Roundabouts Database Index

29679 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
Egg Harbor, NJ Atlantic Co. United States	Tilton Road Circle (39.43177, -74.57915)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Hamburger shaped.
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Route Transcanadienne / Rue Vaillancourt (46.11568, -74.57664)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.4702	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	https://translate.google.com/translate?hl=en&sl=fr&u=https://auto.lapresse.ca/actualites/nouvelles/201309/13/01-4689204-carrefours-giratoires-attention-ca-tourne.php&prev=search Fourth approach stubbed. ICD estimated from Google Maps linework.
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Chemin Duplessis / Chemin du Versant-Soleil (46.19861, -74.57515)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.2000	Other (At-Grade) Single-Lane	2002	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Chemin du Versant-Soleil / Chemin des Pleiades (46.19915, -74.56762)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.5864	Other (At-Grade) Single-Lane	2002	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Hamburg, NJ Sussex Co. United States	Turnberry Ln. / Rockhall Ct. / Kelburn Ct. (41.15243, -74.56595)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Chemin de la Constellation / Chemin du Versant-Soleil (46.20045, -74.56332)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.6258	Other (At-Grade) Single-Lane	2002	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Rue de St-Jovite / Rue Siméon (46.11775, -74.56303)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4923	Other (At-Grade) Single-Lane	2013	Fourth approach stubbed. ICD estimated from Google Maps linework.
Mont-Tremblant, QC Les Laurentides Regional County Municipality Canada	Route Transcanadienne / Rue Siméon (46.11689, -74.56281)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.9853	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Under construction in Sept 2012 (Streetview). ICD estimated from Google Maps linework.
Hamburg, NJ Sussex Co. United States	Wild Turkey Way / Woodcott Dr. (41.15955, -74.54981)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Hamburg, NJ Sussex Co. United States	Crystal Springs Rd. (41.15803, -74.54209)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Polhemustown, NJ Monmouth Co. United States	CR 539 / Sharon Station Rd. (40.14995, -74.53846)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2022
Bound Brook, NJ Somerset Co. United States	Bolmer Blvd. / E Main St. / Lincoln Blvd. (40.56146, -74.52779)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2006).
Morristown, NJ Morris Co. United States	Morris St. / Spring St. (40.79761, -74.47800)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://nj1015.com/hows-the-new-circle-in-morristown-nj-youd-be-surprised/
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.
Watchung, NJ Somerset Co. United States	Stirling Rd. / Mountain Blvd. / Somerset St. / Valley Rd. (40.63757, -74.45199)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Buildings and parking within central island; pedestrian access to central island. Mix of stop and yield control on entry.
Middletown, NY Orange Co. United States	Rte 78 / Rte 108 (James P Kelly Way) (41.42510, -74.43364)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8062	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://www.recordonline.com/news/20181002/middletown-roundabout-nearly-completed ICD estimated from Google Maps linework.
Wawayanda, NY Orange Co. United States	Dolsontown Rd. / Genung St. / Schutt Rd. / Airport Rd. (41.42955, -74.40313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9687	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
East Hanover, NJ Morris Co. United States	Health Plaza / (unknown) (40.80689, -74.39206)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Lane change required to exit from left entry lane on west leg. Year Completed estimated (2010-2012).
Brigantine, NJ Atlantic Co. United States	Brigantine Blvd. / Bayshore Ave. / 34th St. S / (unknown) / (parking lot) (39.39482, -74.38953)	Other Existing	Other None	7 Approaches 0 Driveways 28.6120	Other (At-Grade) Multilane (2 Lane, unspecified)		All entries except Brigantine Blvd controled by stop signs. ICD estimated from Google Maps linework.
Scotchtown, NY Orange Co. United States	Circle Dr. (41.48216, -74.36876)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Mountainside, NJ Union Co. United States	Summit Ln. / W R Tracy Dr. (40.68702, -74.36399)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Summit, NJ Union Co. United States	Union Pl. / Beechwood Rd. (40.71691, -74.35757)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 19.0099	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Jackson, NJ Ocean Co. United States	Davidson Way W / Fairview Ln. E (40.14563, -74.35165)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Westfield, NJ Union Co. United States	NJ 28 / E. Broad St. (Westfield Circle) (40.64849, -74.35027)	Rotary Existing	Unknown Unknown	3 Approaches 0 Driveways 42.5896	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Gloversville, NY Fulton Co. United States	S Kingsboro Ave. / Hales Mills Rd. (43.03311, -74.34221)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.5392	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Lakehurst, NJ Ocean Co. United States	SR 70 / Union Ave. / Pine St. / Myrtle St. (40.01174, -74.32594)	Rotary Existing	Other Unknown	5 Approaches 0 Driveways 179.8320	Other (At-Grade) Single-Lane		Yield control on circulatory roadway. ICD = 590 ft x 480 ft.
Lakehurst, NJ Ocean Co. United States	SR 70 / SR 37 (40.01283, -74.30522)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 167.6400	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Yield control on circulatory roadway. ICD = 550 ft x 280 ft.
Ocean Acres, NJ Ocean Co. United States	Atlantic Hills Blvd. / Arbor Dr. (39.75069, -74.29928)	Other Existing	One-Way/Two-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Ocean Acres, NJ Ocean Co. United States	Deerfield Dr. / Newport Rd. (39.74772, -74.29922)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Ocean Acres, NJ Ocean Co. United States	Hampton Rd. / Summerhill Dr. / Lookout Dr. (39.74891, -74.29864)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Ocean Acres, NJ Ocean Co. United States	Lookout Dr. / Highland Dr. / Arbor Rd. (39.75035, -74.29806)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Manahawkin, NJ Ocean Co. United States	Campbell Blvd. / Bennet Ln. / Holloway Ave. / (unknown) (39.71186, -74.29369)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Manchester, NJ Ocean Co. United States	Knoll Circle (40.02029, -74.29062)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian access to central island.
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.
Sainte-Agathe-des-Monts, QC Les Laurentides Regional County Municipality Canada	Rte 117 / Rue Desjardins / Rue Principale E / Rue Raymond (46.04551, -74.27814)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 39.7904	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Year Completed estimated (2009-2014). ICD estimated from Google Maps linework.
Maplewood, NJ Essex Co. United States	Midland Blvd. / Norfolk Ave. (40.73111, -74.25972)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 16.2907	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Maplewood, NJ Essex Co. United States	Midland Blvd. / Highland Ave. (40.73043, -74.25748)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 83.2644	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Amsterdam, NY Fulton Co. United States	Rte 29 / Rte 30 (43.04745, -74.21695)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.0217	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Franklin Lakes, NJ Bergen Co. United States	Franklin Lake Rd. / High Mountain Rd. (40.99348, -74.21235)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2409	Other (At-Grade) Single-Lane	2014	Upgraded from a neighborhood traffic circle in 2014 ICD estimated from Google Maps linework.
Colts Neck Township, NJ Monmouth Co. United States	Crine Rd. / Heulitt Rd. / Dutch Lane Rd. (40.31080, -74.20457)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.3580	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Little Falls, NJ Passaic Co. United States	Great Notch Rd. / Notch Rd. / Lackawanna Ave. / Rifle Camp Rd. (40.87636, -74.20116)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2019	https://www.northjersey.com/story/news/passaic/woodland-park/2019/10/03/great-notch-road-reopen-after-construction/3858426002/
Little Falls, NJ Passaic Co. United States	Clove Rd. / US 46 EB Ramps / (unknown) (40.87254, -74.19662)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Freeway Ramps (Grade-Separated) Single-Lane	2019	https://themontclarion.org/news/commuters-breathe-sigh-of-relief-with-clove-road-bridge-opening/
Clifton, NJ Passaic Co. United States	Valley Rd. / Great Notch Rd. / US 46-SR 3 WB Exit Ramp (40.87171, -74.18939)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.northjersey.com/story/news/transportation/2023/10/31/route-46-and-route-3-construction-in-passaic-county-nearly-done/71330652007/
Newark, NJ Essex Co. United States	Hayes Ave. / Bessemer St. / US 1-US 9 Ramps (40.70196, -74.18745)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 75.1511	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
José Antonio Galán, Capital District Bogotá Colombia	Calle 59S / Carrera 84C / Ave Cdad. de Cali / Calle 60S (4.60870, -74.18122)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Allwood, NJ Passaic Co. United States	Allwood Rd. / Bloomfield Ave. (40.84302, -74.15957)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.0792	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Converted from non-circular rotary. ICD estimated from Google Maps linework.
Saint-Sauveur-des-Monts, QC Les Pays-d'en-Haut Regional County Municipality Canada	Avenue Saint-Denis / Chemin du Mont Saint-Sauveur (45.88627, -74.14848)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	Year Completed estimated (2019-2024).
Middletown, NJ Monmouth Co. United States	Newman Springs Rd. (CR 520) / College Dr. (40.33204, -74.13175)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.7760	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Entrance to Brookdale Community College and Lincroft Bible Church. Expected opening August 2007. ICD estimated from Google Maps linework.
Farmingdale, NJ Monmouth Co. United States	NJ-34 / NJ-35 / CR-547 (40.21926, -74.12851)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 100.3161	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Converted from rotary (signing/striping only; no geometric changes) in 2006-2007. ICD estimated from Google Maps linework.
Salaberry-de-Valleyfield, QC Beauharnois-Salaberry Regional County Municipality Canada	Rue Victoria E / Rue Hébert / Rue Fabre (45.25818, -74.11236)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5839	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Tuxedo, NY Orange Co. United States	Kanawauke Circle (Kanawauke Rd. / Seven Lakes Dr.) (41.23414, -74.11128)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 73.6493	Other (At-Grade) Single-Lane		Year Completed unknown (before 1994). ICD estimated from Google Maps linework.
Rutherford, NJ Bergen Co. United States	Park Ave. / Erie Ave. (40.82835, -74.10118)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.0152	Other (At-Grade) Single-Lane	2004	Reconstructed as roundabout in 2004? ICD estimated from Google Maps linework.
Bayonne, NJ Hudson Co. United States	Avenue E / I-78 Ramps (40.68260, -74.09906)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2018	Roundabout centered under I-78 freeway ramps. Year Completed estimated (2017-2018).
Wall Township, NJ Monmouth Co. United States	RT-34 S / Allaire Rd. (40.15011, -74.09599)	Rotary Existing	Other Unknown	4 Approaches 0 Driveways 106.8086	Other (At-Grade) Multilane (2 Lane, unspecified)		Built in the 1930s. Yield signs on Allaire Rd approaches; some kind of traffic lights on Rt 34 approaches. ICD estimated from Google Maps linework.
Woodbury, NY Orange Co. United States	Tiorati Circle (Seven Lakes Dr. / Arden Valley Rd. / Tiorati Brook Rd.) (41.27556, -74.08796)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2652	Other (At-Grade) Single-Lane		Rest area (rest rooms, parking) in central island; painted splitter islands. Year Completed unknown (before 1994). ICD estimated from Google Maps linework.
Secaucus, NJ Hudson Co. United States	Brianna Ln. / Riverside Station Blvd. (40.76611, -74.08389)	Other Existing	Unknown Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands on east and west legs.
Wesley Hills, NY Rockland Co. United States	Willow Tree Rd. / Forshay Rd. / Wilder Rd. (41.15437, -74.08338)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016
Hasbrouck Heights, NJ Bergen Co. United States	Passaic Ave. / Boulevard (40.85798, -74.08175)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.1986	Other (At-Grade) Single-Lane		Very narrow splitter islands. ICD estimated from Google Maps linework.
Jersey City, NJ Hudson Co. United States	Lincoln Park / Lookout Dr. (40.72458, -74.08101)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)
Jersey City, NJ Hudson Co. United States	Morris Pesin Dr. / Burma Rd. (40.69977, -74.06721)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane		Painted splitter islands; no deflection on northwest leg.
Wall, NJ Monmouth Co. United States	NJ 35 / Atlantic Ave. (Brielle Circle) (40.13232, -74.06525)	Rotary Existing	Other Unknown	4 Approaches 0 Driveways 129.6649	Other (At-Grade) Single-Lane		Traffic circle conversion ICD estimated from Google Maps linework.
Prévost, QC La Rivière-du-Nord Regional County Municipality Canada	Rue du Clos-des-Réas / Chemin Clos-du-Val / Rue Clos-Fourtet / Rue du Clos-Prévostois (45.84092, -74.05780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.6094	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Prévost, QC La Rivière-du-Nord Regional County Municipality Canada	Rue du Clos-des-Réas / Rue du Clos-Toumalin / Rue du Clos-Vougeot (45.83283, -74.05424)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.7897	Other (At-Grade) Single-Lane	2001	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Saint-Jérôme, QC La Rivière-du-Nord Regional County Municipality Canada	Rue Lamontagne / Rue de Montigne O (45.77599, -74.05012)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2002-2009).
Bear Mountain, NY Rockland Co. United States	US 6 / Seven Lakes Dr. (41.30530, -74.03460)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 109.4564	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Vaudreuil-Dorion, QC Vaudreuil-Soulanges Regional County Municipality Canada	Rue Boisvert / Boulevard de la Cité-des-Jeunes / Route 40 EB ramps (45.41088, -74.03245)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.9220	Freeway Ramps (Grade-Separated) Single-Lane	2006	https://www.pressreader.com/canada/montreal-gazette/20060928/282690452678822 ICD estimated from Google Maps linework.
Kingston, NY Ulster Co. United States	I-587 / Rte 28 / I-87 Ramps / Washington Ave. (41.94362, -74.02840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2000	A 600 ft diameter traffic circle was replaced by 200 ft diameter roundabout. At Exit 19 from I-87. I-587 terminates in roundabout.
Belmar, NJ Monmouth Co. United States	10th Ave. / D St. (40.17855, -74.02169)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Belmar, NJ Monmouth Co. United States	10th Ave. / B St. (40.17772, -74.01782)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kingston, NY Ulster Co. United States	Albany Ave. / I-587 (Colonel Chandler Dr.) / Broadway (41.93248, -74.01150)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	Roundabout at terminus of freeway. https://www.dailyfreeman.com/2021/08/02/kingston-roundabout-to-closed-for-paving-monday-tuesday-nights/
Teaneck, NJ Bergen Co. United States	Challenger Rd. / (parking) (40.86211, -74.00624)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2010	Painted splitter islands.
North Bergen, NJ Hudson Co. United States	Riverview Dr. / Broad Dr. (40.80071, -74.00218)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Parking along circulatory roadway.
Saint-Joseph-du-Lac, QC Deux-Montagnes Regional County Municipality Canada	Chemin d'Oka / Chemin des Collines / Chemin des Collines / Autoroute 640 (45.50165, -73.99620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5288	Freeway Ramps (Grade-Separated) Single-Lane	2012	Autoroute 640 terminates at this roundabout. ICD estimated from Google Maps linework.
Leonia, NJ Bergen Co. United States	Challenge Rd. / (unknown) (40.86473, -73.99583)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2012
Fort Montgomery, NY Orange Co. United States	US 6 / US 9W / Bear Mountain Bridge (41.32020, -73.99147)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 98.6676	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
New York City, NY New York Co. United States	W 79th St. / Henry Hudson Pkwy. SB Ramps (40.78573, -73.98446)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
New York, NY Manhattan Co. United States	Columbus Circle (7th Ave. / Broadway / Central Park West / Central Park South) (40.76808, -73.98187)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 123.0168	Other (At-Grade) Multilane (3+ Lane)	1905	ICD estimated from Google Maps linework.
Brooklyn, NY Kings Co. United States	Bartel Pritchard Square (40.66101, -73.97988)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Pedestrian access to central island.
Long Branch, NJ Monmouth Co. United States	Cooper Ave. / Grant St. (40.30872, -73.97920)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Dumont / Cresskill, NJ Bergen Co. United States	Madison Ave. / Knickerbocker Rd. (Monument) (40.94127, -73.97681)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 74.8804	Other (At-Grade) Single-Lane		Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local ICD estimated from Google Maps linework.
Brooklyn, NY Kings Co. United States	Machate Circle (40.65110, -73.97220)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Prospect Heights, NY Kings Co. United States	Grand Army Plaza (40.67388, -73.97005)	Signalized Roundabout/Circle Existing	Signal Unknown	6 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Beauharnois, QC Beauharnois-Salaberry Regional County Municipality Canada	Chemin du Canal E / Autoroute 30 WB Ramps (45.30771, -73.96127)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 52.9181	Freeway Ramps (Grade-Separated) Single-Lane	2012	Year Completed estimated (2010-2013). ICD estimated from Google Maps linework.
New York City, NY New York Co. United States	W 110th St. / Central Park West / Frederick Douglass Blvd. / West St. (40.80058, -73.95821)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Guilderland, NY Albany Co. United States	Rte 146 (Carman Rd.) / Lydius St. (42.75479, -73.94366)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022	Skewed intersection. https://www.timesunion.com/news/article/Guilderland-roundabout-work-to-start-Sept-6-17410914.php
Rotterdam, NY Schenectady Co. United States	Rte 146 (Carman Rd.) / I-890 SB Ramps (42.76055, -73.94206)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Freeway Ramps (Grade-Separated) Single-Lane	2022	Merging right-turn bypass lane on south leg. https://www.news10.com/news/albany-county/road-work-begins-to-upgrade-route-146-intersections/
Schenectady, NY Schenectady Co. United States	Curry Rd. / Carman Rd. / Hamburg St. (42.76513, -73.93874)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.2100	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Schenectady, NY Schenectady Co. United States	Erie Blvd. / Nott St. / Rush St. (42.82162, -73.93570)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Year Completed estimated (2015-2016).
Poughkeepsie, NY Dutchess Co. United States	Reservoir Square (41.70031, -73.92113)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Pedestrian access to central island. Parking along circulatory roadway.
Voorheesville, NY Albany Co. United States	Rte 85A (Maple Rd.) / Rte 155 (42.64936, -73.92110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2003	Replaced a stop-controlled, channelized triangular intersection. Completed Fall 2003. First roundabout in Albany area.
Poughkeepsie, NY Dutchess Co. United States	Smith St. / Salt Point Turnpike / Creek Rd. (41.71336, -73.90808)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2017	Previously this was a triangular set of three intersections each controlled by one or two stop signs.
Schenectady, NY Schenectady Co. United States	Rte 29 / Glenridge Rd. (42.86709, -73.90634)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.7653	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Fieldston, NY Bronx Co. United States	W 246th St. / Fieldston Rd. (40.89362, -73.90554)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Slingerlands, NY Albany Co. United States	Crown St. / Mill Hill Ct. / Fathers Way (42.68358, -73.90478)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands.
Poughkeepsie, NY Dutchess Co. United States	Rte 376 / Collegeview Ave. (41.69179, -73.90046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3227	Other (At-Grade) Single-Lane	2008	Near Vassar College ICD estimated from Google Maps linework.
Poughkeepsie, NY Dutchess Co. United States	Rte 376 / College Ave. (41.68975, -73.89973)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.7562	Other (At-Grade) Single-Lane	2006	Near Vassar College ICD estimated from Google Maps linework.
Poughkeepsie, NY Dutchess Co. United States	Rte 376 / Vassar Lake Dr. (41.68654, -73.89823)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.7303	Other (At-Grade) Single-Lane	2006	Near Vassar College ICD estimated from Google Maps linework.
New York, NY Bronx Co. United States	Intervale Ave. / Dawson St. (40.82030, -73.89698)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2015	Previous intersection was a two-way street with one-way street going away. First roundabout in New York City.
Schenectady, NY Schenectady Co. United States	Balltown Rd. / Aqueduct Rd. / Williams St. (42.84861, -73.88891)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.6619	Other (At-Grade) Single-Lane	2016	Scheduled to be converted to 2 lanes in Dec. 2017. ICD estimated from Google Maps linework.
New York, NY Kings Co. United States	Canarsie Veterans Circle (Rockaway Pkwy. / Belt Pkwy. EB Ramps) (40.62979, -73.88526)	Rotary Existing	Other Unknown	4 Approaches 0 Driveways 86.1094	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		This roundabout at the end of Rockaway Parkway in Canarsie, Brooklyn New York 11236 is used both as an exit and an entrance from the East-bound Belt Parkway. It is also a way to make a U-Turn on Rockaway Parkway. It is also the way to enter and exit the Canarsie Pier. ICD estimated from Google Maps linework.