Roundabouts Database Index

29867 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
Hales Corners, WI Milwaukee Co. United States	STH 24 (W Forest Home Ave.-Janesville Rd.) / W Forest Home Ave. (42.93732, -88.04641)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.0902	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Wauwatosa, WI Milwaukee Co. United States	Underwood Pkwy. / N Mayfair Rd. (43.04762, -88.04461)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.2936	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Wauwatosa, WI Milwaukee Co. United States	N Swan Blvd. / Discovery Pkwy. (43.05192, -88.03430)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2019	https://www.wauwatosa.net/Home/Components/News/News/1708/166
Wauwatosa, WI Milwaukee Co. United States	Discovery Pkwy. / (parking lot) (43.04809, -88.03138)	Roundabout Existing	All-Way Yield None	2 Approaches 1 Driveways 29.6749	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Oak Creek/Cudahy, WI Milwaukee Co. United States	E College Ave. / S Ace Industrial Dr. (42.92994, -87.88328)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2257	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Franklin, WI Milwaukee Co. United States	S 51st St. / W Drexel Ave. (42.90151, -87.98018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019
Crownhill, England Milton Keynes United Kingdom	Dansteed Way / Fulmer St. (52.02693, -0.81076)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Medbourne, England Milton Keynes United Kingdom	Fulmer St. / Portway (52.02191, -0.80312)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hazeley, England Milton Keynes United Kingdom	Oakhill Roundabout [Tattenhoe St. / Portway] (52.01914, -0.80940)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Unknown Multilane (2 Lane, unspecified)
Shenley Brook End, England Milton Keynes United Kingdom	Oxley Park Roundabout [Tattenhoe St. / Childs Way] (52.01021, -0.79831)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Emerson Valley, England Milton Keynes United Kingdom	Westcroft Roundabout [Tattenhoe St. / Chaffron Way] (52.00453, -0.78916)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Tattenhoe, England Milton Keynes United Kingdom	Langerstone Ln. / Howe Rock Pl. (52.00004, -0.78128)	Other Unknown	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		No splitter islands.
Tattenhoe, England Milton Keynes United Kingdom	Langerstone Ln. / Hartland Ave. (51.99921, -0.78084)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		No splitter islands.
Bletchley, England Milton Keynes United Kingdom	A421 (Standing Way) / Tattenhoe Ln. (51.99815, -0.77246)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Bletchley, England Milton Keynes United Kingdom	Whaddon Way / Tattenhoe Ln. (northeast) (51.99282, -0.76234)	Roundabout Unknown	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Bletchley, England Milton Keynes United Kingdom	Whaddon Way / Tattenhoe Ln. (southwest) (51.99251, -0.76281)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Bletchley, England Milton Keynes United Kingdom	B4034 (Buckingham Rd.) / Newton Rd. (51.99129, -0.75460)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Bletchley, England Milton Keynes United Kingdom	B4034 (Buckingham Rd.) / Shenley Rd. (51.99131, -0.75405)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Bletchley, England Milton Keynes United Kingdom	B4034 (Buckingham Rd.) / Water Eaton Rd. / Sherwood Dr. (51.99331, -0.73822)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Bletchley, England Milton Keynes United Kingdom	Brunel Roundabout [B4034 (Queensway-Saxon St.) / Duncombe St.] (51.99432, -0.73462)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Bletchley, England Milton Keynes United Kingdom	Princes Way Roundabout [B4034 / Princes Way] (51.99711, -0.73430)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Bletchley, England Milton Keynes United Kingdom	Beacon Roundabout [Watling St. / (parking)] (52.00159, -0.72379)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Bletchley, England Milton Keynes United Kingdom	B4034 (Saxon St.) / Watling St. (52.00264, -0.72635)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Partial double roundabout.
Bletchley, England Milton Keynes United Kingdom	Denbigh Roundabout [B4034 (Saxon St.) / Blatcham Way] (52.00428, -0.72672)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Bletchley, England Milton Keynes United Kingdom	Watling St. / Grafton St. (52.00666, -0.73549)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Leadenhall, England Milton Keynes United Kingdom	Leadenhall Roundabout [Grafton St. / Chaffron Way] (52.02553, -0.75811)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Shenley Lodge, England Milton Keynes United Kingdom	The Bowl Roundabout [Watling St. / Chaffron Way] (52.01899, -0.76772)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Shenley Lodge, England Milton Keynes United Kingdom	Watling St. / Childs Way (52.02278, -0.77718)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Shenley Church End, England Milton Keynes United Kingdom	Watling St. / Portway (52.03002, -0.79425)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Great Holm, England Milton Keynes United Kingdom	Crownhill Roundabout [Watling St. / Dansteed Way] (52.03405, -0.80392)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Two Mile Ash, England Milton Keynes United Kingdom	Watling St. / Barrosa Way (52.03628, -0.80951)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Two Mile Ash, England Milton Keynes United Kingdom	Watling St. / Monks Way (52.04052, -0.81904)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Kiln Farm, England Milton Keynes United Kingdom	Watling St. / Calverton Ln. (52.04080, -0.81995)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Fullers Slade, England Milton Keynes United Kingdom	Kiln Farm Roundabout [Watling St. / Millers Way] (52.04631, -0.83248)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Fullers Slade, England Milton Keynes United Kingdom	Galley Hill Roundabout [Watling St. / Ridgeway] (52.05022, -0.83984)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Stony Stratford, England Milton Keynes United Kingdom	Queen Eleanor St. / Wolverton Rd. (52.05891, -0.84200)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Stony Stratford, England Milton Keynes United Kingdom	London Rd. / High St. (52.06090, -0.85912)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Lakeland, MO Miller Co. United States	US 54 Business / N Shore Dr. (38.21423, -92.62436)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 15.0142	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	date from streetview (Jan '14 - no roundabout; Sept '14 - roundabout) ICD estimated from Google Maps linework.
Lake Ozark, MO Miller Co. United States	Bagnell Dam Blvd. (US 54 Business) / Wilmore Ln. (38.21266, -92.62304)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	Left-turn-only lane on north leg. Yield-controlled right-turn bypass on south and east legs. https://www.krmsradio.com/construction-continues-on-new-54-biz-54-w-interchange-into-the-winter/
Lake Ozark, MO Miller Co. United States	Wilmore Ln. / US 54 WB Ramps (38.21456, -92.62052)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Single-Lane	2021
Princeton, MN Mille Lacs Co. United States	STH 95 / 21st Ave. N (CR 39) (45.57682, -93.60428)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 44.3066	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Princeton, MN Mille Lacs Co. United States	TH 95 / CSAH 29 (Rum River Dr.) (45.57405, -93.58005)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2927	Other (At-Grade) Single-Lane	2010	Right-turn-only lanes on all four approaches. ICD estimated from Google Maps linework.
Mildura, VIC Mildura Australia	A20 (Sturt Hwy - Seventh St.) / C255 (Seventh St.) / San Mateo Ave. (-34.18779, 142.16949)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mildura, VIC Mildura Australia	San Mateo Ave. / Eighth St. (-34.18921, 142.16774)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only)	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mildura, VIC Mildura Australia	San Mateo Ave. / Ninth St. (-34.19072, 142.16587)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Red Cliffs, VIC Mildura Australia	Indi Ave. / Ilex St. (-34.30708, 142.18804)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mildura, VIC Mildura Australia	Benetook Ave. / Sixteenth St. (-34.22766, 142.14067)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mikołów, Śląskie Mikołowski Poland	Karola Miarki / Konstantego Prusa (50.17184, 18.89944)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Mikołów, Śląskie Mikołowski Poland	Konstantego Prusa / Kolejowa (50.17206, 18.90118)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Mikkeli, Southern Savonia Mikkeli Finland	Pursialankatu / Vilhonkatu / Valtatie 5 (Viitostie) SB Ramps (61.68556, 27.27993)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Mikkeli, Southern Savonia Mikkeli Finland	Kuopiontie / Valtatie 5 (Viitostie) SB Ramps (61.70272, 27.31913)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Mikkeli, Southern Savonia Mikkeli Finland	Kuopiontie / Salosaarentie / Valtatie 5 (Viitostie) NB Ramps (61.70171, 27.32340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Unknown
Mikhaylovka, Primorye Mikhaylovsky District Russia	AH30 / Leninskaya ulitsa (43.92603, 131.99993)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Miguel Hidalgo, Mexico City Miguel Hidalgo Mexico	Calle Campos Elíseos / Calle Polanco / Calle Schiller (19.43015, -99.18634)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown		Pedestrian access to central island.
Miguel Hidalgo, Mexico City Miguel Hidalgo Mexico	Calle Rubén Darío / Calle Campos Elíseos (19.42984, -99.18267)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown		Pedestrian access in central island.
Miguel Hidalgo, Mexico City Miguel Hidalgo Mexico	Calle Campos Elíseos / Calle Lamartine (19.42932, -99.18981)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Miguel Hidalgo, Mexico City Miguel Hidalgo Mexico	Calle Campos Elíseos / (unknown) (19.42799, -99.19352)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Gulgong, NSW Mid-Western Regional Australia	B55 (Fisher St.) / Goolma Rd. / Mayne St. (-32.36546, 149.52598)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dalkeith, Scotland Midlothian United Kingdom	A6094 (Eskbank Rd. - Bonnyrigg Rd.) / B6392 (Melville Rd. - Dalhousie Rd.) / A768 (Lasswade Rd.) / B703 (Newbattle Rd.) (55.88853, -3.08053)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lasswade, Scotland Midlothian United Kingdom	A772 (Gilmerton Rd.) / A720 (The City Of Edinburgh Bypass) WB On-Ramp (55.89821, -3.11191)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Lasswade, Scotland Midlothian United Kingdom	Gilmerton Road Roundabout [A7 (Borders) / A772 (Gilmerton Rd.) / B6392 (Gilmerton Rd.)] (55.89554, -3.09550)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lasswade, Scotland Midlothian United Kingdom	A772 (Gilmerton Rd.) / (entrance to Dobbies Garden Centre) (55.89655, -3.09863)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dalkeith, Scotland Midlothian United Kingdom	Melville Dykes Road Roundabout [A7 (Borders) / A768 (Melville Dykes Rd. - Lasswade Rd.)] (55.88844, -3.09395)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dalkeith, Scotland Midlothian United Kingdom	Eskbank Road Roundabout [A7 (Borders) / A6094 (Eskbank Rd. - Bonnyrigg Rd.) / (parking)] (55.88239, -3.08914)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Straiton, Scotland Midlothian United Kingdom	A701 (Straiton Rd.) / B702 (Loanhead Rd.) (55.88857, -3.16303)	Signalized Roundabout/Circle Existing	Signal None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Raindrop shaped.
Dalkeith, Scotland Midlothian United Kingdom	A6106 (Millerhill Rd.) / B6415 (55.91186, -3.09135)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Milton Bridge, Scotland Midlothian United Kingdom	Gowkley Moss Roundabout [A701 / B7003 (Penicuik Rd.) / Bush Loan Rd.] (55.85784, -3.18553)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Dalkeith, Scotland Midlothian United Kingdom	A6094 (Musselburgh Rd. - Salters Rd.) / B6414 (Salters Rd.) (55.89700, -3.05466)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Dalkeith, Scotland Midlothian United Kingdom	A6106 (Lauder Rd.) / (unknown) (55.88848, -3.04612)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Midland, MI Midland Co. United States	E Freeland Rd. / S Sasse Rd. (43.52518, -84.22937)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	Rural, high-speed approaches.
Midland, MI Midland Co. United States	N Waldo Rd. / E Monroe Rd. (43.68353, -84.18736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Opened September 1, 2023. https://www.ourmidland.com/news/article/waldo-monroe-roundabout-open-traffic-sept-1-18308702.php
Midland, TX Midland Co. United States	Tradewinds Blvd. / Anetta Dr. (31.96937, -102.14896)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	https://www.newswest9.com/article/traffic/city-of-midland-provides-tips-for-driving-on-new-roundabout/513-3c4f3167-cc6f-420a-aeda-ea76f40581cc
Sanford, MI Midland Co. United States	N Meridian Rd. / US 10 WB Ramps (43.68557, -84.36787)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.5924	Freeway Ramps (Grade-Separated) Single-Lane	2015	ICD estimated from Google Maps linework.
Midland, MI Midland Co. United States	Business US 10 WB / E Patrick Rd. / E Lyon Rd. (43.61168, -84.21498)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 43.2366	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
London, ON Middlesex County Canada	Lambton Dr. / Oxford Dr. (43.00616, -81.27515)	Traffic Calming Circle Existing	Unknown Unknown	5 Approaches 0 Driveways 38.4291	Other (At-Grade) Single-Lane		Constructed sometime in the 1970s. Functional Class: Local 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.
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.
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.
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.
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.
Cambridge, MA Middlesex Co. United States	Grove St. / Washington St. / Blanchard Rd. (42.38637, -71.16042)	Roundabout Existing	All-Way Yield None	3 Approaches 3 Driveways 22.0537	Other (At-Grade) Single-Lane	2006	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.
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.
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.
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.
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.
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.
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.
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.
Belmont, MA Middlesex Co. United States	Orchard St / Stone St (42.39213, -71.16707)	Traffic Calming Circle Existing	Uncontrolled None	3 Approaches 6 Driveways 57.3345	Other (At-Grade) Single-Lane		No traffic signs nor pavement markings present. 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.
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.
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.
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.