Roundabouts Database

29616 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
Prescott, AZ
Yavapai Co.
United States 		Blooming Hills Dr. / S Blooming Hills Dr.
(34.58020, -112.44489) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.4332 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1992-2002). ICD estimated from Google Maps linework.
Saguenay, QC
Saguenay
Canada 		Rue Jacques-Cartier E / Rue du Foyer / Rue des Franciscaines
(48.42346, -71.03839) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.3626 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Yamachiche, QC
Maskinongé
Canada 		Boulevard Saint Laurent E / Route Ste-Anne O / Route du Pays Brûlé
(46.26235, -72.87783) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.1111 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Saguenay, QC
Saguenay
Canada 		Rue Jacques-Cartier E / Boulevard Talbot
(48.42400, -71.04228) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.1177 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Pleasanton, CA
Alameda Co.
United States 		Mill Creek Pl. / Oak Vista Way
(37.65794, -121.89347) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		3 Approaches
1 Driveways
16.0738 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1993-2002). ICD estimated from Google Maps linework.
Syracuse, UT
Davis Co.
United States 		S Bluff Rd. / S 2000 W / W 2700 S
(41.07470, -112.06459) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
33.3129 		Other (At-Grade)
Single-Lane 		2000 Painted splitter islands. Year Completed estimated (1997-2003). ICD estimated from Google Maps linework.
Carthage, MO
Jasper Co.
United States 		E Airport Dr. / S Grand Ave. / Fairlawn Ave.
(37.14749, -94.31065) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
50.4549 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1997-2003). ICD estimated from Google Maps linework.
Carthage, MO
Jasper Co.
United States 		W George Phelps Blvd. / S Garrison Ave.
(37.14409, -94.31474) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.3208 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1997-2003). ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Elm Dr. / South Dr.
(40.34078, -74.65595) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
29.1305 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Markham, ON
York
Canada 		Swan Lake Blvd. / Lakeside Vista Way.
(43.89623, -79.25077) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.0000 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (2000-2001).
Amesbury, MA
Essex Co.
United States 		Friend St / School St (Rte 150) / Allens Ct
(42.85615, -70.93410) 		Roundabout
Existing 		Other
None 		4 Approaches
0 Driveways
26.2656 		Other (At-Grade)
Single-Lane 		2001 North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework.
Kamloops, BC
Thompson-Nicola
Canada 		Qu'Appelle Blvd. / Highland Rd.
(50.66113, -120.26216) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.2269 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Suwanee, GA
Gwinnett Co.
United States 		Summit Gate Dr. / Sentry Ridge Crossing
(34.05950, -84.02453) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.6729 		Other (At-Grade)
Single-Lane 		2001 No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Prescott, AZ
Yavapai Co.
United States 		E Smoke Tree Ln. / Northridge Dr. / Solstice Dr.
(34.58711, -112.44239) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3132 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1992-2002). ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Heritage Ave.
(36.85883, -119.72723) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0232 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Quincy Ave.
(36.85710, -119.72725) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.7574 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Enterprise Ave.
(36.85538, -119.72726) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.9355 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Norfolk, NE
Madison Co.
United States 		W Pasewalk Ave. / S 7th St
(42.02605, -97.41686) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.7287 		Other (At-Grade)
Single-Lane 		2001 At-grade rail crossing on east leg. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Westfield, IN
Hamilton Co.
United States 		Brookhollow Dr. / Slippery Rock Ct. / Spillwater Way
(40.02443, -86.10150) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.3874 		Other (At-Grade)
Single-Lane 		2001 No splitter islands. Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
St George, UT
Washington Co.
United States 		N Country Ln. / Stonebridge Dr. / W Monterey Dr.
(37.11117, -113.62943) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.1450 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1993-2003). 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.
Riverton, UT
Salt Lake Co.
United States 		S Park Ave. / W Park Ave.
(40.51950, -111.94594) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
28.1452 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Brandon, MB
Manitoba
Canada 		Maryland Ave. / Magnolia Dr.
(49.81997, -99.94982) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0697 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Fleming Island, FL
Clay Co.
United States 		Town Center Blvd. / Radar Rd.
(30.09197, -81.71185) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.2009 		Other (At-Grade)
Single-Lane 		2001 Elliptical shape. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Coeur D'Alene, ID
Kootenai Co.
United States 		W Hanley Ave. / N Courcelles Pkwy.
(47.73020, -116.81799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9366 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1998-2004). ICD estimated from Google Maps linework.
Greensboro, NC
Guilford Co.
United States 		Airpark Rd. / Albert Pick Rd.
(36.07486, -79.94894) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.8900 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Greensboro, NC
Guilford Co.
United States 		Airpark Rd. / Abert Pick Rd. / Gallimore Dairy Rd.
(36.07414, -79.94649) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.9250 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Parker, CO
Douglas Co.
United States 		Crown Crest Blvd. / Cottonwood Dr.
(39.55051, -104.77237) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
50.6497 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Castle Pines, CO
Douglas Co.
United States 		Daniels Gate Dr. / Grigs Rd.
(39.48770, -104.91860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7912 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
O'Fallon, MO
St. Charles Co.
United States 		Phoenix Pkwy. / Redhawk Pkwy. / Red Hawk Pl.
(38.74510, -90.73630) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5341 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1996-2002). ICD estimated from Google Maps linework.
O'Fallon, MO
St. Charles Co.
United States 		Phoenix Pkwy. / Phoenix Dr. / Boardwalk Place Dr.
(38.74122, -90.73747) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5359 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1996-2002). ICD estimated from Google Maps linework.
Omaha, NE
Douglas Co.
United States 		N 172nd St. / Locust St.
(41.28520, -96.18319) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.4365 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Elkhorn, NE
Douglas Co.
United States 		Jones St. / S 182nd St.
(41.25259, -96.20069) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2003).
Omaha, NE
Douglas Co.
United States 		N 21st St. / Charles St.
(41.27319, -95.94354) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.5192 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Bennington, NE
Douglas Co.
United States 		N 152nd St. / Vane St.
(41.32290, -96.15098) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.0113 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Collegiate Dr. / Michael Dr.
(38.89928, -104.78230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.7308 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States 		Moores Mill Rd. / Brushing Ln.
(39.54368, -76.32365) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6298 		Other (At-Grade)
Single-Lane 		2001 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Frogtown, MD
Harford Co.
United States 		Mardic Dr. / Willrich Ct.
(39.57178, -76.37160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3011 		Other (At-Grade)
Single-Lane 		2001 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Salt Lake, HI
Oahu Co.
United States 		Ala Napunani St. / Likini St.
(21.34596, -157.90180) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.4727 		Other (At-Grade)
Single-Lane 		2001 Existing prior to 2006, includes driveway as 4th leg. Functional Class: Collector ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Mesa Rd. / Kissing Camels Dr.
(38.87808, -104.86580) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.7525 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States 		E 850 North / N Palisade Dr.
(40.31273, -111.66490) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.4997 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Lindon, UT
Utah Co.
United States 		400 South / 600 West (Lindon Park Circle)
(40.33034, -111.73140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.6873 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		W. 141st St. / Bluejacket St.
(38.87130, -94.71130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.6150 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Local ICD estimated from Google Maps linework.
Duxbury, MA
Plymouth Co.
United States 		Lincoln St. / Congress St.
(42.05532, -70.72294) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
21.2829 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Jessup, MD
Howard Co.
United States 		Canine Rd. / MD 32 EB Ramps
(39.10101, -76.76953) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.0005 		Freeway Ramps (Grade-Separated)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Belmont St.
(36.20325, -115.10700) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.4923 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Hamilton St.
(36.20310, -115.12310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.9484 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Revere St.
(36.20313, -115.15180) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8396 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		N. Lake Orlando Pkwy / Cinderlane Pkwy
(28.60276, -81.43106) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
20.9715 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Calgary, AB
Calgary Region
Canada 		Discovery Ridge Blvd. / Discovery Dr.
(51.01179, -114.20000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0855 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Chicago St. (CTH G) / Libal St.
(44.44026, -88.03812) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8455 		Other (At-Grade)
Single-Lane 		2001 Roundabout surrounded by homes, businesses, East De Pere Middle School, and De Pere High School. Roundabout serves as main entrance to the high school. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Dickinson Rd. (CTH G) / Swan Rd.
(44.43908, -88.03475) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.0241 		Other (At-Grade)
Single-Lane 		2001 Roundabout is slightly east of the Chicago/Libal roundabout and is surrounded by businesses and East De Pere Middle School. Roundabout serves as the entrance to a medical clinic. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Dickinson Rd. (CTH G) / East River Dr.
(44.43684, -88.02830) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.7306 		Other (At-Grade)
Single-Lane 		2001 Roundabout is slightly east of the Chicago/Swan roundabout and is located in a residential area. Roundabout is near East De Pere Middle School and De Pere High School. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
The Villages, FL
Marion Co.
United States 		Buena Vista Blvd. / Mulberry Ln.
(28.98078, -82.01563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.0001 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
The Villages, FL
Marion Co.
United States 		Buena Vista Blvd. / Legacy Ln.
(28.97006, -82.01506) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3341 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
The Villages, FL
Marion Co.
United States 		Buena Vista Blvd. / Belle Meade Cir.
(28.96300, -82.00399) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.3827 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Minneapolis, MN
Hennepin Co.
United States 		Minnehaha Ave. / Godfrey Pkwy.
(44.91655, -93.21317) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.1384 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Maple Grove, MN
Hennepin Co.
United States 		Jonquil Ln. / 85th Ave.
(45.10938, -93.43398) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
57.3175 		Other (At-Grade)
Single-Lane 		2001 Mountable splitter islands, driverways in circle, parking in circle, pedestrian amenity in central island. Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Sussex Dr. / Rideau Gate
(45.44456, -75.69254) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.3003 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Fort Wayne, IN
Allen Co.
United States 		Old Mill Rd. / Westover Rd.
(41.04247, -85.15324) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.7261 		Other (At-Grade)
Single-Lane 		2001 Previously controlled by two-way stop control Functional Class: Collector ICD estimated from Google Maps linework.
Hollymead, VA
Albemarle Co.
United States 		Ashwood Blvd. / Stratford Glen / Chimney Rd.
(38.10672, -78.43133) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.5545 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Cresthaven Dr. / Waterbridge Dr.
(45.28097, -75.70818) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6990 		Other (At-Grade)
Single-Lane 		2001 Minimal splitter islands. ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		750 N St. / 2860 E St.
(37.12077, -113.52450) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.5218 		Other (At-Grade)
Single-Lane 		2001 Next to school campus. ICD estimated from Google Maps linework.
Amelia Island, FL
Nassau Co.
United States 		SR A1A / Amelia Island Plantation
(30.55717, -81.45009) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2003).
Little Rock, AR
Pulaski Co.
United States 		36th St. / Romine Rd. / West Rd.
(34.72098, -92.38181) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.5782 		Other (At-Grade)
Single-Lane 		2001 Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Colorado Ave. / SW Simpson St.
(44.04770, -121.32290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.2050 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
United States 		Mandalay Ave. / Acacia St.
(27.98970, -82.82660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4750 		Other (At-Grade)
Single-Lane 		2001 Boundary between commercial and residential area. Allows traffic attempting to park to use roundabout for U-turn without entering residential area. Also serves as U-turn for everyone, including WB-50 semis. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Calabasas, CA
Los Angeles Co.
United States 		Parkway Calabasas / Camino Portal
(34.13878, -118.65890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.6442 		Other (At-Grade)
Single-Lane 		2001 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework.
Amelia Island, FL
Nassau Co.
United States 		SR A1A / Beach Lagoon Rd.
(30.55541, -81.44933) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2001 Elliptical shape. ICD = 125 ft x 105 ft. Year Completed estimated (1999-2003).
Dimondale, MI
Eaton Co.
United States 		East Rd. / Creyts Rd.
(42.64743, -84.64275) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.6250 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2001 British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf ICD estimated from Google Maps linework.
Anchorage, AK
Anchorage
United States 		Southport Dr. / Maritime Loop / Washington Ave.
(61.12706, -149.92590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.9886 		Other (At-Grade)
Single-Lane 		2001 The first winter resulted in several accidents, including the loss of a number of light poles around the circle. In response, minor modifications were made to the roundabout in 2002. ICD estimated from Google Maps linework.
Lafayette, LA
Lafayette Par.
United States 		Settlers Trace / River Ranch Dr.
(30.17073, -92.03625) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
42.3339 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector ICD estimated from Google Maps linework.
Guelph, ON
Wellington County
Canada 		Summerfield Dr. / Colonial Dr.
(43.51809, -80.18253) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.4466 		Other (At-Grade)
Single-Lane 		2001 Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework.
North Haven, NY
Suffolk Co.
United States 		Tyndall Road / Rte. 114 (Ferry Rd.)
(41.01303, -72.31309) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.2334 		Other (At-Grade)
Single-Lane 		2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
United States 		Borgen Blvd. / SR 16 NB Ramps / Burnham Dr.
(47.35843, -122.61260) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
47.7339 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Moses Lake, WA
Grant Co.
United States 		Yonezawa Blvd. / Clover Dr. / Kittleson Rd.
(47.10387, -119.25730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.8990 		Other (At-Grade)
Single-Lane 		2001 Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Moses Lake, WA
Grant Co.
United States 		Yonezawa Blvd. / Leanne Ave.
(47.10454, -119.27060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4597 		Other (At-Grade)
Single-Lane 		2001 Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Draper, UT
Salt Lake Co.
United States 		300 East / 12200 South
(40.52863, -111.88180) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.2193 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Draper, UT
Salt Lake Co.
United States 		1300 E / Pioneer Rd.
(40.52518, -111.85340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2210 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2001 ICD estimated from Google Maps linework. Constructed as single-lane in 2001. Updated to 2x1 in 2023. https://www.draperjournal.com/2023/09/07/464782/roundabout-reopens-early-with-revised-traffic-pattern
Provo, UT
Utah Co.
United States 		3700 North / 300 West
(40.28282, -111.66310) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.2444 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		1375 West / 820 North
(40.24470, -111.68280) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
28.2603 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		Tabernacle Rd. / Main St.
(37.10812, -113.58350) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.8119 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Rosemont, MD
Frederick Co.
United States 		MD 17 / MD 180
(39.33768, -77.63950) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.4828 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 SB Ramps
(39.14562, -76.90418) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7228 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 NB Ramps / Ice Crystal Dr.
(39.14476, -76.89799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7234 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Oak Grove, MD
Prince Georges Co.
United States 		MD 193 (Watkins Park Dr.) / Oak Grove Rd.
(38.87737, -76.78108) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1207 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States 		MD 637 (Naylor Rd.) / Good Hope Ave.
(38.84922, -76.95655) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.6248 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States 		MD 637 (Naylor Rd.) / Oxon Run Dr.
(38.84986, -76.95789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.4150 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Columbia Park Drive #1
(46.22221, -119.15110) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.8367 		Other (At-Grade)
Single-Lane 		2001 Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Columbia Park Drive #2
(46.22223, -119.14630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.5366 		Other (At-Grade)
Single-Lane 		2001 Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework.
Erwin, NY
Steuben Co.
United States 		Robert Dann Dr. / Science Center Rd.
(42.15936, -77.11082) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2001 Add-lane right-turn bypass lane on west leg.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / US 6
(39.65630, -106.82500) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
40.4579 		Other (At-Grade)
Single-Lane 		2001 Opened July 2001. Highway ref pt. 6-49.67. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States 		NE Inglewood Hill / 216th Ave. NE
(47.61554, -122.05180) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3989 		Other (At-Grade)
Single-Lane 		2001 October 2001. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		12th Ave. / Irving St.
(46.19768, -119.19670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.9874 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Kent, WA
King Co.
United States 		S. 216th St. / 42nd Ave. S / 40th Pl. S
(47.40843, -122.28120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
23.4402 		Other (At-Grade)
Single-Lane 		2001 Opened July 2001. ICD estimated from Google Maps linework.
Springfield, OR
Lane Co.
United States 		58th St. / Thurston Rd.
(44.05320, -122.92640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.7507 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / W. 2nd Pl.
(39.71649, -105.14750) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5609 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Faculty Rd. / Elm Dr.
(40.33888, -74.65523) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.2209 		Other (At-Grade)
Single-Lane 		2001 This roundabout is on University owned roads open to the public. There is a second roundabout similar in dimensions upstream on Elm Drive. Close to an at-grade rail crossing. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		US 41 - US 76 - SR 8 (Westside Dr.) / 29th St.
(35.00944, -85.27164) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.5209 		Other (At-Grade)
Single-Lane 		2001 Completed September 26, 2001. The intersection is located at the western portal of the Bachman Tunnel, a two-lane tunnel through Missionary Ridge, connecting Chattanooga with the City of East Ridge, Tennessee. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Williston, VT
Chittenden Co.
United States 		Maple Tree Pl. / Sycamore Dr.
(44.44349, -73.10966) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1697 		Other (At-Grade)
Single-Lane 		2001 Completed November 2001. Major shopping area, road part of the planned ring road around Taft Corner. Functional Class: Local ICD estimated from Google Maps linework.