Roundabouts Database Index

30858 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
Athol, MA Worcester Co. United States	Market Rd. / Tower Rd. / Reservoir Dr. (42.58053, -72.18775)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	no crosswalks, commercial center
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.
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.
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.
Gloucester, MA Essex Co. United States	Grant Circle [Rte 128 (Yankee Division Hwy) / Rte 127 / Washington St.] (42.62204, -70.67609)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 114.3000	Other (At-Grade) Multilane (2 Lane, unspecified)	1952
Gloucester, MA Essex Co. United States	Blackburn Circle [Rte 128 (Yankee Division Hwy) / Dory Rd. / School House Rd.] (42.62497, -70.66152)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 175.2600	Other (At-Grade) Multilane (2 Lane, unspecified)	1958
West Roxbury, MA Suffolk Co. United States	W. Roxbury Pkwy. / Lagrange St. / Newton St. / Hammond Pond Pkwy. / Hammond St. (42.31049, -71.16329)	Rotary Existing	All-Way Yield Unknown	5 Approaches 1 Driveways 72.4235	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Retrofitted in 2014 with the pavement markings. ICD estimated from Google Maps linework. Lacks entry deflection on multiple legs, intersection sight distance.
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. / 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.
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.
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.
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.
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.
Bourne, MA Barnstable Co. United States	US 6 / Rte. 28 (Main St.) (41.74607, -70.61805)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 92.6736	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
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.
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
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	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.
Duxbury, MA Plymouth Co. United States	Lincoln St. / Congress St. (42.05532, -70.72294)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 21.2829	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Bourne, MA Barnstable Co. United States	Rte 6A / Rte 28 (41.74313, -70.58651)	Rotary Existing	All-Way Yield None	0 Approaches 0 Driveways 118.8720	Other (At-Grade) Multilane (3+ Lane)		Gateway to Cape Cod. Retrofitted to add circulatory roadway striping in 2023-2024.
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.
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.
Newton, MA Middlesex Co. United States	Wheeler Rd. / Meadowbrook Rd. (42.30915, -71.19085)	Other Existing	One-Way/Two-Way Stop None	3 Approaches 0 Driveways 22.0809	Other (At-Grade) Single-Lane	2003	At elementary school. ICD estimated from Google Maps linework.
Barnstable, MA Barnstable Co. United States	Rte 149 / Race Ln. (41.68164, -70.40159)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8676	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Hyannis, MA Barnstable Co. United States	Iyannough Rd. / Barnstable Rd. / Falmouth Rd. (41.66512, -70.28732)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 87.4371	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Adams, MA Berkshire Co. United States	Columbia St. (Rte 8) / Renfrew St. / Friend St. (42.63704, -73.11300)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.7517	Other (At-Grade) Single-Lane	2016	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.
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.
Agawam, MA Hampden Co. United States	Rte 57 / US 5 Ramps / River Rd. (42.08087, -72.58983)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 165.7625	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Rotary restriped 2012-2013. ICD estimated from Google Maps linework.
West Springfield, MA Hampden Co. United States	Rte 147 (Memorial Ave.) / US 5 Ramps (42.09762, -72.59717)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 37.2202	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		One of several along US 5. ICD estimated from Google Maps linework.
West Springfield, MA Hampden Co. United States	Park St. / West St. / US 5 Ramps (42.10753, -72.61637)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 84.1755	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
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.
Lowell, MA Middlesex Co. United States	Industrial Ave / American Legion Connector Hwy SB Ramps (42.61379, -71.32136)	Rotary Existing	All-Way Yield None	5 Approaches 0 Driveways 75.5895	Freeway Ramps (Grade-Separated) Unknown		Longtime rotary near Lowell Connector. ICD estimated from Google Maps linework.
Buzzards Bay, MA Barnstable Co. United States	Bourne Rotary Circle (41.75203, -70.59695)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 140.7795	Freeway Ramps (Grade-Separated) Unknown		ICD estimated from Google Maps linework.
Greenfield, MA Franklin Co. United States	Rte 2 / Rte 2A / I-91 Ramps (42.58531, -72.62148)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 177.6285	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		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.
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.
Westwood, MA Norfolk Co. United States	East St. / US 95 Ramps / Canton St. / Allied St. (42.22317, -71.17071)	Rotary Existing	Unknown Unknown	6 Approaches 0 Driveways 86.6751	Freeway Ramps (Grade-Separated) Unknown		ICD estimated from Google Maps linework.
Worcester, MA Worcester Co. United States	Washington Sq (Front St. / Summer St.) (42.26201, -71.79451)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.0337	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Rotary Retrofit completed in 2007 or 2008. ICD estimated from Google Maps linework.
Nantucket, MA Nantucket Co. United States	Milestone Rd / Old South / Sparks Ave / Orange St (41.27121, -70.08832)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 26.9296	Other (At-Grade) Single-Lane		Geometry and age suggests control was not always all-way yield ICD estimated from Google Maps linework.
Nantucket, MA Nantucket Co. United States	Sparks Ave / Hooper Farm Rd / Lower Pleasant St (41.27122, -70.09086)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.8272	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Westborough, MA Worcester Co. United States	E Main St. / Milk St. / South St. / Brigham St. (42.26951, -71.61304)	Other Existing	Other Unknown	5 Approaches 0 Driveways 39.7706	Other (At-Grade) Multilane (2 Lane, unspecified)		Mix of stop and yield control, parking along circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework.
Norfolk, MA Norfolk Co. United States	Main St. / Rockwood Rd. / Union St. (42.11966, -71.32520)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8049	Other (At-Grade) Single-Lane	2004	Pedestrian crossings at yield lines. At-grade railroad crossing to the north. Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Lawrence, MA Essex Co. United States	Margin St. / Medford St. / Melrose St. / Hancock St. / Bodwell St. (42.70103, -71.17348)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 21.9429	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Pepperell, MA Middlesex Co. United States	Main St. / River Rd. / Hollis St. (42.66638, -71.58831)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.6410	Other (At-Grade) Single-Lane		Pedestrian access to central island. 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.
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.
Centralville, MA Middlesex Co. United States	Hunts Falls Bridge / VFW Hwy Ramps (42.64822, -71.29907)	Rotary Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 108.9292	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Rotary interchange. ICD estimated from Google Maps linework.
The Acre, MA Middlesex Co. United States	Arcand Dr. / Hall St. / Martin Luther King Jr Way (42.64922, -71.31315)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 62.3697	Other (At-Grade) Single-Lane		No splitter islands on two legs. Very wide circulatory roadway. ICD estimated from Google Maps linework.
Carlisle, MA Middlesex Co. United States	Westford St. / Lowell St. / Bedford Rd. (42.52918, -71.34894)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 28.9560	Other (At-Grade) Single-Lane	2020	The previous traffic circle was reconstructed with modern roundabout features in 2020.
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.
Lawrence, MA Essex Co. United States	170 May St (42.71218, -71.18037)	Traffic Calming Circle Existing	Other Unknown	5 Approaches 0 Driveways 18.4287	Other (At-Grade) Single-Lane		No splitter islands. Mix of stop and yield control. 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.
Norfolk, MA Norfolk Co. United States	Union St. / North St. / Liberty Ln. (42.11823, -71.32501)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8054	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Nantucket, MA Nantucket Co. United States	Main St. / Gully Rd. / Elbow Ln. (41.26197, -69.96497)	Other Existing	Uncontrolled Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane		Angled parking and bus stop on circulatory roadway. No splitter islands on east and south legs.
Framingham, MA Middlesex Co. United States	Union Ave / Main St / Maple St (42.29709, -71.43089)	Other Existing	One-Way/Two-Way Stop None	4 Approaches 2 Driveways 51.2374	Other (At-Grade) Single-Lane		Wide circular roadway (2 lane) All approaches 1 lane Geometry unconventional; decreases overview (oval circular road, with minor approaches under an angle) Residential context repaved surface in 2016; new pavement markings consisting of three high vis crosswalks 1 South and 2 North on the major road. No further improvements to pavement markings now or in the last 10 years. Speed limit 25 mph ICD estimated from Google Maps linework.
Berlin, MA Worcester Co. United States	River Rd W / South St / Whitney Rd (42.35764, -71.62354)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 60.0136	Other (At-Grade) Single-Lane		New pavement markings (shark teeth and definition of circular roadway) in 2016 ICD estimated from Google Maps linework.
Berlin, MA Worcester Co. United States	River Rd W / Basset Rd (42.35534, -71.62343)	Roundabout Existing	All-Way Yield Other	4 Approaches 0 Driveways 32.6557	Other (At-Grade) Single-Lane	2016	X-W11-2 installed on all approaches splitter islands with crosswalks (high vis ladders) new sidewalks around the roundabout. context in development, more mixed-use seems to be planned for the future ICD estimated from Google Maps linework.
Union Hill, MA Worcester Co. United States	Grafton St (Rte 122) / Hamilton St / Orient St (42.25577, -71.78528)	Traffic Calming Circle Existing	Other None	4 Approaches 2 Driveways 24.7515	Other (At-Grade) Single-Lane		Control Type: Grafton EB free flow, Grafton WB and Hamilton yield controlled, Orient St is stop controlled. Grafton St is Major road in terms of control type. On-street parking on the circular roadway. Wide lanes, limited pavement markings. Crosswalks present. Downtown and residential context. ICD estimated from Google Maps linework.
Worcester, MA Worcester Co. United States	Highland St / June St / Pleasant St / Newton Ave (42.26980, -71.82529)	Traffic Calming Circle Existing	Other Unknown	5 Approaches 0 Driveways 31.8163	Other (At-Grade) Single-Lane		Control type: 2 way stop, 3 way yield. remarkable: stop bar June St on circular roadway, after CW. Geometry is wide enough for two lanes although 4 out of 5 exits are single lane. Crosswalks present. New pavement markings crosswalk in approx. 2015. Residential contexts. Traffic Circle next to large neighborhood park. Two bus lines with bus 5 bus stops within 100 ft of the traffic circle. ICD estimated from Google Maps linework.
Worcester, MA Worcester Co. United States	Lovell St / Marywood St / Englewood Ave / Ferdinand St (42.25439, -71.83255)	Traffic Calming Circle Existing	Other None	5 Approaches 0 Driveways 24.7521	Other (At-Grade) Single-Lane		Control Type: 2 yield Lovell St; Other 3 approaches stop controlled. Some pavement markings to define circular roadway (arrows, dotted lines) and create 'splitter islands' on the approaches from Englewood Ave, Ferdinand St; Lovell NB. Crosswalks present. Residential area; local shop and laundromat at the roundabout. ICD estimated from Google Maps linework.
Fitchburg, MA Worcester Co. United States	River St (Rte 2A, 31) / Kimball St (Rte 12) / Daniels St (42.58252, -71.81891)	Traffic Calming Circle Existing	Other Unknown	4 Approaches 2 Driveways 32.5374	Other (At-Grade) Single-Lane		Control Type; All way Yield, except for Daniel St. A crosswalk over River St is missing. River St WB has a large median, no crosswalk utilizing it. Industrial mixed-use context. ICD estimated from Google Maps linework.
Williamstown, MA Berkshire Co. United States	Main St (Rte 2) / North St (US 7) / Cold Spring Rd (US7 / Rte 2) / South St (42.71367, -73.21032)	Other Existing	All-Way Yield None	5 Approaches 3 Driveways 21.9384	Other (At-Grade) Single-Lane		Historic elliptical town common ICD estimated from Google Maps linework.
Hudson, MA Middlesex Co. United States	Washington St (Rte 85) / Central S / Main St (Rte 62) (42.39127, -71.56985)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 21.1699	Other (At-Grade) Single-Lane		On street parking in circulatory roadway 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.
Norwood, MA Norfolk Co. United States	Washington St. / Upland Rd. / Prospect St. / Fulton St. (42.20417, -71.19667)	Other Removed	Other Unknown	5 Approaches 3 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Removed in 2025. Wide circular roadway. New pavement markings on circular roadway approx 2016 (e.g. splitter island, traffic lanes dedicated left-through-right on Prospect St). New pavement markings to extend/complete central island. Markings go into roadway on Washington Street. No additional pavement markings on Washington Street to delineate through-left. Missing or submerged curbs, various layers of resurfacing and fixtures of potholes. Sidewalks present, crosswalk present. Crosswalk along Washington Street very long (2 x 70 - 90 ft). Possible drainage issues, general water management concerns with condition existing inlets. Bus line 34E on Washington Street; bus stop just south of traffic circle.
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.
West End, MA Middlesex Co. United States	US 20 / I-95 Ramps (42.37131, -71.26901)	Rotary Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 43.2357	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		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.
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.
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.
Gloucester, MA Essex Co. United States	Washington St / Middle St (42.61204, -70.66700)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 25.4902	Other (At-Grade) Single-Lane		Pavement markings done around 2013, on-street parking at traffic circle 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Gardner, MA Worcester Co. United States	Timpany Blvd (Rte 68) / Rte 2 (42.56665, -71.99296)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 140.7379	Freeway Ramps (Grade-Separated) Single-Lane		Crosswalks present 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.
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.
North Plymouth, MA Plymouth Co. United States	Water St. / South Park Ave. (41.96132, -70.66773)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5310	Other (At-Grade) Single-Lane	2014	rotary conversion ICD estimated from Google Maps linework.
Worcester, MA Worcester Co. United States	Lake Ave. / S Rd. (42.27715, -71.75925)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.8821	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Crosswalks on all approaches. Year Completed estimated (2010-2014). ICD estimated from Google Maps linework.
Barnstable, MA Barnstable Co. United States	Meetinghouse Way (Rte 149) / US 6 EB / Service Rd. (41.69544, -70.38519)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4815	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Hudson, MA Middlesex Co. United States	Washington St. (Rte 85) / Broad St. (42.37933, -71.56500)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 55.5817	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	entry channelization islands ICD estimated from Google Maps linework.
Fitchburg, MA Worcester Co. United States	Rindge Rd. / John Fitch Hwy / Mechanic St. (Rte 31) / Ashby State Rd. (Rte 31) (42.60170, -71.80156)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8900	Other (At-Grade) Single-Lane	2010	RTYL ICD estimated from Google Maps linework.
Ayer, MA Middlesex Co. United States	Main St. (Rte 2A, Rte 111) / Sandy Pond Rd. / Littleton Rd. (Rte 2A, Rte 110) / Harvard Rd. (Rte 110, Rte 111) / Barnum Rd (42.55279, -71.57239)	Rotary Existing	Other None	5 Approaches 0 Driveways 118.7740	Other (At-Grade) Single-Lane		All-Yield Control expect for Barnum Rd (Stop-controlled) 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.
North Lincoln Street, MA Worcester Co. United States	Lincoln St. (Rte 70) / Boylston St. (Rte 70) / Benson Ave. (42.29801, -71.76636)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.7526	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Oak Bluffs, MA Dukes Co. United States	Barnes Rd / Edgartown Vineyard Haven Rd (41.42083, -70.60172)	Roundabout Existing	Unknown None	4 Approaches 0 Driveways 28.6589	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Foxborough, MA Norfolk Co. United States	Chestnut St / North St (42.07460, -71.25933)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4821	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Dedham, MA Norfolk Co. United States	Needham St / Vine Rock St (42.26954, -71.18214)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 120.1954	Other (At-Grade) Single-Lane	2004	No crosswalks ICD estimated from Google Maps linework.
Belmont, MA Middlesex Co. United States	Marsh St / Prospect St (42.40767, -71.18126)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 45.7200	Other (At-Grade) Single-Lane		Year Completed unknown. No changes from original configuration.
Northampton, MA Hampshire Co. United States	Pleasant St (US 5) / Conz St (42.31150, -72.62438)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 30.0288	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.