Roundabouts Database Index

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
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).
Kitchener, ON Waterloo Canada	Manitou Dr / Bleams Rd (RR 56) (43.41267, -80.44937)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.7173	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR 36) / Pinebush Rd (43.41159, -80.30834)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.6590	Other (At-Grade) Multilane (3+ Lane)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR 36) / Sheldon Dr (43.40618, -80.30705)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.7962	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR36) / Bishop St N (RR 41) (43.39830, -80.30433)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.4066	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR36) / Clyde Rd (43.37114, -80.29522)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.5409	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd ((RR36) / Savage Dr (43.36531, -80.29182)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.6767	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd ((RR 36) / Main St (43.35831, -80.28678)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.6285	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Block Line Rd / Fallowfield Dr (43.41875, -80.46799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2009-2012).
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).
Bowmanville, ON Durham Canada	Remmington St. / Green Rd. (43.89809, -78.70723)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.0969	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Bowmanville, ON Durham Canada	Green Rd. / Aspen Springs Dr. (43.90213, -78.70898)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.9558	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Tremaine Rd. / Steeles Ave. W (43.50658, -79.91068)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 48.5095	Other (At-Grade) Single-Lane	2015	Fourth leg closed, built for future expansion. ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Tremaine Rd. / Main St. W (43.49537, -79.89726)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.1177	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Tremaine Rd. / Louis Saint Laurent Ave. (43.47633, -79.87020)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 58.0672	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Tremaine Rd. / Britannica Rd. W (43.46689, -79.85672)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 52.8754	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	Replaced offset T-intersections. ICD estimated from Google Maps linework.
Georgetown, ON Halton Canada	10 Sideroad / Tenth Line N (43.63791, -79.86267)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.6246	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Milton, ON Halton Canada	Louis Saint Laurent Ave. / Yates Dr. (43.50033, -79.84411)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.7175	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Fourth leg stubbed off. 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).
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.
Markham, ON York Canada	Wilfred Murison Ave. / Harbord St. (43.88567, -79.31277)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.8235	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Markham, ON York Canada	William Berczy Blvd. / Beckett Ave. (43.88444, -79.30585)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.5968	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Markham, ON York Canada	Harbord St. / Beckett Ave. (43.88279, -79.31197)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.6855	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Mississauga, ON Peel Canada	Duke of York Blvd. / Square One Dr. (43.59181, -79.64742)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0056	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Mississauga, ON Peel Canada	Hazelton Pl. / Plantation Pl. (43.55342, -79.71753)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 13.8491	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Wasaga Beach, ON Simcoe Canada	Ontario Hwy 26 / Mosley St. / Nottawasaga 33 / 34 Sideroad (44.46184, -80.11301)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 56.2592	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Wasaga Beach, ON Simcoe Canada	Mosley St. / Beachwood Rd. / Lyons Ct. (44.46671, -80.10777)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 62.2209	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Collingwood, ON Simcoe Canada	Hwy 26 E / Poplar Sideroad (44.48718, -80.17379)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 50.2705	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	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.
Waterloo, ON Waterloo Canada	Ira Needles Blvd. / Thorndale Dr. (43.44178, -80.56523)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6242	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Ira Needles Blvd. / The Boardwalk (43.43540, -80.55823)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 45.0976	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Turtle Island Recycling / Costco parking lot (43.44386, -80.57867)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6227	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Platinum Dr. / (landfill) (43.44326, -80.58032)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2016
Whitchurch-Stouffville, ON York Canada	Reeves Way Blvd. / Richard Underhill Ave. (43.96117, -79.24228)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 26.6504	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2009). ICD estimated from Google Maps linework.
Zorra, ON Oxford Canada	Dundas St. (Road 68) / 37th Line (43.09715, -80.87243)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.0117	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Woodstock, ON Oxford Canada	Oxford Rd 17 / Oxford Rd 59 (43.15721, -80.77425)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.4933	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Woodstock, ON Oxford Canada	Ridgewood Dr. / Lakeview Dr. / Eastview Ave. (43.15562, -80.76566)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.8205	Other (At-Grade) Single-Lane	2007	No splitter islands. Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd. / Dundas S.t S (43.35462, -80.28745)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6841	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd. / Champlain Blvd. (43.34840, -80.28853)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.8199	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Cochrane, ON Cochrane Canada	Railway St. / 3rd St. / 3rd Ave. (49.06187, -81.02975)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017
Whitby, ON Durham Canada	Nichol Ave. / Adanac Dr. / Benjamin Way (43.88209, -78.91664)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.1292	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Rte 3 (Malden Rd.) / Rte 6 (Todd Ln.) (42.25147, -83.06051)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.7819	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2015). ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Parent Ave. / Erie St. E (42.31363, -83.02060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.5466	Other (At-Grade) Single-Lane	2011	http://www.calgaryherald.com/media+conference+held+Monday+2011+explain+proper+roundabout+intersection+Erie+Street+Parent+Avenue+Windsor+This+view+roundabout+from+Parent+looking+south/5635192/story.html ICD estimated from Google Maps linework.
Kenora, ON Kenora Canada	Hwy 17 (Lakeview Dr.-Main St.) / Bernier Dr. / Veterans Dr. (49.76952, -94.49034)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.0259	Other (At-Grade) Single-Lane	2008	http://wilcosuperior.ca/project/big-spruce-project-stage-1 ICD estimated from Google Maps linework.
Trenton, ON Hastings Canada	Hwy 33 (Trenton-Frankfort Rd. - Trenton St.) / Telephone Rd. / Stockdale Rd. (44.11770, -77.59804)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7266	Other (At-Grade) Single-Lane	2011	https://activerain.com/blogsview/2514745/trenton-gets-a-roundabout ICD estimated from Google Maps linework.
Trenton, ON Hastings Canada	Hwy 22 (Hamilton Rd.) / RCAF Rd. (44.13179, -77.55946)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4310	Other (At-Grade) Single-Lane	2014	https://www.northumberlandnews.com/news-story/4738842-second-roundabout-under-way/ ICD estimated from Google Maps linework.
Kingsville, ON Essex Canada	Albuna Townline (County Rd 31) / Road 3 E (42.06096, -82.64340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9019	Other (At-Grade) Single-Lane	2010	https://www.infrastructure.gc.ca/media/news-nouvelles/2010/20101112essexcounty-eng.html ICD estimated from Google Maps linework.
Essex, ON Essex Canada	Maidstone Ave. E (CR 8) / CR 23 (42.17719, -82.80347)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5989	Other (At-Grade) Single-Lane	2010	https://www.infrastructure.gc.ca/media/news-nouvelles/2010/20101112essexcounty-eng.html ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Laurier Pkwy. / Mike Raymond Dr. (42.22251, -83.04987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.9514	Other (At-Grade) Single-Lane	2011	Fourth approach stubbed. Year Completed estimated (2009-2012). ICD estimated from Google Maps linework.
Cobourg, ON Northumberland Canada	D'Arcy St. / (community center parking) (43.97234, -78.16030)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.3811	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011 - streetview). ICD estimated from Google Maps linework.
Cobourg, ON Northumberland Canada	D'Arcy St. / (community center and park access) (43.97548, -78.16171)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.6604	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011 - streetview). ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Brookfield Rd. / Flannery Dr. (45.37364, -75.68420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7886	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bridgestone Dr. / Steeple Chase Dr. / Stonehaven Dr. (45.29100, -75.85860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5674	Other (At-Grade) Single-Lane	2012	Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Brian Coburn Blvd. / Trim Rd. (45.45820, -75.44730)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 74.5586	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Cambrian Rd. / Greenbank Rd. (45.25322, -75.73580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9942	Other (At-Grade) Single-Lane	2011	Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jeanne d'Arc Blvd. / St. Joseph Blvd. (45.46416, -75.54010)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8565	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Kanata Ave. / Keyrock Dr. / Stikine Dr. (45.32025, -75.92750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5527	Other (At-Grade) Single-Lane	2011	Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Millenium Blvd. / Trim Rd. (45.46557, -75.45140)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.2319	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Berrigan Dr. / Longfields Dr. (45.27827, -75.74160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.0526	Other (At-Grade) Single-Lane	2013	Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Longfields Dr. / Cambrian Rd. / Golflinks Dr. (45.25633, -75.72810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2013	Yield-controlled right-turn bypass lane on north leg.
Kemptville, ON United Counties of Leeds and Grenville Canada	CR 43 / Pinehill Rd. (45.01836, -75.65872)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0814	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Kemptville, ON United Counties of Leeds and Grenville Canada	CR 43 / (Colonnade entrance) (45.03069, -75.63316)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.0473	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Odessa, ON Lennox and Addington Canada	CR 2 / CR 4 (44.26179, -76.77489)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.4898	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Princess Ave. / Rockcliffe Pkwy. (45.44599, -75.68909)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.4647	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Beaulieu Pl. / Villeneuve Private (45.42574, -75.62828)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.1173	Other (At-Grade) Single-Lane	2006	Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Beauparc Private / Villeneuve Private (45.42353, -75.62725)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.6328	Other (At-Grade) Single-Lane	2006	Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jockvale Rd. / Fable St. / Weybridge Dr. (45.27378, -75.76441)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	4 Approaches 0 Driveways 32.7784	Other (At-Grade) Single-Lane	2007	Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Huntmar Rd. / Rosehill Ave. (45.28658, -75.91740)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4516	Other (At-Grade) Single-Lane	2007	Functional Class: Major Collector ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / Erb St. (43.44632, -80.57117)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4250	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Fishhook pavement markings. Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Woolwich, ON Waterloo Regional Municipality Canada	Arthur St. / Sawmill Rd. (43.54355, -80.54693)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2006
Kitchener, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / Highland Rd. (43.42294, -80.55246)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 83.2743	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / Highview Dr. (43.41460, -80.55273)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 45.1131	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Regional Municipality Canada	Fountain St. / Blair Rd. (43.38601, -80.38981)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2005
Cambridge, ON Waterloo Regional Municipality Canada	Can-Amera Pkwy. / Conestoga Blvd. (43.39012, -80.31281)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2005
Kitchener, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / Victoria St. S. (43.42872, -80.55302)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 46.8373	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Kitchener/Waterloo, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / University Ave. (43.43700, -80.55984)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 53.7688	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Regional Municipality Canada	Fischer-Hallman Rd. / Huron Rd. (43.38225, -80.48878)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2007
Kitchener, ON Waterloo Regional Municipality Canada	Fischer-Hallman Rd. / Seabrook Dr. (43.38706, -80.49034)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.0946	Other (At-Grade) Single-Lane	2007	Sized as double-lane but striped as single-lane with yellow spiral hatching next to truck apron. ICD estimated from Google Maps linework.
Guelph, ON Wellington County Canada	Summerfield Dr. / Colonial Dr. (43.51809, -80.18253)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.4466	Other (At-Grade) Single-Lane	2001	Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework.
London, ON Middlesex County Canada	Lambton Dr. / Oxford Dr. (43.00616, -81.27515)	Traffic Calming Circle Existing	Unknown Unknown	5 Approaches 0 Driveways 38.4291	Other (At-Grade) Single-Lane		Constructed sometime in the 1970s. Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bayview Rd. / Slidell St. / Burnside Ave. (45.40958, -75.72880)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5384	Other (At-Grade) Single-Lane	2010	Functional Class: Collector ICD estimated from Google Maps linework.
Ancaster, ON Hamilton Canada	Wilson St. / Meadowbrook Dr. / Hamilton Dr. (43.20797, -80.00224)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.6911	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Markham, ON York Region Canada	Prospectors Dr. / Angus Glen Blvd. (43.89075, -79.31981)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2641	Other (At-Grade) Single-Lane	2004	Functional Class: Local ICD estimated from Google Maps linework.
Markham, ON York Region Canada	Prospectors Dr. / The Fairways (43.89400, -79.32079)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0985	Other (At-Grade) Single-Lane	2004	Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bill Leathem Dr. / Longfields Dr. (45.29652, -75.71490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4456	Other (At-Grade) Single-Lane	2010	Functional Class: Major Collector ICD estimated from Google Maps linework.
Waterloo, ON Regional Municipality of Waterloo Canada	Townline Rd. / Can-Amera Pkwy. (43.41154, -80.28042)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004).
Ottawa, ON City of Ottawa Canada	Cresthaven Dr. / Waterbridge Dr. (45.28097, -75.70818)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.6990	Other (At-Grade) Single-Lane	2001	Minimal splitter islands. ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Cresthaven Dr. / Fairpark Dr. / Timberline Private (45.27486, -75.70937)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7465	Other (At-Grade) Single-Lane	2002	Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework.