Roundabouts Database Index

30040 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
Brighton, MA Suffolk Co. United States	Beacon St / Soldiers Field Parkway / Parsons St / US 20 (42.35821, -71.16022)	Rotary Existing	Other None	5 Approaches 0 Driveways 147.3851	Other (At-Grade) Multilane (3+ Lane)		Lane redesign in approx. 2013 Pavement markings redone in approx. 2010. Control Type: mix of Signal, stop and yield signs. All approaches have their own treatment. ICD estimated from Google Maps linework.
Dedham, MA Norfolk Co. United States	East St. / Cedar St. (42.23184, -71.15963)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 36.5760	Other (At-Grade) Single-Lane	2015	Old circle converted into a roundabout 2014-2015.
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.
Tiverton, RI Newport Co. United States	Stafford Rd. / William S. Canning Blvd. / Hurst Ln. / (casino access) (41.66205, -71.15353)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.2593	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
West Roxbury, MA Suffolk Co. United States	W. Roxbury Pkwy. / Grove St. (42.30330, -71.15137)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 72.4319	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
West Roxbury, MA Suffolk Co. United States	W. Roxbury Pkwy. / Centre St. (42.28730, -71.14774)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 68.9162	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
West Roxbury, MA Suffolk Co. United States	W. Roxbury Pkwy. / Veterans of Foreign Wars Pkwy. (42.29649, -71.14560)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 67.1393	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Cambridge, MA Middlesex Co. United States	Concord Ave (US 3) / Alewife Brook Parkway (Rte 2) (42.38844, -71.14346)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 56.4557	Other (At-Grade) Multilane (2 Lane, unspecified)		Pavement markings installed in 2017. No crosswalks. ICD estimated from Google Maps linework.
Cambridge, MA Middlesex Co. United States	Concord Ave / New St / Fresh Pond Pkwy (US 3, Rte 2) (42.38670, -71.14100)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 38.8144	Other (At-Grade) Multilane (2 Lane, unspecified)		Pavement markings for bike conflict areas added in approx. 2018 (on New St exit). ICD estimated from Google Maps linework.
Grand Turk, Turks Islands Grand Turk Turks And Caicos Islands	Lighthouse Rd. / (unknown) (21.47721, -71.14092)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 66.6839	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Brookline, MA Norfolk Co. United States	Lee St / Warren St / Dudley St (42.32272, -71.13750)	Rotary Existing	Other None	3 Approaches 0 Driveways 52.9826	Other (At-Grade) Multilane (2 Lane, unspecified)		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.
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.
Somerville, MA Middlesex Co. United States	Mystic Valley Pkwy. / Alewife Brook Pkwy. (42.41465, -71.13133)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.5708	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Somerville, MA Middlesex Co. United States	Alewife Brook Pkwy (Rte 16) / Powder House Blvd (42.40871, -71.13069)	Rotary Existing	Other None	3 Approaches 6 Driveways 73.1924	Other (At-Grade) Multilane (2 Lane, unspecified)		Powder House Blvd left turn must yield to the SB entering traffic. ICD estimated from Google Maps linework.
Canton, MA Norfolk Co. United States	Pleasant St. / Bolivar St. / Lincolnshire Dr. (42.15077, -71.12804)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2015
Boston, MA Suffolk Co. United States	Braeburn Rd / Myopia Rd (42.26185, -71.12645)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	3 Approaches 1 Driveways 21.3360	Other (At-Grade) Single-Lane	2002
Highlands, MA Bristol Co. United States	President Ave (US 6) / N Eastern Ave (US 6) / Rte 24 Ramps (41.71141, -71.12394)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways 134.6275	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Jamaica Plain, MA Suffolk Co. United States	Arborway / Prince St. / Pond St. (42.31339, -71.12175)	Rotary Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 82.1352	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Jamaica Plain, MA Suffolk Co. United States	Arborway / Centre St. (42.30899, -71.12169)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 75.9583	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ossipee, NH Carroll Co. United States	Rte 28 / Rte 171 (Water Village Rd.) / Courthouse Square (43.68666, -71.12119)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2020	https://www.conwaydailysun.com/news/local/ossipee-thanks-state-for-installing-roundabout/article_5f74f482-b0bd-11ea-b12d-9fccb24a7c41.html
Brookline, MA Norfolk Co. United States	Chestnut St / Pond Ave (42.32283, -71.11966)	Rotary Existing	All-Way Yield None	3 Approaches 1 Driveways 36.2047	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Medford, MA Middlesex Co. United States	Winthrop St. / High St. / Rural Ave. (42.42129, -71.11800)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2019	Painted splitter islands. Right-turn-only lanes on southwest and south legs. Converted from traffic circle in 2018-2019.
Somerville, MA Middlesex Co. United States	Powder House Square [Powder House Blvd. / Broadway / College Ave. / Werner St.] (42.40114, -71.11677)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways 70.1040	Other (At-Grade) Single-Lane	2021	Originally 2-lane traffic circle with signal control on all entries and central island originally accessible for pedestrians. Converted to a single-lane roundabout in 2021 using only signing, striping, and raised markers. As of March 2022, all signals (including pedestrian signals) have been covered.
North Andover, MA Essex Co. United States	Massachusetts Ave. / Andover St. / Johnson St. / Great Pond Rd. (42.68399, -71.11274)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.4844	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Boischatel, QC La Côte-de-Beaupré Regional County Municipality Canada	Rue Dugal / Rue de l'Estran (46.90396, -71.11098)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2007).
Cambridge, MA Middlesex Co. United States	Memorial Dr (Rte 3) / Brookline St / BU Bridge (Rte 2) (42.35424, -71.11081)	Rotary Existing	Other None	4 Approaches 0 Driveways 84.7297	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Control Types: Signals on BU Bridge approach and exit, other approaches yield sign. ICD estimated from Google Maps linework.
Jamaica Plain, MA Suffolk Co. United States	Hyde Square Rotary (Centre St. / Perkins St. / Day St.) (42.32193, -71.10991)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.7255	Other (At-Grade) Single-Lane		Stop control on Day St. Reconfigured in 2018 but retains stop control on Day St. ICD estimated from Google Maps linework.
North Conway, NH Carroll Co. United States	North-South Rd. / Mountain Valley Blvd. (44.01996, -71.10962)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.3536	Other (At-Grade) Single-Lane	2007	Right-turn bypass lane in NW quadrant. East leg stubbed for future use. Adjacent to Lowe's Home Improvement center. ICD estimated from Google Maps linework.
Conway, NH Carroll Co. United States	North-South Rd / (Walmart parking) (44.01823, -71.10901)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.2134	Other (At-Grade) Single-Lane	2014	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Conway, NH Carroll Co. United States	North-South Rd. / Common Ct. (44.02297, -71.10868)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022	Rear entrance to Settler's Green shopping plaza. The east leg is under construction 2023 for big box retail, which should open in 2024.
Boston, MA Suffolk Co. United States	Franklin Park Rotary (Morton St. / Arborway / Forest Hills Dr.) (42.30055, -71.10665)	Rotary Removed	All-Way Yield Unknown	4 Approaches 0 Driveways 78.6186	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Replaced with signalized intersection. ICD estimated from Google Maps linework.
Medford, MA Middlesex Co. United States	Salem St. (Rte 60) / I-93 Ramps (42.41946, -71.10398)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 149.8864	Freeway Ramps (Grade-Separated) Single-Lane		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.
Jamaica Plain, MA Suffolk Co. United States	Heath Square Rotary (Heath St. / New Heath St. / Hensley St. / Parker St.) (42.32630, -71.10037)	Rotary Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 33.5538	Other (At-Grade) Single-Lane	2004	Converted to circular rotary from triangular intersection in 2004. ICD estimated from Google Maps linework.
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.
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.
Somerville, MA Middlesex Co. United States	Great River Rd. / Grand Union Blvd. (42.39621, -71.08140)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.7524	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
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-Henri, QC Bellechasse Regional County Municipality Canada	Route Campagna / Rue des Prés-Verts / Rue Commerciale (46.70046, -71.07274)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 47.5070	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Epping, NH Rockingham Co. United States	Fresh River Road / Epping Crossing development entrance (43.03021, -71.06982)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.1758	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Everett, MA Middlesex Co. United States	Revere Beach Pkwy. (Rte 16) / Mystic View Rd. / Santilli Hwy (42.40238, -71.06892)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 155.4480	Other (At-Grade) Multilane (3+ Lane)		Revere Beach Pkwy extends through the rotary. ICD 560 ft x 460 ft.
Boston, MA Suffolk Co. United States	Broadway / Main (42.40244, -71.06048)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 123.4694	Other (At-Grade) Unknown		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.
Saint-Henri, QC Bellechasse Regional County Municipality Canada	Route Campagna / Rue Commerciale (46.68761, -71.05781)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.6147	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Old Colony Ave. / Columbia Rd. / Southampton St. (42.32935, -71.05222)	Rotary Existing	Unknown Unknown	5 Approaches 0 Driveways 66.2213	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Columbia Rd. / William J. Day Blvd. (42.32172, -71.05128)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 69.7616	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Morrissey Blvd. / Neponset Ave. (Rte 3A) / Redfield St. / Gallivan Blvd. (Rte 203) / Walnut St. (42.28656, -71.04280)	Signalized Roundabout/Circle Existing	Signal None	6 Approaches 3 Driveways 499.9997	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD = 500 ft x 325 ft.
Boston, MA Suffolk Co. United States	Dominic J Bianculli Blvd / University Dr (42.31403, -71.04246)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 37.0930	Other (At-Grade) Single-Lane	2018	This rotary seems to have been demolished in 2016 and converted to a roundabout in 2018. ICD estimated from Google Maps linework.
Saguenay, QC Saguenay Canada	Rue Jacques-Cartier E / Boulevard Talbot (48.42400, -71.04228)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.1177	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Saguenay, QC Saguenay Canada	Rue Jacques-Cartier E / Rue du Foyer / Rue des Franciscaines (48.42346, -71.03839)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.3626	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Northern Ave / Massport Haul Rd / Fid Kennedy Rd (42.34767, -71.03621)	Traffic Calming Circle Existing	Other None	4 Approaches 1 Driveways 24.7154	Other (At-Grade) Single-Lane		New pavement markings (roundabout like) on approaches in June 2017. Control Type: 2 yield (Northern Ave), 1 stop Massport Haul Rd and 1 uncontrolled (stop sign is missing?) (Fid Kennedy Ave). ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Willard St. / I-93 Ramps / Furnace Brook Expwy. (42.24208, -71.02673)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 99.0276	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	William J Day Blvd / Broadway (42.33584, -71.02402)	Rotary Existing	Uncontrolled None	3 Approaches 0 Driveways 19.4229	Other (At-Grade) Multilane (2 Lane, unspecified)		No pavement markings on circular roadway. On street parking on circular roadway. 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
Braintree Highlands, MA Norfolk Co. United States	South St. / (unknown) (42.17309, -71.01367)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2002	Painted splitter island on southeast leg. Year Completed estimated (2001-2002).
Saguenay, QC Saguenay Canada	Chemin St-Anicet (Rte 170) / Chemin de l'Aéroport / Rue de Plateau (48.34197, -71.01246)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 65.8896	Other (At-Grade) Single-Lane	2012	https://translate.google.com/translate?hl=en&sl=fr&u=https://www.neomedia.com/saguenay-lac-st-jean/actualites/actualites/272506/pavage-dans-le-secteur-de-laeroport-a-la-baie ICD estimated from Google Maps linework.
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.
Rochester, NH Strafford Co. United States	Little Falls Bridge Rd. / Marketplace Blvd. / (parking) (43.33343, -71.00977)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2016
East Boston, MA Suffolk Co. United States	Saratoga St / Boardman St / Ford St (42.38701, -71.00805)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 25.5821	Other (At-Grade) Single-Lane		control type: Ford St and Boardman St all-way stop On-street parking on both sides. ICD estimated from Google Maps linework.
Lee, NH Rockingham Co. United States	US 4 / Rte 125 (43.14910, -71.00666)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2015	Constructed November 2003 as single-lane rotary as part of new shopping mall. Converted to multilane roundabout in 2015. First multilane roundabout conversion in New Hampshire.
Revere, MA Suffolk Co. United States	SR 60 / SR 107 (42.42123, -71.00449)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 92.5743	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Merrimac, MA Essex Co. United States	Main St (Rte 110) / Church St / School St (42.83371, -71.00250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2015	aka Merrimac Square, off-street parking used on two quadrants
Revere, MA Suffolk Co. United States	SR 60 / Beach St. (42.40913, -71.00166)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 81.1284	Other (At-Grade) Multilane (2 Lane, unspecified)		Through movement passes through center. Signalized. Functional Class: Arterial ICD estimated from Google Maps linework.
Brockton, MA Plymouth Co. United States	N Quincy St. / Boundary Ave. / Chestnut St. (42.12289, -71.00124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2021
Braintree, MA Norfolk Co. United States	Union Street / Rte 3 (42.21028, -70.99659)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 65.4619	Freeway Ramps (Grade-Separated) Single-Lane		Braintree Rotary ICD estimated from Google Maps linework.
Saint-Anselme, QC Bellechasse Regional County Municipality Canada	Rte Bégin (Rte 277) / Rang de la Montagne (46.64496, -70.99509)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.0000	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2018-2019).
Boston, MA Suffolk Co. United States	VFW Pkwy. / North Shore Rd. (Butler Circle) (42.41228, -70.99350)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 84.6514	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial 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.
Braintree, MA Norfolk Co. United States	Liberty St. / Pearl Pl. / Middle St. (42.20400, -70.98490)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.9648	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Braintree, MA Norfolk Co. United States	Liberty St. / Pearl St. / Lenox Dr. (42.20251, -70.98480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4266	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Saguenay, QC Saguenay Canada	Rte 170 / Autoroute 70 EB Offramp (48.34444, -70.98452)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 55.5668	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Rochester, NH Strafford Co. United States	Strafford Square: N Main St. / Washington St. / Walnut St. (43.30538, -70.98423)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://news.rochesternh.gov/city-of-rochester-prepares-to-open-strafford-square-roundabout-provides-update-to-motorists/
Saint-Anselme, QC Bellechasse Regional County Municipality Canada	Chemin Saint-Jacques / Chemin Sainte-Anne (46.62899, -70.98278)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Quincy, MA Norfolk Co. United States	Washington St (Rte 3A) / Dee Rd (42.24553, -70.97224)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 66.3095	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Rotary update ICD estimated from Google Maps linework.
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/
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.
Quincy, MA Norfolk Co. United States	Palmer St / Yardarm Ln / Bicknell St (42.25300, -70.96574)	Rotary Existing	Uncontrolled None	4 Approaches 2 Driveways 70.7217	Other (At-Grade) Single-Lane		Neighborhood area ICD estimated from Google Maps linework.
Danvers, MA Essex Co. United States	US 1 / I-95 Ramps (42.59378, -70.96350)	Rotary Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Lakeville, MA Plymouth Co. United States	Rte. 44 / Rte. 28 / Rte. 18 (41.90274, -70.95914)	Rotary Existing	Unknown Unknown	5 Approaches 0 Driveways 106.6697	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Freetown, MA Bristol Co. United States	Country Rd. / Chace Rd. / Mason Rd (41.77072, -70.95551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7393	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Weymouth, MA Norfolk Co. United States	North St / East St / Norton St (42.23165, -70.94496)	Traffic Calming Circle Existing	Other None	4 Approaches 1 Driveways 25.6453	Other (At-Grade) Single-Lane		Control Type is Mixed: Yield on circular road, stop on East St approach, yield on North St SB approach ICD estimated from Google Maps linework.
Weymouth, MA Norfolk Co. United States	Patriot Pkwy / Marker St (42.15310, -70.94390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.6148	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Durham, NH Strafford Co. United States	Main St. / North Dr. (43.14065, -70.94124)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.5016	Other (At-Grade) Single-Lane	2010	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.
Amesbury, MA Essex Co. United States	Friend St / School St (Rte 150) / Allens Ct (42.85615, -70.93410)	Roundabout Existing	Other None	4 Approaches 0 Driveways 26.2656	Other (At-Grade) Single-Lane	2001	North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework.
Amesbury, MA Essex Co. United States	Market St (Rte 150) / Elm St / Main St (Rte 150) / High St (42.85794, -70.93010)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 13.1324	Other (At-Grade) Single-Lane		On-Street parking in the traffic circle ICD estimated from Google Maps linework.
Rockland, MA Plymouth Co. United States	Bill Delahunt Pkwy / Union St (42.15400, -70.92708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.5828	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Nantes, QC Le Granit Regional County Municipality Canada	Rue Laval / Chemin De Marsboro / Rte 263 (45.60169, -70.92676)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7665	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2004-2013). 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
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.
Stratham, NH Rockingham Co. United States	Portsmouth Ave. / College Rd. (43.02268, -70.91644)	Rotary Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 114.3832	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Newburyport, MA Essex Co. United States	Spofford St. / Merrimac St. / Moseley Ave. (42.83148, -70.90667)	Roundabout Existing	Other Unknown	4 Approaches 2 Driveways 30.4800	Other (At-Grade) Single-Lane	2013	Stop control at the crosswalk and painted splitter island on the western driveway leg. Year Completed estimated (2013-2014). 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.
Punta Arenas, Magallanes and Antarctic Region Magallanes Province Chile	Av. Pdte. Manuel Bulnes / Av. España / Av. El Bosque (-53.13477, -70.88408)	Other Existing	Other None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Av. Pdte. Manuel Bulnes thru traffic has right of way.
Hingham, MA Plymouth Co. United States	Rte. 3A (Summer St.) / Chief Justic Cushing Hwy. / Green St. (42.24615, -70.88130)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 60.1200	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Beverly, MA Essex Co. United States	Sohier Rd. / Rte 128 EB Ramps (42.57412, -70.88026)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.3368	Freeway Ramps (Grade-Separated) Single-Lane	2016	Right-turn lanes on south and east legs. Through bypass lane on north leg. ICD estimated from Google Maps linework.
Beverly, MA Essex Co. United States	Brimbal Ave. / Sohier Rd. (42.57437, -70.87860)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.9031	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Newburyport, MA Essex Co. United States	Newburyport Turnpike (US 1) / State St (42.79893, -70.87539)	Rotary Existing	All-Way Yield None	3 Approaches 5 Driveways 74.4880	Other (At-Grade) Multilane (2 Lane, unspecified)		No Ped facilities ICD estimated from Google Maps linework.
Dover, NH Strafford Co. United States	Pointe Pl. / (unknown) (43.17405, -70.85941)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2018).