Roundabouts Database Index

28784 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
San Sebastián, Basque Country Guipúzcoa Spain	Miramon Pasealekua / Mikeletegi Pasealekua (43.28778, -1.98308)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 39.1219	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Urdax, Chartered Community of Navarre Navarra Spain	Barrio Dantzarinea (43.28700, -1.50592)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 32.1673	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
San Sebastián, Basque Country Guipúzcoa Spain	Calle Dr. Begiristain / Camino de Goiaztxiki (43.28580, -1.98559)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.2537	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Zumaya, Basque Country Guipúzcoa Spain	N-634 / Avenida Axular (43.28487, -2.25964)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.4708	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	STH 145 / US 45 SB Ramps (43.28387, -88.18716)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.5606	Freeway Ramps (Grade-Separated) Single-Lane	2009	Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	STH 145 / US 45 NB Ramps (43.28380, -88.18485)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4301	Freeway Ramps (Grade-Separated) Single-Lane	2009	Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	STH 145 / Cabela Way (43.28377, -88.18944)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9939	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. Functional Class: Arterial ICD estimated from Google Maps linework.
Zumaya, Basque Country Guipúzcoa Spain	N-634 / Barrio Txikierdi (43.28333, -2.25679)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 46.9497	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Añorga-Lugariz, Basque Country Guipúzcoa Spain	Avenida de Añorga / De Errekaide Hiribidea (43.28298, -2.00162)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 39.9944	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	STH 145 / US 41 NB Ramps (43.28247, -88.19345)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.7780	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2009	Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Orio, Basque Country Guipúzcoa Spain	Autopista del Cantábrico / Carretera Igeldo Orio (43.28221, -2.11199)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.2116	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	STH 145 / US 41 SB Ramps (43.28170, -88.19557)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.3868	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2009	Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Añorga-Lugariz, Basque Country Guipúzcoa Spain	Calle Gurutzegi / Calle Belartza (43.28102, -2.01056)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 27.8231	Other (At-Grade) Multilane (2 Lane, unspecified)		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.
Concord, NH Merrimack Co. United States	US 3 (Village St.) / Washington St. (43.28008, -71.59997)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 25.2150	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
San Sebastián, Basque Country Guipúzcoa Spain	GI-21 / GI2132 (43.27902, -2.00588)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.6055	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Deva, Basque Country Guipúzcoa Spain	N-634 / N-634d (43.27838, -2.33204)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.7364	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Traverse Chevalier / Rue du Professeur Roger Luccioni (43.27314, 5.43143)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lasarte, Basque Country Guipúzcoa Spain	Avenida Donostia / Avenida Atsobakar / Calle Antxota (43.27301, -2.01784)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.5226	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rue du Professeur Roger Luccioni / Rue André Audoli (43.27300, 5.43095)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lasarte, Basque Country Guipúzcoa Spain	Camino Pinutegi / A-1 Ramps / Avenida Donostia (43.27240, -2.01575)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.6534	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Place de Saint-Tronc (43.27227, 5.42854)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rue Pierre Doize / Rue François Mauriac (43.27035, 5.42318)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
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.
Khasavyurt, Dagestan Khasavyurt Russia	Botayurtovskoye shosse / Bamovskaya ulitsa (43.26942, 46.60282)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Cestona, Basque Country Guipúzcoa Spain	GI-631 / Arroa Behea / E-5 Ramps (43.26862, -2.27104)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 59.1361	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Marquina, Basque Country Vizcaya Spain	BI-633 / Avenida Erdotza (43.26514, -2.50671)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.5728	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Concord, NH Merrimack Co. United States	Manor Rd. / Abbott Rd. (43.26422, -71.57349)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2018	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf
DeForest, WI Dane Co. United States	CR V (E North St.) / North Towne Rd. / Ball Ct. (43.25277, -89.32677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.8431	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Windsor, WI Dane Co. United States	CR V / US 51 SB Ramps (43.25275, -89.32500)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.9732	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
DeForest, WI Dane Co. United States	CR V / US 51 NB Ramps (43.25270, -89.32322)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0214	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rond-Point Robert Bouvier (43.25250, 5.42188)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dane Town, WI Dane Co. United States	STH 113 / CR P (43.25171, -89.51982)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://townofdane.gov/2023/08/20/the-roundabout-at-hwy-113-p-v-is-now-open/
Richfield, WI Washington Co. United States	Holy Hill Rd. (STH 167) / STH 164 (43.25146, -88.26178)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1452	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Richfield, WI Washington Co. United States	Holy Hill Rd. / Appleton Ave. (43.25080, -88.19111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4466	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2017). 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.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rond-Point Alain Savary (43.24610, 5.39494)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Vratsa, Vratsa Vratsa Bulgaria	E79 / Rte 15 (43.24278, 23.56802)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Chemin du Roy d'Espagne / Boulevard de l'Océan / Rue Floralia (43.24166, 5.39710)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Muskegon, MI Muskegon Co. United States	Terrace Point Rd. / (parking lot access) (43.24145, -86.25485)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.5812	Other (At-Grade) Single-Lane	1996	Year Completed unknown (before 1997). ICD estimated from Google Maps linework.
Osman-Yurt, Dagestan Khasavyurtovsky District Russia	E50-P217 (Makhachkalinskoye shosse) / ulitsa Saygidnova / Novolakskoye shosse (43.23993, 46.56551)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Muskegon Township, MI Muskegon Co. United States	Chesapeake Dr. / Walker Rd. (43.23787, -86.17437)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.4138	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Queenston Rd. / Main St. E / Bell Ave. / Strathearne Ave. (43.23766, -79.80082)	Rotary Existing	Other Unknown	5 Approaches 0 Driveways 58.2961	Other (At-Grade) Multilane (2 Lane, unspecified)		No control signs for major entries; stop signs for other entries; yield signs for in-circle traffic. ICD estimated from Google Maps linework.
Concord, NH Merrimack Co. United States	W Portsmouth St. / Mountain Rd. / Shawmut St. / East Side Dr. (43.23702, -71.53564)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.5834	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Muskegon, MI Muskegon Co. United States	W. Western Ave. / 3rd St. (43.23536, -86.25337)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.3635	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Chemin du Roy d'Espagne / Rue Capitaine Jean Crosia / Allée Emmanuel Chabrier (43.23528, 5.39908)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Casnovia, MI Muskegon Co. United States	M-37 / M-46 / Newaygo Rd. (43.23445, -85.81060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1950	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Khasavyurt, Dagestan Khasavyurt Russia	E50-P217 (Makhachkalinskoye shosse) / ulitsa Narodnogo Opolcheniya (43.23242, 46.58760)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown		Pedestrian access to central island.
Hamilton, ON Hamilton Canada	Kennilworth Ave. / Kennilworth Access / Kimberly Dr. (43.23023, -79.81436)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 68.7455	Other (At-Grade) Multilane (2 Lane, unspecified)		Yield signs inside circle at one entry. ICD estimated from Google Maps linework.
Epsom, NH Merrimack Co. United States	US 4-US 202 (Dover Rd.) / Rte 28 (Suncock Valley Hwy.) (43.22784, -71.36053)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 91.4400	Other (At-Grade) Single-Lane	1940	Elliptical shaped. ICD = 300 ft x 260 ft.
Irondequoit, NY Monroe Co. United States	Rte 590 / Durand Blvd. (43.22728, -77.54431)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5500	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Khasavyurt, Dagestan Khasavyurt Russia	E50-P217 (Makhachkalinskoye shosse) / Gumbetovskaya ulitsa (43.22671, 46.61101)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Rome, NY Oneida Co. United States	Rte 825 (Mohawk Dr.-Hill Rd.) / Hangar Rd. (43.22496, -75.41992)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.7352	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825. ICD estimated from Google Maps linework.
Irondequoit, NY Monroe Co. United States	Rte 590 / Point Pleasant Rd. (43.22389, -77.54493)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2926	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Rome, NY Oneida Co. United States	Rte 825 (Hill Rd.) / Floyd Ave. / Brooks Rd. (43.22258, -75.41900)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2935	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825 ICD estimated from Google Maps linework.
Elgóibar, Basque Country Guipúzcoa Spain	N-634 / Avenida Pedro Mugurutza / Calle Lerun (43.22061, -2.40627)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.1277	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Brockport, NY Monroe Co. United States	Rte 19 (Main St.-Lake Rd.) / West St. / East St. (43.22019, -77.93696)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.7763	Other (At-Grade) Single-Lane	2012	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.
Varna, Varna Varna Bulgaria	bulevard Republika / ulitsa Usta Kolyo Ficheto (43.21961, 27.87432)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Muskegon, MI Muskegon Co. United States	Beach St. / Lakeshore Dr. (43.21957, -86.33019)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.mlive.com/news/muskegon/2020/06/roundabout-at-muskegons-pere-marquette-beach-opens-to-traffic.html
Watertown, WI Dodge Co. United States	BUS 26 (N Church St.) / STH 16 WB Ramps / Provimi Rd. (43.21918, -88.73837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5177	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Stonehenge Dr. / Raymond Rd. (43.21855, -79.94298)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 30.0000	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). Splitter islands added 2012-2013.
Hamilton, ON Hamilton Canada	Stonehenge Dr. / Meadowlands Blvd. (43.21763, -79.94515)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2004). Flush splitter islands added 2012-2014. Borderline roundabout.
Rome, NY Oneida Co. United States	SR 825 / Ellsworth Rd. (43.21731, -75.41796)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.7044	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	Constructed in old air force base. ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Stonehenge Dr. / Thoroughbred Blvd. (43.21655, -79.95150)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.0000	Other (At-Grade) Single-Lane	1998	Year Completed estimated (before 2004).
Irondequoit, NY Monroe Co. United States	Rte 590 / Seneca Rd. (43.21642, -77.54655)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2973	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Windsor, WI Dane Co. United States	Windsor Rd. / US 51 SB Ramps (43.21641, -89.32400)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.2973	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Windsor, WI Dane Co. United States	Windsor Rd. / N Towne Rd. (43.21636, -89.32789)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.9085	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Windsor, WI Dane Co. United States	Windsor Rd. / US 51 NB Ramps (43.21629, -89.32191)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.3902	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2013-2014). Under construction in 2013 per Streetview. ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Raymond Rd. / Irwin Ave. (43.21613, -79.93984)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2012). Splitter islands added 2016-2017.
Watertown, WI Dodge Co. United States	BUS 26 (N Church St.) / STH 16 EB Ramps (43.21605, -88.73625)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.2976	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Whittington Dr. / Raymond Rd. (43.21417, -79.93589)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2012). Splitter islands added 2015.
Concord, NH Merrimack Co. United States	N. State St. / Franklin St. (43.21304, -71.54215)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 23.5019	Other (At-Grade) Single-Lane	2009	Fifth leg is departure only into frontage road. ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Robertson Rd. / Raymond Rd. (43.21206, -79.93525)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2011	No splitter islands. Year Completed estimated (2009-2012).
Irondequoit, NY Monroe Co. United States	Rte 590 / Titus Ave. (43.21195, -77.54978)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.3001	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Niagara-on-the-Lake, ON Niagara Canada	ON-55 (Niagara Stone Rd.) / Concession 6 Rd. (43.21083, -79.13622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.0000	Other (At-Grade) Single-Lane	2014
Hamilton, ON Hamilton Canada	Trinity Rd. (Hwy 52) / Jerseyville Rd. W (43.20987, -80.04708)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.5605	Other (At-Grade) Single-Lane	2010	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.
Germantown, WI Washington Co. United States	STH 145 (Fond du Lac Ave.) / Donges Bay Rd. (43.20656, -88.08297)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5624	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Germantown, WI Washington Co. United States	STH 175 (Appleton Ave.) / CTH Y (Lannon Rd.) (43.20619, -88.15727)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8216	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Concord, NH Merrimack Co. United States	Centre St. / Liberty St. (43.20410, -71.54851)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.5054	Other (At-Grade) Single-Lane	2008	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.
Hamilton, ON Hamilton Canada	Wilson St. W / McClure Rd. / Portia Dr. (43.19860, -80.01798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5324	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	W Main St. (STH 19) / STH 26 NB Ramps (43.19772, -88.76607)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.3091	Freeway Ramps (Grade-Separated) Single-Lane	2010	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	W Main St. (STH 19) / STH 26 SB Ramps (43.19772, -88.76804)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.6971	Freeway Ramps (Grade-Separated) Single-Lane	2010	ICD estimated from Google Maps linework.
Waunakee, WI Dane Co. United States	STH 19 / River Rd. (43.19512, -89.36551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Yield-controlled right-turn bypass lanes on north and south legs.
Colgate, WI Waukesha Co. United States	CTH Q / Hillside Rd. (43.19319, -88.24181)	Roundabout Unknown	All-Way Yield None	4 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2023
Lisbon, WI Waukesha Co. United States	STH 164 / CTH Q (43.19316, -88.26125)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.7948	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Opened October 2009. ICD estimated from Google Maps linework.
Málzaga, Basque Country Guipúzcoa Spain	N-634 / GI-627 (43.19310, -2.43773)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.1827	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Deforest, WI Dane Co. United States	Savannah Dr. / Williamsburg Way (43.19280, -89.31834)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0536	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Waunakee, WI Dane Co. United States	W Main St. / Century Ave. (43.19206, -89.46181)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.2174	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2014-2018). ICD estimated from Google Maps linework.
Westport, WI Dane Co. United States	STH 19 / STH 113 / County Hwy I (43.19175, -89.41190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.8910	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://www.nbc15.com/content/news/MORGANs-STORY-498754641.html ICD estimated from Google Maps linework.
Éibar, Basque Country Guipúzcoa Spain	N-634 / Matsaria kalea (43.19156, -2.46718)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 26.9932	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Éibar, Basque Country Guipúzcoa Spain	N-634 / AP-8 Ramps / Azitaingo Industrialdea (43.19061, -2.45059)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.7966	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	E Horseshoe Rd. / CTH T (43.19009, -88.76381)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.2185	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Dover, NH Strafford Co. United States	Silver St. / Knox Marsh Rd. / Spaulding Turnpike WB Ramps (43.18845, -70.88652)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.3149	Freeway Ramps (Grade-Separated) Single-Lane	2016	ICD estimated from Google Maps linework.
Sun Prairie, WI Dane Co. United States	Gaslight Dr. / Carriage Dr. (43.18638, -89.18950)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2608	Other (At-Grade) Single-Lane	2003	Exact year of opening unknown. Year Completed estimated (2000-2005).
Menominee Falls, WI Waukesha Co. United States	Megal Ct. / (unknown) (43.18504, -88.10064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2015	Fourth leg stubbed. Year Completed estimated (2015-2016).
Sheldon, IA O'Brien Co. United States	34th Ave. / Pavilion Way / Prairie Trail Rd. (43.18342, -95.81593)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Originally just a turnaround for trucks in 2011; an unknown time later two roads were connected. No splitter island on north leg. https://www.nwestiowa.com/news/orange-city-opens-first-roundabout/article_32eaa2b4-63e7-11ee-bfc6-2baa523c8e84.html
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.