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
Mashpee, MA Barnstable Co. United States	Triton Sound Circle / Troon Way / Greenwards Rd. / Shore Dr. West / Landmark Ave. (41.56210, -70.47509)	Traffic Calming Circle Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 57.1930	Other (At-Grade) Single-Lane		On private roads ICD estimated from Google Maps linework.
Masku, Southwest Finland Masku Finland	Maskuntie / Vanha Raumantie / Ruskontie / E8-Valtatie 8 NB Ramps (60.54249, 22.12848)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Masku, Southwest Finland Masku Finland	Maskuntie / E8-Valtatie 8 SB Ramps (60.54259, 22.12404)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Masku, Southwest Finland Masku Finland	Maskuntie / Kankaisten kauppatie (60.54319, 22.12029)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Mason, OH Warren Co. United States	Mason Grand Dr. / Parkmoor Dr. / Skyview Dr. (39.35923, -84.27451)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on four legs.
Mason, OH Warren Co. United States	Mason Rd. / Sarah Dr. (39.36641, -84.31909)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.3170	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Mason, OH Warren Co. United States	Freedom Way / Veterans Pkwy. (39.33363, -84.30647)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.1035	Other (At-Grade) Single-Lane	2015	Third leg of intersection not connected yet ICD estimated from Google Maps linework.
Mason, OH Warren Co. United States	Socialville-Foster Rd. / Innovation Way (39.32155, -84.29039)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.3489	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Mason, OH Warren Co. United States	Mason Montgomery Rd. / Bethany Rd. (39.37924, -84.30723)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.8513	Other (At-Grade) Single-Lane	2015	Right turn lanes on all approaches, expandable to 2 lanes. ICD estimated from Google Maps linework.
Mason City, IA Cerro Gordo Co. United States	Mohawk Boulevard / Mason City HS parking lots (43.14796, -93.16502)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2013
Massa e Cozzile, Tuscany Pistoia Italy	Via Antonio Gramsci / Via Ugo Foscolo / Via Bruceto (43.87028, 10.75715)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways	Other (At-Grade) Single-Lane		Peanut shaped.
Massa e Cozzile, Tuscany Pistoia Italy	Via Antonio Gramsci / Via Fratelli Cervi / Via Cetriano / Via Calderaio (43.86958, 10.75390)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Massena, NY St. Lawrence Co. United States	Center St. / Parker Ave. (44.93393, -74.88746)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.5106	Other (At-Grade) Single-Lane	2017	https://www.nny360.com/news/massena-roundabout-open-to-traffic/article_e871f943-583b-5820-a528-ca33bb8ee098.html. Previous intersection was a large triangle with a one-way road on one side, so no control signage. ICD estimated from Google Maps linework.
Masterton, Wellington Region Masterton New Zealand	SH 2 (Chapel St.) / Lincoln Rd. (-40.94892, 175.66078)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Masterton, Wellington Region Masterton New Zealand	Church St. / Dixon St. (-40.95062, 175.66268)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Masterton, Wellington Region Masterton New Zealand	SH 2 (Chapel St. - Opaki Rd.) / Queen St. / Dixon St. (-40.94640, 175.66718)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Left-turn-only lanes on three legs.
Masterton, Wellington Region Masterton New Zealand	Ngaumutawa Rd. / Upper Plain Rd. / Renall St. (-40.94641, 175.63737)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Masterton, Wellington Region Masterton New Zealand	Worksop Rd. / Dixon St. (-40.95304, 175.65882)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Masterton, Wellington Region Masterton New Zealand	SH 2 (Chapel St.) / Renall St. (-40.95176, 175.65633)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Matakana, Auckland Auckland New Zealand	Matakana Rd. / Leigh Rd. / Matakana Valley Rd. / Matakana Wharf Rd. (-36.35238, 174.71780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Matamata, Waikato Matamata-Piako New Zealand	SH 24 (Broadway) / SH 27 (Waharoa Rd. W - Firth St.) / Peria Rd. (-37.80851, 175.77070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Left-turn-only lane on east leg.
Matamata, Waikato Matamata-Piako New Zealand	SH 24 (Broadway - Mangawhero Rd.) / Burwood Rd. / Tower Rd. (-37.81308, 175.78169)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mataram, West Nusa Tenggara Kota Mataram Indonesia	Jalan Adi Sucipto / Jalan Udayana (-8.56372, 116.10370)	Other Existing	Uncontrolled None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Matarangi, Waikato Thames-Coromandel New Zealand	Matarangi Dr. / Harbour Dr. (-36.73277, 175.65773)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mataró, Catalonia Barcelona Spain	Rotonda de les Hortes del Camí Ral [Carretera de Barcelona / Calle Remallaire / Calle de Caldes de Estrac] (41.52704, 2.43163)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Boulevard and its frontage roads have separate entries.
Matjhabeng, Free State Lejweleputswa South Africa	Tempest Rd. / Jan Hofmeyr Rd. (-27.97304, 26.73351)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Long Rd. / Menelaus St. / Mercutio St. (-27.98061, 26.69563)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 140.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Matjhabeng, Free State Lejweleputswa South Africa	Long Rd. / Macbeth Rd. (-27.98174, 26.71172)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 80.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Matjhabeng, Free State Lejweleputswa South Africa	Long Rd. / Tempest Rd. (-27.98296, 26.72778)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 100.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Elliptical shaped. ICD = 100 m x 70 m
Matjhabeng, Free State Lejweleputswa South Africa	Long Rd. / Meulen St. (-27.98423, 26.73138)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 86.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	M4 (State Way) / Tempest Rd. (-27.97822, 26.73207)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 86.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	M1 (Koppie Alleen Rd.) / M4 (State Way) (-27.98715, 26.75585)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 87.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Koppie Alleen Rd. / Long Rd. (-27.99266, 26.74879)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	State Way / 3rd St. (-27.99058, 26.75894)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Toronto Rd. / Lategan Rd. / Badenhorst St. (-27.99112, 26.73164)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Tempest Rd. / Lategan Rd. / Othello Rd. (-27.98639, 26.72604)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 84.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Macbeth Rd. / Othello Rd. (-27.98684, 26.71199)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 85.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	M1 (Koppie Alleen Rd.) / Jan Hofmeyr Rd. / Volks Rd. (-27.98289, 26.76217)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 115.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Arrarat Rd. / Jan Hofmeyr Rd. (-27.97720, 26.74448)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Tempest Rd. / Volks Rd. (-27.97033, 26.73479)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 70.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Tempest Rd. / Constantia Rd. (-27.96443, 26.73962)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 70.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Tempest Rd. / Ararrat Rd. / King St. (-27.96515, 26.75022)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Constantia Rd. / Arrarat Rd. / Strand St. / Fischer St. (-27.96940, 26.74816)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	M1 (Koppie Alleen Rd.) / Constantia Rd. / Nourse St. / Honeyball St. (-27.97482, 26.76292)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 120.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Constantia Rd. / Power Rd. (-27.97531, 26.77441)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 80.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	R73 (Jan Hofmeyr Rd.) / Power Rd. (-27.98121, 26.77359)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 70.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Nkoane St. / A Phakathi Dr. (-27.96295, 26.80997)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 65.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Matjhabeng, Free State Lejweleputswa South Africa	Mothusi Rd. / M4 (Ndaki Rd.) / Ndaki St. (-27.95540, 26.78534)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 80.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Matjhabeng, Free State Lejweleputswa South Africa	M4 / R730 (-27.94903, 26.79691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 90.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	R730 / Craib Ave. (-27.93720, 26.78769)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 92.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Matjhabeng, Free State Lejweleputswa South Africa	Craib Ave. / Nathaniel Dr. (-27.93619, 26.80163)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Matjhabeng, Free State Lejweleputswa South Africa	Lois St. / Alan St. (-27.92609, 26.81544)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 63.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Matjhabeng, Free State Lejweleputswa South Africa	Circle St. / Steenkamp St. / Wedepohl St. (-27.92426, 26.82354)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 70.0000	Other (At-Grade) Single-Lane		Elliptical Shaped. ICD = 70 m x 60 m.
Matosinhos, Porto Matosinhos Portugal	Rua de Veloso Salgado / Avenida Doutor António Macedo / A28 SB Ramps (41.20190, -8.69324)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Matosinhos, Porto Matosinhos Portugal	Rua Belchior Robles / Rua de Veloso Salgado / Rua Óscar da Silva / Avenida de Doutor Fernando Aroso (41.20149, -8.69638)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Matosinhos, Porto Matosinhos Portugal	Rua Belchior Robles / Rua Dom Marcos da Cruz (41.20158, -8.69813)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Matraville, NSW Randwick Australia	Bunnerong Rd. / Little Bay Rd. (-33.97586, 151.23675)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Matraville , NSW Randwick Australia	Anzac Parade / Little Bay Rd. / Jenner St. (-33.97869, 151.24464)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Matriz, Viana do Castelo Caminha Portugal	N13 (Avenida Doutor Dantas Carneiro) / Rua de São João / Largo Doutor Bento Coelho (41.87818, -8.83646)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Mattawa, ON Nipissing Canada	Trans Canada Hwy. / Main St. (46.31735, -78.70220)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.6449	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Mattawa, WA Grant Co. United States	SR 243 / Road 24 SW (46.73775, -119.91718)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2889	Other (At-Grade) Single-Lane	2014	Reverse curves on north and south legs. Open May 2014. ICD estimated from Google Maps linework.
Mattawan, MI Van Buren Co. United States	N Main St. / I-94 EB Ramps (42.22215, -85.78540)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.9160	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Mattawan, MI Van Buren Co. United States	S Main St. / I-94 WB Ramps / Cole Ave. (42.22384, -85.78535)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 57.4880	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Mattersburg, Burgenland Mattersburg Austria	L219 (Wiener Straße) / L223 (Schubertstraße - Martinsplatz) (47.73746, 16.39656)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Matthews, NC Mecklenburg Co. United States	(internal shopping center intersection) (35.13310, -80.71056)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 19.8120	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2012).
Matthews, NC Mecklenburg Co. United States	NC 51 (Matthews-Mint Hill Rd.) / Idlewild Rd. (35.13745, -80.68332)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.0676	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Matthews, NC Union Co. United States	NC 84 (Weddington Rd.) / Weddington Matthews Rd. (SR 1344) (35.02209, -80.76003)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.2545	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Matthews, NC Union Co. United States	(unknown) / (unknown) (35.00019, -80.69595)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2007-2008).
Maudsland, QLD Gold Coast Australia	Gaven Arterial Rd. / Yallaroi Rd. (-27.91880, 153.29198)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Maumee, OH Lucas Co. United States	Gibbs St. / E Indiana Ave. (41.56754, -83.65429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8600	Other (At-Grade) Single-Lane	2023	https://www.wtol.com/article/traffic/gibbst-street-roundabout-reopened-indiana-avenue-maumee-construction-traffic-local-news-ohio/512-75b4cf3f-e968-4457-9181-ecc388ae8535
Maumelle, AR Pulaski Co. United States	Country Club Pkwy. / Diamond Park Ln. (34.84488, -92.37940)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2005	Yield signs but no yield or entrance line markings. No splitter island on southeast leg.
Maumelle, AR Pulaski Co. United States	Country Club Pkwy. / Sologny Forest Dr. (34.84337, -92.38461)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2005	No deflection on west leg, although it has two yield signs, LED border lights around right yield sign, and supplemental "YIELD TO TRAFFIC IN CIRCLE" plaque above left yield sign.
Maurepas, LA Livingston Par. United States	LA-16 / LA-22 (30.26014, -90.76844)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.9163	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Mauston, WI Juneau Co. United States	Division St. / Grayside St. (43.78910, -90.07675)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.1088	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Mauston, WI Juneau Co. United States	STH 82 (Gateway Ave.) / I-90-I-94 EB Ramps (43.79649, -90.05800)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2022	Raindrop shaped. https://www.mauston.com/vertical/Sites/%7BF7711255-419A-434B-BDA9-D1E7B277079F%7D/uploads/221216_I-90-94_and_WIS_82_Winter_Shutdown.pdf
Mauston, WI Juneau Co. United States	STH 82 (Gateway Ave.) / I-90-I-94 WB Ramps (43.79635, -90.05521)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2022	Raindrop shaped. https://www.mauston.com/vertical/Sites/%7BF7711255-419A-434B-BDA9-D1E7B277079F%7D/uploads/221216_I-90-94_and_WIS_82_Winter_Shutdown.pdf
Mawson Lakes, SA Salisbury Australia	Mawson Lakes Blvd. / Kingfisher Ave. / Park Way (-34.81898, 138.61142)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mawson Lakes, SA Salisbury Australia	Mawson Lakes Blvd. / Shearwater Dr. / Sheaoak Dr. (-34.81632, 138.60779)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mawson Lakes, SA Salisbury Australia	Mawson Lakes Blvd. / Brookside Dr. / Jacaranda Grove (-34.81228, 138.60859)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mawson Lakes, SA Salisbury Australia	Mawson Lakes Blvd. / The Strand / Parkview Dr. (-34.81104, 138.61102)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mawson Lakes, SA Salisbury Australia	Mawson Lakes Blvd. / Garden Terrace / Peninsula Dr. (-34.81110, 138.61489)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Maximo, FL Pinellas Co. United States	37th St. S / 50th Ave. S (27.72248, -82.68136)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on three legs.
Mayer, MN Carver Co. United States	STH 25 (Mayer Blvd.) / 7th St. / 62nd St. (44.89120, -93.88554)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2015	Skewed intersection. https://www.hometownsource.com/sun_patriot/mayer-premieres-new-roundabout-on-hwy-25/article_fdc7a910-4598-58ad-a60c-967e9892573b.html
Mayfield, NY Fulton Co. United States	Rte 30 / Rte 30A (43.09455, -74.27904)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0131	Other (At-Grade) Single-Lane	2019	https://www.leaderherald.com/news/local-news/2019/10/roundabout-set-to-open/ ICD estimated from Google Maps linework.
Mayma-Chergachak, Altay Mayminsky District Russia	M52 / ulitsa Energetikov Ramps (51.97980, 85.85422)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)
Maynooth, Co Kildare Ireland	R406 / Straffan Rd. / M4 WB Off-Ramp (53.36554, -6.59108)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Mays Chapel, MD Baltimore Co. United States	Dipping Pond Ct. (39.44447, -76.71101)	Other Existing	Unknown Unknown	2 Approaches 3 Driveways 0.0000	Other (At-Grade) Single-Lane
Mays Chapel, MD Baltimore Co. United States	Ridgemont Rd. (39.45142, -76.69629)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Maytown, PA Lancaster Co. United States	N River St. / W High St. (40.07541, -76.58208)	Other Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 36.5559	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Mayville, WI Dodge Co. United States	STH 33 / CR P (43.43082, -88.45031)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	https://www.washingtoncountyinsider.com/dodge-county-highway-p-and-wi-33-roundabout-nears-completion-by-ron-naab/
Mazkeret Batya, Central District Israel	Sderot Menachem Begin / Nurit St. / Sha'ul St. (31.85029, 34.84691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mazraat Beit Ech Cheaar, Mount Lebanon Maten Lebanon	Beit Ech Cheaar St. (33.93107, 35.61313)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
McAdenville, NC Gaston Co. United States	Wesleyan Ave. / Church St. (35.25438, -81.07686)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 75.0970	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
McAlester, OK Pittsburg Co. United States	N 5th St. / E Washington Ave. (34.93271, -95.76260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2020	https://www.mcalesternews.com/news/local_news/5-things-to-know-mcalester-intersection-to-reopen-with-roundabout-design-on-monday/article_dbac604a-c196-5619-9551-cbf69602fb80.html
McAllen, TX Hidalgo Co. United States	Houston Ave. / Convention Center Blvd. (26.19941, -98.25947)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
McAllen, TX Hidalgo Co. United States	Valencia Market Pl. / Warbler Ave. (26.27065, -98.22098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2011
McAllen, TX Hidalgo Co. United States	Lark Blvd. (26.26139, -98.23389)	Other Existing	All-Way Yield None	2 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2011	Pedestrian access through central island. Painted splitter islands.
McAllen, TX Hidalgo Co. United States	Auburn Ave. / N Main St. (26.27509, -98.22352)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, unspecified)	2008
McAllen, TX Hidalgo Co. United States	Capistrano Dr. / San Nicholas St. (26.23926, -98.27941)	Other Existing	All-Way Stop None	4 Approaches 1 Driveways 35.0520	Other (At-Grade) Single-Lane	1995	Parking along circulatory roadway.
McBryde, VA Montgomery Co. United States	Broce Dr. / Lora Ln. (37.23783, -80.43405)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 20.9185	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.