Roundabouts Database Index

28782 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
(unincorporated), MI Oakland Co. United States	W 14 Mile Rd. / Orchard Lake Rd. (42.52846, -83.36020)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 46.6480	Other (At-Grade) Multilane (3+ Lane)	2015	ICD estimated from Google Maps linework.
Pleasant Prairie, Village of, WI Kenosha Co. United States	Springbrook Rd. / 39th Ave. (42.52830, -87.85408)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.0863	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Farmington Hills, MI Oakland Co. United States	14 Mile Rd. / Farmington Rd. (42.52785, -83.37922)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 29.0452	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Functional Class: Arterial ICD estimated from Google Maps linework.
Wixom, MI Oakland Co. United States	W Chambers St. / Johanna Ware W (42.52579, -83.53382)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Wakefield, MA Middlesex Co. United States	Rte 129 (Salem St.-Lowell St.) / Haverhill St. / I-95 Ramps (42.52541, -71.08090)	Rotary Existing	All-Way Yield None	5 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Pavement markings improvement in 2016.
Saint-Jean-Pla-de-Corts, Occitanie Pyrénées-Orientales France	D900 / (unknown) (42.52540, 2.80615)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Beverly Hills, MI Oakland Co. United States	Greenfield Rd. / Normandy Rd. / Beverly Rd. (42.52471, -83.20409)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2023	Opened August 26, 2023. https://www.rcocweb.org/655/GreenfieldNormandy-Beverly-Roundabout-CO
Farmington Hills, MI Oakland Co. United States	Orchard Lake Rd. / (shopping center entrances) (42.52448, -83.35994)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022
Novi, MI Oakland Co. United States	Gateway Rd. / Woodstone Ln. (42.52271, -83.49676)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Pleasant Prairie, WI Kenosha Co. United States	STH 165 (104th St.) / CTH ML (Springbrook Rd.) (42.52253, -87.86031)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.8919	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened October 7, 2011. Yield-controlled right-turn bypass lanes. ICD estimated from Google Maps linework.
Pleasant Prairie, WI Kenosha Co. United States	STH 165 (104th St.) / CTH EZ (39th Ave.) (42.52248, -87.85383)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.5327	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened August 8, 2011. ICD estimated from Google Maps linework.
Le Boulou, Occitanie Pyrénées-Orientales France	D115 / A9-E15 Ramps / El place (42.52147, 2.81713)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)
Le Boulou, Occitanie Pyrénées-Orientales France	Rond-Point de l'Ordre National du Mérite: D115 / D618 / Boulevard du Maréchal Foch / Zone de l'Autoport / Route de Céret (42.52102, 2.82225)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Saint-Jean-Pla-de-Corts, Occitanie Pyrénées-Orientales France	D115 / D900 (42.52064, 2.80619)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Lancaster, MA Worcester Co. United States	Lunenburg Rd. / Old Union Turnpike (42.51839, -71.69255)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.9723	Other (At-Grade) Single-Lane	2013	Year estimated between 2010 and 2015. ICD estimated from Google Maps linework.
Northwest Warren, MI Macomb Co. United States	Edward Cole Blvd. / Louis Chevrolet Rd. (42.51705, -83.03027)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Inside General Motors plant. Year Completed estimated (2003-2005).
Fort Dodge, IA Webster Co. United States	10th Ave. N. / N. 32nd St. (42.51522, -94.14932)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8545	Other (At-Grade) Single-Lane	2009	Replaced two T intersections. ICD estimated from Google Maps linework.
Dubuque, IA Dubuque Co. United States	Kerper Blvd. / Kerper Ct. (42.51518, -90.65500)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.kwwl.com/video/kerper-boulevard-roundabout-now-open-in-dubuque/video_c96b5eb0-5305-5b6f-8b06-be51094e84b7.html
Saint-Jean-Pla-de-Corts, Occitanie Pyrénées-Orientales France	Rond-Point de Saint-Sébastien: D115 / D13 / Rue Résidences du Soleil (42.51471, 2.78701)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Boulder Dr. (42.51312, -92.43821)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.4202	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / SR 27-SR 58 NB Ramps (42.51311, -92.44268)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.4202	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	Raindrop shape. http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / SR 27-SR 58 SB Ramps (42.51311, -92.44391)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8558	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	Raindrop shape. http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Holiday Rd. (42.51304, -92.43342)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7362	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Waterloo Rd. (42.51304, -92.42713)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.8558	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
New Hudson, MI Oakland Co. United States	Grand River Ave. / New Hudson Dr. (42.51286, -83.62158)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.7363	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	ICD estimated from Google Maps linework.
Lynnfield, MA Essex Co. United States	Salem St (Rt 129) / Lynnfield St. (42.51280, -70.99137)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 159.3472	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Saint-Jean-Pla-de-Corts, Occitanie Pyrénées-Orientales France	D13 / Rue de la Poste / Rue de l'Ancienne Poste (42.51149, 2.79007)	Other Existing	Other Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Southfield, MI Oakland Co. United States	Coral Bells Dr. / Windflower Dr. / Violet Dr. (42.51039, -83.22182)	Other Unknown	Unknown None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
New Hudson, MI Oakland Co. United States	Grand River Ave. / Lyon Center Dr. E (42.50967, -83.60697)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.2599	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
New Hudson, MI Oakland Co. United States	New Hudson Dr. / W Pontiac Trl. (42.50909, -83.62100)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.7714	Other (At-Grade) Single-Lane	2010	Yield controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Northwest Warren, MI Macomb Co. United States	William Durant Blvd. / Charles Chayne Rd. (42.50727, -83.04056)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Inside General Motors plant.
Brighton, MI Livingston Co. United States	Village Place Blvd. / Green Oak Ave. (42.50698, -83.75462)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	ICD estimated from Google Earth.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Cedar Heights Dr. (42.50672, -92.41123)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0987	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Brighton, MI Livingston Co. United States	Lee Rd. / Whitmore Lake Rd. (42.50627, -83.76012)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.2622	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Linked with US 23 SB Ramps/Lee Rd. roundabout. Functional Class: Arterial ICD estimated from Google Maps linework.
Brighton, MI Livingston Co. United States	Lee Rd. / US 23 SB Ramps (42.50605, -83.75954)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.8600	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	Linked with Lee Rd/Whitmore Lake Rd roundabout. Previously controlled by one-way stop control ICD estimated from Google Maps linework.
Brighton, MI Livingston Co. United States	Village Place Blvd. / Green Oak Dr. / Fieldcrest Dr. (42.50573, -83.75296)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006
Andorra la Vella, Andorra la Vella Andorra	Baixada del Molí / Carrer Prat de la Creu / Carrer de Tobira (42.50543, 1.51830)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Brighton, MI Livingston Co. United States	Lee Rd. / US 23 NB Ramps / Fieldcrest Dr. (42.50486, -83.75652)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.5461	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2005	ICD estimated from Google Maps linework.
Fort Dodge, IA Webster Co. United States	1st Ave. S / S 12th St. (42.50480, -94.18270)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.5340	Other (At-Grade) Single-Lane	2016	https://www.messengernews.net/progress-2017/progress-2017-business/2017/02/crosstown-connector-completed/ ICD estimated from Google Maps linework.
Andorra la Vella, Andorra la Vella Andorra	CG-1 (Av. de Salou - Avinguda de Tarragona) / Baixada del Molí / Carretera de la Comella (42.50365, 1.51931)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Fort Dodge, IA Webster Co. United States	1st Ave. S / 2nd Ave. S / 6th St. (42.50361, -94.18974)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7420	Other (At-Grade) Single-Lane	2015	https://www.messengernews.net/progress-2017/progress-2017-business/2017/02/crosstown-connector-completed/ ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Greenhill Rd. (42.50253, -92.47488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9817	Other (At-Grade) Single-Lane	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=922&ARC=2213 ICD estimated from Google Maps linework.
Brighton, MI Livingston Co. United States	Maltby Rd. / (middle school access) (42.50039, -83.78169)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2015).
Woburn, MA Middlesex Co. United States	I-95 Ramps / MA 38 (Main St.) (42.49945, -71.15711)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 30.8196	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	Greenhill Rd. / S Main St. (42.49855, -92.44586)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.cedarfalls.com/1572/South-MainGreenhill-Intersection-Improve
Dubuque, IA Dubuque Co. United States	N Grandview Ave. / University Ave. (42.49832, -90.68817)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.9396	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Salem, MA Essex Co. United States	Swampscott Rd. / 1st St. (42.49822, -70.92450)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 27.4320	Other (At-Grade) Single-Lane	2019
Cedar Falls, IA Black Hawk Co. United States	Greenhill Rd. / Cedar Heights Dr. (42.49805, -92.41128)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2021	Year Completed estimated (2021-2022).
(unincorporated), IA Blackhawk Co. United States	Independence Ave. (IA 281) / Raymond Rd. (V49) (42.49790, -92.21953)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7456	Other (At-Grade) Single-Lane	2008	Opened Octboer 29, 2008. First roundabout in Iowa with 55mph approaches. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Dubuque, IA Dubuque Co. United States	N Grandview Ave. / Delhi St. / Grace St. (42.49682, -90.68791)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 20.2537	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Waterloo, IA Black Hawk Co. United States	University Ave. / Fletcher Ave. (42.49612, -92.36709)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, unspecified)	2021
Southfield, MI Oakland Co. United States	Winchester St. / Devonshire St. (42.49321, -83.25204)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 23.1648	Other (At-Grade) Single-Lane	2019	https://www.cityofsouthfield.com/Portals/0/docs/Public%20Works/Roundabout%20FAQ_Section%2015%20Phase%20II.pdf ICD estimated from Google Maps linework.
Bellwood Estates, MI Oakland Co. United States	Bell Rd. / Coventry Woods Ln. (42.49306, -83.27073)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.3944	Other (At-Grade) Single-Lane	2017	Circulating edge line extensions across exits.
Cedar Falls, IA Black Hawk Co. United States	Cedar Heights Dr. / Huntington Rd. (42.49125, -92.41124)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022
Dakota Dunes, SD Union Co. United States	Dakota Dunes Blvd. / E Sawgrass Trl. (42.49039, -96.49223)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 119.4816	Other (At-Grade) Single-Lane
Cedar Falls, IA Black Hawk Co. United States	Prairie Pkwy. / Prairie View Rd. (42.49038, -92.43412)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.7219	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2011-2015). Fist completed only with north and south legs, then east and west legs added 2015-2016. ICD estimated from Google Maps linework.
Cedar Falls, IA Blackhawk Co. United States	Cedar Heights Dr. / Viking Rd. (42.48899, -92.41638)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2007	Right-turn-only lane on west leg. Intersection relocated from T-intersection to the south. Opened November 2007.
Waterloo, IA Black Hawk Co. United States	W 9th St. / South St. (42.48850, -92.33818)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://k923.fm/new-waterloo-roundabout-is-almost-complete-look/
Southfield, MI Oakland Co. United States	Franklin Rd. / W Eleven Mile Rd. (42.48636, -83.29104)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 59.4360	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2017	Year Completed estimated (2017-2018).
Novi, MI Oakland Co. United States	Crescent Blvd. / Town Center Dr. (42.48561, -83.46982)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.5879	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	Brandilynn Blvd. / Prairie Pkwy. (42.48552, -92.43468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.2763	Other (At-Grade) Single-Lane	2009	In new commercial development. Functional Class: Local ICD estimated from Google Maps linework.
Dyersville, IA Delaware Co. United States	CR X49 (332nd Ave.) / W 1st Ave. / 210th St. (42.48441, -91.14450)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.dyersvillecommercial.com/news/new-roundabout-officially-open/image_90cf973c-23eb-59eb-9a68-62a9bf4de883.html
Southfield, MI Oakland Co. United States	Evergreen Rd / (library and shopping center parking lots) (42.48345, -83.24100)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9929	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Southfield, MI Oakland Co. United States	Civic Center Dr. / Evergreen Rd. (42.48011, -83.24083)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.7566	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Dubuque, IA Dubuque Co. United States	US 52 (SW Arterial - Seippel Rd.) / Chesterfield Dr. / US 20 EB ramps (42.47403, -90.75987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2020	https://www.telegraphherald.com/news/tri-state/article_25dde05e-920f-5330-8d6f-356d16812f2d.html
Cedar Falls, IA Black Hawk Co. United States	W Ridgeway Ave / Chancellor Dr (42.47011, -92.45341)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 48.4535	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Swampscott, MA Essex Co. United States	Monument Ave / Elmwood Rd (42.46952, -70.91737)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 35.2392	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	W Ridgeway Ave. / Goldfinch Dr. (42.46945, -92.44998)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2019	Year Completed estimated (2018-2020).
Concord, MA Middlesex Co. United States	Rte 2 (Union Tpke-Concord Tpke) / Rte 2A / Barretts Mill Rd. / Commonwealth Ave. (42.46728, -71.39721)	Rotary Existing	All-Way Yield None	5 Approaches 0 Driveways 100.4354	Other (At-Grade) Multilane (2 Lane, unspecified)		Infamous Concord rotary. ICD estimated from Google Maps linework.
Melrose, MA Middlesex Co. United States	Green St. / Howard S. (42.46562, -71.05908)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2019	Replaced stop-controlled triangle set of intersections.
Lynn, MA Essex Co. United States	Federal St. / Waterhill St. / Marion St. (42.46533, -70.96799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	Four approaches, but five roads leading away. https://lynnjournal.com/2020/12/03/safe-and-round-new-roundabout-at-agganis-square-leads-to-safer-access-for-drivers/
Saugus, MA Essex Co. United States	Main St / Central St / Hamilton St (42.46473, -71.01002)	Other Existing	Other None	4 Approaches 1 Driveways 37.8851	Other (At-Grade) Single-Lane		Town square traffic circle. Two legs are stop-controlled, on-street parking. ICD estimated from Google Maps linework.
Green Oak Township, MI Livingston Co. United States	Winans Lake Rd. / Rickett Rd. (42.46413, -83.76620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.whmi.com/news/article/roundabout-rickett-winans
Northville, MI Oakland Co. United States	Napier Rd. / W 10 Mile Rd. (42.46402, -83.55352)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 38.7665	Other (At-Grade) Unknown	2017	ICD estimated from Google Maps linework.
Hamburg Township, MI Livingston Co. United States	Hamburg Rd. / Winans Lake Rd. (42.46351, -83.79812)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.0751	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Lexington, MA Middlesex Co. United States	Hancock St. / Hamilton Rd. / Burlington St. / (unknown) (42.46302, -71.23268)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 23.7889	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Lynn, MA Essex Co. United States	Western Ave (Rte 107) / Federal St / South St / Market Square (42.46260, -70.96575)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 54.6268	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Sterling, MA Worcester Co. United States	Leominster Rd. (Rte 12) / I-190 SB Ramps (42.46038, -71.74610)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	3 Approaches 0 Driveways 41.4121	Freeway Ramps (Grade-Separated) Single-Lane	2018	RRFB ICD estimated from Google Maps linework.
Lynn, MA Essex Co. United States	Lynn Way / Nahant Rd. (42.45684, -70.93676)	Rotary Existing	Unknown Unknown	3 Approaches 0 Driveways 124.2434	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Morningside, MA Berkshire Co. United States	Tyler St. / Woodlawn Ave. / Dalton Ave. (42.45643, -73.23392)	Roundabout Existing	Unknown Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2021	Year Completed estimated (2018-2022).
Bujanovac, Centralna Srbija Pčinja District Serbia	SR41 (Ulica Gnjilanski put - Ulica Karađorđa Petrovića) / Ulica Karađorđa Petrovića (42.45412, 21.76948)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Sterling, MA Worcester Co. United States	Leominster Rd. (Rte 12) / Chocksett Rd. (42.45284, -71.74849)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.7735	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Winchester, MA Middlesex Co. United States	Main St / Mt Vernon St / Church St / Park St / Laraway Rd (42.45281, -71.13716)	Rotary Existing	Uncontrolled Pedestrian Signal (red-yellow-green to drivers)	5 Approaches 0 Driveways 47.5856	Other (At-Grade) Single-Lane		Improved ped crossings (markings) approx. 2001. Ped access to train station nearby. Bike racks. on-street parking on circular roadway. ICD estimated from Google Maps linework.
Novi, MI Oakland Co. United States	W 9 Mile Rd. / Taft Rd. (42.45158, -83.49410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.candgnews.com/news/novi-council-approves-lighting-for-new-roundabout-635
Fredonia, NY Chautauqua Co. United States	US 20 (E Main St.) / Rte 60 (Bennett Rd. (42.45043, -79.30792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	https://www.post-journal.com/news/latest-news/2020/12/major-construction-completed-on-roundabout/
Lexington, MA Middlesex Co. United States	Bedford St. / Harrington Rd. / Hancock St. (42.45014, -71.23048)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Replaced a triangle of two-way stop intersections. https://www.lexingtonma.gov/235/Battle-Green-Streetscape-Project Video of completed roundabout: https://www.youtube.com/watch?v=dcF64ln0mjo
South Lyon, MI Oakland Co. United States	Nine Mile Rd. / Currie Rd. (42.44831, -83.59180)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	Opened November 21, 2022.
Podgorica, Montenegro	18. jula / 13. jula / Moskovska (42.44744, 19.25062)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Peosta, IA Dubuque Co. United States	Peosta St / NICC Dr (42.44531, -90.84966)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 103.1146	Other (At-Grade) Single-Lane	2012	Entrance to Northeast Iowa Community College ICD estimated from Google Maps linework.
Northville, MI Oakland Co. United States	Taft Rd. / Morgan Blvd. (42.44300, -83.49355)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.7966	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2007-2010). ICD estimated from Google Maps linework.
Collegetown, NY Tompkins Co. United States	College Ave. / Oak Ave. (42.44258, -76.48522)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Year Completed estimated (2021-2022).
Medford, MA Middlesex Co. United States	Highland Ave. / Woodland Rd. / Elm St. (42.44247, -71.09392)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2015	Added roundabout style pavement markings on approaches and definition of circulating roadway in approx. 2015. Right-turn-only lane and two-lane exit on north leg.
Winchester, MA Middlesex Co. United States	Main St (Rte 38) / Everell Rd / Bacon St / Grove St (42.44236, -71.13586)	Traffic Calming Circle Existing	Other None	5 Approaches 0 Driveways 23.7968	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Malden, MA Middlesex Co. United States	Fellsway E / Highland Ave (42.43419, -71.08356)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 24.6814	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Northville, MI Washtenaw Co. United States	Eight Mile Rd. / Currie Rd. (42.43382, -83.59039)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.rcocweb.org/529/Currie-Road-COMPLETE
Ithaca, NY Tompkins Co. United States	Spencer St. / Elmira Rd. / Park St. / Albany St. (42.43167, -76.50152)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 34.3790	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Revere, MA Suffolk Co. United States	Copeland Circle [Rte 60 (Squire Rd.) / US 1 Ramps] (42.43008, -71.01710)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 381.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)		Retrofitted (November 2018) with multi-lane approaches/departures on the Route 1 ramps and roundabout style pavement markings and signs within the circulating roadway. ICD = 1250 ft x 880 ft. 21442
Northfield Township, MI Livingston Co. United States	W 8 Mile Rd. / Whitmore Lake Rd. (42.42944, -83.76903)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017
Old Mill Creek, IL Lake Co. United States	Hunt Club Rd. / W. Wadsworth Rd. (42.42938, -87.97247)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.4326	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Medford, MA Middlesex Co. United States	Fellsway W. / Forest St. / S Border Rd. / I-93 Ramps (42.42933, -71.10333)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 132.2319	Freeway Ramps (Grade-Separated) Unknown		ICD estimated from Google Maps linework.