Roundabouts Database

29554 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
(unincorporated), WI
Dane Co.
United States 		US 14 / STH 92 / Biglow Rd.
(42.85434, -89.34080) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.channel3000.com/u-s-highway-14-to-close-between-oregon-brooklyn-starting-next-week/
Whitewater, WI
Jefferson Co.
United States 		Burr Oak Trl. / N Acorn Ridge
(42.85569, -88.74258) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.6434 		Other (At-Grade)
Single-Lane 		2007 Opened October 2007. Functional Class: Local 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.
Muskego, WI
Waukesha Co.
United States 		CTH Y (Racine Ave.) / Kelsey Dr.
(42.85757, -88.15911) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.6425 		Other (At-Grade)
Single-Lane 		2009 Opened November 9, 2009. 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.
Buffalo, NY
Erie Co.
United States 		Fuhrmann Blvd. / Outer Harbor Dr.
(42.86220, -78.87408) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.3945 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Schenectady, NY
Schenectady Co.
United States 		Rte 29 / Glenridge Rd.
(42.86709, -73.90634) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.7653 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Merrimack, NH
Hillsborough Co.
United States 		Baboosic Lake Rd. / Turkey Hill Rd.
(42.86727, -71.51565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2021 https://www.facebook.com/merrimacktv/videos/turkey-hill-baboosic-lake-rd-roundabout-now-complete/730203548391115/
Clifton Park, NY
Saratoga Co.
United States 		Rte 146 / Rte 146A / Vischer Ferry Rd.
(42.87020, -73.82034) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7660 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 https://wnyt.com/news/last-phase-of-construction-underway-at-clifton-park-roundabout-route-146-route-146a-vischer-ferry-road/5528433/ ICD estimated from Google Maps linework.
Londonderry, NH
Rockingham Co.
United States 		Michels Way / Main St.
(42.87228, -71.35008) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Londonderry, NH
Rockingham Co.
United States 		Michels Way / First Ave.
(42.87405, -71.35055) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Swanzey, NH
Cheshire Co.
United States 		Old Homestead Hwy. (NH 32) / Sawyer's Crossing Rd.
(42.87428, -72.28155) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/roundabout-pho-swanzey40485.pdf
Kentwood, MI
Kent Co.
United States 		Breton Rd. SE / Walma Ave. SE
(42.87452, -85.59791) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1371 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Peterborough, NH
Hillsborough Co.
United States 		NH 101 / Shaw's Plaza entrance
(42.87519, -71.96153) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.0080 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Brattleboro, VT
Windham Co.
United States 		Rte 9 / Rte 5
(42.88500, -72.55670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1999 Adjacent to I-89. Heavy truck volume (>7%).
Buffalo, NY
Erie Co.
United States 		Niagara Square
(42.88642, -78.87815) 		Other
Existing 		Other
Other 		7 Approaches
0 Driveways
115.5118 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Canandaigua, NY
Ontario Co.
United States 		CR 10 / CR 46
(42.88665, -77.24563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.5031 		Other (At-Grade)
Single-Lane 		2013 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.
Peterborough, NH
Hillsborough Co.
United States 		Old Street Rd. / Parmalee Dr. / Monadnock Community Hospital entrance
(42.89272, -71.93790) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.3750 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Grand Rapids, MI
Kent Co.
United States 		Pfeiffer Woods Dr. / (unknown)
(42.89293, -85.59628) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9999 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Peterborough, NH
Hillsborough Co.
United States 		Monadnock Community Hospital entrance / parking areas
(42.89412, -71.93811) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.3743 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Fort Erie, ON
Niagara
Canada 		Lakeshore Rd. / Dominion Rd.
(42.89540, -78.92324) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.niagararegion.ca/projects/dominion-road/default.aspx
Buffalo, NY
Erie Co.
United States 		Porter Ave. / I-190 NB On-Ramp / Sheridan Terr.
(42.89887, -78.89722) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
37.6213 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Bennington, VT
Bennington Co.
United States 		Rte 7A / Willma St.
(42.89936, -73.20987) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016 https://www.benningtonbanner.com/archives/northside-drive-roundabout-open-to-traffic/article_28eed74c-dc7f-5ce0-a331-ef606872868c.html
Franklin, WI
Milwaukee Co.
United States 		S 51st St. / W Drexel Ave.
(42.90151, -87.98018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019
Canandaigua, NY
Ontario Co.
United States 		CR 10 / CR 4
(42.90187, -77.24570) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.2451 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Grand Blanc, MI
Genesee Co.
United States 		E Cook Rd. / Dort Hwy.
(42.90188, -83.65195) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.mlive.com/news/flint/2020/11/dort-highway-extension-roundabouts-now-open-to-traffic.html
Grand Blanc, MI
Genesee Co.
United States 		S Dort Hwy. / I-75 SB Ramps
(42.90437, -83.65300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://www.mlive.com/news/flint/2020/11/dort-highway-extension-roundabouts-now-open-to-traffic.html
Fleming, NY
Cayuga Co.
United States 		W Lake Rd. / White Bridge Rd. / Lake Ave. / Sand Beach Rd. / (park access)
(42.90470, -76.54446) 		Rotary
Existing 		Other
None 		5 Approaches
0 Driveways
109.7280 		Other (At-Grade)
Single-Lane 		Mixture of Yield and Stop signs.
Franklin, WI
Milwaukee Co.
United States 		Drexel Ave. / Shoppes of Wyndham driveway
(42.90494, -88.03474) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.3700 		Other (At-Grade)
Single-Lane 		2008 Opened July 2008. ICD estimated from Google Maps linework.
Pocatello, ID
Bannock Co.
United States 		Hurley Dr. / Pole Line Rd.
(42.90782, -112.46041) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1149 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Swanzey, NH
Cheshire Co.
United States 		Monadnock Hwy (Hwy 12) / Lake St. / Swanzey Factory Rd.
(42.90817, -72.25933) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.6156 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Grand Blanc, MI
Genesee Co.
United States 		S Dort Hwy. / I-75 NB Ramps
(42.90822, -83.64880) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://www.mlive.com/news/flint/2020/11/dort-highway-extension-roundabouts-now-open-to-traffic.html
Fort Erie, ON
Niagara
Canada 		Queen St. / Goderich St.
(42.90951, -78.91385) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.7419 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Muskego, WI
Waukesha Co.
United States 		Woods Rd. / Moorland Rd. / Durham Dr.
(42.91086, -88.09789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2021).
Swartz Creek, MI
Genesee Co.
United States 		Grand Blanc Rd. / Morrish Rd.
(42.91289, -83.83040) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://swartzcreekview.mihomepaper.com/articles/traffic-circle-construction-underway-bridge-work-set-to-begin/
Swartz Creek, MI
Genesee Co.
United States 		Grand Blanc Rd. / Linden Rd.
(42.91411, -83.77008) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021
Chubbuck, ID
Bannock Co.
United States 		N Hiline Rd. / Mallard St.
(42.91435, -112.45179) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2383 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Lake Eastbrook, MI
Kent Co.
United States 		Lake Eastbrook Blvd. SE / Sparks Dr. SE
(42.91585, -85.57470) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2022
Phelps, NY
Ontario Co.
United States 		Fort Hill Rd. / McIvor Rd. / CR 23
(42.91672, -77.04341) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019 https://www.fltimes.com/news/ontario-county-s-newest-roundabout-opens-in-phelps/article_3fe5e190-49db-5f3b-a42f-7da6c3073a08.html .
Grand Blanc, MI
Genesee Co.
United States 		E Grand Blanc Rd. / Embury Rd.
(42.91693, -83.64652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.abc12.com/news/grand-blanc-road-reopens-following-roundabout-construction-project/article_39b8087a-3083-5a44-b841-c1872cfd8918.html.
Oregon, WI
Dane Co.
United States 		STH 138 / US 14 WB Ramps
(42.91764, -89.36607) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2309 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Oregon, WI
Dane Co.
United States 		STH 138 / US 14 EB Ramps
(42.91774, -89.36817) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1083 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Stoughton, WI
Dane Co.
United States 		US 51-STH 138 / Hoel Ave. / Silverado Dr.
(42.91814, -89.24587) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://isthmus.com/events/u-s-highway-51-construction/
Rutland, WI
Dane Co.
United States 		STH 138 / Kettle Park Way
(42.91821, -89.25204) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.4812 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Franklin, WI
Milwaukee Co.
United States 		(park entrance road) / (parking)
(42.91866, -88.01334) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014).
Stoughton, WI
Dane Co.
United States 		US 51-STH 138 / US 51 / STH 138
(42.91876, -89.24947) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2022 https://isthmus.com/events/u-s-highway-51-construction/
Buffalo, NY
Erie Co.
United States 		Colonial Circle (Richmond Ave. / Lafayette Ave.)
(42.92026, -78.88171) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
71.7180 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Chubbuck, ID
Bannock Co.
United States 		E Chubbuck Rd. / Sacajawea Dr.
(42.92042, -112.44502) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.2351 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Gates Circle (Delaware Ave. / Lafayette Ave.)
(42.92054, -78.86776) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
66.4699 		Other (At-Grade)
Unknown 		2002 Modified in 2002 to incorporate roundabout principles. ICD estimated from Google Maps linework. 21442
Chubbuck, ID
Bannock Co.
United States 		Chubbuck Rd. / Philbin Rd.
(42.92054, -112.49601) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://localnews8.com/news/idaho/2022/04/11/philbin-chubbuck-road-intersection-to-close-for-roundabout-installation/
Londonderry, NH
Rockingham Co.
United States 		Raymond Wieczorek Dr. / Commerce Ave. / Sparks Ave.
(42.92134, -71.44384) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.4756 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 At Manchester-Boston Regional Airport. ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Rte. 101 / Winchester St.
(42.92247, -72.29079) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.4713 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Mukwonago, WI
Waukesha Co.
United States 		STH 83 / CTH I (River Rd.)
(42.92252, -88.34597) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3560 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened October 23, 2011. ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Winchester St. / Key Rd. / (parking)
(42.92459, -72.28941) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.keenewinchesterstreet.com/
Keene, NH
Cheshire Co.
United States 		Rte 9 / Base Hill Rd.
(42.92477, -72.31239) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.7273 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Soldiers Circle (Lincoln Pkwy. / Bidwell Pkwy. / Chapin Pkwy.)
(42.92564, -78.87370) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
47.2248 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Londonderry, NH
Rockingham Co.
United States 		Raymond Wieczorek Dr. / Airport Rd.
(42.92660, -71.44580) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.9654 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 At Manchester-Boston Regional Airport. ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Winchester St. / Pearl St. / Island St. / (parking)
(42.92674, -72.28771) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 Combined 3 intersections: one all-way stop, one one-way stop; one one-way yield. https://www.keenewinchesterstreet.com/
Stoughton, WI
Dane Co.
United States 		US 51 / Deer Point Rd. / Roby Rd.
(42.92732, -89.25042) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 https://isthmus.com/events/u-s-highway-51-construction/
Pocatello, ID
Bannock Co.
United States 		Olympus Dr. / Northgate Pkwy. / E Siphon Dr.
(42.92794, -112.42884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2018 Concentric striped circulatory roadway with dotted edge line around entire circumference. No splitter island on east leg. Year Completed estimated (2017-2019).
Keene, NH
Cheshire Co.
United States 		Main St. / Winchester St. / Marlboro St.
(42.92849, -72.27757) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2307 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial ICD estimated from Google Maps linework.
Chubbuck, ID
Bannock Co.
United States 		Mesquite Dr. / Parklawn Dr. / (parking)
(42.92905, -112.46794) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Oak Creek/Cudahy, WI
Milwaukee Co.
United States 		E College Ave. / S Ace Industrial Dr.
(42.92994, -87.88328) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2257 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		CTH Y (Racine Ave.) / I-43 NB Ramps
(42.93221, -88.15884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9731 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Opened November 2009. ICD estimated from Google Maps linework.
Genesee, WI
Waukesha Co.
United States 		STH 83 / CTH X (Saylesville Rd.) / Fields Crossing Dr.
(42.93302, -88.34619) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.1073 		Other (At-Grade)
Single-Lane 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		CTH Y (Racine Ave.) / I-43 SB Ramps
(42.93426, -88.15884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2182 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Opened November 2009. ICD estimated from Google Maps linework.
London, ON
Middlesex
Canada 		Morgan Ave. / Morgan Crescent / Singleton Ave.
(42.93441, -81.27261) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2009-2011). Splitter islands added 2015.
London, ON
Middlesex
Canada 		Raleigh Blvd. / Tillmann Rd.
(42.93469, -81.30829) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
110.0000 		Other (At-Grade)
Single-Lane 		2010 completed 2010 based on Google historical aerials
Ballston Lake, NY
Saratoga Co.
United States 		Round Lake Rd. / Chango Dr.
(42.93547, -73.81398) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
0 Driveways
32.3526 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Malta, NY
Saratoga Co.
United States 		Round Lake Rd. / Raylinsky Rd.
(42.93576, -73.80841) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
34.1012 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
London, ON
Middlesex
Canada 		Bateman Trl. / Paul Peel Ave.
(42.93592, -81.25534) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2009).
London, ON
Middlesex
Canada 		Southdale Rd. W / Colonel Talbot Rd.
(42.93669, -81.31730) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.cbc.ca/news/canada/london/new-roundabout-at-colonel-talbot-and-southdale-road-opens-with-1-lane-1.6986818
Malta, NY
Saratoga Co.
United States 		Curry Rd. / Round Lake Bypass
(42.93726, -73.80083) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1004 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Hales Corners, WI
Milwaukee Co.
United States 		STH 24 (W Forest Home Ave.-Janesville Rd.) / W Forest Home Ave.
(42.93732, -88.04641) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
48.0902 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
London, ON
Middlesex
Canada 		Singleton Ave. / Morgan Ave.
(42.93793, -81.27158) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012).
Buffalo, NY
Erie Co.
United States 		Aero Dr. / Holtz Dr.
(42.94093, -78.71780) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.1038 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Gaines Township, MI
Genesee Co.
United States 		Elms Rd. / Hill Rd.
(42.94270, -83.81070) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
20.9830 		Other (At-Grade)
Single-Lane 		2016 Rural. ICD estimated from Google Maps linework.
Hales Corners, WI
Milwaukee Co.
United States 		Grange Ave. / 116th St.
(42.94460, -88.05808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2220 		Other (At-Grade)
Single-Lane 		2003 Opened October 15, 2003. ICD estimated from Google Maps linework.
Cheektowaga, NY
Erie Co.
United States 		Harlem Rd. / Cleveland Dr.
(42.94493, -78.78408) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.5872 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Grand Blanc Township, MI
Genesee Co.
United States 		E Hill Rd. / Belsay Rd.
(42.94531, -83.59820) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.1019 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Aero Dr. / S. Youngs Rd.
(42.94547, -78.72490) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.5988 		Other (At-Grade)
Single-Lane 		2010 Year completed estimated. ICD estimated from Google Maps linework.
Malta, NY
Saratoga Co.
United States 		Luther Forest Blvd. / Rte 67
(42.94714, -73.78510) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9691 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Bedford, NH
Hillsborough Co.
United States 		Meetinghouse Rd. / Gault Rd.
(42.94741, -71.49442) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.8432 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Round Lake, NY
Saratoga Co.
United States 		Rte. 9-Rte. 67 / Round Lake Bypass
(42.94849, -73.78979) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.4525 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
London, ON
Middlesex
Canada 		Wickerson Rd. / Ironwood Rd.
(42.94861, -81.35030) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2009).
New Berlin, WI
Waukesha Co.
United States 		Moorland Rd. (CTH O) / I-43 NB Ramps / Rockridge Rd.
(42.94913, -88.10900) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2068 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Opened September 2007. ICD estimated from Google Maps linework.
Port Huron, MI
St. Clair Co.
United States 		Range Rd. / Dove Rd. / I-94 EB Off-Ramp
(42.94948, -82.50186) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Unknown 		2020 https://www.thetimesherald.com/story/news/2020/09/02/range-and-dove-roads-roundabout-set-open-soon/5691922002/
Oregon, WI
Dane Co.
United States 		CTH MM / CTH M
(42.94950, -89.37981) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9613 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Series of 3 roundabouts. ICD estimated from Google Maps linework.
Cheektowaga, NY
Erie Co.
United States 		Harlem Rd. / Kensington Rd. / Wehrle Dr.
(42.94968, -78.78409) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.0870 		Other (At-Grade)
Single-Lane 		2008 Closely spaced roundabouts 100 feet apart. ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Court St. / Allen Ct. / Cheshire Medical Center entrance
(42.94991, -72.29057) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
26.2257 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Cheektowaga, NY
Erie Co.
United States 		Harlem Rd. / Kensington Rd. / Lexington Ter.
(42.95023, -78.78391) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7223 		Other (At-Grade)
Single-Lane 		2008 Closely spaced roundabouts 100 feet apart. ICD estimated from Google Maps linework.
London, ON
Middlesex
Canada 		Evans Blvd. / Meadowgate Blvd.
(42.95077, -81.17398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2009).
Oregon, WI
Dane Co.
United States 		CTH MM / US 14 EB Ramps
(42.95128, -89.37859) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.7217 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012 Series of 3 roundabouts. ICD estimated from Google Maps linework.
Oregon, WI
Dane Co.
United States 		CTH MM / US 14 WB Ramps
(42.95272, -89.37769) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9591 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012 Series of 3 roundabouts. ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		Moorland Rd. (CTH O) / I-43 SB Ramps
(42.95341, -88.10897) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
67.3087 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2008 Opened November 2008. ICD estimated from Google Maps linework.
Grand Rapids, MI
Kent Co.
United States 		Wealthy St. SE / Lafayette Ave. SE
(42.95582, -85.66185) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.4749 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Grand Rapids, MI
Kent Co.
United States 		Wealthy St. SE / Jefferson Ave. SE
(42.95588, -85.66405) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.9641 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Malta, NY
Saratoga Co.
United States 		Luther Forest Blvd. / Rocket Way
(42.95595, -73.76094) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2015 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Shortsville, NY
Ontario Co.
United States 		CR 28 / Shortsville Rd.
(42.95597, -77.27692) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.democratandchronicle.com/story/news/2020/10/19/roundabout-opens-county-road-28-and-shortsville-road-farmington-ny/3706261001/