Roundabouts Database Index

28859 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.

City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
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.
Prato, Tuscany Prato Italy	SP7 / Via Castruccio (43.86655, 11.03153)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Prato, Tuscany Prato Italy	SP7 (Viale Alessandro Manzoni) / Via Paronese / Via per Iolo (43.86666, 11.05044)	Unknown Unknown	Unknown Unknown	4 Approaches 0 Driveways	Unknown Multilane (2 Lane, 2x1 max)
Prato, Tuscany Prato Italy	Viale della Repubblica / SR325 (Viale Montegrappa) (43.86796, 11.11336)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Prato, Tuscany Prato Italy	SP7 / (unknown) (43.86894, 11.04204)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sunriver, OR Deschutes Co. United States	S Century Dr. / Abbot Dr. (43.86935, -121.43365)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.9390	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011). ICD estimated from Google Maps linework.
Prato, Tuscany Prato Italy	Via Giovanni Falcone e Paolo Borsellino / Via Ponte alle Vanne (43.86957, 11.01833)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Massa e Cozzile, Tuscany Pistoia Italy	Via Antonio Gramsci / Via Fratelli Cervi / Via Cetriano / Via Calderaio (43.86958, 10.75390)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Massa e Cozzile, Tuscany Pistoia Italy	Via Antonio Gramsci / Via Ugo Foscolo / Via Bruceto (43.87028, 10.75715)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways	Other (At-Grade) Single-Lane		Peanut shaped.
Sunriver, OR Deschutes Co. United States	Abbot Dr. / Beaver Dr. (43.87147, -121.43656)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	Pair of closely spaced roundabouts.
Emmett, ID Gem Co. United States	E 4th St. / S Johns Ave. (43.87188, -116.49278)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	https://www.idahopress.com/emmett/news/new-roundabouts-may-require-some-pedestrian-and-driver-attention/article_17cceadd-1eb7-5959-8c8b-697d05289a4e.html
Sunriver, OR Deschutes Co. United States	Beaver Dr. / Abbot House Ln. / Ponderosa Rd. (43.87195, -121.43634)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-lane w/ Traversable Central Island	2020	Pair of closely spaced roundabouts.
Sunriver, OR Deschutes Co. United States	Circle #1 (43.87218, -121.43960)	Other Existing	Unknown None	3 Approaches 0 Driveways 80.9318	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Montecatini Terme, Tuscany Pistoia Italy	Via Sant'Antonio / Via dei Colombi / Via Marruota (43.87236, 10.76760)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Montecatini Terme, Tuscany Pistoia Italy	Via dei Colombi / Via del Gallo / Via del Salsero (43.87362, 10.77274)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Boothbay, ME Lincoln Co. United States	Wiscasset Rd. (Rte 27) / Common Dr. / Corey Ln. (43.87517, -69.63386)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4373	Other (At-Grade) Single-Lane	2018	https://lcnme.com/currentnews/damariscotta-contractor-wins-statewide-award-for-boothbay-roundabout/ replaced two T-intersections. ICD estimated from Google Maps linework.
Montecatini Terme, Tuscany Pistoia Italy	Largo Caduti nei Lager (43.87547, 10.77652)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
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.
Lvyuan District, Jilin Changchun China	Zhengyang Plaza (43.87589, 125.27170)	Unknown Existing	Unknown Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
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.
Bolton, ON Peel Canada	King St. / Emil Kolb Pkwy. (43.87639, -79.76189)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 46.4895	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Montecatini Terme, Tuscany Pistoia Italy	SR436 (Via Giovanni Gentile) / SP26 (Via Camporcioni) / Via della Nievoletta (43.87706, 10.78030)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Sunriver, OR Deschutes Co. United States	Circle #2 (43.87863, -121.43480)	Other Existing	Unknown None	4 Approaches 0 Driveways 81.7839	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector 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.
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.
Sunriver, OR Deschutes Co. United States	Circle #3 (43.88271, -121.43980)	Other Existing	Unknown None	4 Approaches 0 Driveways 93.8299	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector 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.
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.
Prato, Tuscany Prato Italy	SS719 (Viale Leonardo da Vinci) / Via dei Trebbi (43.88389, 11.04078)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Onalaska, WI La Crosse Co. United States	E Main St. / Green Coulee Rd. (43.88407, -91.20926)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	https://www.news8000.com/new-two-lane-roundabout-opens-in-onalaska/
Lvyuan District, Jilin Changchun China	Jingyang Plaza (43.88435, 125.27153)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
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.
Prato, Tuscany Prato Italy	Via dei Trebbi / Via per le Case Nuove / Via Renzo degli Innocenti (43.88486, 11.04365)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
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.
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	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.
Sunriver, OR Deschutes Co. United States	Circle #4 (43.89000, -121.43850)	Other Existing	Unknown None	4 Approaches 0 Driveways 84.3505	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector 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.
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.
Bowmanville, ON Durham Canada	Port Darlington Rd. / East Shore Dr. (43.89136, -78.65940)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		No splitter islands.
Sunriver, OR Deschutes Co. United States	Circle #11 (43.89212, -121.42430)	Other Existing	Unknown None	0 Approaches 0 Driveways 82.6261	Other (At-Grade) Single-Lane		Completed 1968? Functional Class: Collector 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.
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.
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.
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.
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).
Sunriver, OR Deschutes Co. United States	Circle #5 (43.89635, -121.44420)	Other Existing	Unknown None	4 Approaches 0 Driveways 61.1046	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. / Warner Dr. / Seward Crescent (43.89788, -79.01488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0000	Other (At-Grade) Single-Lane	2005
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.
Sunriver, OR Deschutes Co. United States	Circle #10 (43.89851, -121.42340)	Other Existing	Unknown None	0 Approaches 0 Driveways 86.0596	Other (At-Grade) Single-Lane		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Bolton, ON Peel Canada	ON Hwy 50 / Emil Kolb Pkwy. (43.89884, -79.76481)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 56.7990	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Whitby, ON Durham Canada	Des Newman Blvd. / Twin Streams Rd. (43.89968, -78.98829)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 52.0000	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
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.
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.
Pistoia, Tuscany Pistoia Italy	SP9 / (Via di Montalbano connector) (43.90093, 10.92010)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
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.
Sunriver, OR Deschutes Co. United States	Circle #9 (43.90348, -121.42740)	Other Existing	Unknown None	0 Approaches 0 Driveways 84.3314	Other (At-Grade) Single-Lane		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #6 (43.90435, -121.43830)	Other Existing	Unknown None	4 Approaches 0 Driveways 79.1671	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Bowmanville, ON Durham Canada	Green Rd. / Clarington Blvd. / Boswell Dr. (43.90509, -78.71026)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2019	East leg added with construction of roundabout. Year Completed estimated (2018-2019).
Onalaska, WI La Crosse Co. United States	Sand Lake Rd. / Riders Club Rd. (43.90548, -91.22078)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.7692	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Bath, ME Sagadahoc Co. United States	State Rd. / Congress Ave. (43.90587, -69.83261)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.8381	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Onalaska, WI La Crosse Co. United States	STH 35 / Riders Club Rd. / Sunset Vista Rd. (43.90711, -91.24497)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.0236	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Rollinghill Rd. / Glenis Gate (43.90960, -79.45317)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.9526	Other (At-Grade) Single-Lane	2002	Year Completed estimated (2002 or perhaps a year or two earlier). ICD estimated from Google Maps linework.
Kiel, WI Manitowoc Co. United States	STH 67-STH 32 / STH 57 (43.90986, -88.02251)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.0446	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Opened November 13, 2009. Functional Class: Arterial ICD estimated from Google Maps linework.
Onalaska, WI La Crosse Co. United States	STH 35 / Mason St. (43.90999, -91.24578)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.3007	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Selwyn Rd. / Alpaca Dr. / Heathside Ave. (43.91005, -79.46813)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8129	Other (At-Grade) Single-Lane	2007	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.
Sunriver, OR Deschutes Co. United States	Circle #7 (43.91307, -121.43810)	Other Existing	Unknown None	3 Approaches 0 Driveways 69.6913	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Tower Hill Rd. / Selwyn Rd. (43.91400, -79.46930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.5093	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Tower Hill Rd. / Rollinghill Rd. (43.91406, -79.46109)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.0904	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Tower Hill Rd. / Mockingbird Dr. / Wicker Dr. (43.91512, -79.45624)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0900	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
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.
Rochester, MN Olmsted Co. United States	CR 16 / US 63 NB Ramps (43.91673, -92.47618)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.6927	Freeway Ramps (Grade-Separated) Single-Lane	2016	Raindrop shape. ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	CR 16 / US 63 SB Ramps (43.91688, -92.47837)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.4132	Freeway Ramps (Grade-Separated) Single-Lane	2016	Raindrop shape. ICD estimated from Google Maps linework.
Čačak, Centralna Srbija Moravički Okrug Serbia	A2 / E763 / SR 22 (43.91895, 20.40803)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kiel, WI Manitowoc Co. United States	STH 67 / CTH AA (E Park Ave.-Rockville Rd.) (43.92072, -88.02247)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4329	Other (At-Grade) Single-Lane	2009	Opened October 2009. ICD estimated from Google Maps linework.
Onalaska, WI La Crosse Co. United States	Sand Lake Rd. / County Hwy OT (43.92355, -91.23538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019
Mikhaylovka, Primorye Mikhaylovsky District Russia	AH30 / Leninskaya ulitsa (43.92603, 131.99993)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sparta, WI Monroe Co. United States	S Black River St. (STH 27) / River Rd. (43.93267, -90.82053)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4248	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Sparta, WI Monroe Co. United States	STH 16 / STH 71 / Hardwood Rd. (43.94078, -90.78544)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.7996	Other (At-Grade) Single-Lane	2014	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.
Standish, MI Arenac Co. United States	US 23 / M-13 (43.95018, -83.96713)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.2920	Other (At-Grade) Single-Lane	2022	Grade separation replaced with roundabout. https://www.upnorthvoice.com/news/2022/03/us-23-at-standish-to-undergo-major-construction-this-summer-2/
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.
Rochester, MN Olmsted Co. United States	48th St. SW / Commercial Dr. SW (43.95305, -92.47263)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2023
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.
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	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.
Holmen, WI La Crosse Co. United States	S Main St. / Gaarder Rd. (43.95575, -91.25784)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Single-Lane	2020	Elliptical shaped. ICD = 170 ft x 150 ft. Previous Control Type was stop-controlled on north, east, and south legs and uncontrolled on west leg. https://www.facebook.com/VillageofHolmen/posts/the-welcome-to-holmen-monument-and-the-new-maingaarder-roundabout-was-officially/1734935679978065/
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.
Rochester, MN Olmsted United States	Simpson Rd. SE / 45th St. SE (43.95655, -92.42586)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.9392	Other (At-Grade) Single-Lane	2022
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.
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.
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.
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	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	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.
Watertown, NY Jefferson Co. United States	Park Circle (43.96723, -75.88971)	Other Existing	Other Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Mix of stop and yield control.
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	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.