Roundabouts Database

30016 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
Port Townsend, WA
Jefferson Co.
United States 		SR 20 / Kearney St.
(48.11000, -122.77066) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2023
Dakota Ridge, CO
Jefferson Co.
United States 		W Belleview Ave. / Quincy Ave.
(39.62415, -105.15506) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 Right-turn bypass lanes on north and east legs.
Evergreen, CO
Jefferson Co.
United States 		CO 74 / CO 64 (Turkey Creek Rd.)
(39.58759, -105.30994) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008
Prospect, KY
Jefferson Co.
United States 		Deep Creek Dr. / Westover Dr.
(38.34492, -85.60198) 		Rotary
Existing 		Other
Other 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Yield signs in circle.
Birmingham, AL
Jefferson Co.
United States 		Cotton Ave. SW / Tuscaloosa Ave. SW / (parking)
(33.49569, -86.84738) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2014
Littleton, CO
Jefferson Co.
United States 		S Platte Canyon Rd. / S Kendall Blvd. / W Chatfield Ave.
(39.56787, -105.06207) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3029 		Other (At-Grade)
Single-Lane 		2018 Merging right-turn bypass lanes on west and south legs. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		S Floyd St. / Brandeis Ave. / Cardinal Blvd.
(38.21850, -85.75431) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7183 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 https://www.wave3.com/story/32594164/roundabout-opens-outside-of-uofl/ ICD estimated from Google Maps linework.
Mountain Brook, AL
Jefferson Co.
United States 		Cahaba Rd. / (unknown)
(33.48983, -86.77714) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.8815 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S Golden Rd. / Moss St. / Research Rd.
(39.73392, -105.17606) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4724 		Other (At-Grade)
Single-Lane 		2012 Yield-controlled right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S Golden Rd. / Quaker St.
(39.73535, -105.18435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.5534 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		19th St. / Elm St. / (college parking)
(39.74672, -105.22134) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6305 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd. / Kimball Ave.
(39.72049, -105.20966) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.2339 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd. / W 4th Ave.
(39.72190, -105.21004) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
12.8607 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 Nearby pedestrian overcrossing in addition to at-grade pedestrian crossing on north leg. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd / Eagle Ridge Dr
(39.72578, -105.20987) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4757 		Other (At-Grade)
Single-Lane 		2015 Oval shape. ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		Smyrna Pkwy. / Cooper Chapel Rd. / Chambers Way
(38.11086, -85.64679) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.5285 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		Fairdale Rd. / Mt Holly Rd. / W Manslick Rd. / Mitchell Hill Rd.
(38.10493, -85.75885) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.7122 		Other (At-Grade)
Single-Lane 		2017 Replaced offset T-intersections. ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		S Indiana St. / W Wesley Ave.
(39.67204, -105.16890) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0944 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		Chamberlain Ln. / Norton Commons Blvd.
(38.32134, -85.57084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4251 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Port Townsend, WA
Jefferson Co.
United States 		Discovery Rd. / Rainier St. / Howard St.
(48.10787, -122.80624) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4820 		Other (At-Grade)
Single-Lane 		2017 Two-way separated bike path along east side. ICD estimated from Google Maps linework.
Rigby, ID
Jefferson Co.
United States 		Farnsworth Way / Stockham Blvd. / (parking)
(43.68099, -111.90760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2018 Peanut shaped. Long dimension is 270 ft; nodal ICDs are ~145 ft and ~145 ft.
Ranson, WV
Jefferson Co.
United States 		Flowing Springs Rd. / E 5th Ave.
(39.30291, -77.84482) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.9058 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Lancaster Circle (S Fairfax Blvd. / S Mildred St. / W 4th Ave.)
(39.29523, -77.86039) 		Other
Existing 		All-Way Yield
Unknown 		6 Approaches
0 Driveways
52.6841 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island. ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Mountain Laurel Blvd. / Watercourse Dr.
(39.30585, -77.83853) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3450 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2003-2007). ICD estimated from Google Maps linework.
Charles Town, WV
Jefferson Co.
United States 		St George St. / Citizens Way / US 340 SB Ramps
(39.27528, -77.84935) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.5100 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Year Completed estimated (2015-2019). ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 87th Pkwy. / Beech St.
(39.85567, -105.15060) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1725 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 87th Pkwy. / Ellis St.
(39.85537, -105.15826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0895 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 87th Dr. / W 87th Pkwy. / W 88th Loop
(39.85512, -105.16070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0896 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		Ellis St. / W 89th Loop / W 89th Pl.
(39.85736, -105.15782) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.8391 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Hoover, AL
Jefferson Co.
United States 		Preserve Pkwy. / (unknown)
(33.38298, -86.83674) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
33.9074 		Other (At-Grade)
Single-Lane 		2006 Two future legs planned but no splitter islands built yet. Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Bessemer, AL
Jefferson Co.
United States 		Promenade Pkwy. / (parking lot)
(33.33340, -86.99211) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.9397 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Bessemer, AL
Jefferson Co.
United States 		Academy Way / Academy Ln.
(33.36369, -87.00765) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9150 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Hoover, AL
Jefferson Co.
United States 		Preserve Pkwy. / Village Green Way
(33.38110, -86.83947) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.9163 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Birmingham, AL
Jefferson Co.
United States 		Bessemer Rd. / (unknown)
(33.49729, -86.87369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.8144 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Concentric circulatory roadway striping. Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Barnhart, MO
Jefferson Co.
United States 		Metropolitan Blvd. / Marriott Ln. / (unknown) / I-55 SB On-ramp
(38.34633, -90.39727) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.5939 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Arnold, MO
Jefferson Co.
United States 		Astra Way / Missouri State Rd.
(38.44301, -90.40168) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1589 		Other (At-Grade)
Single-Lane 		2012 Located approximately 220 feet from traffic signal. https://patch.com/missouri/fenton-highridge/new-traffic-roundabout-to-be-built-on-hwy-141-between4fb74fd68b . ICD estimated from Google Maps linework.
(unincorporated), MO
Jefferson Co.
United States 		13th St. / Winding Bluffs Dr.
(38.48406, -90.44573) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7865 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Louisville, KY
Jefferson Co.
United States 		Stony Farm Dr. / Stara Way
(38.19654, -85.59588) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.3426 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Beckly, KY
Jefferson Co.
United States 		Shelby Station Dr. / (unknown)
(38.23829, -85.49049) 		Other
Existing 		Other
None 		4 Approaches
0 Driveways
26.2662 		Other (At-Grade)
Single-Lane 		No yield signs on major street. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Illinois St. / (unknown)
(39.73540, -105.21057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5747 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands. No detectable warnings for the one pedestrian crossing. ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 66th Ave. / W 66th Dr.
(39.81516, -105.17026) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6867 		Other (At-Grade)
Single-Lane 		2007 Located 35 feet from adjacent stop-controlled intersection. No buffers between sidewalk and circulatory roadway. ICD estimated from Google Maps linework.
Westminster, CO
Jefferson Co.
United States 		Reed St. / Promenade Dr. / (parking lot)
(39.88726, -105.07719) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.7403 		Other (At-Grade)
Single-Lane 		2004 Wapiti Circle (statue of small elk herd) installed in center island in 2005 -- https://www.waymarking.com/waymarks/WMDRJH_Wapiti_Circle_Westminster_CO . ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		W Dartmouth Pl. / W Cornell Pl. / (high school access)
(39.66034, -105.10813) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.2611 		Other (At-Grade)
Single-Lane 		2006 https://www.denverpost.com/2006/08/03/on-the-side-84/ . ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Fairfax Circle (Fairfax Blvd. / Baker Pl. / Joshua M Freeman Blvd.)
(39.31842, -77.85264) 		Rotary
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
130.2806 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Fifth leg stubbed. Oval shape with pond in center island. Year Completed estimated (2003-2007). ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Brickyard Circle (Baker Pl. / Wallace Way)
(39.32036, -77.85489) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.8059 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Two approaches stubbed. ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Oak Lee Dr. / (unknown)
(39.32089, -77.84637) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.1972 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Two legs stubbed. Year Completed estimated (2003-2007). ICD estimated from Google Maps linework.
Ranson, WV
Jefferson Co.
United States 		Dupont Circle (Joshua M Freeman Blvd. / Wallace Way)
(39.32132, -77.85274) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.4788 		Other (At-Grade)
Single-Lane 		2008 Painted splitter islands. Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Monticello, FL
Jefferson Co.
United States 		10 Court House Circle
(30.54514, -83.87016) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
63.7726 		Other (At-Grade)
Single-Lane 		1910 Courthouse in central island with pedestrian access. ICD estimated from Google Maps linework.
Madison, IN
Jefferson Co.
United States 		US 421 / SR 62 (E Clifty Dr.)
(38.78539, -85.37201) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6869 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 https://www.facebook.com/INDOTSoutheast/posts/madison-indthe-indiana-department-of-transportation-is-building-crossovers-for-t/875938365828212/ ICD estimated from Google Maps linework.
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.
Ixonia, WI
Jefferson Co.
United States 		STH 16 / American St. (CTH F)
(43.14647, -88.59080) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.0551 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Littleton, CO
Jefferson Co.
United States 		S Union Ct. / S Ida Ave.
(39.61175, -105.13316) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0433 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Littleton, CO
Jefferson Co.
United States 		S Zang St. / Robert Easton Park
(39.60735, -105.14731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6044 		Other (At-Grade)
Single-Lane 		2006 3rd leg added around 2012, Built for future 4th Leg. ICD estimated from Google Maps linework.
Birmingham, AL
Jefferson Co.
United States 		Liberty Pkwy. / Lake Pkwy.
(33.47937, -86.67624) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.8928 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1998-2002). ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Lamar St. / W 14th Ave.
(39.73850, -105.06733) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014 Fire station driveway at end of radius on northwest corner.
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.
Whitewater, WI
Jefferson Co.
United States 		Burr Oak Trl. / N Acorn Ridge
(42.85569, -88.74258) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.6434 		Other (At-Grade)
Single-Lane 		2007 Opened October 2007. Functional Class: Local ICD estimated from Google Maps linework.
Whitewater, WI
Jefferson Co.
United States 		Burr Oak Trl. / (unknown)
(42.85222, -88.74105) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.7695 		Other (At-Grade)
Single-Lane 		2007 Opened November 2007. Functional Class: Local ICD estimated from Google Maps linework.
Harpers Ferry, WV
Jefferson Co.
United States 		Koonce Road / Private Road
(39.31484, -77.78628) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.1129 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Applewood, CO
Jefferson Co.
United States 		W. 32nd Ave. / Eldridge St.
(39.76180, -105.15660) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.3790 		Other (At-Grade)
Single-Lane 		2005 North leg serves golf course parking lot. ICD estimated from Google Maps linework.
Evergreen, CO
Jefferson Co.
United States 		CR 65 / Bergen Pkwy.
(39.69101, -105.36050) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
26.6520 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		E Horseshoe Rd. / CTH T
(43.19009, -88.76381) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.2185 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		E Horseshoe Rd. / CTH A (Milford St.)
(43.16401, -88.76087) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2014 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		E Horseshoe Rd. / Jefferson Rd.
(43.15839, -88.74851) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3640 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		Jefferson Rd. / CTH Y
(43.15325, -88.75062) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5944 		Other (At-Grade)
Single-Lane 		2010 Near railroad crossing. ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		CTH Y (S Church St.) / STH 26 NB Ramps
(43.15562, -88.74126) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.7217 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		CTH Y (S Church St.) / STH 26 SB Ramps
(43.15450, -88.74223) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.3362 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		BUS 26 (S Church St.) / High Rd.
(43.16088, -88.73526) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8169 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		W Main St. (STH 19) / STH 26 NB Ramps
(43.19772, -88.76607) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.3091 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		W Main St. (STH 19) / STH 26 SB Ramps
(43.19772, -88.76804) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6971 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Ford St. / Jackson St.
(39.74612, -105.20940) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
52.3432 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Functional Class: Arterial ICD estimated from Google Maps linework.
Port Townsend, WA
Jefferson Co.
United States 		SR 20 (Sims Way) / Howard St. / Evans Vista
(48.10260, -122.80500) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2010 April 2010.
Port Townsend, WA
Jefferson Co.
United States 		SR 20 (Sims Way) / Thomas St.
(48.10333, -122.79891) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2010 July 2010.
Lakewood, CO
Jefferson Co.
United States 		S. Allison Pkwy. / W. Virginia Ave.
(39.70705, -105.08390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
33.9964 		Other (At-Grade)
Single-Lane 		2000 Functional Class: Local ICD estimated from Google Maps linework.
Columbine, CO
Jefferson Co.
United States 		S. Simms St. / Nelson St.
(39.64159, -105.12910) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.6271 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Right turn bypass lanes on three legs. ICD estimated from Google Maps linework.
Madras, OR
Jefferson Co.
United States 		SE Grizzly Rd. / SE J St. / SE City View Rd. / (future leg)
(44.62504, -121.10943) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
54.4017 		Other (At-Grade)
Single-Lane 		2007 Sized for conversion to ultimate double-lane. Bear sculpture in central island. ICD estimated from Google Maps linework.
Madras, OR
Jefferson Co.
United States 		SE City View St. / SE Yarrow Ave. / (future leg)
(44.63084, -121.10905) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3963 		Other (At-Grade)
Single-Lane 		2007 Sized for conversion to ultimate double-lane. Raptor sculpture in central island. ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Allison Pkwy. / Civic Center
(39.70906, -105.08630) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
31.2390 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / W. 2nd Pl.
(39.71649, -105.14750) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5609 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Johnson Rd. / 16th St.
(39.74207, -105.20060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.6526 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Lunnonhaus Dr.
(39.74062, -105.19840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Utah St.
(39.73919, -105.19620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.8782 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Ulysses St.
(39.73771, -105.19390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5734 		Other (At-Grade)
Single-Lane 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Jefferson County Pkwy. / Civic Center
(39.72717, -105.19940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.9051 		Other (At-Grade)
Single-Lane 		2000 Feeds parking lot ICD estimated from Google Maps linework.
Columbine, CO
Jefferson Co.
United States 		S. Simms St. / W. Quincy Ave.
(39.63865, -105.12860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.0301 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 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.
Metairie Terrace, LA
Jefferson Par.
United States 		Causeway Blvd. (LA 3046) / US 61 (Airline Hwy.)
(29.97476, -90.15636) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
107.5965 		Other (At-Grade)
Unknown 		Single-point interchange using one circle. Entire circle is on causeway structure over railroad yards. ICD estimated from Google Maps linework.
North Vernon, IN
Jennings Co.
United States 		US 50 / IN 750
(39.01143, -85.60029) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.3289 		Other (At-Grade)
Single-Lane 		2017 https://www.in.gov/indot/projects/2423.htm . ICD estimated from Google Maps linework.
North Vernon, IN
Jennings Co.
United States 		US 50 / Walnut St. / CR 400 W
(38.98696, -85.68113) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018 https://www.facebook.com/NVPDS/photos/west-end-bypass-roundabout-opens-six-months-after-construction-started-the-new-w/2385364561504366/
Jiaoqu District, Heilongjiang
Jiamusi
China 		Hongqi St. / Youyi Rd. Ramps
(46.80940, 130.33150) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Xiangyang District, Heilongjiang
Jiamusi
China 		Shengli West Rd. / Hongqi St.
(46.78857, 130.35309) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Jihlava, Vysočina
Jihlava
Czechia 		Havlíčkova / Pražská
(49.40457, 15.58709) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Jodhpur, RJ
Jodhpur
India 		B Rd. / 7th B Rd.
(26.27787, 73.00554) 		Unknown
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Joensuu, North Karelia
Joensuu
Finland 		Sirkkalansilta / Kettuvaarantie / Itäranta / Sirkkalantie
(62.60210, 29.77529) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Sirkkalansilta / Yläsatamakatu / Rantakatu
(62.60331, 29.76792) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Suvantokatu / Rantakatu
(62.59806, 29.76325) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Karjalankatu / Sortavalankatu
(62.59743, 29.78597) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Kettuvaarantie / Pohjolankatu
(62.60302, 29.80404) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Noljakantie / Yliopistokatu
(62.61455, 29.73176) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Joensuu, North Karelia
Joensuu
Finland 		Noljakantie / Onttolantie / Marjalantie / Kosti Aaltosen tie
(62.62707, 29.69664) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Liivoja, Jõgevamaa
Jõgeva vald
Estonia 		T36 (Jõgeva–Mustvee) / Kesk
(58.75191, 26.38925) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane