
Division 6
Canada 		Valley Ridge Blvd. NW / Trans Canada Hwy EB Ramps
(51.08743, -114.24755) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
67.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2022
(unincorporated), SC
Spartanburg Co.
United States 		SC 11 / Parris Bridge Rd.
(35.15971, -81.91854) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022). https://www.wspa.com/news/roundabout-proposed-at-hwy-11-parris-bridge-road/
Madison, WI
Dane Co.
United States 		Felland Rd. / Tranquility Trl.
(43.12504, -89.27625) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 https://www.youtube.com/watch?v=nTuFFRcmDPY
Blandon, PA
Berks Co.
United States 		US 222 (Allentown Pike) / Tamarack Blvd. / Genesis Dr.
(40.45234, -75.89067) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2022 Year Completed estimated (2020-2022).
St Augustine, FL
St. Johns Co.
United States 		Four Mile Rd. / N Volusia St. / E Aiken St. / W Aiken St.
(29.89808, -81.34637) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2013
Ponte Vedra Beach, FL
St. Johns Co.
United States 		Hammock Cove Dr. / N Cove Dr.
(30.21276, -81.40119) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Ponte Vedra Beach, FL
St. Johns Co.
United States 		Sawgrass Island Dr. S / Whisper Lake Ln. E
(30.20539, -81.39944) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Palm Coast, FL
Flagler Co.
United States 		Front St. / Lagare St.
(29.55014, -81.16887) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Palm Coast, FL
Flagler Co.
United States 		Front St. / Lagare St.
(29.54162, -81.16480) 		Other
Existing 		Unknown
Unknown 		2 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Union Park, FL
Orange Co.
United States 		Royal Wulff Ln. / Red Ibis Ln.
(28.58266, -81.21059) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Union Park, FL
Orange Co.
United States 		Royal Wulff Ln. / Royal Wulff Ln.
(28.58286, -81.20970) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Union Park, FL
Orange Co.
United States 		Royal Wulff Ln. / Red Ibis Ln. / Blue Cahill Ln.
(28.58261, -81.20881) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Union Park, FL
Orange Co.
United States 		Green Badger Ln. / Red Quill Ln.
(28.58156, -81.21027) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Union Park, FL
Orange Co.
United States 		Blue Whistler Ln. / Green Badger Ln. / Red Quill Ln.
(28.58156, -81.20881) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Moscow, ID
Latah Co.
United States 		S Mountain View Rd. / E 6th St.
(46.73023, -116.98020) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2022
Montgomery, AL
Montgomery Co.
United States 		Taylor Lakes Pkwy. / Towering Oaks Dr.
(32.31210, -86.19300) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Montgomery, AL
Montgomery Co.
United States 		Monument Park Dr. / Chastain Park Dr. / Morning Side Park Dr.
(32.30911, -86.14268) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2008-2011).
Riverview, FL
Hillsborough Co.
United States 		Pavilion Palms Cir. / Pavilion Palms Cir.
(27.91604, -82.35103) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Brandon, FL
Hillsborough Co.
United States 		Bosque Creek Cir. / Bosque Creek Cir.
(27.93155, -82.34558) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Pinecrest West Park, FL
Hillsborough Co.
United States 		Woodland Corporate Blvd. / (parking)
(28.02159, -82.51890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1998-2002).
Westchase, FL
Hillsborough Co.
United States 		Tree Tops Lake Rd. / Tree Tops Lake Rd.
(28.05761, -82.59971) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter island on east leg.
Tarpon Springs Historic District, FL
Pinellas Co.
United States 		Green Dolphin Circle
(28.13602, -82.76029) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Building in central island.
Tarpon Springs Historic District, FL
Pinellas Co.
United States 		Philips Rd. / Cirtrine Trl.
(28.16708, -82.78959) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Windermere, FL
Orange Co.
United States 		Bridgewater Crossings Blvd. / Falcon Centre Ave. / Village Lakeview Ave.
(28.47916, -81.59135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2007 Painted splitter islands.
Winter Garden Village-Fowler Groves, FL
Orange Co.
United States 		Fowler Grove Blvd. / (parking)
(28.52428, -81.58447) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Winter Garden Village-Fowler Groves, FL
Orange Co.
United States 		Fowler Grove Blvd. / (parking)
(28.52351, -81.58337) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Florida Center, FL
Orange Co.
United States 		Grand Palm Dr. / Overlook Ct.
(28.47014, -81.45272) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2018
Orlando, FL
Orange Co.
United States 		Hillside Ave. / Ridgewood St.
(28.54655, -81.35393) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Orlando, FL
Orange Co.
United States 		N Forest Ave. / Ridgewood St.
(28.54655, -81.35515) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Orlando, FL
Orange Co.
United States 		N Glenwood Ave. / Bidwell St.
(28.54680, -81.35296) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Lake Frendrica, FL
Orange Co.
United States 		Calais Way. / (unknown)
(28.51201, -81.30806) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Pershing, FL
Orange Co.
United States 		(unknown)
(28.49767, -81.29662) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Coatesville, PA
Chester Co.
United States 		Trego Ave. / Fuller St.
(39.97676, -75.89185) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Coatesville, PA
Chester Co.
United States 		Trego Ave. / (unknown)
(39.97548, -75.89578) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Villages at Eastwood, FL
Orange Co.
United States 		Golfway Blvd. / Cavan Ln.
(28.53207, -81.17764) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
West End, MT
Yellowstone Co.
United States 		Central Ave. / S 36th St. W
(45.76949, -108.60726) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2019
West End, MT
Yellowstone Co.
United States 		Central Ave. / S 38th St. W
(45.76969, -108.61240) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2019
Novi, MI
Oakland Co.
United States 		Gateway Rd. / Woodstone Ln.
(42.52271, -83.49676) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Wixom, MI
Oakland Co.
United States 		W Chambers St. / Johanna Ware W
(42.52579, -83.53382) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Maple Ash, AZ
Maricopa Co.
United States 		W 9th St. / S Maple Ave.
(33.42046, -111.94122) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Maple Ash, AZ
Maricopa Co.
United States 		W 9th St. / S Ash Ave.
(33.42048, -111.94237) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Maple Ash, AZ
Maricopa Co.
United States 		W 11th St. / S Maple Ave.
(33.41763, -111.94123) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Maple Ash, AZ
Maricopa Co.
United States 		W 12th St. / S Maple Ave.
(33.41619, -111.94121) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Seven Valleys, PA
York Co.
United States 		Grand Lake Dr. / Grand Oak Way
(39.86507, -76.71601) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Seven Valleys, PA
York Co.
United States 		Countryside Rd. / Morningside Way
(39.86287, -76.71666) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Hartford, CT
Hartford Co.
United States 		Pulaski Circle
(41.76294, -72.67616) 		Rotary
Existing 		Other
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Yield on circulatory roadway.
New London, CT
New London Co.
United States 		Lincoln Ave. / Colver St.
(41.35554, -72.11288) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Niantic, CT
New London Co.
United States 		(Rocky Neck State Park entrance)
(41.31555, -72.24149) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Bridgeport, CT
Fairfield Co.
United States 		Soundview Dr. / Monument Dr.
(41.16021, -73.18696) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Westport, CT
Fairfield Co.
United States 		(Sherwood Island State Park entrance) / (Sherwood Island Connector)
(41.11541, -73.33051) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Longmeadow, MA
Hampden Co.
United States 		E Greenwich Rd. / Normandy Rd.
(42.06791, -72.56661) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Hanover, PA
York Co.
United States 		E Walnut St. / Keagy Ave.
(39.82267, -76.97161) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Hanover, PA
York Co.
United States 		E Walnut St. / Hollywood Ave.
(39.82089, -76.97224) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rockford, IL
Winnebago Co.
United States 		Lyford Rd. / (medical center entrance)
(42.31307, -88.95526) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2018 Yielding right-turn bypass lanes on south and east legs. Year Completed estimated (2018-2019).
Palm City, FL
Martin Co.
United States 		SW Mapp Rd. / SW Palm Cove Dr.
(27.19756, -80.28437) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2004).
Palm City, FL
Martin Co.
United States 		SW Bimini Circle S / SW Cayman Ct.
(27.19910, -80.31876) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Port St Lucie, FL
St. Lucie Co.
United States 		SE Veranda W Blvd. / SE Waterfall Ln.
(27.21059, -80.32488) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Salinas, CA
Monterey Co.
United States 		Alisal Rd. / Sconberg Pkwy.
(36.67234, -121.60073) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.0144 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Selbyville, DE
Sussex Co.
United States 		Sand Cove Rd. / Crosswinds Landing / Williamsville Rd.
(38.45556, -75.10488) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Millsboro, DE
Sussex Co.
United States 		Sterling Blvd. / Peninsula Esplanade
(38.60821, -75.16426) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ijamsville, MD
Frederick Co.
United States 		Whiskey Rd. / Whiskey Ct.
(39.36078, -77.30012) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ijamsville, MD
Frederick Co.
United States 		Royal Saint Andrews Pl. / Quail Creek Pl.
(39.38039, -77.30788) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ballenger Creek, MD
Frederick Co.
United States 		Newton Dr. / Hiteshow Dr. / Cheatham Way
(39.36597, -77.44595) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Frederick, MD
Frederick Co.
United States 		Jefferson Station Blvd. / Jefferson Commons Way
(39.39479, -77.44916) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015 Year Completed estimated (2013-2015).
Ballenger Creek, MD
Frederick Co.
United States 		Jefferson Technology Pkwy. / (unknown)
(39.39256, -77.45666) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Urbana, MD
Frederick Co.
United States 		Stone Barn Dr. / Longleaf Dr.
(39.33278, -77.36713) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Gaithersburg, MD
Montgomery Co.
United States 		Perry Pkwy. / (parking)
(39.14899, -77.21048) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2004 Year Completed estimated (2002-2005).
Redland, MD
Montgomery Co.
United States 		Columbus Ave. / Gramercy Blvd.
(39.12362, -77.16494) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
King Farm, MD
Montgomery Co.
United States 		Pleasant Circle
(39.11623, -77.17518) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Potomac, MD
Montgomery Co.
United States 		10600 Morning Field Dr. / Sunny Brooke Ln. / Sunny Brooke Pl.
(39.07423, -77.21561) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Potomac, MD
Montgomery Co.
United States 		Broad Green Dr. / Clagett Farm Dr.
(39.04566, -77.19669) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Potomac, MD
Montgomery Co.
United States 		Larkmeade Ln. / Bells Ridge Dr.
(39.03483, -77.16775) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Leesburg, VA
Loudoun Co.
United States 		Beauregard Dr. SE / Fortress Cir. SE
(39.09720, -77.55053) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Paeonian Springs, VA
Loudoun Co.
United States 		Charles Town Pike / SR 7 WB Ramps
(39.14190, -77.61205) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2015 Year Completed estimated (2014-2016).
Waterford, VA
Loudoun Co.
United States 		Charles Town Pike / E Colonial Hwy. / Dry Mill Pkwy. / SR 7 EB Ramps
(39.14003, -77.61273) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2015 Combines two stop-controlled intersections. Year Completed estimated (2014-2016).
Tallyns Reach, CO
Arapahoe Co.
United States 		E Roxbury Dr. / E Easter Dr.
(39.58714, -104.71273) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Inspiration, CO
Douglas Co.
United States 		Gartrell Rd. / E Rocky Top Ave.
(39.55491, -104.70847) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).
Rowley Downs, CO
Douglas Co.
United States 		Aintree Ct. / Aintree Pl.
(39.50899, -104.75397) 		Other
Existing 		Unknown
Unknown 		3 Approaches
2 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Lawrenceville, GA
Gwinnett Co.
United States 		Langley Dr. / Constitution Blvd.
(33.95259, -83.99519) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 https://www.gwinnettcounty.com/web/gwinnett/home/stories/viewstory/-/story/SPLOST_2Roundabouts_Summer2021
East Greenbush, NY
Rensselaer Co.
United States 		US 4 (Troy Rd.) / I-90-Rte 9 WB Ramps
(42.62923, -73.70059) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2022
Hidden River, CO
Douglas Co.
United States 		Club Dr. / Bridlewood Ln.
(39.50029, -104.74912) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands; only diverging yellow lines.