Roundabouts Database

29518 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
Lancaster, MA
Worcester Co.
United States 		Lunenburg Rd. / Old Union Turnpike
(42.51839, -71.69255) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.9723 		Other (At-Grade)
Single-Lane 		2013 Year estimated between 2010 and 2015. ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		Trevilian Way / Louisville Zoo Entrance
(38.20764, -85.70862) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
26.2772 		Other (At-Grade)
Single-Lane 		2009 Oblong shape. ICD estimated from Google Maps linework.
Lexington, KY
Fayette Co.
United States 		Iron Works Pkwy. / War Admiral Blvd. / Jenney Ln.
(38.14812, -84.52026) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.3265 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Medford, MA
Middlesex Co.
United States 		Fellsway W. / Forest St. / S Border Rd. / I-93 Ramps
(42.42933, -71.10333) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
132.2319 		Freeway Ramps (Grade-Separated)
Unknown 		ICD estimated from Google Maps linework.
Waterbury, VT
Washington Co.
United States 		US 2 / VT 100
(44.34144, -72.75923) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.1459 		Other (At-Grade)
Single-Lane 		2014 Completion year estimated. ICD estimated from Google Maps linework.
Epping, NH
Rockingham Co.
United States 		Fresh River Road / Epping Crossing development entrance
(43.03021, -71.06982) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.1758 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Court St. / Allen Ct. / Cheshire Medical Center entrance
(42.94991, -72.29057) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
26.2257 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Hanover, NH
Grafton Co.
United States 		Lyme Rd. (NH 10) / Reservoir Rd.
(43.71814, -72.27405) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.3912 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Merrimack, NH
Hillsborough Co.
United States 		Spartan Way / Digital Dr.
(42.82118, -71.50855) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.4288 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 On campus of Fidelity Investments. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 106th St. / Ditch Rd.
(39.94146, -86.18407) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.3022 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 106th St. / Shelborne Rd.
(39.94108, -86.22241) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.1221 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Merrimack, NH
Hillsborough Co.
United States 		Spartan Way / Spartan Ln.
(42.81991, -71.51026) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
48.1818 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 On campus of Fidelity Investments. ICD estimated from Google Maps linework.
Goffstown, NH
Hillsborough Co.
United States 		NH 114 (S. Mast St.) / Wallace Rd.
(43.01441, -71.58619) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.4516 		Other (At-Grade)
Single-Lane 		2010 External truck apron in SE quadrant. ICD estimated from Google Maps linework.
Goffstown, NH
Hillsborough Co.
United States 		Center St. / Henry Bridge Rd.
(43.02136, -71.54726) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
29.6879 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Plymouth, NH
Grafton Co.
United States 		US 3 / Bridge St. (NH 175A) / High St.
(43.76001, -71.68737) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.3282 		Other (At-Grade)
Single-Lane 		2007 Adjacent to at-grade railroad crossing. ICD estimated from Google Maps linework.
Meredith, NH
Belknap Co.
United States 		US 3 / Parade Rd. (NH 106)
(43.64029, -71.49928) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.5728 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
North Conway, NH
Carroll Co.
United States 		North-South Rd. / Mountain Valley Blvd.
(44.01996, -71.10962) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.3536 		Other (At-Grade)
Single-Lane 		2007 Right-turn bypass lane in NW quadrant. East leg stubbed for future use. Adjacent to Lowe's Home Improvement center. ICD estimated from Google Maps linework.
Concord, NH
Merrimack Co.
United States 		N. State St. / Franklin St.
(43.21304, -71.54215) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
23.5019 		Other (At-Grade)
Single-Lane 		2009 Fifth leg is departure only into frontage road. ICD estimated from Google Maps linework.
Concord, NH
Merrimack Co.
United States 		Centre St. / Liberty St.
(43.20410, -71.54851) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
23.5054 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
New London, NH
Merrimack Co.
United States 		Newport Rd. / County Rd.
(43.42280, -72.00003) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.4930 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Peterborough, NH
Hillsborough Co.
United States 		NH 101 / Shaw's Plaza entrance
(42.87519, -71.96153) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.0080 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Durham, NH
Strafford Co.
United States 		Main St. / North Dr.
(43.14065, -70.94124) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.5016 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Peterborough, NH
Hillsborough Co.
United States 		Old Street Rd. / Parmalee Dr. / Monadnock Community Hospital entrance
(42.89272, -71.93790) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.3750 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Peterborough, NH
Hillsborough Co.
United States 		Monadnock Community Hospital entrance / parking areas
(42.89412, -71.93811) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.3743 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Concord, NH
Merrimack Co.
United States 		US 3 (Village St.) / Washington St.
(43.28008, -71.59997) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
25.2150 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Londonderry, NH
Rockingham Co.
United States 		Raymond Wieczorek Dr. / Airport Rd.
(42.92660, -71.44580) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.9654 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 At Manchester-Boston Regional Airport. ICD estimated from Google Maps linework.
Londonderry, NH
Rockingham Co.
United States 		Raymond Wieczorek Dr. / Commerce Ave. / Sparks Ave.
(42.92134, -71.44384) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.4756 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 At Manchester-Boston Regional Airport. ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		NH 12A (Maple Ave.) / Court St. / Old Walpole Rd.
(42.96305, -72.30895) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.7161 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Pelham, NH
Hillsborough Co.
United States 		NH 111A / Nashua Rd.
(42.73399, -71.32318) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.1079 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Pelham, NH
Hillsborough Co.
United States 		NH 111A (Marsh Rd.) / Acorn Ln. / Village Green
(42.73178, -71.32437) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
58.7778 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Bedford, NH
Hillsborough Co.
United States 		Donald St. / Market Basket center entrance
(42.96921, -71.50647) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.9653 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Bedford, NH
Hillsborough Co.
United States 		Meetinghouse Rd. / Gault Rd.
(42.94741, -71.49442) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.8432 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Laconia, NH
Belknap Co.
United States 		US 3 / NH 11B
(43.60333, -71.45460) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
35.4589 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Westwood, MA
Norfolk Co.
United States 		East St. / US 95 Ramps / Canton St. / Allied St.
(42.22317, -71.17071) 		Rotary
Existing 		Unknown
Unknown 		6 Approaches
0 Driveways
86.6751 		Freeway Ramps (Grade-Separated)
Unknown 		ICD estimated from Google Maps linework.
Nice, CA
Lake Co.
United States 		SR 20 / Pyle Rd.
(39.13028, -122.87111) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.7641 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Jeffersonville, VT
Lamoille Co.
United States 		VT 108 / VT 15
(44.64775, -72.82956) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.5430 		Other (At-Grade)
Single-Lane 		2014 Completion year estimated. ICD estimated from Google Maps linework.
Smithfield, NC
Johnston Co.
United States 		Industrial Park Dr. / Outlet Center Dr.
(35.50568, -78.32335) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
26.2508 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Sunset Beach, NC
Brunswick Co.
United States 		Sunset Blvd. / Shoreline Dr.
(33.88543, -78.51091) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.6591 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Greenville, NC
Pitt Co.
United States 		E Fire Tower Rd. / Portertown Rd. / Robins Ln.
(35.57142, -77.32778) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.9724 		Other (At-Grade)
Single-Lane 		2012 Right-turn bypass lane in NW quadrant. ICD estimated from Google Maps linework.
Shallotte, NC
Brunswick Co.
United States 		Bricklanding Rd. / Hale Swamp Rd.
(33.94207, -78.41089) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
53.5042 		Other (At-Grade)
Single-Lane 		2015 Right-turn bypass lane in SE quadrant. ICD estimated from Google Maps linework.
Castle Hayne, NC
New Hanover Co.
United States 		US 117 / NC 133-NC 132
(34.34860, -77.90085) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
50.2891 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Rocky Mount, NC
Nash Co.
United States 		Eastern Ave. / Nash Community College entrance
(35.97127, -77.89972) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.8639 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Wilson, NC
Wilson Co.
United States 		Atlantic Christian College Dr. / Raleigh Road Pkwy. / Corbett Ave.
(35.73794, -77.91118) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
31.0219 		Other (At-Grade)
Single-Lane 		2013 At Barton College. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Ashton Glen / Windrush Ln.
(35.95683, -78.82894) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
31.9031 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Windrush Ln. / Callandale Ln.
(35.95677, -78.83138) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.2023 		Unknown
Single-Lane 		2011 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Cardinal Lake Dr. / Whispering Oak Ln.
(36.01666, -78.81048) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.0488 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Cardinal Lake Dr. / Medallion Dr. / Golden Eagle Dr.
(36.01335, -78.81598) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.9821 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Danziger Dr. / Witherspoon Blvd.
(35.94866, -78.98963) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
30.9395 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		E. Geer St. / Avondale Dr. / Grove St.
(36.00385, -78.88342) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.0532 		Other (At-Grade)
Single-Lane 		2011 Yield-controlled right-turn bypass lane in NW quadrant. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Golden Belt Pkwy. / Creighton Hall Way
(35.94994, -78.82822) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.8727 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Golden Belt Pkwy. / Patterson Mill Rd.
(35.95247, -78.83054) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.8053 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Morrisville, NC
Wake Co.
United States 		Shiloh Glenn Dr. / Lower Shiloh Way
(35.86587, -78.84024) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
31.9398 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Morrisville, NC
Wake Co.
United States 		Shiloh Glenn Dr. / Belstar Ave.
(35.86568, -78.84503) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.0041 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Keystone Park Dr. / Mainline Station
(35.87125, -78.85600) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.2596 		Other (At-Grade)
Single-Lane 		2013 Upgraded from neighborhood traffic circle around 2013. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Keystone Park Dr. / Station Dr.
(35.86828, -78.85216) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.2282 		Other (At-Grade)
Single-Lane 		2013 Upgraded from neighborhood traffic circle around 2013 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Millspring Dr. / Millspring Dr.
(36.04328, -78.94572) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
25.1082 		Other (At-Grade)
Single-Lane 		2001 Year completed estimated. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Prospect Pkwy. / Morehead Hill Ct.
(35.95032, -78.81870) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.7731 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Flat River Dr. / Irving Way / Carthage Ct.
(35.94976, -78.81408) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.8728 		Other (At-Grade)
Single-Lane 		2009 No splitter islands on three legs. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		University Pl. / Ivy Creek Blvd.
(35.95846, -78.96373) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.0687 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Youngsville, NC
Franklin Co.
United States 		Oak Park Blvd. / Ambergate Dr.
(36.06786, -78.44925) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.8236 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Youngsville, NC
Franklin Co.
United States 		Olde Liberty Dr. / Commonwealth Dr. / Clubhouse Dr.
(36.07125, -78.52006) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
77.2287 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Apex, NC
Wake Co.
United States 		Homeplace Dr. / Blue Thorn Dr.
(35.66598, -78.75475) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.9014 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carpenter Upchurch Rd. / Green Hope High School entrance
(35.80318, -78.86969) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.4946 		Other (At-Grade)
Single-Lane 		2014 Only one circulating lane is provided. South leg has two lanes (TH and RT); east leg has two lanes (LT and RT). ICD estimated from Google Maps linework.
Ocean Isle Beach, NC
Brunswick Co.
United States 		Ocean Isle Beach Rd. (SR 1184) / Old Georgetown Rd. (SR 1163)
(33.92876, -78.44667) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.5306 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). Right-turn bypass lanes with acceleration lanes on all four legs. ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carramore Ave. / Halcyon Meadow Dr.
(35.79935, -78.85491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0292 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carramore Ave. / Halcyon Meadow Dr. / Creststone Dr.
(35.79980, -78.84965) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.0604 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Cary Glen Blvd. / Waverly Hills Dr.
(35.81174, -78.91465) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7728 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 16th Ave. / SE Salmon St.
(45.51435, -122.64961) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
15.0642 		Other (At-Grade)
Single-Lane 		1982 Completed 2/18/1982. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / N. Pennsylvania St.
(39.97798, -86.15539) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.2690 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / Swift Gulch Rd.
(39.62841, -106.49309) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.0351 		Other (At-Grade)
Single-Lane 		2007 Year completed estimated. ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / Chambers Ave.
(39.65871, -106.82638) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.9733 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Juneau, AK
Juneau
United States 		Glacier Hwy. / Mendenhall Loop Rd. (Back Loop)
(58.38637, -134.64432) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0674 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States 		Edmundson Avenue / Old Frederick Road
(39.27533, -76.76612) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.3400 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 13th Ave. / SE Salmon St.
(45.51434, -122.65264) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
17.5750 		Other (At-Grade)
Single-Lane 		1989 Completed 1/11/1989. ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Rosemont Drive / Dutchmans Creek
(39.33480, -77.63671) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.4167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Volunteer Drive
(39.33261, -77.63365) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.9516 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Dutchmans Creek
(39.33265, -77.63770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3326 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Volunteer Drive
(39.33145, -77.63483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1808 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Old Frederick Road / Maple Wood Road
(39.29094, -76.69283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8815 		Other (At-Grade)
Single-Lane 		2013 4th leg not built yet - for future development ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Wilkens Ave / Mount St / Ramsey St
(39.28325, -76.64332) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
31.4310 		Other (At-Grade)
Single-Lane 		2001 Completed prior to 2002 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Canterbury Rd. / W 39th St.
(39.33569, -76.62047) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.6275 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 ICD estimated from Google Maps linework.
Cincinnati, OH
Hamilton Co.
United States 		Fulton Ave / Eden Park Drive
(39.11472, -84.49347) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2865 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
St Simons Island, GA
Glynn Co.
United States 		Brockinton Dr. / Hanging Moss Dr.
(31.16501, -81.39671) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
40.8785 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Temecula, CA
Riverside Co.
United States 		Rancho California Rd. / Anza Rd.
(33.53401, -117.05592) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.8217 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Guilford Ave. / 22nd St.
(39.31441, -76.61263) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
6.4682 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Guilford Ave. / E 24th St.
(39.31650, -76.61276) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
9.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / I-70 EB Ramps
(39.65961, -106.82719) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
37.6976 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Right-turn bypass lane in southeast quadrant. Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / I-70 WB Ramps
(39.66068, -106.82819) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.1804 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / Market St.
(39.66135, -106.82905) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.4218 		Other (At-Grade)
Single-Lane 		2013 Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		US 6 / Sylvan Lake Rd. / Violet Ln.
(39.64773, -106.83799) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.3021 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Estimated year completed. ICD estimated from Google Maps linework.
Elmira, NY
Chemung Co.
United States 		Maple Ave. / Caldwell Ave.
(42.08399, -76.79589) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
8.8639 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 Year completed estimated (2011-2013). ICD estimated from Google Maps linework.
Elmira, NY
Chemung Co.
United States 		Maple Ave. / Horner St.
(42.08282, -76.79445) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
17.7281 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 Year completed estimated (2011-2013). ICD estimated from Google Maps linework.
Horseheads, NY
Chemung Co.
United States 		Rte 13 / E. Franklin St.
(42.16756, -76.80553) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.7531 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Horseheads, NY
Chemung Co.
United States 		Rte 13 / Old Ithaca Rd. / Breesport Rd.
(42.18851, -76.79076) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.2025 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		US 62 (Buffalo St.) / Prospect Ave.
(42.72197, -78.82588) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
28.9548 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		US 62 (Buffalo St.) / Legion St. / Clark St.
(42.72590, -78.82574) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.1134 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Tifft St. / Rte 5 NB Ramps
(42.83952, -78.85611) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.4029 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Fuhrmann Blvd. / Outer Harbor Dr.
(42.86220, -78.87408) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.3945 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Fort Erie, ON
Niagara
Canada 		Queen St. / Goderich St.
(42.90951, -78.91385) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.7419 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Grand Island, NY
Erie Co.
United States 		Rte 324 / Staley Rd.
(43.00727, -78.94897) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.8083 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.