Roundabouts Database

29359 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
Harbour Isle at Hutchinson Island, FL
St. Lucie Co.
United States 		Harbour Isle Dr.
(27.46135, -80.30652) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Harbour Isle at Hutchinson Island, FL
St. Lucie Co.
United States 		Harbour Isle Dr. W
(27.45911, -80.30926) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Fort Pierce Beach, FL
St. Lucie Co.
United States 		S Ocean Dr. / Seaway Dr.
(27.46952, -80.29220) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2012-2013).
Port St Lucie, FL
St. Lucie Co.
United States 		SE Veranda Garden Blvd. / SE Becker Rd.
(27.21220, -80.31538) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021
Port St Lucie, FL
St. Lucie Co.
United States 		SE Southbend Blvd. / SE Floresta Dr / SE Oaklyn St. / SE Oakridge Dr.
(27.26465, -80.33591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		Painted splitter island on north leg. Painted spirals in circulatory roadway. Merging right-turn bypass lane for south-to-east movement. Merging lane on south exit fed from shared left-through-right lane. Year Completed estimated (2012-2014).
Port St Lucie, FL
St. Lucie Co.
United States 		SE Floresta Dr. / SE Thanksgiving Ave.
(27.27564, -80.33197) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2022 https://www.cityofpsl.com/government/departments/public-works/projects/floresta-drive-improvement-project (picture in the Phase I Photos).
Port St Lucie, FL
St. Lucie Co.
United States 		SE Veranda W Blvd. / SE Waterfall Ln.
(27.21059, -80.32488) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Port St Lucie, FL
St. Lucie Co.
United States 		Via Tesoro / Via Tesoro
(27.21325, -80.32618) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Saint Lucie West, FL
St. Lucie Co.
United States 		SW Peacock Blvd. / SW Fountainview Blvd.
(27.31006, -80.40720) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 Little to no entry curvature. Year Completed estimated (2007-2009).
Saint Lucie West, FL
St. Lucie Co.
United States 		NW Courtyard Cir. / (unknown)
(27.31244, -80.40819) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max)
Saint Lucie West, FL
St. Lucie Co.
United States 		NW Courtyard Cir. / (parking)
(27.31400, -80.41023) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Pedestrian access to central island.
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.32280, -80.40029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.32474, -80.39883) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.32782, -80.39890) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Oakland Park District, FL
St. Lucie Co.
United States 		Georgia Ave. / S 10th St./ Parkway Dr.
(27.43961, -80.33289) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2002 Year Completed estimated (1999-2004).
Saint Lucie West, FL
St. Lucie Co.
United States 		Tradition Pkwy. / (unknown)
(27.27040, -80.45863) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022
Saint Lucie West, FL
St. Lucie Co.
United States 		SW Westcliffe Ln. / SW Boardwalk Blvd.
(27.27553, -80.45522) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2021
Saint Lucie West, FL
St. Lucie Co.
United States 		Tradition Pkwy. / (unknown)
(27.27607, -80.47061) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2023
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown) / (unknown)
(27.23393, -80.42629) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2019
Saint Lucie West, FL
St. Lucie Co.
United States 		SW Gingerline Dr. / (unknown)
(27.23283, -80.42708) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2019
Saint Lucie West, FL
St. Lucie Co.
United States 		SW Gingerline Dr. / SW Sephia Dr.
(27.23169, -80.42154) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
35.9664 		Other (At-Grade)
Single-Lane 		2018
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.22100, -80.41969) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2023
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.21776, -80.41105) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2023 Painted splitter island on west leg.
Port St Lucie, FL
St. Lucie Co.
United States 		NW Gilson Rd. / SE Becker Rd.
(27.20929, -80.29377) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2022
Port St Lucie, FL
St. Lucie Co.
United States 		SE Becker Rd / SE Mosaic Blvd. / SE Ranch Oak Cir.
(27.20923, -80.30000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2021
Port St Lucie, FL
St. Lucie Co.
United States 		SE Courances Dr. / (unknown)
(27.21123, -80.31579) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2016
Port St Lucie, FL
St. Lucie Co.
United States 		SE Veranda Pl. / SE Veranda West Blvd.
(27.20936, -80.32804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2007
Fort Pierce, FL
St. Lucie Co.
United States 		Yorktown Dr. / (unknown)
(27.40786, -80.41946) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.8056 		Other (At-Grade)
Single-Lane 		2019
Saint Lucie West, FL
St. Lucie Co.
United States 		Champions Way / One Putt Pl.
(27.29932, -80.41923) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2003
Saint Lucie West, FL
St. Lucie Co.
United States 		Champions Way / (unknown)
(27.30724, -80.42218) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
31.0896 		Other (At-Grade)
Single-Lane 		1999
Port St Lucie, FL
St. Lucie Co.
United States 		SW Tulip Blvd. / SW College Park Rd.
(27.25803, -80.37393) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.9080 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019
Port St Lucie, FL
St. Lucie Co.
United States 		SW Savona Blvd. / SW Abington Ave.
(27.26873, -80.38653) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6016 		Other (At-Grade)
Single-Lane 		2002 Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		NW California Blvd. / NW University Dr.
(27.32120, -80.39827) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Right-turn-only and/or through-only lanes on all three legs, with north and west legs having circulatory roadway striped out to one lane.
Port St Lucie, FL
St. Lucie Co.
United States 		NW Bayshore Blvd. / NW Selvitz Rd.
(27.33455, -80.36674) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
11.6707 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 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.
Port St. Lucie, FL
St. Lucie Co.
United States 		SE Westmorelane Blvd. / Gowan Dr.
(27.25913, -80.29256) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.5423 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		SE Westmorelane Blvd. / Bakersfield St.
(27.25836, -80.28521) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7276 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		SE Westmoreland Blvd. / Morningside Blvd.
(27.25997, -80.30961) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.8991 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Fort Pierce, FL
St. Lucie Co.
United States 		Avenue D / 15th St. N
(27.45274, -80.33948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2002
(unincorporated), FL
St. Lucie Co.
United States 		Legend Dr. / Enclave Pl. / Briarcliff Trc.
(27.32881, -80.41892) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
49.8682 		Other (At-Grade)
Single-Lane 		Apparently has stop-controlled entries. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		Commerce Center Dr. / Nuova Way
(27.30068, -80.42832) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.3099 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		Commerce Center Dr. / (unknown)
(27.29606, -80.42504) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
97.6432 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		Commerce Center Dr. / Reserve Blvd.
(27.31159, -80.42337) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.1819 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		NW California Blvd. / NW Country Club Dr.
(27.31648, -80.39844) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
39.2623 		Other (At-Grade)
Single-Lane 		Apparently has stop-controlled entries. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		NW California Blvd. / NW Peacock Ave.
(27.33554, -80.39822) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.4994 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		NW Peacock Blvd. / NW Cashmere Blvd. / Old Inlet Dr.
(27.33711, -80.38293) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3159 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		SR A1A (Seaway Dr.) / Harbor Isle
(27.46231, -80.30882) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
29.6729 		Other (At-Grade)
Single-Lane 		2010 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Fort Pierce, FL
St. Lucie Co.
United States 		Sunrise Blvd. / Ohio Ave. / Oleander Blvd.
(27.43242, -80.33196) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
28.6209 		Other (At-Grade)
Single-Lane 		2007 Right-turn bypass lanes on two legs due to skew angle. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Community Blvd. / SW Rowley Way
(27.27730, -80.44212) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.8913 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Community Blvd. / Westcliffe Ln. / Sycamore Tree Way
(27.27973, -80.44482) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.7058 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Community Blvd. / SW Tradition Pkwy.
(27.26444, -80.43804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
75.3765 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Village Pkwy / Westcliffe Ln.
(27.28516, -80.43829) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.1336 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Westcliffe Ln. / (unknown)
(27.27572, -80.44907) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.8921 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Looks to be sized for multilane but unmarked in 2012. ICD estimated from Google Maps linework.
(unincorporated), FL
St. Lucie Co.
United States 		SW Aventino Dr. / (unknown)
(27.27409, -80.44865) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.4156 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Port Saint Lucie, FL
St. Lucie Co.
United States 		Torino Pkwy. / Cashmere Blvd.
(27.34123, -80.38386) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.facebook.com/PortStLuciePolice/posts/the-cashmere-torino-intersection-roundabout-opened-to-traffic-this-morning-this-/755434504860718/
Fort Pierce, FL
St. Lucie Co.
United States 		S Indian River Dr. / Citrus Ave.
(27.44443, -80.32228) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
25.9080 		Other (At-Grade)
Single-Lane 		2007 Driveway added 2019.
Concord, MO
St. Louis Co.
United States 		Richmond Cavalry Dr. / Vicksburg Siege Ct.
(38.54358, -90.35063) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014
Wildwood, MO
St. Louis Co.
United States 		MO 109 / Main St.
(38.58163, -90.64350) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Year Completed estimated (2019-2020).
Wildwood, MO
St. Louis Co.
United States 		MO 109 / MO 100 EB Ramps
(38.58348, -90.64292) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Year Completed estimated (2019-2020).
Normandy, MO
St. Louis Co.
United States 		Natural Bridge Rd. (SR 115) / Florissant Rd.
(38.70418, -90.29664) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2015
Hibbing, MN
St. Louis Co.
United States 		US 169 / STH 37
(47.40098, -92.92661) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.5695 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
St Louis, MO
St. Louis Co.
United States 		N Forty Dr. / I-64-US 40 WB Ramps
(38.63631, -90.41822) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.3777 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
St Louis, MO
St. Louis Co.
United States 		S Forty Rd. / I-64-US 40 EB Ramps
(38.63496, -90.41724) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
48.5127 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
St. Louis, MO
St. Louis Co.
United States 		Halls Ferry / MO 367
(38.72251, -90.24017) 		Rotary
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
86.6571 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		three of the six approaches are multilane and have dual lanes of traffic merging into both lanes of the roundabout; roundabout is unstriped. Description as follows: Halls Ferry Circle is 3 lanes wide, 350 foot diameter, 35 miles per hour and has 5 major roadways entering (from http://www.ballwin.mo.us/minutes_062402.html) ICD estimated from Google Maps linework.
Chesterfield, MO
St. Louis Co.
United States 		Schoettler Valley Dr. / Highcroft Dr.
(38.64415, -90.55331) 		Other
Removed 		Unknown
Unknown 		4 Approaches
0 Driveways
17.7235 		Other (At-Grade)
Single-Lane 		1999 Temporary roundabout installed in Fall 1999. Removed September 25, 2000 due to negative public opinion. Intersection returned to AWSC. Functional Class: Local ICD estimated from Google Maps linework.
Town and Country, MO
St. Louis Co.
United States 		MO 141 SB Ramps / Woods Mill Rd.
(38.63523, -90.51449) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.2503 		Other (At-Grade)
Single-Lane 		2002 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Maryland Heights, MO
St. Louis Co.
United States 		Casino Center Dr. / (casino parking)
(38.75175, -90.47969) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.1195 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1999 Yield on circulatory roadway. Year Completed estimated (1996-2002) ICD estimated from Google Maps linework.
Chisholm, MN
St. Louis Co.
United States 		STH 73 / Iron World Rd.
(47.48252, -92.89623) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.0430 		Other (At-Grade)
Single-Lane 		2017 https://www.duluthnewstribune.com/news/4344903-new-chisholm-roundabout-open. ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		MO 109 / MO 100 WB Ramps / Windsor Meadow Blvd.
(38.58501, -90.64241) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.2771 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		MO 109 / Pond Grover Loop Rd.
(38.59084, -90.64046) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.6729 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		Manchester Rd. / Village Hills Pkwy. / Taylor Rd.
(38.57818, -90.62749) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.4797 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003). ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		Old Fairway Dr. / Elderberry Ln.
(38.57910, -90.61965) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.0099 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		Old Fairway Dr. / Waterside Dr.
(38.57311, -90.62062) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.8135 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		Old Fairway Dr. / Roaring Fork Dr. / (school access)
(38.56734, -90.61948) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1469 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Wildwood, MO
St. Louis Co.
United States 		Old Fairway Dr. / Nantucket Island Dr.
(38.56696, -90.61728) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.8088 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
University City, MO
St. Louis Co.
United States 		Delmar Blvd. / Trinity Ave.
(38.65653, -90.31072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7103 		Other (At-Grade)
Single-Lane 		2015 Installed as temporary roundabout ~2013. Made permanent 2015. ICD estimated from Google Maps linework.
Florissant, MO
St. Louis Co.
United States 		Vaile Ave. / Old Halls Ferry Rd.
(38.83294, -90.29315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.4231 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Valley Park, MO
St. Louis Co.
United States 		Meramec St. / N Highway Dr.
(38.54078, -90.49276) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.6957 		Other (At-Grade)
Single-Lane 		2017 At-grade railroad crossing on east leg. ICD estimated from Google Maps linework.
Valley Park, MO
St. Louis Co.
United States 		Outer Rd. W / I-44 WB Ramp
(38.53947, -90.49870) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.3013 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Hermantown, MN
St. Louis Co.
United States 		Midway Rd. / Maple Grove Rd.
(46.80742, -92.28061) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.4207 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Chesterfield, MO
St. Louis Co.
United States 		N Outer 40 Rd. / I-64 WB Exit Ramp
(38.67582, -90.65115) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Year Completed estimated (2009-2010).
Hazelwood, MO
St. Louis Co.
United States 		Dunn Rd. / Sieloff Dr. / I-270 WB Entrance Ramp
(38.77626, -90.33959) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 Left-turn-only lane on east leg. Little deflection westbound.
Spanish Lake, MO
St. Louis Co.
United States 		Dunn Rd. / I-270 WB Ramps
(38.77088, -90.22381) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2020 Left-turn-only lane on east leg. Little deflection westbound.
St Louis, MO
St. Louis Co.
United States 		Willow Village Pkwy. / Beckham Ridge Ct. / Willowbrooke Manors Ct. / Kennabrooke Ct.
(38.68853, -90.41193) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 One-stage unmarked pedestrian crossings.
Duluth, MN
St. Louis Co.
United States 		Glenwood St. / Snively Rd. / Jean Duluth Rd.
(46.83659, -92.05525) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.duluthnewstribune.com/news/local/glenwood-street-roundabout-to-open-saturday
Hermantown, MN
St. Louis Co.
United States 		STH 194 / Midway Rd.
(46.84399, -92.28043) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 https://www.dot.state.mn.us/news/2022/09/29-d1-hwy194.html
Iron Junction, MN
St. Louis Co.
United States 		STH 37 / CR 7
(47.40163, -92.60114) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.dot.state.mn.us/d1/projects/th-37/index.html
Old Jamestown, MO
St. Louis Co.
United States 		Behlmann Farms Blvd. / Delcastle Dr. / Behlmann Meadows Way
(38.81834, -90.26599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2004
Chesterfield, MO
St. Louis Co.
United States 		Nooning Tree Dr. / Brightfield Manor Dr.
(38.66192, -90.53998) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1996-2002).
Chesterfield, MO
St. Louis Co.
United States 		Faust Park / (parking)
(38.66416, -90.54198) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Chesterfield, MO
St. Louis Co.
United States 		River Valley Dr. / River Bend Dr.
(38.68602, -90.50327) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003).
Jennings, MO
St. Louis Co.
United States 		Wilson Bridge Dr. / Alexandria Place Dr.
(38.73354, -90.24449) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Forest Park, MO
St. Louis City Co.
United States 		Hampton Ave. / Concourse Dr. / Wells Dr.
(38.63316, -90.28546) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7207 		Other (At-Grade)
Single-Lane 		2009 Right-turn bypass lane merge in crosswalk area. ICD estimated from Google Maps linework.
Forest Park, MO
St. Louis City Co.
United States 		Concourse Dr. / Washington Dr.
(38.63495, -90.28480) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.3234 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Forest Park, MO
St. Louis City Co.
United States 		Government Dr. / Wells Dr.
(38.63437, -90.30113) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.7814 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
St Louis, MO
St. Louis City Co.
United States 		McKinley Dr. / Wells Dr.
(38.63354, -90.28072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.4467 		Other (At-Grade)
Single-Lane 		2008 Converted from traffic circle in 2007-2008. Previous circle had on-street parking in circulatory roadway. ICD estimated from Google Maps linework.
St. Louis, MO
St. Louis City Co.
United States 		Tower Grove Ave. / I-64 EB Off-Ramp
(38.63045, -90.25538) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5879 		Freeway Ramps (Grade-Separated)
Single-Lane 		2014 ICD estimated from Google Maps linework.
St. Louis, MO
St. Louis City Co.
United States 		Gratiot St. / S 13th St.
(38.62104, -90.20242) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.5923 		Other (At-Grade)
Single-Lane 		No splitter islands. ICD estimated from Google Maps linework.
Saint Louis, MO
St. Louis City
United States 		Center Cross Dr. / Main Dr.
(38.60658, -90.25836) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane