Roundabouts Database Index

28782 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
Windsor, CA Sonoma Co. United States	Old Redwood Hwy / Windsor Rd (38.55271, -122.81661)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7562	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ottawa, ON Ottawa Canada	Old Richmond Rd. / Hope Side Rd. (45.27730, -75.83512)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020
Ottawa, ON Ottawa Canada	Old Richmond Rd. / Stonehaven Dr. (45.28109, -75.83748)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020
Lafayette, IN Tippecanoe Co. United States	Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr. (40.38465, -86.91117)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.0283	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Roswell, GA Fulton Co. United States	Old Roswell Rd. / Harlow Cir. / Heyward Way (34.05203, -84.31573)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2015
Winston-Salem, NC Forsyth Co. United States	Old Salisbury Rd. / Southpark Blvd. / Ardmore Rd. (36.04412, -80.26736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8335	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Oxford, MS Lafayette Co. United States	Old Sardis Rd. (SR 314) / Pat Patterson Rd. (W Oxford Loop) (34.39966, -89.57695)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2016-2019). https://www.oxfordeagle.com/2020/03/04/supervisors-approve-street-light-at-new-college-hill-roundabout/
Elmsford, NY Westchester Co. United States	Old Saw Mill River Rd. / Grasslands Rd. (41.07631, -73.81875)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2021
Laurel, MD Howard Co. United States	Old Scaggsville Rd. / High Ridge Rd. / Running Deer Dr. (39.11815, -76.86396)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.7985	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Potomac, MD Montgomery Co. United States	Old Seven Locks Rd. / Quarry Manor Terrace (38.99371, -77.16028)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Anchorage, AK Anchorage United States	Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.8158	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Estimated completion 2008. ICD estimated from Google Maps linework.
Wellington, Wellington Region Kapiti Coast New Zealand	Old SH 1 / Otaihanga Rd. (-40.89275, 175.03221)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Old Salford Township, PA Montgomery United States	Old Skippack Rd. / Schwenksville Rd. / Shelly Rd. (40.29058, -75.42686)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2023	The roundabout was installed as part of the Districtwide roundabout program (PennDOT Engineering District 6-0) which was started to address intersection safety in the District. https://www.penndot.pa.gov/regionaloffices/district-6/pages/details.aspx?newsid=8481
Columbia, SC Richland Co. United States	Old Somerby Way / Lake Carolina Dr. / Granbury Ln. (34.18569, -80.88220)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2003
Vaucluse, NSW Sydney Australia	Old South Head / New South Head (-33.85708, 151.28259)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
San Antonio, TX Bexar Co. United States	Old Stillwater / Stillwater Pkwy. (29.51401, -98.74066)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008).
Old Stratford, England Northants United Kingdom	Old Stratford Roundabout [A5 / A422 / A508] (52.06650, -0.86986)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Peterborough, NH Hillsborough Co. United States	Old Street Rd. / Parmalee Dr. / Monadnock Community Hospital entrance (42.89272, -71.93790)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.3750	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Rotorua, Bay of Plenty Rotorua New Zealand	Old Taupo Rd. (SH 5) / Devon St. / Otonga Rd. (-38.15352, 176.24045)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Whakarewarewa, Bay of Plenty Rotorua New Zealand	Old Taupo Rd. (SH 5) / Hemo Rd. (SH 30) (-38.16498, 176.24661)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / University of Miss. Access Rd. (34.35899, -89.53144)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.5641	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / US 278 EB Ramps (34.35462, -89.53301)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3276	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2014	ICD estimated from Google Maps linework.
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / US 278 WB Ramps (34.35595, -89.53252)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3268	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Leichhardt, QLD Ipswich Australia	Old Toowoomba Rd. / Pinehurst Ave. / Chubb St. (-27.62887, 152.73785)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / (unknown #2) (38.05907, -78.71125)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.0923	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / Golf Dr. (38.05766, -78.71016)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.0929	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / West End Dr. (38.06612, -78.71195)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.0297	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
McCalla, AL Jefferson Co. United States	Old Tuscaloosa Hwy. / McAdory School Rd. (33.33566, -87.01218)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2022	https://www.youtube.com/watch?v=GS7xX-8KUkc
Baraboo, WI Sauk Co. United States	Old US 12 / CTH BD (43.48896, -89.77718)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2010	Constructed in 2010. Removed in 2017(?) due to bypass expansion.
Warsaw, IN Kosciusko Co. United States	Old US 30 / Fox Farm Rd. (41.24848, -85.86848)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.3064	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2013). ICD estimated from Google Maps linework.
Billings, MT Yellowstone Co. United States	Old US 312 / Five Mile Rd. (45.86957, -108.42768)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml
Bonita Springs, FL Lee Co. United States	Old US 41 Rd. / Pennsylvania Ave. / Ragsdale St. (26.33864, -81.77897)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.3365	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Bonita Springs, FL Lee Co. United States	Old US 41 Rd. / W Terry St. (26.34561, -81.77910)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1083	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	https://www.naplesnews.com/story/news/local/communities/the-banner/2017/06/13/roundabout-construction-begins-terry-street-old-41-road-bonita-springs/389911001/ ICD estimated from Google Maps linework.
Kelowna, BC Central Okanagan Canada	Old Vernon Rd. / Acland Rd. / Rutland Rd. N (49.91809, -119.38410)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.9152	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
O'Fallon, IL St. Clair Co. United States	Old Vincennes Trl. / Seven Hills Rd. / E State St. (38.59342, -89.89246)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.4056	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Donvale, VIC Australia	Old Warrandyte Rd. / (unknown) (-37.77815, 145.18488)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Donvale, VIC Australia	Old Warrandyte Rd. / Drewe Close (-37.78055, 145.18376)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sykesville, MD Carroll Co. United States	Old Washington Rd. (MD 97) / W Old Liberty Rd. (39.42906, -77.00755)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1330	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1995-2005). ICD estimated from Google Maps linework.
Westminster, MD Carroll Co. United States	Old Westminster Pike / N Chandler Dr. (39.55808, -76.97130)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018).
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.
Bordentown Township, NJ Burlington Co. United States	Old York Rd. / Georgetown Rd. (40.12458, -74.68736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2019	Same configuration as the roundabout at the adjacent intersection. Outside truck aprons provided on approaches. Accommodations for future pedestrian crossings provided in splitter islands with crosswalks and curb ramps anticipated if/when adjacent lands develop.
Kitchener, ON Waterloo Canada	Old Zeller Dr / Fairway Rd N / Woolner Trail (43.44796, -80.40444)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.2212	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Devonport, TAS Devonport Australia	Oldaker St. / Percy St. (-41.17438, 146.34311)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Inglewood, ON Peel Canada	Olde Base Line Rd. / Horseshoe Hill Rd. / Dixie Rd. (43.82979, -79.88310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3251	Other (At-Grade) Single-Lane	2011	Replaced offset T-intersections. https://canada.constructconnect.com/dcn/news/others/2011/10/fermar-paving-builds-first-roundabout-in-peel-region-ontario-dcn047241w ICD estimated from Google Maps linework.
Grand Chute, WI Outagamie Co. United States	Olde Casaloma Dr. / W Converters Dr. / N Victory Dr. (44.28936, -88.47671)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.1971	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
Youngsville, NC Franklin Co. United States	Olde Liberty Dr. / Commonwealth Dr. / Clubhouse Dr. (36.07125, -78.52006)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 77.2287	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
The Brooks, FL Lee Co. United States	Olde Lighthouse Rd. / Crooked River Rd. / Cape Roman Rd. (26.39408, -81.78005)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
The Brooks, FL Lee Co. United States	Olde Lighthouse Rd. / Salerno Bay Rd. / Amalfi Coast Rd. / Crooked River Rd. (26.39192, -81.78105)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Leland, NC Brunswick Co. United States	Olde Regent Way / Drager Dr. (34.22037, -78.01652)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 43.4530	Other (At-Grade) Single-Lane	2010	Painted truck apron. Minimal splitter islands. ICD = 105 ft. ICD estimated from Google Maps linework.
Leland, NC Brunswick Co. United States	Olde Village Circle (Palm Ridge Dr. / Pine Harvest Dr. / Royal Palm Ct. NE) (34.22556, -78.02388)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 172.8136	Other (At-Grade) Single-Lane		Parking and buildings within central island. ICD = 650 ft. ICD estimated from Google Maps linework.
Clayton, NC Johnston Co. United States	Oleander Dr. / (parking lots) (35.64867, -78.39782)	Other Existing	Uncontrolled Unknown	2 Approaches 2 Driveways 25.2335	Other (At-Grade) Single-Lane	2002	Year Completed estimated (1999-2004). ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	Olentangy River Rd. / W Orange Rd. / Carriage Rd. (40.17575, -83.04679)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014).
Myski, Kemerovo Myski Russia	Olimpiyskaya ulitsa / ulitsa Kuyukova (53.71320, 87.81136)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sochi, Krasnodar Sochi Russia	Olimpiyskiy prospekt / ulitsa Chempionov (43.40243, 39.96951)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Noblesville, IN Hamilton Co. United States	Olio Rd. / Tegler Rd. / E 141st St. (39.99437, -85.91898)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.9192	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Santa Barbara, CA Santa Barbara Co. United States	Olive Mill Rd. / Coast Village Rd. / N Jameson Ln. / US 101 Ramps (34.42156, -119.63993)	Roundabout Unknown	All-Way Yield Unknown	5 Approaches 0 Driveways 46.3296	Freeway Ramps (Grade-Separated) Single-Lane		Anticipated opening in fall 2025.
Summit Township, PA Erie Co. United States	Oliver Rd. / Hamot Rd. / Flower Rd. (42.02926, -80.09261)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	Combined two intersections, a 4-way and a 3-way, both with one/two-way stops. https://www.goerie.com/story/news/local/2022/09/02/summit-township-five-points-roundabout-detours-traffic-transportation-penndot-construction-roads/65466614007/
Olivehurst, CA Yuba Co. United States	Oliverhurst Ave. / Powerline Rd. / Chestnut Rd. (39.10142, -121.55111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018
Carnarvon, WA Carnarvon Australia	Olivia Terrace / Robinson St. (-24.88532, 113.65575)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gothenburg, Vastra Gotaland County Gothenburg Sweden	Oljevägen / Nordatlanten (57.69906, 11.87051)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.2925	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Raahe, North Ostrobothnia Raahe Finland	Ollinkalliontie / Eteläkaari / Pajuniityntie (64.68287, 24.51569)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Olmos Park, TX Bexar Co. United States	Olmos Dr. / El Prado Dr. / McCullough Ave. (29.47094, -98.49162)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	1996	Completed July 1996.
Chesapeake, VA Chesapeake City United States	Olmstead St. / Mill Creek Pkwy. (36.72423, -76.35702)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on two legs.
Nykoping, Sodermanland County Nykoping Sweden	Olrogrondellen (Brunnsgatan / Blommenhavsvägen / Visornas väg) (58.75831, 16.99962)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 21.0609	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bergen, Vestland Bergen Norway	Olsvikskjenet / Godviksvingene / Rv555 (Sotraveien) WB Ramps (60.36985, 5.22546)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Bergen, Vestland Bergen Norway	Olsvikskjenet / Lyderhornsveien / Rv555 (Sotraveien) EB Ramps (60.36878, 5.22605)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Raleigh, NC Wake Co. United States	Olympia Dr. / Ileagnes Rd. (35.73400, -78.65637)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7792	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Olympia Dr. / Palace Garden Way (35.73578, -78.65842)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7784	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Grass Valley, CA Nevada Co. United States	Olympia Park Cir. / (parking lot) (39.23248, -121.03766)	Roundabout Existing	All-Way Yield None	2 Approaches 1 Driveways 22.8600	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	All paint, no raised islands. Opened November 2014. Previously, Olympia Park Circle made a gentle 90-degree curve. Traffic entering from stop-controlled driveway had trouble making left turn as they had to proceed 60 feet to reach the safety of centerline without knowing if approaching vehicle on their left was going to enter the driveway or curve left in front of them. Now about 50% of driveway exits cheat across the central island, but it works just fine. After six years with no raised islands, a central island was built on 3 Nov 2020: 20 feet in diameter, 4 inches high, designed for asphalt but built with PCC.
Hillegom, South Holland Hillegom Netherlands	Olympiaweg / Garbialaan (52.28727, 4.57899)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 21.9172	Other (At-Grade) Single-Lane		Bike lane in circulatory roadway. ICD estimated from Google Maps linework.
Hillegom, South Holland Hillegom Netherlands	Olympiaweg / Hillinenweg (52.28557, 4.58513)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.8405	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Lafayette, CA Contra Costa Co. United States	Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Kangaroo Flat, VIC Greater Bendigo Australia	Olympic Parade / Station St. / Hope St. (-36.79385, 144.23793)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Park City, UT Summit Co. United States	Olympic Pkwy. / N Landmark Dr. (40.72175, -111.54711)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.9221	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Olympia, WA Thurston Co. United States	Olympic Way NW / 4th Ave. W / 5th Ave. W (47.04422, -122.91200)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	4 Approaches 0 Driveways 38.2512	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Olympia, WA Thurston Co. United States	Olympic Way NW / Harrison Ave. NW / W Bay Dr. NW (47.04582, -122.91330)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	3 Approaches 0 Driveways 34.9947	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Pocatello, ID Bannock Co. United States	Olympus Dr. / Northgate Pkwy. / E Siphon Dr. (42.92794, -112.42884)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2018	Concentric striped circulatory roadway with dotted edge line around entire circumference. No splitter island on east leg. Year Completed estimated (2017-2019).
Gig Harbor, WA Pierce Co. United States	Olympus Way / Buckhorn Pl. / Copper Ct. (47.36278, -122.59679)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2014
Higashimatsushima City, Miyagi Pref. Japan	Omagari Shimodai (38.41179, 141.24126)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hastings, Hawke’s Bay Hastings New Zealand	Omahu Rd. / Maraekakaho Rd. / Pakowhai Rd. (-39.63019, 176.83071)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Auckland, Auckland Auckland New Zealand	Omana Rd. / Ihumata Rd. (-36.77070, 174.76625)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Omokoroa, Bay of Plenty Western Bay of Plenty New Zealand	Omokoroa Rd. / Kayelene Pl. / Lynley Park Dr. (-37.65097, 176.02834)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Omokoroa, Bay of Plenty Western Bay of Plenty New Zealand	Omokoroa Rd. / Settler Ave. / Ridge Dr. (-37.65453, 176.02504)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Omokoroa, Bay of Plenty Western Bay of Plenty New Zealand	Omokoroa Rd. / Tralee St. / Margaret Dr. (-37.64103, 176.03928)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Omokoroa, Bay of Plenty Western Bay of Plenty New Zealand	Omokoroa Rd. / Western Ave. / Parkland Rise (-37.64917, 176.03056)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ob’, Novosibirsk Ob' Russia	Omskiy trakt / Stantsionnaya ulitsa / prospekt Mozzherina (54.99767, 82.68017)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Bolton, ON Peel Canada	ON Hwy 50 / Emil Kolb Pkwy. (43.89884, -79.76481)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 56.7990	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Owen Sound, ON Bruce Canada	ON-21 / Grey-Bruce Line / Bruce Rd 10 (44.54108, -81.12621)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.9015	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Niagara-on-the-Lake, ON Niagara Canada	ON-55 (Niagara Stone Rd.) / Concession 6 Rd. (43.21083, -79.13622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.0000	Other (At-Grade) Single-Lane	2014
Auckland, Auckland Auckland New Zealand	Onehunga Mall / Church St. (-36.92291, 174.78538)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Benjamin Dr. (33.57070, -117.63860)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.8341	Other (At-Grade) Single-Lane	2000	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php. Date estimated. Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Dorrance Dr. (33.55489, -117.64530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8121	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Eton Pl. (33.54766, -117.64510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.8431	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Narrow Canyon Rd. (33.54931, -117.64590)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8285	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Clonsilla, Co Dublin Ireland	Ongar Distributor Rd. / Beechwood Gate / (unknown) (53.39367, -6.44497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Fujisawa, Kanagawa Pref. Japan	Oniwa (35.35710, 139.43898)	Other Existing	Unknown None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
, HI Honolulu Co. United States	'Onohi'ula St. / Kamalie Mua St. (21.36087, -158.04215)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2019-2021).
McKinney, TX Collin Co. United States	Ontario Dr. / Monroe Dr. (33.17937, -96.72589)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	2014	Painted splitter islands.
Wasaga Beach, ON Simcoe Canada	Ontario Hwy 26 / Mosley St. / Nottawasaga 33 / 34 Sideroad (44.46184, -80.11301)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 56.2592	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Guelph, ON Wellington Canada	Ontario Hwy 7 / Jones Baseline (43.57942, -80.18623)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0122	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.