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
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.
Ottawa, ON City of Ottawa Canada	Ruskin St. / Melrose Ave. / Reid Ave. / Laurentian Pl. (45.39478, -75.71996)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 31.0311	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jockvale Rd. / Exeter Dr. / Tartan Dr. (45.27044, -75.75439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9398	Other (At-Grade) Single-Lane	2005	Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Kilborn Ave. / Lamira St. (45.38604, -75.67085)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5195	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Prince of Wales Dr. / National Capital Com Driveway (45.39028, -75.70744)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.2598	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Converted old circle. ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Sussex Dr. / Rideau Gate (45.44456, -75.69254)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.3003	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Kemptville, ON United Counties of Leeds and Grenville Canada	CR 43 / Rideau River Rd. (45.02990, -75.63668)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Markham, ON Durham Canada	York Durham Line / Durham 5 / Regional Road 30 (43.95328, -79.21416)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.4108	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2009-2014). ICD estimated from Google Maps linework.
St Catharines, ON Niagara Canada	7th Street Louth / Queen Elizabeth Way WB Ramps (43.18086, -79.30892)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.9324	Freeway Ramps (Grade-Separated) Single-Lane	2016	Right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
St Catharines, ON Niagara Canada	7th Street Louth / Queen Elizabeth Way EB Ramps (43.17822, -79.30900)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5794	Freeway Ramps (Grade-Separated) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Trim Rd. / Dairy Dr. / Taylor Creek Dr. (45.49178, -75.47980)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.3268	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Picton, ON Prince Edward Canada	Loyalist Pkwy. / Sandy Hook Rd. (43.99449, -77.17838)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.3828	Other (At-Grade) Single-Lane	2009	This was the first highway roundabout in Ontario. Constructed in 2009. https://www.auto123.com/en/news/ontarios-first-roundabout-intersection-opens-near-picton/5652/ ICD estimated from Google Maps linework.
Bowmanville, ON Durham Canada	Holt Rd. / Hwy 401 WB Ramps (43.88557, -78.72295)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.4568	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Bowmanville, ON Durham Canada	Holt Rd. / Hwy 401 EB Ramps (43.88303, -78.72186)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8761	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Bowmanville, ON Durham Canada	Holt Rd. / Energy Dr. (43.88136, -78.72109)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.3464	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Whitchurch-Stouffville, ON York Canada	Ninth Line / Bayberry St. / Baker Hill Blvd. (43.98000, -79.25804)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6579	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Welland, ON Niagara Canada	Hwy 27 (E Main St.) / Hwy 406 (42.99357, -79.22298)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 57.6555	Other (At-Grade) Multilane (3+ Lane)	2013	Year Completed estimated (2010-2015). ICD estimated from Google Maps linework.
London, ON Middlesex Canada	Sunningdale Rd. W / Wonderland Rd. N (43.03011, -81.31690)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.6368	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Oldcastle, ON Essex Canada	Hwy 9 / Hwy 3 / Hwy 401 WB Ramps / Hwy 401 EB Ramps (42.23142, -82.99124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.1340	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2009-2014). ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Campeau Dr. / Huntmar Dr. (45.30107, -75.93574)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.2038	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Right-turn-only lanes on northwest, northeast, and southeast legs. Channelized right-turn bypass lane on southwest leg. Three-lane pedestrian crossings on three legs. ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Campeau Dr. / Palladium Dr. (45.29718, -75.94220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.4859	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Fernbank Rd. / Shea Rd. (45.25710, -75.89707)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9474	Other (At-Grade) Single-Lane	2014	Replaces offset T intersections. ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Robert Grant Ave. / Cope Dr. (45.26831, -75.89020)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.0277	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Robert Grant Ave. / Bobolink Ridge (45.27034, -75.89213)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.7072	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Robert Grant Ave. / Abbott St. E (45.27428, -75.89569)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8637	Other (At-Grade) Single-Lane	2016	Only two approaches upon initial opening in 2016. ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Bridgestone Dr. / Foxhall Way (45.28613, -75.85775)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 14.2849	Other (At-Grade) Single-Lane	2016	Temporary signs, markers, and curbs instead of permanent features. ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Cedarview Rd. / Jockvale Rd. (45.27494, -75.77762)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3732	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Longfields Dr. / Beatrice Dr. / Mountshannon Dr. (45.28857, -75.73400)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.0479	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Goulbourn Forced Rd. / Badgeley Ave. (45.32371, -75.92870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.0317	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	King Edward Ave. / Union St. (45.43738, -75.69400)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.9512	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Anderson Rd. / Weir Rd. / Renaud Rd. (45.41979, -75.56765)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.4005	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Old Montreal Rd. / St.Joseph Blvd. / Trim Rd. (45.48900, -75.47775)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3285	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Brian Coburn Blvd. / Portobello Blvd. (45.45470, -75.46491)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3494	Other (At-Grade) Single-Lane	2016	Right-turn-only lane on north leg. ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Brian Coburn Blvd. / Fern Casey St. (45.44112, -75.50947)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7096	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Barnstone Dr. / Cresthaven Dr. (45.27323, -75.70859)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.5764	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Brian Coburn Blvd. / Mer Bleue Rd. (45.44550, -75.49852)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.8687	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Campeau Dr. / Country Glen Way (45.30270, -75.93268)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.8423	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Dundonald Dr. / River Mist Rd. (45.24476, -75.73632)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.1134	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Dundas, ON Hamilton Canada	Hwy 5 W / Hwy 8 / Hwy 52 (43.28042, -80.06759)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 58.2551	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Markham, ON York Canada	S Unionville Ave. / Unity Gardens Dr. (43.85543, -79.30360)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.5590	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Markham, ON York Canada	Village Pkwy. / Fitzgerald Ave. (43.86057, -79.32526)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.2509	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Thackery Dr. (43.89065, -79.03319)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 34.4284	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Middlecote Dr. (43.89247, -79.03166)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.7060	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Gillett Dr. (43.89564, -79.02358)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.9830	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Boyd Crescent / Ryder Crescent (43.90018, -79.01309)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.7017	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Vaughan, ON York Canada	S Park Rd. / S Park Rd. (43.83875, -79.39747)	Other Existing	Unknown None	2 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	1998	Year Completed estimated (before 2002)
Richmond Hill, ON York Canada	Jefferson Forest Dr. / Arden Valley St. (43.91533, -79.44181)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.2295	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Jefferson Forest Dr. / Shadow Falls Dr. (43.91635, -79.43746)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 20.6481	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Jefferson Forest Dr. / Mancini Crescent / Magdalene Crescent (43.91246, -79.43237)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.5326	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Rothbury Rd. / Ridgestone Dr. / Tentone Ct. (43.90050, -79.45136)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.0959	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2013). ICD estimated from Google Maps linework.
Toronto, ON Toronto Canada	Trailer Dr (43.80549, -79.13682)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 75.8507	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Britannia Ave. / Bridle Rd. (43.95601, -78.89312)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.9699	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Northern Dancer Dr. / Hackett Pl. / Solar Pl. (43.95353, -78.89052)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.0930	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2009). ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Bridle Rd. / Northern Dancer Dr. (43.95341, -78.89266)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.3921	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2009). ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Secretariat Ave. / Woodbine Ave. (43.95049, -78.89431)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.6741	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005=2009). ICD estimated from Google Maps linework.
Oshawa, ON Durham Canada	Conlin Rd. W / Thornton Rd. N (43.94367, -78.91589)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.1372	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Markham, ON York Canada	Kenilworth Gate / The Barley Lea St. / Abberley St. (43.87596, -79.23242)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.8541	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Markham, ON York Canada	Foxton Rd. / The Vale Gate / St Arthurs Ct. / New Union Ct. (43.87563, -79.22872)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 29.2715	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.