City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Seneca,
SC Oconee Co. United States |
Wells Hwy / Mormon Church Rd. / N Strawberry Farms Rd. (34.65761, -82.95173) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.6307 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Holly Hill,
SC Orangeburg Co. United States |
Branchdale Hwy / Camden Rd. (33.38775, -80.42287) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.9111 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Liberty,
SC Pickens Co. United States |
Moorefield Memorial Hwy (US 178) / Flat Rock Rd. / Five Forks Rd. / N Old Pendleton Rd. (34.76680, -82.65711) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 42.1880 |
Other (At-Grade) Single-Lane |
2015 | Replaced two closely spaced stop-controlled intersections. ICD estimated from Google Maps linework. |
Sumter,
SC Sumter Co. United States |
Pinewood Rd. / Kolb Rd. (33.86858, -80.40494) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.6919 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
Miller Farms,
SC York Co. United States |
Lincoln Rd. / Old Limestone Rd. (35.03978, -81.21612) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.2251 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Sterling,
MA Worcester Co. United States |
Leominster Rd. (Rte 12) / I-190 SB Ramps (42.46038, -71.74610) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
3 Approaches 0 Driveways 41.4121 |
Freeway Ramps (Grade-Separated) Single-Lane |
2018 | RRFB ICD estimated from Google Maps linework. |
Sterling,
MA Worcester Co. United States |
Leominster Rd. (Rte 12) / Chocksett Rd. (42.45284, -71.74849) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.7735 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
London,
ON Middlesex Canada |
Trafalgar St. / Hale St. (42.98579, -81.19280) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9471 |
Other (At-Grade) Single-Lane |
2010 | Built on a overpass above Canadian National Railway tracks. Replaced two T-intersections and an at-grade rail crossing. Named the Charley Fox Memorial Overpass and Roundabout ICD estimated from Google Maps linework. |
Perth South,
ON Perth Canada |
Hwy 7 / Line 19 (43.24750, -81.08493) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.7576 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Perth South,
ON Perth Canada |
Road 119 / County Rd 9 (43.27026, -81.06800) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 43.4812 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Perth South,
ON Perth Canada |
Ontario Hwy 7 / Line 20 (43.30862, -81.03567) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5012 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Guelph,
ON Wellington Canada |
Ontario Hwy 7 / Jones Baseline (43.57942, -80.18623) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0122 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Sandy Springs,
GA Fulton Co. United States |
Northridge Rd. / Somerset Ct. (33.98218, -84.33988) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 23.7684 |
Other (At-Grade) Single-Lane |
2015 | Stop sign and no splitter island on side road (Somerset Ct) ICD estimated from Google Maps linework. |
Roswell,
GA Fulton Co. United States |
Hardscrabble Rd. / Chaffin Rd. (34.06920, -84.37389) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2018 | Currently striped as single-lane movement from east to west but designed for expansion to two lanes. |
Scituate,
MA Plymouth Co. United States |
County Way / New Driftway / Main St. (Rte 123) / Chief Justice Cushing Hwy (Rte 3A) (42.17701, -70.75060) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 58.4157 |
Other (At-Grade) Single-Lane |
2008 | Pedestrian facilities, RTBPL ICD estimated from Google Maps linework. |
North Falmouth,
MA Barnstable Co. United States |
N Falmouth Hwy (Rte 28A) / Quaker Rd. / Rockledge Dr. (41.63308, -70.61831) |
Rotary Existing |
Uncontrolled Unknown |
4 Approaches 1 Driveways 65.1641 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Mashpee,
MA Barnstable Co. United States |
Nathan Ellis Hwy (Rte 151) / Falmouth Rd. (Rte 28) / Great Neck Road (41.61840, -70.48709) |
Rotary Existing |
All-Way Yield Unknown |
4 Approaches 2 Driveways 108.0363 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Sandwich,
MA Barnstable Co. United States |
Harlow Rd. / Cotuit Rd. / S Sandwich Rd. (41.66884, -70.47018) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.9806 |
Other (At-Grade) Single-Lane |
2013 | no crosswalks ICD estimated from Google Maps linework. |
Chatham,
MA Barnstable Co. United States |
Main St. (Rte 28) / Stage Harbor Rd. / Old Harbor Rd. (Rte 28) / Queen Anne Rd. (41.68267, -69.96167) |
Other Existing |
All-Way Yield None |
5 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian crossing within circulatory roadway. | |
East Harwich,
MA Barnstable Co. United States |
Queen Anne Rd. / Orleans-Harwich Rd. (Rte 39) (41.70049, -70.03164) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.8855 |
Other (At-Grade) Single-Lane |
2006 | no crosswalks, no sidewalks ICD estimated from Google Maps linework. |
Hyannis,
MA Barnstable Co. United States |
Main St. / North St. / Scudder Ave. / W Main St. (41.64737, -70.29656) |
Rotary Existing |
Other None |
4 Approaches 4 Driveways 56.2250 |
Other (At-Grade) Single-Lane |
Yield control with stop control on North Street. ICD estimated from Google Maps linework. | |
South Yarmouth,
MA Barnstable Co. United States |
Wampanoag Rd. / Eldridge Rd. (41.64863, -70.21542) |
Traffic Calming Circle Existing |
Uncontrolled None |
4 Approaches 0 Driveways 39.2675 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Dennis,
MA Barnstable Co. United States |
Davis Beach Rd. / Lighthouse Rd. / Loring Ave. (41.65225, -70.17300) |
Rotary Existing |
Uncontrolled None |
4 Approaches 0 Driveways 40.1577 |
Other (At-Grade) Single-Lane |
Stop control on the Davis Beach driveway ICD estimated from Google Maps linework. | |
Mashpee,
MA Barnstable Co. United States |
Rock Landing Rd. / Cross Rd. / Greensward Rd. (41.57286, -70.47406) |
Traffic Calming Circle Existing |
Other Unknown |
4 Approaches 0 Driveways 55.3965 |
Other (At-Grade) Single-Lane |
Private roads. Mixed Stop-controlled and free-merge. ICD estimated from Google Maps linework. | |
Mashpee,
MA Barnstable Co. United States |
Triton Sound Circle / Troon Way / Greenwards Rd. / Shore Dr. West / Landmark Ave. (41.56210, -70.47509) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
5 Approaches 0 Driveways 57.1930 |
Other (At-Grade) Single-Lane |
On private roads ICD estimated from Google Maps linework. | |
Hyannis,
MA Barnstable Co. United States |
Bearses Way / Basset Lane (41.65436, -70.29148) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8786 |
Other (At-Grade) Single-Lane |
2009 | crosswalks on all approaches ICD estimated from Google Maps linework. |
Braintree,
MA Norfolk Co. United States |
Union Street / Rte 3 (42.21028, -70.99659) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 65.4619 |
Freeway Ramps (Grade-Separated) Single-Lane |
Braintree Rotary ICD estimated from Google Maps linework. | |
Research,
VIC Australia |
Main Rd. / Ingrams Rd. / Raglan Rd. (-37.70357, 145.18064) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.7335 |
Other (At-Grade) Single-Lane |
Steep grade on Main Rd. through roundabout. ICD estimated from Google Maps linework. | |
Research,
VIC Australia |
Main Rd. / Research-Warrandyte Rd. (-37.70365, 145.17914) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 25.5132 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
East Hants,
NS Hants Canada |
Hwy 14 E / County 224 / Hwy 102 EB ramps (45.05516, -63.44175) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.4978 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Year Completed estimated (2005-2011). ICD estimated from Google Maps linework. |
East Hants,
NS Hants Canada |
Hwy 14 / Hwy 102 SB (45.05648, -63.44497) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Year Completed estimated (2005-2011). |
McMinnville,
OR Yamhill Co. United States |
NW Hill Rd. / NW Baker Creek Rd. (45.22708, -123.22767) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.4877 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Dayton,
OH Greene Co. United States |
Swigart Road / James Madison Trail N (39.67417, -84.10436) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.2548 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
Beavercreek,
OH Greene Co. United States |
Idea Cetner Blvd. / Product Way (39.71487, -84.10120) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.8054 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Beavercreek,
OH Greene Co. United States |
Park Overlook Dr. / Private Parking Lot (39.76489, -84.07360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.1318 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Beavercreek,
OH Greene Co. United States |
Park Overlook Dr / Hibiscus Way (39.76605, -84.06898) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 26.6230 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Troy,
OH Miami Co. United States |
Main St. (Rte 41) / Market St. (Rte 55) (40.03961, -84.20333) |
Other Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Painted splitter islands. Right-turn-only lanes on all legs. | |
Fitchburg,
MA Worcester Co. United States |
Rindge Rd. / John Fitch Hwy / Mechanic St. (Rte 31) / Ashby State Rd. (Rte 31) (42.60170, -71.80156) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.8900 |
Other (At-Grade) Single-Lane |
2010 | RTYL ICD estimated from Google Maps linework. |
Ayer,
MA Middlesex Co. United States |
Main St. (Rte 2A, Rte 111) / Sandy Pond Rd. / Littleton Rd. (Rte 2A, Rte 110) / Harvard Rd. (Rte 110, Rte 111) / Barnum Rd (42.55279, -71.57239) |
Rotary Existing |
Other None |
5 Approaches 0 Driveways 118.7740 |
Other (At-Grade) Single-Lane |
All-Yield Control expect for Barnum Rd (Stop-controlled) ICD estimated from Google Maps linework. | |
Freetown,
MA Bristol Co. United States |
Country Rd. / Chace Rd. / Mason Rd (41.77072, -70.95551) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.7393 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Riverhead,
NY Suffolk Co. United States |
Osborn Ave. / Middle Rd. / Horton Ave. (40.93469, -72.69623) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2007-2008). |
Gardner,
MA Worcester Co. United States |
Timpany Blvd (Rte 68) / Rte 2 (42.56665, -71.99296) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 140.7379 |
Freeway Ramps (Grade-Separated) Single-Lane |
Crosswalks present ICD estimated from Google Maps linework. | |
Waterloo,
ON Waterloo Canada |
Labrador Dr / RIM Campus Ln (43.51601, -80.51332) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.2510 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Waterloo,
ON Waterloo Canada |
New Bedford Dr / Eastbridge Blvd / Shediac Crescent (43.51109, -80.50054) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.5765 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Waterloo,
ON Waterloo Canada |
Margaret Ave S / Union St E (43.46732, -80.49974) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 22.5369 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
Waterloo,
ON Waterloo Canada |
Hagey Blvd. / Wes Graham Way (43.47997, -80.54992) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 80.0000 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (before 2005). |
Waterloo,
ON Waterloo Canada |
Laurelwood Dr / James Downey Way (43.47541, -80.56870) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.6010 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
Waterloo,
ON Waterloo Canada |
Laurelwood Dr / Beaver Creek Rd (43.47220, -80.57985) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.9349 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
Waterloo,
ON Waterloo Canada |
Laurelwood Dr. / Blue Beach Blvd. (43.46997, -80.59517) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2001-2004). |
Kitchener,
ON Waterloo Canada |
Grand Flats Trail / Eden Oak Trail (43.45085, -80.40324) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 29.4794 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
Cambridge,
ON Waterloo Canada |
Horton Walk / Baldwin Dr. (43.44729, -80.30699) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.0000 |
Other (At-Grade) Single-Lane |
2010 | Year Completed estimated (2009-2012). |
Johns Creek,
GA Fulton Co. United States |
Boles Rd / Bell Rd (34.03935, -84.15603) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.5874 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Newport,
KY Campbell Co. United States |
W 4th St. / 3rd St. / 5th St. / Chestnut Way (39.08959, -84.49992) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 66.7434 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Sundre,
AB Alberta Canada |
Hwy 27 (Main Ave. W) / 2nd St. (51.79706, -114.64184) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2017 | Temporary, modular installation. |
Jackson,
GA Butts Co. United States |
GA 36 / Keys Ferry Rd. / Barnetts Bridge Rd. (33.38354, -83.90334) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Initially installed in 2017 as a modular, rapid-install roundabout (ICD = 70 ft). Converted to single-lane roundabout with raised central island in 2022. https://www.jacksonprogress-argus.com/news/roundabout-replacement-at-hwy-36-and-barnetts-bridge-road-in-butts-county-begins-jan-31/article_58c8363c-806c-11ec-be5a-efce5e2209d4.html |
Somerville,
MA Middlesex Co. United States |
Great River Rd. / Grand Union Blvd. (42.39621, -71.08140) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.7524 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
North Plymouth,
MA Plymouth Co. United States |
Water St. / South Park Ave. (41.96132, -70.66773) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.5310 |
Other (At-Grade) Single-Lane |
2014 | rotary conversion ICD estimated from Google Maps linework. |
Toronto,
ON Toronto Canada |
Connaught Cir. / Claxton Blvd. (43.68917, -79.42497) |
Other Existing |
All-Way Stop Unknown |
3 Approaches 0 Driveways 39.7263 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
South Fulton,
GA Fulton Co. United States |
Cascade-Palmetto Hwy (GA154) / Cedar Grove Rd / Ridge Rd (33.61907, -84.67141) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.7770 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
Windsor,
CA Sonoma Co. United States |
Old Redwood Hwy / Market St (38.54956, -122.81353) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.5598 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
Windsor,
CA Sonoma Co. United States |
Old Redwood Hwy / Windsor Rd (38.55271, -122.81661) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7562 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Amesbury,
MA Essex Co. United States |
Friend St / School St (Rte 150) / Allens Ct (42.85615, -70.93410) |
Roundabout Existing |
Other None |
4 Approaches 0 Driveways 26.2656 |
Other (At-Grade) Single-Lane |
2001 | North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework. |
Amesbury,
MA Essex Co. United States |
Market St (Rte 150) / Elm St / Main St (Rte 150) / High St (42.85794, -70.93010) |
Traffic Calming Circle Existing |
Other None |
4 Approaches 0 Driveways 13.1324 |
Other (At-Grade) Single-Lane |
On-Street parking in the traffic circle ICD estimated from Google Maps linework. | |
Gloucester,
MA Essex Co. United States |
Washington St / Middle St (42.61204, -70.66700) |
Traffic Calming Circle Existing |
Uncontrolled None |
4 Approaches 0 Driveways 25.4902 |
Other (At-Grade) Single-Lane |
Pavement markings done around 2013, on-street parking at traffic circle ICD estimated from Google Maps linework. | |
Georgetown,
DE Sussex Co. United States |
Zoar Rd. / Bethesda Rd. / Speedway Rd. (38.65384, -75.36140) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.9711 |
Other (At-Grade) Single-Lane |
2017 | Replaced two closely spaced TWSC intersections. ICD estimated from Google Maps linework. |
Georgetown,
DE Sussex Co. United States |
The Circle (Georgetown Circle) (38.69005, -75.38587) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 66.1876 |
Other (At-Grade) Single-Lane |
1791 | New town built as county seat centered on circle instead of more traditional square. Pedestrian access to center island. Parking at buildings on the circle. No raised splitter islands. ICD estimated from Google Maps linework. |
Swampscott,
MA Essex Co. United States |
Monument Ave / Elmwood Rd (42.46952, -70.91737) |
Traffic Calming Circle Existing |
All-Way Stop None |
4 Approaches 0 Driveways 35.2392 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Lynn,
MA Essex Co. United States |
Western Ave (Rte 107) / Federal St / South St / Market Square (42.46260, -70.96575) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 54.6268 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
East Boston,
MA Suffolk Co. United States |
Saratoga St / Boardman St / Ford St (42.38701, -71.00805) |
Traffic Calming Circle Existing |
Other None |
4 Approaches 0 Driveways 25.5821 |
Other (At-Grade) Single-Lane |
control type: Ford St and Boardman St all-way stop On-street parking on both sides. ICD estimated from Google Maps linework. | |
Medford,
MA Middlesex Co. United States |
Highland Ave. / Woodland Rd. / Elm St. (42.44247, -71.09392) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Single-Lane |
2015 | Added roundabout style pavement markings on approaches and definition of circulating roadway in approx. 2015. Right-turn-only lane and two-lane exit on north leg. |
Somerville,
MA Middlesex Co. United States |
Powder House Square [Powder House Blvd. / Broadway / College Ave. / Werner St.] (42.40114, -71.11677) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Single-Lane |
2021 | Originally 2-lane traffic circle with signal control on all entries and central island originally accessible for pedestrians. Converted to a single-lane roundabout in 2021 using only signing, striping, and raised markers. As of March 2022, all signals (including pedestrian signals) have been covered. |
Winchester,
MA Middlesex Co. United States |
Main St / Mt Vernon St / Church St / Park St / Laraway Rd (42.45281, -71.13716) |
Rotary Existing |
Uncontrolled Pedestrian Signal (red-yellow-green to drivers) |
5 Approaches 0 Driveways 47.5856 |
Other (At-Grade) Single-Lane |
Improved ped crossings (markings) approx. 2001. Ped access to train station nearby. Bike racks. on-street parking on circular roadway. ICD estimated from Google Maps linework. | |
Bel Air South,
MD Harford Co. United States |
S Tollgate Rd. / Plumtree Rd. (39.50070, -76.33349) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.3332 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Bel Air South,
MD Harford Co. United States |
S Tollgate Rd. / W Ring Factory Rd. (39.50873, -76.34550) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 28.5652 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2007). ICD estimated from Google Maps linework. |
Bel Air South,
MD Harford Co. United States |
Abingdon Rd. / Dunbarton Dr. / Box Hill S Pkwy. (39.47491, -76.30092) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.8134 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2007). ICD estimated from Google Maps linework. |
Bel Air North,
MD Harford Co. United States |
Moores Mill Rd. / Southampton Rd. (39.54847, -76.33536) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.6279 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Pueblo,
CO Pueblo Co. United States |
N Purcell Rd. / E Platteville Blvd. (38.35647, -104.69429) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.7158 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
Franklin Lakes,
NJ Bergen Co. United States |
Franklin Lake Rd. / High Mountain Rd. (40.99348, -74.21235) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2409 |
Other (At-Grade) Single-Lane |
2014 | Upgraded from a neighborhood traffic circle in 2014 ICD estimated from Google Maps linework. |
Belmont,
MA Middlesex Co. United States |
Orchard St / Stone St (42.39213, -71.16707) |
Traffic Calming Circle Existing |
Uncontrolled None |
3 Approaches 6 Driveways 57.3345 |
Other (At-Grade) Single-Lane |
No traffic signs nor pavement markings present. ICD estimated from Google Maps linework. | |
Princeton,
NJ Mercer Co. United States |
Alexander St. / University Pl. (40.34305, -74.66085) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.0398 |
Other (At-Grade) Single-Lane |
2014 | Bike sharrows and parking cutouts on one leg. ICD estimated from Google Maps linework. |
Princeton,
NJ Mercer Co. United States |
Elm Dr. / South Dr. (40.34078, -74.65595) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 1 Driveways 29.1305 |
Other (At-Grade) Single-Lane |
2000 | Year Completed estimated (1997-2002). ICD estimated from Google Maps linework. |
Boston,
MA Suffolk Co. United States |
Northern Ave / Massport Haul Rd / Fid Kennedy Rd (42.34767, -71.03621) |
Traffic Calming Circle Existing |
Other None |
4 Approaches 1 Driveways 24.7154 |
Other (At-Grade) Single-Lane |
New pavement markings (roundabout like) on approaches in June 2017. Control Type: 2 yield (Northern Ave), 1 stop Massport Haul Rd and 1 uncontrolled (stop sign is missing?) (Fid Kennedy Ave). ICD estimated from Google Maps linework. | |
Boston,
MA Suffolk Co. United States |
Dominic J Bianculli Blvd / University Dr (42.31403, -71.04246) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 1 Driveways 37.0930 |
Other (At-Grade) Single-Lane |
2018 | This rotary seems to have been demolished in 2016 and converted to a roundabout in 2018. ICD estimated from Google Maps linework. |
Brookline,
MA Norfolk Co. United States |
Chestnut St / Pond Ave (42.32283, -71.11966) |
Rotary Existing |
All-Way Yield None |
3 Approaches 1 Driveways 36.2047 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Watertown,
SD Codington Co. United States |
US 81 (5th St.) / 20th Ave. SE (44.87638, -97.10890) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2018 | First roundabout by South Dakota Department of Transportation. |
Sioux Falls,
SD Lincoln Co. United States |
Louise Ave. / 271st St. (43.46078, -96.76732) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.2118 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Quincy,
MA Norfolk Co. United States |
Palmer St / Yardarm Ln / Bicknell St (42.25300, -70.96574) |
Rotary Existing |
Uncontrolled None |
4 Approaches 2 Driveways 70.7217 |
Other (At-Grade) Single-Lane |
Neighborhood area ICD estimated from Google Maps linework. | |
Forest Park,
MO St. Louis City Co. United States |
Hampton Ave. / Concourse Dr. / Wells Dr. (38.63316, -90.28546) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7207 |
Other (At-Grade) Single-Lane |
2009 | Right-turn bypass lane merge in crosswalk area. ICD estimated from Google Maps linework. |
Forest Park,
MO St. Louis City Co. United States |
Concourse Dr. / Washington Dr. (38.63495, -90.28480) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.3234 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Forest Park,
MO St. Louis City Co. United States |
Government Dr. / Wells Dr. (38.63437, -90.30113) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 44.7814 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Aloha,
OR Washington Co. United States |
SW 175th St. / SW Kemmer Rd. (45.45121, -122.85724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.3785 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Bossier City,
LA Bossier Par. United States |
W 1st St. / Spears St. (32.52108, -93.73971) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.2256 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Bossier City,
LA Bossier Par. United States |
W 1st St. / Margaritaville Way / Colquitt St. (32.52193, -93.73982) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.2112 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Weymouth,
MA Norfolk Co. United States |
North St / East St / Norton St (42.23165, -70.94496) |
Traffic Calming Circle Existing |
Other None |
4 Approaches 1 Driveways 25.6453 |
Other (At-Grade) Single-Lane |
Control Type is Mixed: Yield on circular road, stop on East St approach, yield on North St SB approach ICD estimated from Google Maps linework. | |
Somerset,
MA Bristol Co. United States |
Brayton Ave / Riverside Ave / Wilbur Ave (41.72272, -71.16043) |
Rotary Existing |
Other None |
4 Approaches 1 Driveways 33.8738 |
Other (At-Grade) Single-Lane |
Brayton approach is stop-controlled ICD estimated from Google Maps linework. | |
Toronto,
ON Toronto Canada |
Port Union Rd. / Bridgend St. (43.77682, -79.13549) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 31.0447 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
Markham,
ON York Canada |
Swan Lake Blvd. / Lakeside Vista Way. (43.89623, -79.25077) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 38.0000 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (2000-2001). |
Hasbrouck Heights,
NJ Bergen Co. United States |
Passaic Ave. / Boulevard (40.85798, -74.08175) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 54.1986 |
Other (At-Grade) Single-Lane |
Very narrow splitter islands. ICD estimated from Google Maps linework. | |
South Yarmouth,
MA Barnstable Co. United States |
River St / Pleasant St (41.65652, -70.19715) |
Traffic Calming Circle Existing |
Uncontrolled None |
3 Approaches 2 Driveways 36.5857 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Markham,
ON York Canada |
Wilfred Murison Ave / William Berczy Blvd (43.88681, -79.30799) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.4560 |
Other (At-Grade) Single-Lane |
2015 | Previously a traffic circle ICD estimated from Google Maps linework. |