Roundabouts Database

29483 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
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W 18th St.
(40.40869, -104.85120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Greeley, CO
Weld Co.
United States 		20th St. / 83rd Ave.
(40.40679, -104.81332) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7435 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 https://keepgreeleymoving.com/20th-street-improvements/ ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		E. 13th St. / (unknown) / (parking lot)
(40.40565, -105.03960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
132.7798 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		N. Boyd Lake Dr. / Mountain Lion Dr.
(40.40535, -105.02098) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
110.0440 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 East leg stubbed. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		E. 13th St. / N. Denver Ave.
(40.40520, -105.04480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7445 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Southbound approach has two-lane approach with right-turn-only lane; all other approaches are single-lane. Traffic from SuperWalMart and movie theatre go through roundabout to get to NB Denver to get to US 34/Eisenhower. Functional Class: Collector ICD estimated from Google Maps linework.
Johnstown, CO
Larimer Co.
United States 		Thompson Pkwy. / (parking lots)
(40.40506, -104.98335) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7405 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Moon Dr. / N Nectar Way / Blossom Ct.
(40.40476, -111.92906) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Loveland, CO
Larimer Co.
United States 		Sculptor Dr. / (unknown) / (parking lot)
(40.40465, -105.03520) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
59.1152 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Moon Dr. / N Providence Dr.
(40.40383, -111.93168) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Loveland, CO
Larimer Co.
United States 		Rossum Dr. / Mariana Hills Cir. / Mariana Ridge Ct.
(40.40225, -105.14134) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2017
Loveland, CO
Larimer Co.
United States 		Cedar Valley Dr. / Deer Meadow Dr.
(40.40159, -105.15175) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
27.2852 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1999-2004). ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rossum Dr. / Cedar Valley Dr. / St. Andrews Dr.
(40.40005, -105.14791) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.0096 		Other (At-Grade)
Single-Lane 		No splitter islands. Completed before 1999. ICD estimated from Google Maps linework.
Oley Township, PA
Berks Co.
United States 		SR 73 / SR 662 / Oley Rd.
(40.39944, -75.80946) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2909 		Other (At-Grade)
Single-Lane 		2019 ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Hills Blvd. / N Providence Dr.
(40.39881, -111.93223) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street.
Loveland, CO
Larimer Co.
United States 		N Garfield Ave. / W 7th St.
(40.39864, -105.07792) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.4623 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016 ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Hills Blvd. / Harvest Moon Dr.
(40.39852, -111.92490) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter island on side street.
Loveland, CO
Larimer Co.
United States 		Scenic Dr. / Lookout Dr.
(40.39773, -105.13528) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1998 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
American Fork, UT
Utah Co.
United States 		E 980 N / N 800 E
(40.39768, -111.77392) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012 Painted splitter islands. Year Completed estimated (2011-2013).
Loveland, CO
Larimer Co.
United States 		Turquoise St. / Lapis Pl.
(40.39765, -105.03948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.7640 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Saratoga Springs, UT
Utah Co.
United States 		Providence Dr. / Bountiful Way
(40.39754, -111.93085) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Loveland, CO
Larimer Co.
United States 		Crestone Dr. / Foothills Dr.
(40.39717, -105.13149) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1997 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
Loveland, CO
Larimer Co.
United States 		Scenic Dr. / Foothills Dr.
(40.39674, -105.13522) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1998 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
Loveland, CO
Larimer Co.
United States 		Sculptor Dr. / Corvus Dr.
(40.39647, -105.03130) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
37.2926 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Emerald St. / Lapis Pl.
(40.39611, -105.03932) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
16.7640 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Saratoga Springs, UT
Utah Co.
United States 		Providence Dr. / N Bay Leaf Dr. / Peppermint Ct. / Harvest Moon Dr.
(40.39497, -111.92586) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Loveland, CO
Larimer Co.
United States 		Aries Dr. / Saint John Pl.
(40.39440, -105.03312) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.8305 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 Year Completed estimated (2012-2014). Appears to be a mini-roundabout but cannot verify at ground level. ICD estimated from Google Maps linework.
Mount Vernon, OH
Knox Co.
United States 		Public Square (Main St. / High St.)
(40.39362, -82.48543) 		Other
Existing 		All-Way Yield
None 		4 Approaches
4 Driveways
88.2325 		Other (At-Grade)
Single-Lane 		1876 The intersection at Public Square was platted in 1805 but converted to its current configuration in the mid-1890's following the construction of the Soldiers' Monument. Parking along circulatory roadway, pedestrian access to central island. https://www.historicknoxohio.org/index.php/historical-districts/mount-vernon-districts/8-downtown-district/34-public-square. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		W 1st St. / Crestone Dr. / CR 21
(40.39286, -105.13140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.0604 		Other (At-Grade)
Single-Lane 		2020 https://nextdoor.com/agency-post/co/loveland/city-of-loveland/residents-advised-to-plan-alternate-route-for-2-week-closure-at-1st-street-crestone-dr-163995294/
Loveland, CO
Larimer Co.
United States 		Tacanecy Dr. / Marcy Dr.
(40.39230, -105.12140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.1082 		Other (At-Grade)
Single-Lane 		1995 ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Aspen Hills Blvd. / N 400 W
(40.39159, -111.92595) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2010-2011).
Greeley, CO
Weld Co.
United States 		W. 29th St. / 67th Ave.
(40.38995, -104.78710) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
48.2121 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Lehi, UT
Utah Co.
United States 		Main St. (Hwy 73) / N 500 W (Hwy 197)
(40.38755, -111.85710) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
30.9296 		Other (At-Grade)
Single-Lane 		2003 Railroad approx. 400 feet from roundabout. Traffic is backed up on Main St. at all locations including the RR xing and roundabout - high growth and no other traffic options to and from freeway. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Finch St. / Finch Pl.
(40.38717, -105.06164) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.4649 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Lafayette, IN
Tippecanoe Co.
United States 		Concord Rd. / Maple Point Dr.
(40.38670, -86.85735) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0271 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Lehi, UT
Utah Co.
United States 		N 900 W / W Grasslands Dr.
(40.38620, -111.82260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.8400 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 In parking lot for big box retail shopping center. ICD estimated from Google Maps linework.
Lafayette, IN
Tippecanoe Co.
United States 		Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr.
(40.38465, -86.91117) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.0283 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Lafayette, IN
Tippecanoe Co.
United States 		Twyckenham Blvd. / Poland Hill Rd.
(40.38356, -86.89532) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
39.1192 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Oley Township, PA
Berks Co.
United States 		W Philadelphia Ave. (SR 73) / Memorial Hwy. (SR 662) / Lynx Dr.
(40.38294, -75.78388) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9391 		Other (At-Grade)
Single-Lane 		2019 https://www.pottsmerc.com/news/new-roundabout-opens-at-intersection-of-routes-and-in-oley/article_00e9f716-c345-11e9-9e3c-9b57da8ea891.html ICD estimated from Google Maps linework.
Lafayette, IN
Tippecanoe Co.
United States 		Walter Scholer Dr. / CR 10 W
(40.38265, -86.90634) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.1345 		Other (At-Grade)
Single-Lane 		Unknown completion date (before 1993). ICD estimated from Google Maps linework.
American Fork, UT
Utah Co.
United States 		N Meadow Ln. / (parking lot)
(40.38230, -111.81949) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.9320 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
East Rockhill Township, PA
Bucks Co.
United States 		W Park Ave. / Three Mile Run Rd.
(40.38177, -75.31170) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024 https://www.eastrockhilltownship.org/resources/news-announcements/article/?id=8002
American Fork, UT
Utah Co.
United States 		Meadow Ln. / Pacific Dr.
(40.38057, -111.81950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7524 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Estes Park, CO
Larimer Co.
United States 		US 34 (Wonderview Ave.) / MacGregor Ave.
(40.38043, -105.52244) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.youtube.com/watch?v=AB4aM0_6gDs
Johnstown, CO
Larimer Co.
United States 		CO 402 / I-25 NB Ramps
(40.37813, -104.99255) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.4911 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Johnstown, CO
Larimer Co.
United States 		CR 18 / NE Frontage Rd. / SE Frontage Rd.
(40.37811, -104.98867) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.4911 		Other (At-Grade)
Single-Lane 		2019 Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Johnstown, CO
Larimer Co.
United States 		CO 402 / I-25 SB Ramps
(40.37811, -104.99418) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.4010 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Wilson Ave. / Melissa Dr.
(40.37793, -105.11596) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
17.2867 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005). ICD estimated from Google Maps linework.
Johnstown, CO
Weld Co.
United States 		CR 17 / CR 54
(40.37782, -104.90748) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.facebook.com/WeldCountyGovernment/photos/congratulations-to-the-weld-county-department-of-public-worksweld-countys-first-/1884120768409090
Loveland, CO
Larimer Co.
United States 		Tiger Ave. / Angora Dr.
(40.37680, -105.12750) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.2050 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Bern, PA
Berks Co.
United States 		SR 183 (Bernville Rd.) / Wellness Way
(40.37421, -75.97048) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2020 New intersection installed as part of development.
Eagle Mountain, UT
Utah Co.
United States 		Turnberry Rd. / N Cunninghill Dr.
(40.36990, -111.97247) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Steubenville, OH
Jefferson Co.
United States 		Lovers Ln. / Fort Steuben Dr.
(40.36706, -80.67710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
26.3892 		Other (At-Grade)
Single-Lane 		2017 First roundabout in Eastern Ohio and ODOT District 11. ICD estimated from Google Maps linework.
Eagle Mountain, UT
Utah Co.
United States 		N Ridge Loop W / E Ridge Route Rd. / N Cedar Springs Rd. / Quarter Mile Dr.
(40.36434, -111.97944) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Eagle Mountain, UT
Utah Co.
United States 		E Rock Creek Rd. / Clear Rock Rd.
(40.36416, -111.97453) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
American Fork, UT
Utah Co.
United States 		N 4850 W / 620 S
(40.36393, -111.77437) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Interim configuration with north, south, and west legs only. Right-turn-only lane on west leg and striped out receiving lane in circulatory roadway. Two circulating lanes on north leg in interim configuration. Year Completed estimated (2021-2022).
Loveland, CO
Larimer Co.
United States 		E CR 16 / I-25 SB Ramps / CR 5 (I-25 Frontage Road)
(40.36357, -104.98666) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.codot.gov/news/2023/april/90-day-temporary-closures-lcr16-at-i25-starting-april-12
Saratoga Springs, UT
Utah Co.
United States 		Pony Express Pkwy. / Riverside Dr.
(40.36205, -111.91116) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2016 Constructed initially as single-lane roundabout with stubbed east and west legs. Expanded to 2x1 multilane in 2022 with connection of east and west legs. Year Completed estimated (2015-2016).
Lafayette, IN
Tippecanoe Co.
United States 		S CR 250 E / Eppingham Dr. / Lila Way
(40.36129, -86.85704) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2023 Yield-controlled right-turn bypass lane on north leg.
Eagle Mountain, UT
Utah Co.
United States 		Ruby Valley Dr. / White Ash Dr.
(40.35960, -111.98924) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on east and west legs.
Benjamin Crossing, IN
Tippecanoe Co.
United States 		Chilton Dr.
(40.35858, -86.85344) 		Other
Existing 		Unknown
Unknown 		2 Approaches
3 Driveways
0.0000 		Other (At-Grade)
Unknown
Pleasant Grove, UT
Utah Co.
United States 		S Doterra Dr. / (parking)
(40.35787, -111.75869) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2013-2015).
Pleasant Grove, UT
Utah Co.
United States 		S 1300 W / S Doterra Dr. / W 550 S
(40.35779, -111.75992) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2020).
Baku, Baku
Baku
Azerbaijan 		Mikaila Mushfiga ulitsa / (unnamed street)
(40.35659, 49.81052) 		Other
Existing 		Other
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Circulatory roadway yields to entry.
Eagle Mountain, UT
Utah Co.
United States 		Silver Lake Pkwy. / Silver Creek Way / N Ansley Ln.
(40.35653, -111.95246) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Lafayette, IN
Tippecanoe Co.
United States 		E 430 S / S 150 E / S 18th St.
(40.35570, -86.87599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6860 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Lower Paxton, PA
Dauphin Co.
United States 		Royal Terrace Dr. / View Crest Dr. / Rock Ridge Ave.
(40.35463, -76.75035) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on northwest, northeast, or southeast legs.
Eagle Mountain, UT
Utah Co.
United States 		Silver Lake Pkwy. / N Woodhaven Blvd. / Campbell Cir.
(40.35407, -111.94863) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Pittsburgh, PA
Allegheny Co.
United States 		Allenberry Cir. / Allenberry Cir.
(40.35407, -80.03867) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Pittsburgh, PA
Allegheny Co.
United States 		Queensberry Cir. / Woodridge Cir. / Allenberry Cir. / Thornberry Cir.
(40.35372, -80.04030) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
American Fork, UT
Utah Co.
United States 		W Grove Pkwy. / W Granite Way
(40.35335, -111.76878) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Harrisburg, PA
Dauphin Co.
United States 		Country View Dr.
(40.35270, -76.74997) 		Other
Existing 		Unknown
Unknown 		2 Approaches
6 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
De Graff, OH
Logan Co.
United States 		SR 47 / SR 235
(40.35117, -83.90907) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2022
Lafayette, IN
Tippecanoe Co.
United States 		Mondavi Blvd. / Silverado Dr.
(40.35017, -86.85804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005
Eagle Mountain, UT
Utah Co.
United States 		E Golden Eagle Rd. / N Kiowa Pkwy.
(40.35008, -111.96673) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Woodcock St.
(40.34689, -105.09527) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.4098 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Fourth approach stubbed. Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Rosedale Rd. / General Johnson Dr.
(40.34571, -74.68801) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 https://planetprinceton.com/2022/08/25/rosedale-road-roundabout-project-now-complete/
Upper St Clair, PA
Allegheny Co.
United States 		McLaughlin Run Rd. / McMillan Rd. / Lesnett Rd.
(40.34497, -80.08221) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.wtae.com/article/upper-st-clair-mclaughlin-run-road-roundabout/40981732#
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / N. Mountain Rd.
(40.34341, -76.79206) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.9367 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Alexander St. / University Pl.
(40.34305, -74.66085) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.0398 		Other (At-Grade)
Single-Lane 		2014 Bike sharrows and parking cutouts on one leg. ICD estimated from Google Maps linework.
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / Blue Mountain Pkwy.
(40.34253, -76.79711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5782 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop 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.
Pittsburgh, PA
Allegheny Co.
United States 		Devonwood Dr. / Blairmont Dr.
(40.33979, -80.06741) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
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.
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Grand Market Ave. / Urban Pl.
(40.33801, -105.09346) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6078 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Middletown, NJ
Monmouth Co.
United States 		Newman Springs Rd. (CR 520) / College Dr.
(40.33204, -74.13175) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Entrance to Brookdale Community College and Lincroft Bible Church. Expected opening August 2007. 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.
Linglestown, PA
Dauphin Co.
United States 		Aynlee Way / Willage Way
(40.32784, -76.72308) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking along circulatory roadway.
Linglestown, PA
Dauphin Co.
United States 		Buckley Dr. / Bradford Blvd.
(40.32760, -76.75391) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Harrisburg, PA
Dauphin Co.
United States 		Baumgardner Dr. / Hanoverdale Dr. / Brynfield Way / Quiggly Cir.
(40.32675, -76.71677) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Shermans Dale, PA
Perry Co.
United States 		SR 34-SR 850 (Spring Rd.) / SR 34 (Spring Rd.) / SR 850 (Valley Rd.) / Pisgah State Rd.
(40.31955, -77.16513) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2021
South Park Township, PA
Allegheny Co.
United States 		Corrigan Dr. / E Park Dr.
(40.31949, -80.00836) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Saratoga Springs, UT
Utah Co.
United States 		Stillwater Dr. / Ivy Ln. / Wildflower Dr.
(40.31439, -111.89591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5884 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
West Windsor Township, NJ
Mercer Co.
United States 		Bear Brook Rd. / Old Bear Brook Rd. / (apartment access)
(40.31392, -74.63549) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1420 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). 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.
Princeton Junction, NJ
Mercer Co.
United States 		Post Rd. / Alexander Rd.
(40.31186, -74.62854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1429 		Other (At-Grade)
Single-Lane 		2009 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Bridgeville, PA
Washington Co.
United States 		Morganza Rd. / Morgan Rd. / Baker Rd.
(40.31090, -80.14808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020
Colts Neck Township, NJ
Monmouth Co.
United States 		Crine Rd. / Heulitt Rd. / Dutch Lane Rd.
(40.31080, -74.20457) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.3580 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		SR 61 / SR 656 / Wilson Rd.
(40.31070, -82.84644) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 Peanut shaped. https://www.nbc4i.com/news/local-news/delaware-county/peanut-shaped-roundabout-to-open-monday-in-delaware-county/
Long Branch, NJ
Monmouth Co.
United States 		Cooper Ave. / Grant St.
(40.30872, -73.97920) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Pennington, NJ
Mercer Co.
United States 		Rte. 31 / Blackwell Rd. / Pennington Rd. / Washington Crossing Pennington Rd.
(40.30818, -74.78666) 		Rotary
Existing 		Other
Unknown 		5 Approaches
0 Driveways
216.4080 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		Circulating traffic yields to entering traffic on northwest and south legs. ICD = 710 ft x 360 ft.