Roundabouts Database

29410 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
Idaho Falls, ID
Bonneville Co.
United States 		Carriagegate Ln. / Nottingham Ln.
(43.46096, -112.04641) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
25.1400 		Other (At-Grade)
Single-Lane 		2005 No traffic control. ICD estimated from Google Maps linework.
Twinsburg, OH
Summit Co.
United States 		Liberty Rd. / Glenwood Dr.
(41.34166, -81.41895) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.1071 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Republic, MO
Greene Co.
United States 		Republic Rd. (SR M) / RepMo Dr. / Farm Road 103
(37.13963, -93.41582) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8915 		Other (At-Grade)
Single-Lane 		2019 http://greenecountycommonwealth.com/content/construction-complete-republic-roundabout ICD estimated from Google Maps linework.
Burnsville, MN
Dakota Co.
United States 		Portland Ave. / (high school access)
(44.78388, -93.26816) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3648 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Edina, MN
Hennepin Co.
United States 		Hazelton Rd. / (parking lot)
(44.87402, -93.32624) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
27.9303 		Other (At-Grade)
Single-Lane 		2014 Under construction in Aug 2014 (streetview). ICD estimated from Google Maps linework.
Forest Lake, MN
Washington Co.
United States 		Fenway Ave. / Headwaters Pkwy.
(45.23731, -92.99853) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.3018 		Other (At-Grade)
Single-Lane 		2017 ra-list-july2014.xlsx (file available from http://www.dot.state.mn.us/stateaid/projectdelivery.html) Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Green, OH
Summit Co.
United States 		Corporate Woods Pkwy. / Corporate Woods Cir.
(40.96101, -81.46780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6838 		Other (At-Grade)
Single-Lane 		2019 ICD estimated from Google Maps linework.
Grove City, OH
Franklin Co.
United States 		Orders Rd. / Haughn Rd.
(39.85994, -83.09062) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1706 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Grove City, OH
Franklin Co.
United States 		Gantz Rd. / Brookham Dr.
(39.88597, -83.05650) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.4067 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Weinland Park, OH
Franklin Co.
United States 		Indianola Ave. / E 6th Ave.
(39.98913, -83.00333) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
27.4516 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Green, OH
Summit Co.
United States 		E Turkeyfoot Lake Rd. / Myersville Rd.
(40.97616, -81.42369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0679 		Other (At-Grade)
Single-Lane 		2019 ICD estimated from Google Maps linework.
Southern Orchards, OH
Franklin Co.
United States 		Linwood Ave. / Stanley Ave.
(39.94413, -82.96625) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
42.1202 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Driving Park, OH
Franklin Co.
United States 		Linwood Ave. / E Columbus St.
(39.94588, -82.96610) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
24.7221 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hartville, OH
Stark Co.
United States 		SR 619 (Edison St. NW) / Kaufman Ave. NW
(40.97266, -81.36831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.4977 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 ICD estimated from Google Maps linework.
Sept-Îles, QC
Sept-Rivières
Canada 		Rue Smith / Rue Bourgeois
(50.22276, -66.37792) 		Rotary
Existing 		Other
Unknown 		3 Approaches
0 Driveways
57.3103 		Other (At-Grade)
Single-Lane 		Vehicles in circle yield; no controls on entering traffic. One block away from roundabout with different yield rules. ICD estimated from Google Maps linework.
Sept-Îles, QC
Sept-Rivières
Canada 		Rue Bourgeois / Rue Giasson
(50.22687, -66.38993) 		Rotary
Existing 		Other
Other 		4 Approaches
0 Driveways
58.0694 		Other (At-Grade)
Single-Lane 		Vehicles in circle yield; entering traffic has right of way. Except for Rue Giasson, which has an Arrêt (stop) sign. 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.
Trois-Rivières, QC
Trois-Rivieres
Canada 		Boulevard Laviolette / Boulevard des Récollets
(46.36018, -72.56988) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
80.7749 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Converted rotary. Initial conversion estimated (2003-2007). Striping refinements 2013-2016. ICD estimated from Google Maps linework.
Town of Meyers, CA
El Dorado Co.
United States 		US 50 / SR 89
(38.85101, -120.02231) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.3445 		Other (At-Grade)
Single-Lane 		2019 Completed Sept. 2019. WB US-50 may choose physically separated bypass lane. Site is on Caltrans live video map: http://cwwp2.dot.ca.gov/vm/iframemap.htm Zoom in on Lake Tahoe (center right portion of map). Choose second camera south of the lake (Meyers). ICD estimated from Google Maps linework.
Trois-Rivières, QC
Trois-Rivieres
Canada 		Boulevard de la Commune / Rue Royale / Boulevard Gene-H-Kruger
(46.33325, -72.55133) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
89.8857 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Park in central island. ICD estimated from Google Maps linework.
Rio Vista, CA
Solano Co.
United States 		SR 12 / SR 113 / Birds Landing Rd.
(38.18362, -121.80611) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4901 		Other (At-Grade)
Single-Lane 		2019 Still under construction in Sept. 2019, but operating as a roundabout. ICD estimated from Google Maps linework.
Trois-Rivières, QC
Trois-Rivieres
Canada 		Boulevard des Athlètes / Boulevard Arthur-Rousseau / Autoroute 55 SB Ramps
(46.31702, -72.58442) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.2672 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 https://portailconstructo.com/actualites/trois_rivieres_chantier_boulevard_arthur_rousseau_est_marche ICD estimated from Google Maps linework.
Trois-Rivières, QC
Trois-Rivieres
Canada 		Boulevard des Athlètes / (unknown)
(46.31626, -72.58552) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.1709 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). One leg stubbed. ICD estimated from Google Maps linework.
Trois-Rivières, QC
Trois-Rivieres
Canada 		Rue de Vitrines / Rue des Grandes-Marchés
(46.31941, -72.58703) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
47.0163 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Driving Park, OH
Franklin Co.
United States 		Linwood Ave. / E Sycamore St.
(39.94807, -82.96592) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
32.0461 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lagrange, OH
Lorain Co.
United States 		SR 301 / SR 303
(41.23735, -82.11980) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
40.4153 		Other (At-Grade)
Single-Lane 		Parking around circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework.
Troy, OH
Miami Co.
United States 		McKaig Rd. / S Dorset Rd.
(40.03964, -84.22855) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.2019 		Other (At-Grade)
Single-Lane 		2019 This roundabout was constructed summer 2019 and opened to traffic in August 2019. ICD estimated from Google Maps linework.
Prairie Township, OH
Franklin Co.
United States 		S Grener Ave. / Old Grener Ave.
(39.95164, -83.12259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.2134 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Upper Arlington, OH
Franklin Co.
United States 		Arlington Ave. / Stanford Rd. / Tremont Rd.
(39.99510, -83.06056) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
34.7690 		Other (At-Grade)
Single-Lane 		2004 Splitter islands only on north and south legs. ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Rings Rd. / Wilcox Rd.
(40.08106, -83.14941) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
21.9317 		Other (At-Grade)
Single-Lane 		Stop control on all approaches. No splitter islands. ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Rings Rd. / Norn St.
(40.08079, -83.15467) 		Other
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways
37.4668 		Other (At-Grade)
Single-Lane 		Stop control on all approaches. No splitter islands. ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Rings Rd. / Brighton Hill Ln.
(40.08177, -83.14392) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
34.7249 		Other (At-Grade)
Single-Lane 		2004 Stop control on approaches. Year Completed estimated (2003-2004). ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Rings Rd. / Churchman Rd.
(40.07717, -83.17545) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.7272 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		US 287-SR 14 / US 287 Business
(40.62610, -105.10657) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
59.8267 		Other (At-Grade)
Single-Lane 		2019 https://www.coloradoan.com/story/news/2019/05/13/highway-287-construction-project-north-fort-collins-cdot/1189772001/ ICD estimated from Google Maps linework.
Upper Arlington, OH
Franklin Co.
United States 		Redding Rd. / Tremont Rd. / Abington Rd.
(40.01060, -83.06978) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9544 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Upper Arlington, OH
Franklin Co.
United States 		North Star Rd. / Kinnear Rd. / Waltham Rd.
(39.99886, -83.04812) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1074 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
East Sparta, OH
Stark Co.
United States 		Walnut St. SE / Main Ave. SE
(40.66671, -81.35319) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9892 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2012-2015). ICD estimated from Google Maps linework.
Hartville, OH
Stark Co.
United States 		SR 619 (Edison St. NW) / King Church Ave. NW
(40.97182, -81.36431) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.3826 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 ICD estimated from Google Maps linework.
Alliance, OH
Stark Co.
United States 		Beeson St. NE / Freshley Ave. NE
(40.92355, -81.15375) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.8773 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Greenville, SC
Greenville Co.
United States 		Rocky Slope Rd. / Sedley Rd. / Legacy Park Rd.
(34.82922, -82.33052) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3523 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Greenville, SC
Greenville Co.
United States 		Rocky Slope Rd. / Algonquin Trl. / Chadsworth Dr.
(34.83080, -82.33141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.3321 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
New Albany, OH
Franklin Co.
United States 		US 62 (Johnstown Rd.) / Greensward Rd. / Lambton Park Rd.
(40.06668, -82.82720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7326 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Juan Bautista Circle
(37.71804, -122.47795) 		Other
Existing 		All-Way Stop
Unknown 		7 Approaches
0 Driveways
120.9281 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Orange Grove Ave. / S Ogden Dr.
(34.06618, -118.35985) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
23.7449 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
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.
Riverpark, CA
Ventura Co.
United States 		N Oxnard Blvd. / Garonne St. / Kiawah River Dr.
(34.24692, -119.17459) 		Other
Existing 		All-Way Yield
Unknown 		6 Approaches
0 Driveways
135.2541 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functions as series of T-intersections. Pedestrian access to central island; parking along circulatory roadway. ICD estimated from Google Maps linework.
Riverpark, CA
Ventura Co.
United States 		N Oxnard Blvd. / N Ventura Blvd. / Moss Landing Blvd.
(34.24940, -119.17267) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
69.1059 		Other (At-Grade)
Single-Lane 		Yield lines but no yield signs. Parking along circulatory roadway. ICD estimated from Google Maps linework.
Oxnard, CA
Ventura Co.
United States 		Forest Park Blvd. / N Ventura Rd.
(34.24629, -119.17948) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.3886 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA
Ventura Co.
United States 		Forest Park Blvd. / N Oxnard Blvd.
(34.24458, -119.17711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.4023 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA
Ventura Co.
United States 		Forest Park Blvd. / Moonlight Park Ave.
(34.24280, -119.17467) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.4287 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA
Ventura Co.
United States 		Thames River Dr. / Kiawah River Dr.
(34.24368, -119.16850) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.6442 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2006). ICD estimated from Google Maps linework.
South Bank, CA
Ventura Co.
United States 		Wagon Wheel Rd. / Saddle Ave. / Winchester Ave.
(34.23667, -119.18264) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5077 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
South Bank, CA
Ventura Co.
United States 		Wagon Wheel Rd. / Cactus Dr.
(34.23892, -119.18429) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5319 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		8th St. / Townsend St. / Division St. / Kansas St.
(37.76992, -122.40393) 		Other
Existing 		All-Way Stop
None 		5 Approaches
0 Driveways
33.0431 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Bowling Green, OH
Wood Co.
United States 		E Wooster St. / I-75 SB Ramps
(41.37453, -83.61786) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0567 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 https://nbc24.com/news/local/wooster-street-roundabouts-to-open-in-bowling-green. ICD estimated from Google Maps linework.
Bowling Green, OH
Wood Co.
United States 		E Wooster St. / I-75 NB Ramps
(41.37445, -83.61400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0568 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 https://nbc24.com/news/local/wooster-street-roundabouts-to-open-in-bowling-green. ICD estimated from Google Maps linework.
North Liberty, IA
Johnson Co.
United States 		N Front St. / Penn St.
(41.75206, -91.59801) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
2 Driveways
32.0763 		Other (At-Grade)
Single-Lane 		2019 Completed Fall 2019. ICD estimated from Google Maps linework.
North Liberty, IA
Johnson Co.
United States 		N Front St. / N Bend Dr.
(41.75695, -91.59798) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2199 		Other (At-Grade)
Single-Lane 		2019 Completed September 2019. The adjacent dead-end road to the west has been extended up to connect with Front Street at a 90-degree angle across from the existing commercial entrance drive on the east side of Front Street. In the NW quadrant of the roundabout, the farm field site has been redeveloped as a new elementary school. ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		Commerce Dr. / Commercial Park
(41.69560, -91.61393) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2389 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		12th Av. / Holiday Rd.
(41.69491, -91.58287) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.4032 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		E 7th St. / E 2nd Ave.
(41.67892, -91.56378) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7092 		Other (At-Grade)
Single-Lane 		2019 Opened to traffic August 2019. East leg will re-open October 2019; north leg open to traffic summer 2020. ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		Oakdale Blvd. / Jones Blvd.
(41.70758, -91.61387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4483 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Port Elgin, NB
Westmorland
Canada 		Trans Canada Hwy / Hwy 15 / Shemogue Rd.
(46.05419, -64.09329) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
123.4968 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Tulsa, OK
Tulsa Co.
United States 		S Hudson Ave. / E 36th St.
(36.11156, -95.91344) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
29.9108 		Other (At-Grade)
Single-Lane 		No splitter islands. ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada 		Valley Ridge Blvd. NW / Hwy 1 (Trans Canada Hwy) WB Offramp
(51.08997, -114.24906) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.2574 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Aberdeen, MD
Harford Co.
United States 		Old Philadelphia Rd. (MD 7) / Perryman Rd. (MD 159)
(39.48791, -76.19155) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.7911 		Other (At-Grade)
Single-Lane 		2019 https://www.facebook.com/pg/Harford-County-Roundabouts-308793279204833/posts/ ICD estimated from Google Maps linework.
Frederick, MD
Frederick Co.
United States 		Jefferson Pike (MD 180) / Mt Zion Rd.
(39.38286, -77.48054) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.9250 		Other (At-Grade)
Single-Lane 		2019 Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework.
Kensington, CA
Contra Costa Co.
United States 		Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.)
(37.89957, -122.28708) 		Other
Existing 		All-Way Stop
None 		6 Approaches
0 Driveways
30.1578 		Other (At-Grade)
Single-Lane 		Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		Fort St. / Robbins Rd. / N 3rd St.
(43.61644, -116.19328) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.8572 		Other (At-Grade)
Single-Lane 		2019 https://www.cityofboise.org/departments/planning-and-development-services/robbins-roundabout/ ICD estimated from Google Maps linework.
Mount Vernon, OH
Knox Co.
United States 		Public Square (Main St. / High St.)
(40.39362, -82.48543) 		Other
Existing 		All-Way Yield
None 		4 Approaches
4 Driveways
88.2325 		Other (At-Grade)
Single-Lane 		1876 The intersection at Public Square was platted in 1805 but converted to its current configuration in the mid-1890's following the construction of the Soldiers' Monument. Parking along circulatory roadway, pedestrian access to central island. https://www.historicknoxohio.org/index.php/historical-districts/mount-vernon-districts/8-downtown-district/34-public-square. ICD estimated from Google Maps linework.
Buford, GA
Hall Co.
United States 		GA 347 (Lanier Islands Pkwy.) / Big Creek Rd. / New Bethany Rd.
(34.15965, -83.99338) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.5077 		Other (At-Grade)
Single-Lane 		2019 https://www.gainesvilletimes.com/news/more-roundabouts-coming-hall-county-why-officials-them/ ICD estimated from Google Maps linework.
Tillsonburg, ON
Oxford
Canada 		Vienna Rd. (Hwy 19) / Talbot Rd. (Hwy 3)
(42.84913, -80.72222) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5272 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Athens, OH
Athens Co.
United States 		W Union St. / Smith St. / (parking lot)
(39.32941, -82.10731) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1719 		Other (At-Grade)
Single-Lane 		2014 Small roundabout, primarily to assist with clarifying driveway locations and where peds should cross. Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Colfax, CA
Placer Co.
United States 		S Auburn St. / I-80 WB Ramps / (unknown)
(39.09472, -120.95079) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.5154 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 City of Colfax is lead agency; Caltrans, Placer County, and developer mitigation funds paid for it. Expected completion 2019. Current configuration is a tee intersection; after construction there will be a fourth leg. ICD estimated from Google Maps linework.
Alexandria, MN
Douglas Co.
United States 		Hazel Hill Rd. SE / McKay Ave. S / 34th Ave. E
(45.86060, -95.35298) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1013 		Other (At-Grade)
Single-Lane 		2017 https://www.voiceofalexandria.com/news/local/roundabout-should-be-finished-by-labor-day-weekend/article_f6af82d6-8c0d-11e7-a3f0-2b7a68b8879b.html ICD estimated from Google Maps linework.
Augusta, GA
Richmond Co.
United States 		Wheeler Rd. / Aumond Rd.
(33.48981, -82.05141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.9052 		Other (At-Grade)
Single-Lane 		2019 https://www.wjbf.com/news/out-there-somewhere/out-there-somewhere-wrong-way-a-roundabout/ ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		W Woodside Dr. / W Dell Dr.
(47.72059, -117.45289) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
78.7411 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		W Woodside Ave. / N Alberta St.
(47.71971, -117.44693) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.1223 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		US 2 / S Deer Heights Rd.
(47.64308, -117.55018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.5075 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Developer mitigation project - October 2019. ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Grijalva Dr. / Gonzalez Dr.
(37.71638, -122.47919) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
21.7298 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Bucareli Dr. / Gonzalez Dr.
(37.71695, -122.48001) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
18.8953 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Gonzalez Dr.
(37.71679, -122.47592) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.2325 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Cambon Dr.
(37.71590, -122.47445) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
28.3433 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Chumasero Dr.
(37.71501, -122.47298) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.5093 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Crespi Dr. / Varela Ave. / Serrano Dr. / Gonzalez Dr.
(37.71990, -122.47589) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
43.4574 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Serrano Dr.
(37.71957, -122.47976) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.1209 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Pinto Ave. / Holloway Ave.
(37.72069, -122.48105) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.1204 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Arballo Dr.
(37.72177, -122.48231) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.8987 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco State University, CA
San Francisco Co.
United States 		Font Blvd. / (parking lot)
(37.72286, -122.48358) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
33.0641 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Alandele Ave. / Lindenhurst Ave.
(34.06623, -118.35671) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
22.7555 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Alandele Ave. / S Genessee Ave. / S Orange Grove Ave. / Metropolitan Plaza
(34.06747, -118.35829) 		Other
Existing 		All-Way Stop
Unknown 		8 Approaches
0 Driveways
85.0846 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Orange Grove Ave. / Colgate Ave.
(34.06872, -118.35673) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
22.7549 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Fuller Ave. / S Burnside Ave. / Metropolitan Plaza
(34.06749, -118.35214) 		Other
Existing 		All-Way Stop
Unknown 		5 Approaches
0 Driveways
85.0846 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States 		S Fuller Ave. / Lindenhurst Ave.
(34.06624, -118.35373) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
24.7343 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Rotebro, Stockholm County
Sollentuna
Sweden 		Breddanvägen / E4 NB Ramps
(59.49555, 17.92361) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.4061 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Muskegon, MI
Muskegon Co.
United States 		Terrace Point Rd. / (parking lot access)
(43.24145, -86.25485) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.5812 		Other (At-Grade)
Single-Lane 		1996 Year Completed unknown (before 1997). ICD estimated from Google Maps linework.
Pleasant Hill, IA
Polk Co.
United States 		NE Rising Sun Dr. / NE 70 St.
(41.59524, -93.46732) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.8341 		Other (At-Grade)
Single-Lane 		2019 https://www.pleasanthilliowa.org/projects ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		Adventureland Dr. / 34th Ave. SW
(41.65855, -93.50315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2615 		Other (At-Grade)
Unknown 		2018 ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		NW Tallgrass Pkwy. / Prairie Fire NW
(41.65368, -93.50710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3407 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Ames, IA
Story Co.
United States 		University Blvd. / Airport Rd. / Oakwood Rd.
(41.99735, -93.63922) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.3798 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Free-flow right-turn bypass lane on east leg. ICD estimated from Google Maps linework.