City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Modesto,
CA Stanislaus Co. United States |
La Loma / James St. / G St. (37.64360, -120.98740) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 34.0452 |
Other (At-Grade) Single-Lane |
1997 | Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Clackamas,
OR Clackamas Co. United States |
Monterey Ave. / Causey Ave. / William Otty Rd. (45.44020, -122.55510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.7102 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Montréal,
QC Montréal Region Canada |
Ave. Marie-Curie / Blvd. Alfred Nobel (45.48518, -73.76222) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.6801 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework. |
(unincorporated),
OR Clackamas Co. United States |
SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy. (45.42280, -122.51240) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways 34.3688 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Bend,
OR Deschutes Co. United States |
SW Century Dr. / SW Colorado Ave. / SW Chandler Ave. (44.04180, -121.33200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
1999 | Completed Fall 1999. One leg comes in at 60 degree angle. Right-turn bypass lane part of conceptual design but removed for final. First modern roundabout in Oregon. |
Bellevue,
WA King Co. United States |
W. Lake Sammamish Pkwy. SE / Lakemont Blvd. SE (47.56776, -122.09980) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.4567 |
Other (At-Grade) Single-Lane |
1997 | Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Tallahassee,
FL Leon Co. United States |
Sutor Road / Old Sutor Road (30.42957, -84.21212) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 16.4770 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Port St. Lucie,
FL St. Lucie Co. United States |
SE Westmoreland Blvd. / Pine Valley St. (27.25530, -80.30157) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 72.1975 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Fort Pierce,
FL St. Lucie Co. United States |
Avenue A / N Indian River Dr. (27.44907, -80.32326) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.6165 |
Other (At-Grade) Single-Lane |
1997 | http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. Year Completed estimated (1994-1999). ICD estimated from Google Maps linework. |
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / I-87 SB Ramps (42.97024, -73.80309) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Painted spiral next to central island. Part of a series of 5 roundabouts. |
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / US 9 (42.97116, -73.79296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Part of a series of 5 roundabouts. |
Portland,
OR Multnomah Co. United States |
NW 25th Ave. / NW Overton St. (45.53190, -122.70270) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 44.3420 |
Other (At-Grade) Single-Lane |
1988 | Completed 9/30/1988. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NW 25th Ave. / NW Marshall St. (45.53040, -122.70270) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 62.7498 |
Other (At-Grade) Single-Lane |
1988 | Completed 9/30/1988. ICD estimated from Google Maps linework. |
Provo,
UT Utah Co. United States |
Riverside Ave. / W 1720 North (40.25703, -111.66810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.8749 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Columbia,
MD Howard Co. United States |
Cradlerock Way / Homespun Dr. (39.19095, -76.83787) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.2158 |
Other (At-Grade) Single-Lane |
2001 | Completed May 21, 2001. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / Kelch Dr. / Blacksmith Dr. (Malta Commons) (42.97068, -73.79804) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Part of a series of 5 roundabouts. |
Scottsdale,
AZ Maricopa Co. United States |
E. Via Linda / E. San Pablo Dr. (33.56833, -111.89350) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 49.7573 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Scottsdale,
AZ Maricopa Co. United States |
E. Via Linda / N. 87th St. (33.56715, -111.89500) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 69.6612 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Loveland,
CO Larimer Co. United States |
McWhinney Blvd. / Hahns Peak Dr. / Grays Peak Dr. (40.41048, -105.01140) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 71.6280 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | |
Eugene,
OR Lane Co. United States |
Barger Dr. / Green Hill Rd. (44.08470, -123.20830) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.6002 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Lawrence,
KS Douglas Co. United States |
Monterey Way / Harvard Rd. (38.96400, -95.28833) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 15.7869 |
Other (At-Grade) Single-Lane |
1999 | Built as part of reconstrction of Monterey Way. Designed as part of City/State Safety Improvement Project. ICD estimated from Google Maps linework. |
Lawrence,
KS Douglas Co. United States |
West Campus Rd. / Jayhawk Blvd. / Crescent Rd. (38.95905, -95.25105) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.7185 |
Other (At-Grade) Single-Lane |
2013 | Original circle built c. 1945, rebuilt 2013 as part of reconstruction of Jayhawk Boulevard. Encircles Chi Omega fountain. Functional Class: Collector ICD estimated from Google Maps linework. |
Coventry,
CT Tolland Co. United States |
Daly Rd. / South St. (41.76721, -72.33688) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.9424 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Fairmont,
WV Marion Co. United States |
WV 273 (State St.) / Haymond St. (39.47601, -80.13599) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Detectable warning surfaces along entire length of narrow pedestrian ramp. |
East Lansing,
MI Ingham Co. United States |
Bogue St. / Shaw Ln. (42.72575, -84.47185) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Roundabout built in 2000, removal date estimated (2013-2015). |
Hartland,
MI Livingston Co. United States |
Hartland Rd. / Rovey Dr. (42.63682, -83.74883) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.6594 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Ottawa,
ON City of Ottawa Canada |
Bayview Rd. / Slidell St. / Burnside Ave. (45.40958, -75.72880) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5384 |
Other (At-Grade) Single-Lane |
2010 | Functional Class: Collector ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Anderson Rd. / Alvarado Ave. (38.56210, -121.75850) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2149 |
Other (At-Grade) Single-Lane |
1997 | Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
E. Via Linda / E. San Rafael Dr. (33.56711, -111.89565) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Earth. | |
Arcata,
CA Humboldt Co. United States |
12th St. / I St. (40.87160, -124.08700) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 48.7687 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Goshen,
CT Litchfield Co. United States |
Rte. 4 / Rte. 63 (41.83185, -73.22539) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2002 | Painted splitter islands. |
Rochester,
MI Oakland Co. United States |
Tienken Rd. / Runyon Rd. / Washington Rd. (42.69743, -83.11135) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.0105 |
Other (At-Grade) Single-Lane |
1999 | Total cost: $353,000. Completed July 1999. Functional Class: Arterial ICD estimated from Google Maps linework. |
Arcata,
CA Humboldt Co. United States |
13th St. / J St. (40.87260, -124.08780) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 11.7404 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Greenwich,
CT Fairfield Co. United States |
King St. / Rye Lake Ave. (41.07508, -73.70280) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2006 | Temporary roundabout installed May 12, 2004. Functional Class: Local. |
Madison,
CT New Haven Co. United States |
Rte. 80 / Rte. 79 (41.35976, -72.63807) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 98.6077 |
Other (At-Grade) Single-Lane |
Old traffic circle converted to yield on entry. ICD estimated from Google Maps linework. | |
Las Vegas (Summerlin),
NV Clark Co. United States |
Village Center Dr. / Meadow Hills Dr. (36.19350, -115.30070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1991 | Add-lane right-turn bypass lane on north leg. |
Scottsdale,
AZ Maricopa Co. United States |
E. Via Linda / N. 84th St. (33.56832, -111.89880) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 37.8156 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
New London,
CT New London Co. United States |
Shaw St. / Howard St. / Willets Ave. (41.34284, -72.09972) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9700 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
E. Via Linda / N. 83rd Pl. (33.56770, -111.90100) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 63.6899 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
University Place,
WA Pierce Co. United States |
Grandview Dr. / Olympic Blvd. (47.22188, -122.55790) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1454 |
Other (At-Grade) Single-Lane |
1997 | Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
27th Ave. / Union St. / Southridge Blvd / W Creekstone Dr. (46.18497, -119.18040) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.5168 |
Other (At-Grade) Single-Lane |
2000 | Completed August 25, 2000. Right-turn bypass on WB approach. Was 3-leg intersection; fourth leg added to west as part of project. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Seymour,
CT New Haven Co. United States |
Rte. 188 / Rte. 334 (Great Hill Rd.) / Holbrook Rd. (41.37857, -73.12669) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.8466 |
Other (At-Grade) Single-Lane |
2016 | Previous traffic circle was upgraded to modern roundabout design guidelines. 21442 |
Scottsdale,
AZ Maricopa Co. United States |
N. Marshall Way / E. Main St. (33.49311, -111.92830) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 22.9083 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Scottsdale,
AZ Maricopa Co. United States |
N. Marshall Way / E. 5th Ave. (33.49802, -111.92900) |
Other Existing |
All-Way Stop None |
3 Approaches 0 Driveways 23.9030 |
Other (At-Grade) Single-Lane |
Stop controlled. ICD estimated from Google Maps linework. | |
Prescott,
AZ Yavapai Co. United States |
SR 89 / Willow Lake Rd. (34.59233, -112.42580) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | |
Bisbee,
AZ Cochise Co. United States |
Bisbee Rd. / SR 80 / SR 92 (31.42830, -109.89230) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 104.9686 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Federalsburg,
MD Caroline Co. United States |
MD 307 / MD 313 / MD 318 (38.68938, -75.78949) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.4247 |
Other (At-Grade) Single-Lane |
1999 | Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE Ladd Circle (45.50850, -122.64940) |
Other Existing |
Unknown None |
0 Approaches 0 Driveways 92.0689 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Cedar Lake Township,
MN Scott Co. United States |
SH 13 (Langford Ave.) / CR 2 (260th St.) (44.57259, -93.50546) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.9429 |
Other (At-Grade) Single-Lane |
2005 | Rural location, intersection of two 55-mph facilities. Previous 2-way stop had 2 fatal crashes and 50 injury crashes in 5 years. Opened to traffic in September 2005. During 12 months after opening, 1 reported crash involving single motorcycle running off road. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Mount Rainier,
MD Prince Georges Co. United States |
US 1 / 34th St. / Perry St. (38.93647, -76.96074) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2001 | Oval shaped. ICD = 135 ft x 115 ft. |
Lutherville-Timonium,
MD Baltimore Co. United States |
MD 139 (Charles St.) / Bellona Ave. (39.41790, -76.62900) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Two-lane circulatory roadway across northern half. |
Copley Township,
OH Summit Co. United States |
Ridgewood Rd. / Hametown Rd. (41.11395, -81.66791) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1947 |
Other (At-Grade) Single-Lane |
2006 | Opened August 21, 2006. ICD estimated from Google Maps linework. |
Decatur,
GA DeKalb Co. United States |
N Decatur Rd. / Lullwater Rd. (33.78744, -84.32914) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2004 | |
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Ophir Dr. (37.28321, -107.85120) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 26.6075 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Huntsville,
AL Madison Co. United States |
Old Monrovia Rd. / Providence Main St. / Indian Creek Rd. (34.75765, -86.68776) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.3429 |
Other (At-Grade) Single-Lane |
2004 | Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework. |
Camp Verde,
AZ Yavapai Co. United States |
Middle Verde / Cliff Castle (34.60927, -111.86130) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.3535 |
Other (At-Grade) Single-Lane |
2005 | ICD estimated from Google Maps linework. |
De Pere,
WI Brown Co. United States |
Grant St. (CTH EE) / Lawrence Dr. (44.44511, -88.09367) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.8430 |
Other (At-Grade) Single-Lane |
2008 | Opened September 30, 2008. ICD estimated from Google Maps linework. |
Truckee,
CA Nevada Co. United States |
Donner Pass Rd. / W. River St. / McIver Crossing (39.32510, -120.19200) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.1077 |
Other (At-Grade) Single-Lane |
1998 | Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Kennebec Dr. (37.29216, -107.84010) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 23.7539 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Dawsonville,
GA Dawson Co. United States |
SR 9E (Lumpkin Campground Rd.) / SR 318 (Dawson Forrest Rd.) (34.35427, -84.05168) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2006 | |
Oakwood,
GA Hall Co. United States |
Landrum Education Dr. / Frontage Rd. / Mathis Dr. (34.23434, -83.86434) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2007 | Gainesville College. |
Pearl,
MS Rankin Co. United States |
MS 475 (Airport Rd.) / Old Brandon Rd. (32.29057, -90.07133) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 34.3273 |
Other (At-Grade) Single-Lane |
1997 | Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework. |
Gorham,
ME Cumberland Co. United States |
US 202 / Rte. 4 / Rte. 237 (43.72846, -70.42525) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.0285 |
Other (At-Grade) Single-Lane |
1997 | Previously controlled by two-way stop ICD estimated from Google Maps linework. |
(unincorporated),
MD Prince Georges Co. United States |
Ft. Washington Rd. / Swan Creek Rd. (38.72498, -77.00491) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1576 |
Other (At-Grade) Single-Lane |
1997 | Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework. |
Bel Air,
MD Harford Co. United States |
Tollgate Rd. / Marketplace Dr. (39.52092, -76.35262) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.5602 |
Other (At-Grade) Single-Lane |
1996 | Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework. |
Columbia,
MD Howard Co. United States |
Banneker Rd. / Cul-de-sac (39.21141, -76.87041) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 17.5824 |
Other (At-Grade) Single-Lane |
Functional Class: Local ICD estimated from Google Maps linework. | |
Columbia,
MD Howard Co. United States |
Trotter Rd. / South Wind Cir. (39.20956, -76.91891) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.1353 |
Other (At-Grade) Single-Lane |
1997 | Functional Class: Collector. Year Completed estimated (1993-2001). ICD estimated from Google Maps linework. |
Santa Barbara,
CA Santa Barbara Co. United States |
Milpas St. / US 101 NB Ramps / Carpinteria St. (34.42073, -119.67765) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Oblong shaped. ICD = 250 ft x 125 ft. Completed April 2000. Experienced one single-vehicle fatality (date unknown). 11861-05. |
Cottonwood,
AZ Yavapai Co. United States |
AZ 89A / Verde Heights Dr. (34.73999, -112.03740) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2009 | Series of 5 roundabouts. |
Oshkosh,
WI Winnebago Co. United States |
CTH E (Witzel Ave.) / Koeller St. (44.01805, -88.58098) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2010 | Opened September 24, 2010. |
Carlsbad,
CA San Diego Co. United States |
Legoland Dr. / Armada Dr. (33.13229, -117.31660) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1999 | Unstriped circulatory roadway. |
Phoenix,
AZ Maricopa Co. United States |
S. Pointe Pkwy. W / S. Pointe Pkwy. E (33.37649, -111.97210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.8650 |
Other (At-Grade) Single-Lane |
1994 | Before 1997. ICD estimated from Google Maps linework. |
Douglasville,
GA Douglas Co. United States |
SR 5 / SR 166 (33.61361, -84.83688) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8602 |
Other (At-Grade) Single-Lane |
2007 | Fatal crash November 24, 2011. 11861-05. ICD estimated from Google Maps linework. |
(unincorporated),
MD Anne Arundel Co. United States |
Arundel Beach Rd. / Leelyn Dr. (39.07955, -76.54560) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9594 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Brunswick,
MD Frederick Co. United States |
MD 17 / A St. / B St. / Maryland Ave. (39.31433, -77.62807) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 42.5054 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Avon,
CO Eagle Co. United States |
Avon Rd. / Beaver Creek Blvd. (39.63528, -106.52220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 68.5800 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Right-turn-only lane on north leg. Elliptical shaped. Skewed intersection. ICD = 225 ft x 160 ft. |
Avon,
CO Eagle Co. United States |
Avon Rd. / Benchmark Rd. (39.63425, -106.52220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Originally had raindrop shape with locked gate access across south leg for emergency vehicles only. Redesigned and reopened May 2007 with full access. 21442 |
Avon,
CO Eagle Co. United States |
Avon Rd. / US 6 (39.63110, -106.52260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Highway ref. pt. 6-170.04. Right-turn-only lane on east leg. |
Nederland,
CO Boulder Co. United States |
SH 72 / SH 119 / 2nd St. / Bridge St. (39.96261, -105.51030) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 23.8006 |
Other (At-Grade) Single-Lane |
1995 | Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Tampa,
FL Hillsborough Co. United States |
North Blvd. / Country Club Dr. (28.05466, -82.46759) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.7559 |
Other (At-Grade) Single-Lane |
1996 | Completed June 1996. ICD estimated from Google Maps linework. |
Winston-Salem,
NC Forsyth Co. United States |
Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24125) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2005 | TIP Project U-2926. Right-turn-only lanes on east and west legs. |
Scottsdale,
AZ Maricopa Co. United States |
N. 64th St. / E. Lafayette Blvd. (33.49474, -111.94330) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.9119 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
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. |
Manchester,
VT Bennington Co. United States |
Rte. 7A / Equinox (Grand Union) (43.17309, -73.06181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.1304 |
Other (At-Grade) Single-Lane |
1997 | Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Annapolis,
MD Anne Arundel Co. United States |
Gateway Circle [MD 450 (West St.) / Taylor Ave. / Spa Rd.] (38.97630, -76.50486) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Elliptical shaped. ICD = 180 ft x 160 ft. Opened December 1999. |
Las Vegas,
NV Clark Co. United States |
Lake South / Crystal Water Way (36.13289, -115.29050) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 25.0796 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework. |
(unincorporated),
FL Palm Beach Co. United States |
Lakes at Boca Raton / Cain Blvd. (26.39603, -80.21160) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3962 |
Other (At-Grade) Single-Lane |
1994 | Completed November 1994. ICD estimated from Google Maps linework. |
Lisbon,
MD Howard Co. United States |
MD 94 / MD 144 (39.33700, -77.07360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
1993 | First roundabout in Maryland. Built initially as temporary, made permanent after one month. |
Gainesville,
FL Alachua Co. United States |
SE 7th St. / SE 4th Ave. (29.64824, -82.31792) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
1992 | Pedestrian crossings within circulatory roadway. Completed April 1992. |
Fort Walton Beach,
FL Okaloosa Co. United States |
Hollywood Blvd. / Doolittle Blvd. (30.41364, -86.66468) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.8704 |
Other (At-Grade) Single-Lane |
1994 | |
Tallahassee,
FL Leon Co. United States |
Killarney Way / Shamrock Dr. (30.51361, -84.22315) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.7810 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. ICD estimated from Google Maps linework. |
Bradenton Beach,
FL Manatee Co. United States |
SR 789 / Bridge St. (27.46500, -82.69847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.8361 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. ICD estimated from Google Maps linework. |
Short Pump,
VA Goochland Co. United States |
Capitol One Dr. / (unknown) (37.62693, -77.66927) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 37.8365 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Santa Barbara,
CA Santa Barbara Co. United States |
Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd. (34.42903, -119.67720) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 1 Driveways 23.6427 |
Other (At-Grade) Single-Lane |
1992 | Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework. |
Long Beach,
CA Los Angeles Co. United States |
Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 137.1597 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1993 | Traffic circle conversion. Modified in 2020 to reduce lanes. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Hualapai Way (36.17850, -115.31770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 91.4400 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2010 to reduce lane configuration. 21442 |
Boca Raton,
FL Palm Beach Co. United States |
SW 18th St. / Juana Rd. (SW 12th Ave.) (26.33206, -80.11059) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
Raised splitter islands on SW 18th St., painted splitter islands on Juana Rd.. Flashing warning beacon on eastbound SW 18th St. approach. Year Completed unknown (before 1985). | |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1995 | Raindrop-shaped central island. |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 EB Ramps / South Frontage Rd. (39.64355, -106.37810) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1995 | Completed October 1995. Circular central island. |