Roundabouts Database Index

30016 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
Longueuil, QC Longueuil Canada	Boulevard Vauquelin / Rue du R-100 (45.52801, -73.43090)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3451	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Fourth leg stubbed. Concentric circulatory roadway striping. https://www.facebook.com/VilleDeLongueuil/photos/carrefours-giratoires-un-carrefour-giratoire-entrera-bientôt-en-service-à-linter/872242556120053/ ICD estimated from Google Maps linework.
Repentigny, QC L'Assomption Regional County Municipality Canada	Boulevard Basile-Routhier / Avenue des Rivières (45.78281, -73.43269)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Single-Lane	2010
East Massapequa, NY Nassau Co. United States	Unqua Circle [Nassau Rd. / Unqua Rd.] (40.66213, -73.44036)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Plattsburgh, NY Clinton Co. United States	Rte 9 / New York Rd. / Vermont St. (44.68128, -73.44769)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3649	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Longueuil, QC Longueuil Canada	Boulevard de Montarville / Rte 132 WB Ramps / (transit center) (45.60163, -73.45036)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.7802	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Champlain, NY Clinton Co. United States	US 11 / I-87 NB Ramps (44.98090, -73.45634)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Single-Lane	2015	Year Completed estimated (2014-2016).
Champlain, NY Clinton Co. United States	US 11 / I-87 SB Ramps (44.98090, -73.45826)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Single-Lane	2015	Year Completed estimated (2014-2016).
Oyster Bay, NY Nassau Co. United States	Bethpage State Pkwy. / Plainview Rd. (40.73804, -73.46891)	Other Existing	Other Unknown	3 Approaches 0 Driveways 52.4868	Other (At-Grade) Single-Lane		Stop control on west leg. ICD estimated from Google Maps linework.
Saint-Charles-Borromée, QC Joliette Regional County Municipality Canada	Rue de la Petite-Noraie / Boulevard l'Assomption (46.03950, -73.46948)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2014) as three-leg roundabout. Fourth leg added 2016-2019.
Charlemagne, QC Lanaudière Region Canada	Rte 138 (Rue Sherbrooke) / Rue Notre Dame (45.69860, -73.48427)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.3762	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Functional Class: Arterial. Year Completed estimated (2005-2008). Right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Saint-Charles-Borromée, QC Joliette Regional County Municipality Canada	Rue de la Visitation / Rue Chaput / Rang Double (46.06457, -73.48821)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2021).
Terrebonne, QC Les Moulins Regional County Municipality Canada	Chemin Saint-Charles / Allée du Grand-Pic (45.71351, -73.49795)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012).
Longueuil, QC Longueuil Canada	Rue Riverside / Boulevard Simard (45.47889, -73.50042)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.5464	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Laprairie, QC Roussillon Regional County Municipality Canada	Rue Salaberry / Boulevard San José (45.40810, -73.50389)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.5084	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2009-2013). ICD estimated from Google Maps linework.
Wantagh, NY Nassau Co. United States	Ocean Pkwy. / Jones Beach Causeway (40.59647, -73.50811)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 106.1035	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Converted rotary. ICD estimated from Google Maps linework.
Candiac, QC Roussillon Regional County Municipality Canada	Boulevard Jean-Leman / Avenue des Chênes / Rang Saint-André (45.36467, -73.50839)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2020-2021).
Danbury, CT Fairfield Co. United States	Reserve Rd. / Milestone Rd. (41.38525, -73.51778)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.3237	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Greenwich, NY Washington Co. United States	Rte 29 / Rte 40 (43.10361, -73.51842)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.3681	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Stamford, CT Fairfield Co. United States	Shippan Ave. / Fairview Ave. (41.02609, -73.52336)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 13.5152	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Longueuil, QC Montreal Canada	Avenue Pierre-Dupuy/Avenue de Casino/Chemin des Floralies (45.50770, -73.52522)	Other Existing	Other None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane		Circulatory roadway stops for entering traffic.
Stamford, CT Fairfield Co. United States	Davenport Ridge Rd. / Lakeside Dr. / Newfield Ave. (41.12314, -73.53272)	Other Existing	All-Way Yield None	3 Approaches 1 Driveways 23.3918	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Danbury, CT Fairfield Co. United States	Reserve Rd. / Old Ridgebury Rd. (41.38810, -73.53322)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0496	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Boulevard René-Lévesque / Rue Jacques-le Ber / A-10 NB Onramp / A-15 WB Offramp (45.47093, -73.53801)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.8521	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Carrefour Alexander-Graham-Bell (Chemin de la Pointe N / A-15 WB Offramp / A-10 NB Onramp) (45.47195, -73.54155)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 39.3640	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Boulevard de l'Île des Soeurs / Boulevard René-Lévesque (45.46579, -73.54476)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.8555	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Boulevard de l'Île des Soeurs / Place du Commerce / Chemin du Golf (45.46789, -73.54627)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.0676	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Avenue Pierre-de Coubertin / Rue Leclaire (45.56049, -73.54725)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.0000	Other (At-Grade) Single-Lane	2022	https://journalmetro.com/local/2986842/un-carrefour-giratoire-trop-dangereux-pour-les-cyclistes-et-les-pietons/
Montreal, QC Montreal Canada	Avenue Pierre-de Coubertin / Avenue Desjardins (45.55450, -73.55120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2021
Greenwich, CT Fairfield Co. United States	Sound Beach Ave. / (unknown) (41.03011, -73.56715)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Greenwich, CT Fairfield Co. United States	Havemeyer Ln. / Northridge Rd. (41.05451, -73.56718)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.0125	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Saint-Jacques, QC Montcalm Regional County Municipality Canada	Rue St-Jacques (Rte 341) / Rte 158 (45.95392, -73.57892)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.4991	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Chatham, NY Columbia Co. United States	Rte 66 / Rte 295 (42.36392, -73.59497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.9441	Other (At-Grade) Single-Lane	2009	Small single-laner in village setting. ICD estimated from Google Maps linework.
Mascouche, QC Les Moulins Regional County Municipality Canada	Avenue de la Gare / Avenue de l'Esplanade (45.72534, -73.60450)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2008).
Greenwich, CT Fairfield Co. United States	Milbank Ave. / E Elm St. (41.03211, -73.62178)	Other Existing	Unknown None	3 Approaches 0 Driveways 31.5326	Other (At-Grade) Single-Lane		Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Greenwich, CT Fairfield Co. United States	Mason St. / Milbank Ave. / Fawcett Pl. (41.02341, -73.62377)	Other Existing	Other None	4 Approaches 0 Driveways 28.8336	Other (At-Grade) Single-Lane		Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Mascouche, QC Les Moulins Regional County Municipality Canada	Avenue de l'Esplanade / Avenue Bourque (45.72771, -73.62837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.6885	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Year Completed estimated (2005-2008). ICD estimated from Google Maps linework.
Greenwich, CT Fairfield Co. United States	Lake Ave. / Lafayette Pl. / Perryridge Rd. / William St. (41.03343, -73.62907)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 27.0274	Other (At-Grade) Single-Lane		Pedestrian crossing to central island. ICD estimated from Google Maps linework.
Greenwich, CT Fairfield Co. United States	Dearfield Dr. / Lake Ave. / Glenville Rd. (41.03250, -73.63281)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 49.5510	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Glens Falls, NY Warren Co. United States	Rte 9 / Rte 9L / Hudson St. (43.30951, -73.64399)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Urban, downtown environment. Symbolic black-on-orange 540-degree turn sign for trucks to make right turn around central island from south leg to southeast leg.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue d'Angora / Rue des Tilleuls (45.71697, -73.64922)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 32.0000	Other (At-Grade) Single-Lane	2017
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue d'Angora / Rue de la Portneuf (45.71541, -73.65052)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013).
St-Roch-Ouest, QC Montcalm Regional County Municipality Canada	Rte 158 / Rang de la Côte-St-Louis / Ancienne Rte 158 (45.88639, -73.66842)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.8930	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
East Greenbush, NY Rensselaer Co. United States	Hallenbeck Hill (42.60020, -73.66936)	Other Existing	Unknown Unknown	2 Approaches 1 Driveways 0.0000	Other (At-Grade) Unknown
Troy, NY Rensselaer Co. United States	Frear Park Rd. / 15th St. (42.74683, -73.67271)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on south leg.
Rye Brook, NY Westchester Co. United States	Edgewood Dr. / Woodland Dr. / Beechwood Blvd. / Loch Ln. / Hillandale Rd. (41.02429, -73.67456)	Other Existing	All-Way Stop Unknown	5 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane
Rye, NY Westchester Co. United States	Playland Pkwy. / (parking) (40.96518, -73.67563)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Boulevard des Plateaux (45.70569, -73.68639)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1961	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014). Bus stops on two of the approaches. ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Rue de Challans / Rue de Chautagne (45.69884, -73.68692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.1856	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Troy, NY Rensselaer Co. United States	US 4 (N Greenbush Rd.) / Williams Rd. (Rte 136) / Glenmore Rd. (42.69219, -73.68692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Yield-controlled right-turn bypass lanes on north and east legs. Year Completed estimated (2021-2022).
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Rue de Gannes (45.70337, -73.68745)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.8522	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Rue de Challans / Rue de vaccariès (45.70057, -73.68779)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.1850	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Kinderhook, NY Columbia Co. United States	US 9 / Rte 9H / State Farm Rd. (42.42835, -73.68868)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 38.7886	Other (At-Grade) Single-Lane	2006	This was built to replace traffic lights when a shopping plaza was being added - US Route 9 has North and South, State Rt 9H South, State Farm Road (Town Road) and the entrance to the plaza, which makes it an unusual set up (5 Entries with 9 and 9H creating a Y shape, and then the plaza/state farm entries across from each other, going across the stem of the Y). ICD estimated from Google Maps linework.
Queensbury, NY Warren Co. United States	(unknown) / (unknown) (43.33112, -73.68898)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 24.3251	Other (At-Grade) Single-Lane	2011	On high school campus. ICD estimated from Google Maps linework.
Port Chester, NY Westchester Co. United States	Bellefair Blvd. (41.05307, -73.69293)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue Rodrigue / Rue Michaud / (parking) (45.75778, -73.69477)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2009
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue Rodrigue / Rue Aline (45.75260, -73.69731)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2009
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de la Passerelle / Boulevard des Seigneurs / Avenue Claude-Léveillée / Bloulevard de la Pinière (45.71509, -73.69794)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 64.2112	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Concentric circulatory roadway striping. Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Queensbury, NY Warren Co. United States	Aviation Rd. / Dixon Rd. / Farr Ln. (43.33074, -73.69979)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.0129	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
East Greenbush, NY Rensselaer Co. United States	US 4 (Troy Rd.) / I-90-Rte 9 WB Ramps (42.62923, -73.70059)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2022
Rensselaer, NY Rensselaer Co. United States	US 4 (Troy Rd.) / Mannix Rd. (42.63111, -73.70100)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.5416	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
East Greenbush, NY Rensselaer Co. United States	US 4 (Troy Rd) / Red Mill Rd. / Luther Rd. (42.61947, -73.70200)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.1856	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Greenwich, CT Fairfield Co. United States	King St. / Rye Lake Ave. (41.07508, -73.70280)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2006	Temporary roundabout installed May 12, 2004. Functional Class: Local.
Westchester, NY Westchester Co. United States	Airport Rd. / Rye Lake Rd. (41.07284, -73.70593)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.5131	Other (At-Grade) Single-Lane	2006	Access to airport. ICD estimated from Google Maps linework.
Watervliet, NY Albany Co. United States	Sutherland Dr. / Beacon Dr. / Mahogany Dr. (42.72840, -73.72327)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.4611	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Great Neck, NY Nassau Co. United States	Barstow Rd. / South Station Pl. (40.78735, -73.72462)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.6068	Other (At-Grade) Single-Lane	2003	High pedestrian activitiy associated with commuter rail station below the roundabout. ICD estimated from Google Maps linework.
Watervliet, NY Albany Co. United States	Billys Way / Beryl Way (42.73320, -73.72641)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 50.0038	Other (At-Grade) Unknown	2005	ICD estimated from Google Maps linework.
Colonie, NY Albany Co. United States	Johnson Rd. / Boght Rd. / St. Agnes Hwy (42.76550, -73.73207)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.6881	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Avenue Urbanova / Boulevard Carmel / Avenue Pierre-Dansereau (45.68739, -73.73806)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0476	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Dorval, QC Montreal Canada	Dorval Traffic Circle [Autoroute 520 (Avenue Dorval) / Autoroute 20 Ramps] (45.44697, -73.74161)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Cohoes, NY Albany Co. United States	Preston Dr. / Stacey Ct. (42.77582, -73.74557)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015).
Malta, NY Saratoga Co. United States	Luther Forest Blvd. / Cordero Blvd. (42.95753, -73.75259)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.9485	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Malta, NY Saratoga Co. United States	Stonebreak Rd. / Luther Forest Blvd. (42.96551, -73.75795)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2012	Add-lane right-turn bypass lane on southeast leg. Year Completed estimated (2011-2013). Southeast leg added 2015-2018.
Malta, NY Saratoga Co. United States	Luther Forest Blvd. / Rocket Way (42.95595, -73.76094)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2015	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Latham, NY Albany Co. United States	Latham Circle: Rte 2 / Rte 9 (42.74810, -73.76098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 76.2000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2002
Montréal, QC Montréal Region Canada	Ave. Marie-Curie / Blvd. Alfred Nobel (45.48518, -73.76222)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.6801	Other (At-Grade) Multilane (2 Lane, unspecified)	1998	Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework.
Latham, NY Albany Co. United States	Winter Creek Blvd. / (parking) (42.73060, -73.76251)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Malta, NY Saratoga Co. United States	Stone Break Extension / Hermes Rd. / Rocket Way (42.96331, -73.76376)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.4559	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
New Rochelle, NY Westchester Co. United States	Sunhaven Dr. / Harding Dr. / Wilson Dr. (40.91975, -73.76757)	Other Existing	All-Way Yield None	5 Approaches 0 Driveways 43.3185	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
North Castle, NY Westchester Co. United States	Kensico Circle (Bronx River Pkwy. / Taconic State Pkwy. / Park Dr. E) (41.06839, -73.76943)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 106.6800	Other (At-Grade) Multilane (3+ Lane)		Yield sign on circulatory roadway; stop sign on one approach.
Malta, NY Saratoga Co. United States	Rte 108 (Dunning St.) / Plains Rd. (42.97257, -73.77570)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7115	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Valhalla, NY Westchester Co. United States	Powhattan Ave. / Highland Dr. / Ossipee Ave. (41.07493, -73.78193)	Other Existing	Unknown Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
New Rochelle, NY Westchester Co. United States	Glen Island Park (40.88517, -73.78382)	Rotary Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 103.6320	Other (At-Grade) Single-Lane
Malta, NY Saratoga Co. United States	Luther Forest Blvd. / Rte 67 (42.94714, -73.78510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.9691	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Malta, NY Saratoga Co. United States	Rte 108 (Dunning St.) / Fox Wander Rd. / Partridge Drum (42.97179, -73.78532)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.2073	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
New Rochelle, NY Westchester Co. United States	Elmer Miller Circle (Memorial Hwy. / Normal Rockwell Blvd) (40.91546, -73.78770)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 77.6173	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Malta, NY Saratoga Co. United States	Steeplechase Blvd. / Stewards Way (42.99660, -73.78901)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands on three legs.
Round Lake, NY Saratoga Co. United States	Rte. 9-Rte. 67 / Round Lake Bypass (42.94849, -73.78979)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.4525	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Valhalla, NY Westchester Co. United States	Katonah Ave. / Pocantico Ave. (41.07676, -73.79045)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Latham, NY Albany Co. United States	Old Wolf Rd. / Old Niskayuna Rd. (42.73882, -73.79072)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8241	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Colonie, NY Albany Co. United States	Albany Shaker Rd. / Maxwell Rd. (42.72396, -73.79143)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7278	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Intersection is being relocated to east. Addition of a fourth leg is planned. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Malta, NY Saratoga Co. United States	Rte 9 / Stonebreak Rd. (42.96317, -73.79144)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.4560	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Glenmont, NY Albany Co. United States	Rte 9W / Fuera Bush Rd. / Glenmont Rd. (42.60187, -73.79182)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	https://www.timesunion.com/news/article/New-Bethlehem-roundabout-befuddles-some-drivers-16713839.php#photo-21842438
Malta, NY Saratoga Co. United States	Rte 67 (Dunning St.) / US 9 (42.97116, -73.79296)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Part of a series of 5 roundabouts.
Colonie, NY Albany Co. United States	Winners Cir. / Marcus Blvd. / (parking) (42.72115, -73.79651)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015).
Pleasant Valley, NY Dutchess Co. United States	Rte 55 / Stringham Rd. (41.67121, -73.79673)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.7639	Other (At-Grade) Single-Lane	2014	Entrance to high school. ICD estimated from Google Maps linework.
Malta, NY Saratoga Co. United States	Rte 67 (Dunning St.) / Kelch Dr. / Blacksmith Dr. (Malta Commons) (42.97068, -73.79804)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Part of a series of 5 roundabouts.
Pelham Bay Park, NY Bronx Co. United States	Park Dr. / Orchard Beach Mall (40.86774, -73.79981)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Malta, NY Saratoga Co. United States	Rte 67 (Dunning St.) / I-87 NB Ramps (42.97052, -73.80057)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Painted spiral next to central island. Part of a series of 5 roundabouts.
Malta, NY Saratoga Co. United States	Curry Rd. / Round Lake Bypass (42.93726, -73.80083)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.1004	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Lagrangeville, NY Dutchess Co. United States	Rte 55 / (unknown) (41.67198, -73.80201)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.7636	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.