Roundabouts Database Index

29483 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
Aurora, ON York Canada	Hollandview Trl. / Woodruff Crescent / Hollidge Blvd. (44.01096, -79.45395)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1996-2002).
Aurora, ON York Canada	Hollidge Blvd. / John West Way (44.01147, -79.45102)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	1998	Year Completed estimated (1996-2002).
Aurora, ON York Canada	Hartwell Way / Mavrinac Blvd. (44.02043, -79.44055)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2009
Aurora, ON York Canada	Hartwell Way / Conover Ave. (44.01954, -79.44469)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2005).
Aurora, ON York Canada	Mavrinac Blvd. / Spring Farm Rd. / Collingwood Ct. (44.01725, -79.43922)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2009
Aurora, ON York Canada	Spring Farm Rd. / Conover Ave. (44.01623, -79.44361)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Aurora, ON York Canada	Mavrinac Blvd. / Borealis Ave. / Tonner Crescent (44.01396, -79.43669)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009
Aurora, ON York Canada	Borealis Ave. / Conover Ave. (44.01283, -79.44224)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Aurora, ON York Canada	River Ridge Blvd. / Mavrinac Blvd. (44.01125, -79.43539)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009
Aurora, ON York Canada	River Ridge Blvd. / Conover Ave. (44.01004, -79.44110)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Ingersoll, ON Oxford Canada	Plank Line (Hwy 19) / Hwy 401 EB Ramps (43.02638, -80.85271)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Merging right-turn bypass lanes on southwest and southeast legs.
Ingersoll, ON Oxford Canada	Plank Line (Hwy 19) / Harris St. (Hwy 119) / Hwy 401 WB Ramps (43.02839, -80.85549)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Merging right-turn bypass lanes on northwest and northeast legs.
Blue Mountains, ON Grey Canada	CR 19 / Gord Canning Dr. / Scenic Caves Rd. (44.49650, -80.30181)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	Year Completed estimated (2009-2011).
Thunder Bay, ON Thunder Bay Canada	Marina Park Dr. (Sleeping Giant Pkwy.) / Pearl St. (48.43155, -89.21965)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015).
Kenora, ON Kenora Canada	Park St. / 1st St. S / Fifth Ave. S (49.76642, -94.48513)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 42.0000	Other (At-Grade) Single-Lane	2019	https://www.facebook.com/CityofKenora/posts/kenoras-second-roundabout-is-open-give-it-a-try-go-from-second-street-to-park-st/2308348529214570/
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
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	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).
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).
London, ON Middlesex Canada	Meadowgate Blvd. / Reardon Blvd. (42.96234, -81.18034)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 35.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2006).
London, ON Middlesex Canada	Coronation Dr. / Carriage Way (42.99640, -81.32622)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2006
London, ON Middlesex Canada	Coronation Dr. / Lawson Rd. (42.99659, -81.32142)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2009).
London, ON Middlesex Canada	Brunswick Ave. / Coronation Dr. (42.99836, -81.32060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2006
London, ON Middlesex Canada	Callingham Dr. / Meadowlands Way (43.03489, -81.29534)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2010-2013). Splitter islands added 2016-2019. (streetview) 21442
Waterloo, ON Waterloo Canada	Davenport Rd. / Old Abbey Rd. / (shopping center) (43.49957, -80.52551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2012	Right-turn-only leg on north leg. Year Completed estimated (2011-2012).
Waterloo, ON Waterloo Canada	Conestoga Rd. / Kraus Dr. (43.49983, -80.52906)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009	Add lane right-turn bypass lane on west leg.
Waterloo, ON Waterloo Canada	Hagey Blvd. / Frank Trompa Dr. (43.47734, -80.54814)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005).
Waterloo, ON Waterloo Canada	Columbia St. W / Bennington Gate / Chancery Ln. (43.46485, -80.57403)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Year Completed estimated (2016-2018).
North Perth (Listowel), ON Perth Canada	Main St. W (Perth Line 86) / Mitchell Rd. (Hwy 23) (43.73665, -80.96526)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4208	Other (At-Grade) Single-Lane	2016	https://blackburnnews.com/midwestern-ontario/midwestern-ontario-news/2016/11/25/roundabout-listowel-open/ ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Brighton Rd. (CR 21) / Tecumseh Rd. E (42.31138, -82.84547)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.0000	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011).
Windsor, ON Essex Canada	Mickey Renaud Way / Memorial Cup Way (42.32027, -82.92792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0000	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2009).
Mississauga, ON Peel Canada	The Credit Woodlands / McBride Ave. / Credit Heights Dr. (43.55853, -79.65842)	Rotary Existing	Other None	4 Approaches 4 Driveways	Other (At-Grade) Single-Lane		Yields in circulatory roadway.
Georgetown, ON Halton Canada	Barber Dr. / Danby Rd. (43.63229, -79.87161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2006
Georgetown, ON Halton Canada	Danby Rd. / Barber Dr. (43.62737, -79.87845)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2006
Caledon, ON Peel Canada	Kennedy Rd. / Newhouse Blvd. / Bonnieglen Farm Blvd. (43.75910, -79.83540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2013).
Oakville, ON Halton Canada	Sixth Line / William Halton Pkwy. (43.49724, -79.75367)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	https://www.halton.ca/For-Residents/Roads-Construction/Construction-Projects/William-Halton-Parkway-Extension-Project
Milton, ON Halton Canada	Dublin Line / Campbellville Rd. / James Snow Pkwy. (43.53018, -79.93243)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	Year Completed estimated (2019-2020).
Peterborough, ON Peterborough Canada	Parkhill Rd. / Brealey Dr. / Ackison Rd. (44.30094, -78.38307)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	Replaced two T-intersections. https://www.mykawartha.com/news-story/10292278-get-ready-peterborough-the-parkhill-road-roundabout-is-open/
West Lincoln, ON Niagara Canada	Regional Road 20 / S Grimsby Road 6 (43.11010, -79.56042)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	https://niagararegion.ca/projects/regional-road-20/default.aspx
West Lincoln, ON Niagara Canada	Regional Road 20 (St Catharines St.) / Townline Rd. (43.09175, -79.53404)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	https://niagararegion.ca/projects/regional-road-20/default.aspx
Lakeshore, ON Essex Canada	Hwy 22 (Notre Dame St.) / W Belle River Rd. (42.29336, -82.71370)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://www.iheartradio.ca/am800/news/no-more-detour-headaches-in-belle-river-1.9347922
Wellesley, ON Waterloo Canada	Ament Line / Herrgott Rd. (43.55994, -80.64612)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018	https://www.newhamburgindependent.ca/news-story/8660450-wellesley-township-roundabout-construction-begins-next-week/. Year Completed estimated (2018-2019).
Cambridge, ON Waterloo Canada	Myers Rd. / Franklin Blvd. (43.34326, -80.28711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.3777	Other (At-Grade) Single-Lane	2018	https://www.kitchenertoday.com/local-news/part-of-franklin-now-closed-in-cambridge-for-roundabout-work-973622 ICD estimated from Google Maps linework.
Toronto, ON Toronto Canada	Windermere Ave. / St Olaves Rd. / Coe Hill Dr. / Budgell Terr. (43.64157, -79.47476)	Other Existing	Other None	5 Approaches 1 Driveways 30.2505	Other (At-Grade) Single-Lane		One entry has a stop sign; another has no splitter island. ICD estimated from Google Maps linework.
Oakville, ON Halton Canada	Parkglen Ave. / Kingsridge Dr. (43.44523, -79.75763)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.2862	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Pickering Beach Rd. / Foord Rd. / Rollo Dr. (43.83683, -79.00444)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.2297	Other (At-Grade) Single-lane w/ Traversable Central Island	2007	https://www.durhamregion.com/news-story/3476434-roundabouts-bring-calls-both-good-and-bad/ ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Pickering Beach Rd. / Dreyer Dr. / Beachview St. (43.83085, -79.00187)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.6778	Other (At-Grade) Single-lane w/ Traversable Central Island	2007	https://www.durhamregion.com/news-story/3476434-roundabouts-bring-calls-both-good-and-bad/ ICD estimated from Google Maps linework.
King City, ON York Canada	Lloydtown-Aurora Rd. (Hwy 16) / Keele St. (Hwy 6) (44.00132, -79.54751)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.9554	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Mantle Ave. / Yakefarm Blvd. (43.96608, -79.22303)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.7886	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Mantle Ave. / Sunnyridge Ave. (43.96521, -79.22663)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.2101	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	10th Line / Mantle Ave. (43.96457, -79.22970)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 12.8946	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011 streetview) ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Hoover Park Dr. / Salix Ave. / Greendale Ave. (43.97037, -79.22233)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2249	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2015). ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Hoover Park Dr. / 10th Line (43.96791, -79.23045)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.1919	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011 - streetview) ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Forsyth Farm Dr. / Flute St. / Penndutch Cir. (43.98297, -79.23744)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.7812	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Baker Hill Blvd. / Brownsberger Rd. (43.97580, -79.27341)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.3628	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Millard St. / Baker Hill Blvd. (43.97001, -79.27600)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.3486	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2005-2009). ICD estimated from Google Maps linework.
Markham, ON York Canada	Angus Glen Blvd. / Berkshire Crescent / Glengordon Crescent (43.89220, -79.33385)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.5420	Other (At-Grade) Single-Lane	2009	Usable in 2009; finished 2016. ICD estimated from Google Maps linework.
Vaughan, ON York Canada	Cranston Park Ave. / Melville Ave. / Drummond Dr. (43.86528, -79.52939)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.8598	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2002). ICD estimated from Google Maps linework.
Vaughan, ON York Canada	Chatfield Dr. / Lawford Rd. (43.84833, -79.56816)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9783	Other (At-Grade) Single-Lane	2011	Unfinished but usable in 2011; somewhat better but still unfinished in 2014 (streetview). ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Elbern Markell Dr. / Bear Run Rd. / Dalmeny Dr. (43.66095, -79.80706)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.2408	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Elbern Markell Dr. / Fort William Dr. (43.65595, -79.80336)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.2433	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Royal West Dr. / Adamsville Rd. (43.65220, -79.80625)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7018	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Royal West Dr. / Beacon Hill Dr. (43.65527, -79.81000)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5642	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Longevity Rd. / Settlers Field Rd. (43.65233, -79.81352)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.3810	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Waterdown, ON Hamilton Canada	Skinner Rd. / Burke St. (43.33778, -79.88090)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.7464	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2012). ICD estimated from Google Maps linework.
Lincoln, ON Niagara Canada	King St. (Hwy 81) / Green Lane Rd. (43.17965, -79.50744)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.2240	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
St Catharines, ON Niagara Canada	Suzanne Rochon-Burnett Circle (University Rd. E / Greenhouse Ln. / Ray Woodfield Dr. / John McDonald St.) (43.12007, -79.24428)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2000	Initial completion estimated (before 2003). Modified approximately 2003-2007 to realign University Road leg. ICD estimated from Google Maps linework. 21442
Niagara-on-the-Lake, ON Niagara Canada	Niagara Pkwy. / Portage Rd. (43.15820, -79.05083)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.7504	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Cornwall, ON Stormont, Dundas and Glengarry Canada	Brookdale Ave. / 7th St. W (45.02273, -74.74777)	Rotary Existing	Other None	4 Approaches 0 Driveways 139.2902	Other (At-Grade) Multilane (2 Lane, unspecified)		Yield signs within circulatory roadway at Brookdale approaches. ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Mill St. / Felix Ave. / Ryan St. (42.30012, -83.07024)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.2675	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Doon S Dr. / Doon Mills Dr. / Chestnut Hill Crescent (43.38216, -80.42836)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5128	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Thomas Slee Dr. / Robert Ferrie Dr. (43.37616, -80.42419)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7244	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Robert Ferrie Dr. / Evens Pond Crescent / S Creek Dr. (43.37790, -80.44337)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7234	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Huron Rd. / Strasburg Rd. (43.39217, -80.46629)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.2050	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Huron Rd. / Woodbine Ave. (43.38310, -80.48326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.1366	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Belleville, ON Hastings Canada	Maitland Dr. / Farnham Rd. / Moira Lea Ct. (44.20636, -77.39405)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.6699	Other (At-Grade) Single-Lane	2019	https://belleville.ca/roundabouts ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Riverside Dr. / Manning Rd. (42.32627, -82.86818)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 19.4259	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2014 - streetview). ICD estimated from Google Maps linework.
Greater Sudbury, ON Greater Sudbury Canada	Lasalle Blvd. / (access to Collège Boréal) (46.51937, -80.99588)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.1315	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Bridle Rd. / Gulfstream Dr. (43.96215, -78.89170)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.1064	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Steeplechase St. / Sharavogue Ave. (43.95894, -78.89689)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0722	Other (At-Grade) Single-Lane	2014	Central island completed 2014; splitter islands added 2018-2019. ICD estimated from Google Maps linework.
Collingwood, ON Simcoe Canada	Poplar Sideroad / High St. (44.47572, -80.22881)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.9406	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Puslinch, ON Wellington Canada	Wellington Rd. 34 / Wellington Rd. 35 (43.45133, -80.21581)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.4154	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Puslinch, ON Wellington Canada	Wellington Rd. 32 / Wellington Rd. 34 (43.44298, -80.26558)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0847	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Elora, ON Wellington Canada	McNab St. / Victoria St. / Metcalfe St. (43.67820, -80.42877)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 25.0495	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Elora, ON Wellington Canada	Melville St. / Church St. (43.68381, -80.42779)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 55.2764	Other (At-Grade) Single-Lane		Building (church) in central island. Informal traffic circle formalized when Church St was improved. https://www.wellingtonadvertiser.com/elora-to-get-another-roundabout-on-church-street/ ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Farmstead Dr. / Etheridge Ave. (43.48622, -79.84111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.3964	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Whitlock Ave. / Farmstead Dr. (43.48834, -79.84905)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.6626	Other (At-Grade) Single-Lane	2018	Under construction in Streetview Aug 2018 ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Whitlock Ave. / Leger Way (43.48585, -79.85174)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1954	Other (At-Grade) Single-Lane	2018	Under construction in Streetview Aug 2018. ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Bronte St. / Whitlock Ave. (43.48357, -79.85438)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.2626	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Bronte St. / Etheridge Ave. (43.47954, -79.84883)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.6652	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Scott Blvd. / Willet Terr. / Dymott Ave. (43.48676, -79.86895)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.4619	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2013). ICD estimated from Google Maps linework.
Iroquois, ON Stormont, Dundas and Glengarry Canada	CR 2 / Carman Rd. (CR 1) (44.84679, -75.32231)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 71.9757	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Tillsonburg, ON Oxford Canada	Vienna Rd. (Hwy 19) / Talbot Rd. (Hwy 3) (42.84913, -80.72222)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.5272	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Stone Church Rd. W / Omni Blvd. (43.21990, -79.92443)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3324	Other (At-Grade) Single-Lane	2009	http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
North Bay, ON Nipissing Canada	Gormanville Rd. / College Dr. / McKeown Ave. (46.33406, -79.48714)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7575	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
Inglewood, ON Peel Canada	Olde Base Line Rd. / Horseshoe Hill Rd. / Dixie Rd. (43.82979, -79.88310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3251	Other (At-Grade) Single-Lane	2011	Replaced offset T-intersections. https://canada.constructconnect.com/dcn/news/others/2011/10/fermar-paving-builds-first-roundabout-in-peel-region-ontario-dcn047241w ICD estimated from Google Maps linework.
Brights Grove, ON Lambton Canada	Rte 7 (Lakeshore Rd.) / Rte 26 (Mandaumin Rd.) (43.02976, -82.23018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.9377	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2009). Looks very new in Sept 2009 (streetview). ICD estimated from Google Maps linework.
Niagara Falls, ON Niagara Canada	Rte 101 (Mountain Rd.) / Mewburn Rd. (43.13474, -79.12551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.0366	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Stratford, ON Perth Canada	Churchill Circle (Brittania St. / John St.) (43.37868, -80.98830)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 44.2718	Other (At-Grade) Single-Lane		Pedestrian access to center island. ICD estimated from Google Maps linework.
Ancaster, Hamilton, ON Hamilton Canada	Wilson St. W / Shaver Rd. (43.20145, -80.01351)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.3067	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	http://forum.skyscraperpage.com/showthread.php?t=160141 ICD estimated from Google Maps linework.