4387 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways Functional Class /
LaneType
Year Completed Comments
Canandaigua, NY
Ontario Co.
United States
CR 10/CR 46
(42.88665, -77.24563)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2013
Gaithersburg, MD
Montgomery
United States
Kentlands Blvd./Main St.
(39.12333, -77.23855)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
1993 Previously controlled by two-way stop Functional Class: Arterial
Woodbridge, VA
Prince William
United States
Belmont Bay Dr./Palisades St.
(38.65612, -77.23753)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000
Woodbridge, VA
Prince William
United States
Belmont Bay Dr./Course View Way
(38.65403, -77.23640)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2000
Gaithersburg, MD
Montgomery
United States
Kentlands Blvd./Market St.
(39.12309, -77.23489)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
1993 Functional Class: Arterial. Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery
United States
Winter Walk Dr./Highland Ridge Ave.
(39.12807, -77.22692)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1998 Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs.
Gaithersburg, MD
Montgomery
United States
Orchard Ridge Dr./Mill Green Ave.
(39.12559, -77.22635)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2002
Picton, ON
Prince Edward
Canada
Loyalist Pkwy./Sandy Hook Rd.
(43.99449, -77.17838)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2010 Year Completed estimated (2009-2011).
Taneytown, MD
Carroll
United States
MD 140/MD 832/Antrim Blvd.
(39.64809, -77.15468)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
1996 Completed August 1996. Curbs set for double lane, striped for single outer circulating lane. Previously controlled by two-way stop Functional Class: Arterial
(unincorporated), PA
Perry
United States
SR 34/Sunnyside Dr./Mountain Rd.
(40.29453, -77.13262)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2014 Designed to be expanded to two-lane roundabout.
Corning, NY
Steuben
United States
Robert Dann Blvd/Aurene Dr./Creekside Dr.
(42.16506, -77.11484)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2003 Access permits for R&D plant.
Erwin, NY
Steuben
United States
Robert Dann Dr./Science Center Rd.
(42.15936, -77.11082)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2001 Functional Class: Collector.
Washington, DC
N/A
United States
Westmoreland Circle (Mass. Ave./Dalecarlia Pkwy/Western Ave.)
(38.94892, -77.10097)
Rotary
Existing
Free Merge
None
6 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Ward Circle (Mass. Ave./Nebraska Ave.)
(38.93792, -77.08590)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Talleysville, VA

United States
Emmaus Church Rd./(unknown)
(37.50685, -77.08140)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2008 Right-turn only lanes on all approaches with only one circulating lane.
Washington, DC
N/A
United States
Tenley Circle (Nebraska Ave./Wisconsin Ave./Yuma St.)
(38.94628, -77.07875)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Talleysville, VA

United States
Emmaus Church Rd./(unknown)
(37.51449, -77.07822)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2008 Right-turn only lanes on all approaches with only one circulating lane.
Washington, DC
N/A
United States
Chevy Chase Circle (Conn. Ave./Western Ave.)
(38.96761, -77.07716)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Talleysville, VA

United States
New Kent Hwy./Old Church Rd.
(37.52467, -77.07560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2008 Two free flowing right-turn bypass lanes
Lisbon, MD
Howard
United States
MD 94/MD 144
(39.33700, -77.07360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1993 First roundabout in Maryland. Built initially as temporary, made permanent after one month. Previously controlled by two-way stop
Lisbon, MD
Howard
United States
MD 94/Old Frederick Rd. (Lisbon North)
(39.34810, -77.06930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999
Arlington, VA
Arlington
United States
Memorial Dr./Arlington Memorial Bridge
(38.88573, -77.06004)
Rotary
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other
Unknown
Washington, DC
N/A
United States
Sheridan Circle (Mass Ave./23rd St./R St.)
(38.91214, -77.05065)
Rotary
Existing
Free Merge
None
0 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Washington Circle (Penn. Ave./New Hampshire Ave./23rd St./K St.)
(38.90252, -77.05010)
Rotary
Existing
Signal
None
8 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Dupont Circle (Mass Ave./Conn. Ave./New Hampshire Ave.19th St./P St.)
(38.90965, -77.04344)
Rotary
Existing
Signal
None
10 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Scott Circle (Mass. Ave./Rhode Isl. Ave./16th St./N St.)
(38.90725, -77.03654)
Rotary
Existing
Signal
None
6 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
New Bern, NC
Craven
United States
Broad St./Front St.
(35.10776, -77.03563)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Other
Single-Lane
2001 Part of enhancement project.
Washington, DC
N/A
United States
Thomas Circle (Mass Ave./Vermont Ave./14th St./M St.)
(38.90565, -77.03196)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Logan Circle (Rhode Isl. Ave./Vermont Ave./13th St./P St.)
(38.90965, -77.02963)
Rotary
Existing
Signal
None
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Sherman Circle (Kansas Ave./Illinois Ave./Crittenden St.)
(38.94733, -77.02190)
Rotary
Existing
All-Way Stop
None
6 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
Grant Circle (New Hampshire Ave./Illinois Ave./Varnum St./NW 5th St.)
(38.94312, -77.01926)
Rotary
Existing
All-Way Stop
None
8 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Washington, DC
N/A
United States
G St./3rd St. SW
(38.88127, -77.01520)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other
Unknown
Washington, DC
N/A
United States
H St./Delaware Ave.
(38.88028, -77.01262)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other
Unknown
Washington, DC
N/A
United States
G St./1st St. SW
(38.88119, -77.01228)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other
Unknown
Oxon Hill, MD
Prince Georges
United States
National Harbor Blvd./American Way
(38.78227, -77.01099)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2009
Fort Washington, MD
Prince George's Co.
United States
Oxon Hill Rd & Kerby Hill Rd
(38.77933, -77.00613)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2015
Oxon Hill, MD
Prince George's Co.
United States
Oxen Hill Rd & Cedar Ridge Dr & Panorama Dr
(38.78430, -77.00576)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2015
(unincorporated), MD
Prince Georges
United States
Ft. Washington Rd./Swan Creek Rd.
(38.72498, -77.00491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Fourth leg added. Year Completed unknown (before 2001).
Oxon Hill, MD
Prince George's Co.
United States
Oxon Hill Rd & driveways
(38.79160, -77.00384)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2015
Williamsport, PA
Lycoming
United States
Via Bella St./William St.
(41.23740, -77.00319)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Williamsport, PA
Lycoming
United States
Via Bella St./Court St.
(41.23876, -77.00027)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Williamsport, PA
Lycoming
United States
Via Bella St./Mulberry St.
(41.24000, -76.99792)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Washington, DC
City of Washington
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
Other
Multilane (2 Lane)
2010 First true roundabout in District of Columbia
Washington, DC
N/A
United States
Pennsylvania Ave./Potomac Ave.
(38.88034, -76.98549)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Unknown
Waldorf, MD
Charles
United States
Davis Rd./(School entrance)
(38.63609, -76.97873)
Roundabout
Existing
All-Way Yield
None
2 Approaches
1 Driveways
Other
Single-Lane
2005 Functional Class: Local
Washington, DC
N/A
United States
New York Ave./Montana Ave./West Virginia Ave.
(38.91723, -76.97813)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Unknown
Westminster, MD
Carroll
United States
Market St./Gorsuch Rd.
(39.57010, -76.97452)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2005 Right-turn bypass lanes on SW and SE quadrants.
Sykesville, MD
Carroll Co.
United States
Smithfield Ave & Warfield Ave
(39.37673, -76.96410)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2007 Elliptical
Washington, DC
N/A
United States
Randle Circle (Mass. Ave./Minn. Ave./K St.)
(38.87810, -76.96148)
Rotary
Existing
Signal
None
7 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Mount Rainier, MD
Prince Georges
United States
US 1/34th St./Perry St.
(38.93647, -76.96074)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
2001 Functional Class: Arterial

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