Roundabouts Database

29411 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
Clovis, NM
Curry Co.
United States 		Hwy 245 (Llano Estacado Blvd.) / Norris St.
(34.43384, -103.17830) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.3276 		Other (At-Grade)
Single-Lane 		2006 Completed February 27, 2006. Website: http://www.cityofclovis.org/roundabout/roundabout.htm ICD estimated from Google Maps linework.
Taneytown, MD
Carroll Co.
United States 		MD 140 / MD 832 / Antrim Blvd.
(39.64809, -77.15468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		1996 Completed August 1996. Curbs set for double lane, striped for single outer circulating lane.
Hilton Head, SC
Beaufort Co.
United States 		Whooping Crane Way / Main St.
(32.21647, -80.72187) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.4598 		Other (At-Grade)
Single-Lane 		1996 Completed February 1996. ICD estimated from Google Maps linework.
Addison, TX
Dallas Co.
United States 		Addison Cir. / Quorum Dr.
(32.96138, -96.82592) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 .
Acworth-Kennesaw, GA
Cobb Co.
United States 		W Sandtown Rd. / Villa Rica Rd.
(33.92703, -84.63775) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008
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.
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.
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.
Stuart, FL
Martin Co.
United States 		N. Colorado Ave. / E. Osceola St.
(27.19860, -80.25300) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9303 		Other (At-Grade)
Single-Lane 		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.
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.
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.
Catonsville, MD
Baltimore Co.
United States 		MD 372 / Hilltop Rd. / Entrance to UMBC
(39.25733, -76.71964) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.1417 		Other (At-Grade)
Single-Lane 		1998 Functional Class: Collector ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States 		MD 94 / Old Frederick Rd. (Lisbon North)
(39.34810, -77.06930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.7839 		Other (At-Grade)
Single-Lane 		1999 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.
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.
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.) / 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.
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.
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / Grand Blvd.
(39.97366, -86.14984) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.3880 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2008 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Wilson Gulch Dr. / Three Springs Blvd.
(37.23339, -107.82310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2006
Durango, CO
La Plata Co.
United States 		CR 238 / Fort Lewis Dr. / College Dr.
(37.27940, -107.85940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7643 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Canmore, AB
Central Alberta
Canada 		Three Sisters Pkwy. / Stewart Creek Dr.
(51.05031, -115.31370) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7860 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States 		Samoa Blvd. / Union St.
(40.86140, -124.07730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.2273 		Other (At-Grade)
Single-Lane 		1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States 		Tollgate Rd. / Westover Ln. / Crisfield Dr.
(39.46859, -76.32162) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.7377 		Other (At-Grade)
Single-Lane 		2002 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States 		Samoa Blvd. / Buttermilk Ln.
(40.85710, -124.07250) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1329 		Other (At-Grade)
Single-Lane 		1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Cesar E Chavez Blvd. (NE 39th Ave.) / NE Glisan St.
(45.52640, -122.62300) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
68.6113 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Stop-controlled entries into circle. Bus stop within circulatory roadway. Historical rotary with stop control. ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States 		SW Teal Blvd. / SW 155th Ave. / SW Nutcracker Ct.
(45.44060, -122.83760) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
37.7099 		Other (At-Grade)
Single-Lane 		Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States 		Monterey Ave. / Stevens Rd.
(45.43780, -122.56390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8738 		Other (At-Grade)
Single-Lane 		2006 Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework.
Abingdon, MD
Harford Co.
United States 		Tollgate Rd. / Montrose Way
(39.48198, -76.32751) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5762 		Other (At-Grade)
Single-Lane 		2003 Elementary school and library to north, another school to south. Functional Class: Collector ICD estimated from Google Maps linework.
Brattleboro, VT
Windham Co.
United States 		Rte 9 / Rte 5
(42.88500, -72.55670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1999 Adjacent to I-89. Heavy truck volume (>7%).
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.
Topeka, KS
Shawnee Co.
United States 		Rice Rd. / I-70 WB Ramps / Sycamore Dr.
(39.03610, -95.62310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.5293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2000 Part of a major realignment of I-70 and K-4. Sycamore Drive is one way with two westbound lanes (into the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		Rice Rd. / I-70 EB Ramps / Cyprus Drive
(39.03190, -95.62320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.8817 		Freeway Ramps (Grade-Separated)
Single-Lane 		2000 Part of a major realignment of I-70 and K-4. Cyprus Drive is One Way Eastbound (away from the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. 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.
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.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / Red Rocks Community College
(39.71903, -105.14840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7465 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
West Palm Beach, FL
Palm Beach Co.
United States 		S. Quadrille Blvd. (El Campeon Blvd.) / Fern St.
(26.71040, -80.05505) 		Roundabout
Removed 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 Replaced with TWSC 1995-1999; signalized in 2019.
Wall, NJ
Monmouth Co.
United States 		NJ 35 / Atlantic Ave. (Brielle Circle)
(40.13232, -74.06525) 		Rotary
Existing 		Other
Unknown 		4 Approaches
0 Driveways
129.6649 		Other (At-Grade)
Single-Lane 		Traffic circle conversion ICD estimated from Google Maps linework.
Southampton, NJ
Burlington Co.
United States 		US 206 / NJ 70 (Red Lion Circle)
(39.88715, -74.74104) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
136.5464 		Other (At-Grade)
Single-Lane 		Traffic circle conversion Functional Class: Arterial 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.
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.
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.
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.
Kingston, NY
Ulster Co.
United States 		I-587 / Rte 28 / I-87 Ramps / Washington Ave.
(41.94362, -74.02840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2000 A 600 ft diameter traffic circle was replaced by 200 ft diameter roundabout. At Exit 19 from I-87. I-587 terminates in roundabout.
Windsor, CT
Hartford Co.
United States 		Hayden Station Rd. / Lancaster Dr. / Center St.
(41.89280, -72.63409) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.8935 		Other (At-Grade)
Single-Lane 		1998 Functional Class: Collector. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Manhattan, KS
Riley Co.
United States 		Gary Ave. / Candlewood Dr.
(39.21087, -96.61885) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.2841 		Other (At-Grade)
Single-Lane 		1997 Considered to be the First Modern Roundabout in the State of Kansas. Previously controlled by two-way stop Functional Class: Collector 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.
Seattle, WA
King Co.
United States 		61st Ave. S / S Norfolk St.
(47.51337, -122.25705) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2006
Truckee, CA
Nevada Co.
United States 		Brockway Rd. / Martis Valley Rd.
(39.32135, -120.16269) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2006
Tampa (Ybor City), FL
Hillsborough Co.
United States 		Channelside Dr. / Cumberland Ave.
(27.94497, -82.44576) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 Right-turn-only lane on north leg.
Bend, OR
Deschutes Co.
United States 		Brookswood Blvd. / Powers Rd.
(44.02886, -121.32130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1961 		Other (At-Grade)
Single-Lane 		2013 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.
Columbia, MD
Howard Co.
United States 		Golden Straw Ln. / Davis Rd.
(39.21597, -76.81084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island 		2000 Completed April 28, 2000. Pedestrian ramps into circulatory roadway.
Litchfield Park, AZ
Maricopa Co.
United States 		W. Palmilla Blvd. / W. Alvarado Dr.
(33.46978, -112.35190) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
23.9107 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Moses Lake, WA
Grant Co.
United States 		Yonezawa Blvd. / S. Division St. / W. Belmont Ave.
(47.10438, -119.27860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.0857 		Other (At-Grade)
Single-Lane 		2001 Pedestrian crossing has z-shape, with exit closer to roundabout than entrance. Part of series of 3 roundabouts. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / N. Rattler Way
(33.51643, -112.32870) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
16.9277 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		E. 19th St. / Barker Ave.
(38.95003, -95.23283) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
16.7188 		Other (At-Grade)
Single-Lane 		2004 Functional Class: Arterial ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
United States 		Hagen Ranch Rd. / Majestic Palm Dr. / Palm Isles Dr.
(26.53700, -80.16410) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4660 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		24th Pl. / Inverness Dr.
(38.94105, -95.29808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.0814 		Other (At-Grade)
Single-Lane 		2001 Approved by Commission over neighborhood opposition. Was a 3 leg intersection prior to construction. Near Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
United States 		Hagen Ranch Rd. / Treviso Ln.
(26.54100, -80.16380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6431 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Crozet, VA
Ablemarle Co.
United States 		Old Trail Dr. / (unknown #2)
(38.05907, -78.71125) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.0923 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Coral Gables, FL
Miami-Dade Co.
United States 		Sunset Rd (SW 72nd St) / LeJeune Rd (SW 42nd Ave) / Cocoplum Rd / Old Cutler Rd
(25.70536, -80.26083) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
71.0248 		Other (At-Grade)
Single-Lane 		Entering traffic yields to circling traffic Functional Class: Collector ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		Pointe Pkwy. / S 48th St.
(33.37162, -111.97410) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W. 16th St.
(40.41505, -104.85090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Seattle, WA
King Co.
United States 		61st Ave. S / S. Cooper St.
(47.51166, -122.25710) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2006