Roundabouts Database Index

29411 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
Maasland, South Holland Midden-Delfland Netherlands	Oude Veiling / A20 WB Ramps (51.92481, 4.27143)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.0364	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Turbo roundabout. ICD estimated from Google Maps linework.
Den Hoorn, South Holland Midden-Delfland Netherlands	Peuldreef / Sionsdreef / Harnaschdreef (52.01181, 4.31806)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.9874	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Hooghalen, Drenthe Midden-Drenthe Netherlands	Oude Provincialeweg / Smiderweg (52.91903, 6.54389)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kropswolde, Groningen Midden-Groningen Netherlands	N386 (Woldweg) / Meerweg (53.14196, 6.72374)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kropswolde, Groningen Midden-Groningen Netherlands	N386 / Waesingeweg / Abraham Kuypersingel (53.15199, 6.72331)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Foxhol, Groningen Midden-Groningen Netherlands	N386 / Industrieweg / Korte Groningerweg (53.16800, 6.72707)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Douglas, Middle Sheading Isle of Man	Peel Rd. / Braddan Rd. (54.16134, -4.50503)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 17.4821	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Douglas, Middle Sheading Isle of Man	A6 (Vicarage Rd.) / Meadow Crescent (54.15888, -4.51596)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.8751	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Douglas, Middle Sheading Isle of Man	Isle of Man Business Park / (unknown) (54.15450, -4.53323)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 23.7796	Unknown Single-Lane		ICD estimated from Google Maps linework.
Douglas, Middle Sheading Isle of Man	A24 (Cooil Rd.) / A6 (Isle of Man Business Park) (54.15321, -4.53685)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.3815	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Douglas, Middle Sheading Isle of Man	A5 / A6 (54.14619, -4.52114)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 33.5780	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Killingworth, CT Middledex Co. United States	Rte. 80 / Rte. 81 (41.35801, -72.56517)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	1997	First rotary modification in Connecticut. 21442
Middlehaven, England Middlesbrough United Kingdom	Moor Rd. / Shepherdson Way / Heath Rd. (54.57470, -1.21744)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Middlesbrough, England Middlesbrough United Kingdom	Ormesby Rd. / Sandringham Rd. / (unknown) (54.55334, -1.19498)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Middlesbrough, England Middlesbrough United Kingdom	Riverside Park Rd. / Ironmasters Rd. (54.57678, -1.25401)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
London, ON Middlesex Canada	Hyde Park Rd. / Sunningdale Rd. (43.02185, -81.34493)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	https://london.ctvnews.ca/roundabout-at-hyde-park-and-sunningdale-reopens-to-traffic-1.5654480
London, ON Middlesex Canada	Southdale Rd. W / Colonel Talbot Rd. (42.93669, -81.31730)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2023	https://www.cbc.ca/news/canada/london/new-roundabout-at-colonel-talbot-and-southdale-road-opens-with-1-lane-1.6986818
London, ON Middlesex Canada	Wickerson Rd. / Ironwood Rd. (42.94861, -81.35030)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2006-2009).
London, ON Middlesex Canada	Bateman Trl. / Paul Peel Ave. (42.93592, -81.25534)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2006-2009).
London, ON Middlesex Canada	Sheffield Blvd. / Holbrook Dr. (42.96463, -81.15170)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2018-2020).
London, ON Middlesex Canada	Beaverbrook Ave. / Oakcrossing Rd. (42.98694, -81.30524)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011).
London, ON Middlesex Canada	Beaverbrook Ave. / Whetherfield St. (42.98758, -81.30997)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012).
London, ON Middlesex Canada	Beaverbrook Ave. / Bluegrass Dr. (42.98836, -81.31543)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2003-2006).
London, ON Middlesex Canada	Cherrywood Trl. / Bluegrass Dr. (42.98728, -81.31882)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0000	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2015).
London, ON Middlesex Canada	Raleigh Blvd. / Tillmann Rd. (42.93469, -81.30829)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Single-Lane	2010	completed 2010 based on Google historical aerials
London, ON Middlesex Canada	Morgan Ave. / Morgan Crescent / Singleton Ave. (42.93441, -81.27261)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2011). Splitter islands added 2015.
London, ON Middlesex Canada	Singleton Ave. / Morgan Ave. (42.93793, -81.27158)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 35.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012).
London, ON Middlesex Canada	Evans Blvd. / Meadowgate Blvd. (42.95077, -81.17398)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2006-2009).
London, ON Middlesex Canada	Meadowgate Blvd. / Reardon Blvd. (42.96234, -81.18034)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 35.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2006).
London, ON Middlesex Canada	Coronation Dr. / Carriage Way (42.99640, -81.32622)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2006
London, ON Middlesex Canada	Coronation Dr. / Lawson Rd. (42.99659, -81.32142)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2009).
London, ON Middlesex Canada	Brunswick Ave. / Coronation Dr. (42.99836, -81.32060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2006
London, ON Middlesex Canada	Callingham Dr. / Meadowlands Way (43.03489, -81.29534)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2010-2013). Splitter islands added 2016-2019. (streetview) 21442
London, ON Middlesex Canada	Sunningdale Rd. W / Wonderland Rd. N (43.03011, -81.31690)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.6368	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
London, ON Middlesex Canada	Trafalgar St. / Hale St. (42.98579, -81.19280)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.9471	Other (At-Grade) Single-Lane	2010	Built on a overpass above Canadian National Railway tracks. Replaced two T-intersections and an at-grade rail crossing. Named the Charley Fox Memorial Overpass and Roundabout 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.
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.
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.
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	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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Piscataway Township, NJ Middlesex Co. United States	Scarlet Knight Way / Campus Rd. / Bartholomew Rd. / Frelinghuysen Rd. (40.51776, -74.46132)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 57.1998	Other (At-Grade) Single-Lane	2003	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.
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.
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.
Framingham, MA Middlesex Co. United States	Natick Mall Rd. / Flutie Pass (42.30175, -71.38765)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.1502	Other (At-Grade) Single-Lane	2007	Right-turn-only lanes on north and west legs. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Natick, MA Middlesex Co. United States	Natick Mall Rd. / Nouvelle Way / (parking lots/garage) (42.30232, -71.38495)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 35.3330	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Fifth leg added 2017-2018. ICD estimated from Google Maps linework. 21442
Natick, MA Middlesex Co. United States	Natick Mall Rd. / (parking lots) (42.30191, -71.38212)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.7334	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2018-2019). 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.
Waltham, MA Middlesex Co. United States	Beaver St. / Lyman St. (42.38402, -71.23042)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 51.8160	Other (At-Grade) Single-Lane	2015	Unknown date of origin as traffic circle. Converted to roundabout 2015-2016.
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.
Watertown, MA Middlesex Co. United States	Common St. / Orchard St. / Church St. (42.37243, -71.17858)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2020
Belmont, MA Middlesex Co. United States	Prospect St / Clifton St (42.40403, -71.17635)	Traffic Calming Circle Existing	Other None	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane		two yield-controlled, one stop-controlled approaches
Ashland, MA Middlesex Co. United States	Pond St. / Spyglass Hill Dr. / (parking) (42.24026, -71.43205)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2022	Utility pole within central island on inner edge of truck apron.
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
Westford, MA Middlesex Co. United States	Russells Way (42.64453, -71.42699)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Westford, MA Middlesex Co. United States	Russells Way (42.63407, -71.43101)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Tewksbury, MA Middlesex Co. United States	Jills Way / Jills Way (42.62204, -71.18720)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
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.
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.
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
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
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
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.
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	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)
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
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.