Roundabouts Database

29410 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.


Search Advanced Search Export as KML
City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Waverly, IA
Bremer Co.
United States 		1st Ave. NW / 8th St. NW
(42.72669, -92.48061) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.2167 		Other (At-Grade)
Single-Lane 		2005 Replaced "T" intersection at entry to Wartburg College school campus. ICD estimated from Google Maps linework.
Watervliet, NY
Albany Co.
United States 		Sutherland Dr. / Beacon Dr. / Mahogany Dr.
(42.72840, -73.72327) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.4611 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Orion, MI
Oakland Co.
United States 		Baldwin Rd. / Maybee Rd.
(42.72884, -83.30775) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 Yield-controlled right-turn bypass lane on east leg. West leg enters into a residential subdivision local road.
Yorkville, WI
Racine Co.
United States 		Washington Ave. / Spring St.
(42.72909, -87.96664) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.3752 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 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.
Racine, WI
Racine Co.
United States 		State St. / Spring St. / West St.
(42.73298, -87.80201) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.5996 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Watervliet, NY
Albany Co.
United States 		Billys Way / Beryl Way
(42.73320, -73.72641) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
50.0038 		Other (At-Grade)
Unknown 		2005 ICD estimated from Google Maps linework.
Lansing, MI
Ingham Co.
United States 		Michigan Ave. / Washington Square
(42.73360, -84.55225) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.3176 		Other (At-Grade)
Single-Lane 		2007 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.
Washington, MI
Macomb Co.
United States 		Van Dyke Ave. / Campground Rd.
(42.73402, -83.03617) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://www.youtube.com/watch?v=tFHwV5OfDwc
Orion, MI
Oakland Co.
United States 		Baldwin Rd. / Waldon Rd.
(42.73619, -83.30805) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020
Racine, WI
Racine Co.
United States 		Northwestern Ave. / Albert St. / W High St.
(42.73721, -87.80717) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.7197 		Other (At-Grade)
Single-Lane 		2016 Replaced two offset T-intersections. ICD estimated from Google Maps linework.
Nashua, NH
Hillsborough Co.
United States 		Main St. / Daniel Webster Hwy
(42.73881, -71.45826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4557 		Other (At-Grade)
Single-Lane 		2003 Located near Rivier College, 1/4 mile north of Exit 3 of the Everett Turnpike. ICD estimated from Google Maps linework.
Latham, NY
Albany Co.
United States 		Old Wolf Rd. / Old Niskayuna Rd.
(42.73882, -73.79072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8241 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Oakland Township, MI
Oakland Co.
United States 		Adams Rd. / Gunn Rd.
(42.73932, -83.19683) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019
Independence, MI
Oakland Co.
United States 		Knob Hill Circle
(42.73975, -83.37107) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-Lane
Platteville, WI
Grant Co.
United States 		N Water St. / E Madison St.
(42.74037, -90.46891) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.3320 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Vrabnitsa, Sofia City
Sofia
Bulgaria 		bulevard Lomsko shose / ulitsa Ostrov
(42.74044, 23.28740) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Metro station above roundabout.
Meridian Township, MI
Ingham Co.
United States 		Park Lake Rd. / Burcham Dr.
(42.74077, -84.44757) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8232 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Kansasville, WI
Racine Co.
United States 		STH 20 / STH 75 / CTH S
(42.74191, -88.11098) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7169 		Other (At-Grade)
Single-Lane 		2014 Rural, high-speed approaches. ICD estimated from Google Maps linework.
Yorkville, WI
Racine Co.
United States 		US 45 / STH 20 (Washington Ave.) / N Colony Ave.
(42.74216, -88.05209) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8396 		Other (At-Grade)
Single-Lane 		2010 Opened November 2010. ICD estimated from Google Maps linework.
Grand Ledge, MI
Eaton Co.
United States 		M-43 (E Grand Ledge Hwy.) / (school access road)
(42.74365, -84.75917) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.fox47news.com/neighborhoods/delta-township-grand-ledge/grand-ledge-public-schools-roundabout-project-on-m-43-is-complete
Latham, NY
Albany Co.
United States 		Latham Circle: Rte 2 / Rte 9
(42.74810, -73.76098) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
76.2000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2002
St Thomas, ON
Elgin
Canada 		Southdale Line / Fairview Rd.
(42.74922, -81.16651) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 https://www.facebook.com/cityofstthomas/photos/a.3739568726131579/3992567457498370
St Thomas, ON
Elgin
Canada 		Southdale Line / Lake Margaret Trl.
(42.74945, -81.17914) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.8515 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Janesville, WI
Rock Co.
United States 		N Harmony Town Hall Rd. / STH 26 NB Ramps
(42.75114, -88.95416) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 Interchange replaced single at-grade two-way stop-controlled intersection.
Hamburg, NY
Erie Co.
United States 		US 62 (S Park Ave.) / Sowles Rd.
(42.75150, -78.82474) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.8340 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
St Thomas, ON
Elgin
Canada 		Southgate Pkwy. / Fairview Ave.
(42.75327, -81.16695) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 https://london.ctvnews.ca/the-most-famous-st-thomas-ont-native-you-ve-likely-never-heard-of-1.5629790
St Thomas, ON
Elgin
Canada 		Southgagte Pkwy. / Carolina Crescent / Peach Tree Blvd.
(42.75327, -81.15804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2009-2013).
Janesville, WI
Rock Co.
United States 		N Harmony Town Hall Rd. / STH 26 SB Ramps
(42.75331, -88.95426) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 Interchange replaced single at-grade two-way stop-controlled intersection.
St Thomas, ON
Elgin
Canada 		Southgate Pkwy. / Penhale Ave.
(42.75348, -81.16312) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0000 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2001-2006).
Guilderland, NY
Albany Co.
United States 		Rte 146 (Carman Rd.) / Lydius St.
(42.75479, -73.94366) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2022 Skewed intersection. https://www.timesunion.com/news/article/Guilderland-roundabout-work-to-start-Sept-6-17410914.php
Delta Township, MI
Eaton Co.
United States 		Willow Hwy. / Canal Rd.
(42.75553, -84.66173) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3239 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Nashua, NH
Hillsborough Co.
United States 		SR 130 (Broad St.) / Coburn Ave. / Chuck Drudging Dr.
(42.75617, -71.51653) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0619 		Other (At-Grade)
Single-Lane 		2002 Entrance to north high school, very heavy traffic in AM peak. ICD estimated from Google Maps linework.
Caledonia, WI
Racine Co.
United States 		STH 38 / CTH K (Northwestern Ave.)
(42.75957, -87.86417) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.9524 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened November 2007. Right-turn bypass lane. ICD estimated from Google Maps linework.
Rotterdam, NY
Schenectady Co.
United States 		Rte 146 (Carman Rd.) / I-890 SB Ramps
(42.76055, -73.94206) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Merging right-turn bypass lane on south leg. https://www.news10.com/news/albany-county/road-work-begins-to-upgrade-route-146-intersections/
Lansing Township, MI
Ingham Co.
United States 		Lake Lansing Rd. / Chamberlain Dr.
(42.76086, -84.52982) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
56.9966 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Lansing Township, MI
Ingham Co.
United States 		Wood St. / Sams Way
(42.76276, -84.52303) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5810 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Schenectady, NY
Schenectady Co.
United States 		Curry Rd. / Carman Rd. / Hamburg St.
(42.76513, -73.93874) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.2100 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Independence, MI
Oakland Co.
United States 		S Baldwin Rd, / Clarkston Rd. / W Clarkston Rd.
(42.76543, -83.31409) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2024 Elliptical shaped. Opened August 2024. https://www.rcocweb.org/675/Baldwin-RoadClarkston-Road-Roundabout-Op
Colonie, NY
Albany Co.
United States 		Johnson Rd. / Boght Rd. / St. Agnes Hwy
(42.76550, -73.73207) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.6881 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
East Aurora, NY
Erie Co.
United States 		Rte 20A / Rte 78
(42.76773, -78.62917) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2009 Converted from rotary.
Milton, WI
Rock Co.
United States 		STH 59 / CTH M
(42.76886, -88.91364) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.5632 		Other (At-Grade)
Single-Lane 		2009 Opened October 2009. ICD estimated from Google Maps linework.
Milton, WI
Rock Co.
United States 		STH 59 / STH 26 NB Ramps
(42.76902, -88.92310) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Opened October 2009.
Salem, NH
Rockingham Co.
United States 		Tuscan Blvd. / S Village Dr.
(42.76904, -71.22519) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 In a mixed-use development called Tuscan Village.
Milton, WI
Rock Co.
United States 		STH 59 / STH 26 SB Ramps
(42.76911, -88.92484) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Opened October 2009.
Salem, NH
Rockingham Co.
United States 		Tuscan Blvd. / (unknown)
(42.77007, -71.22693) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 In a mixed-use development called Tuscan Village.
Salem, NH
Rockingham Co.
United States 		Via Toscana / S Village Dr.
(42.77099, -71.22354) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2020 In a mixed-use development called Tuscan Village.
Salem, NH
Rockingham Co.
United States 		Tuscan Blvd. / Artisan Dr.
(42.77110, -71.22775) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2020 In a mixed-use development called Tuscan Village.
Hamburg, NY
Erie Co.
United States 		US 62 (S. Park Ave.) / Big Tree Rd.
(42.77190, -78.82391) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.3151 		Other (At-Grade)
Single-Lane 		2011 Fatal crash Oct 28, 2011. 11861-05. ICD estimated from Google Maps linework.
St Thomas, ON
Elgin
Canada 		Wellington St. / Manor Rd.
(42.77450, -81.15594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2016
Orion Township, MI
Oakland Co.
United States 		Orion Rd. / Stoney Creek Rd.
(42.77560, -83.22117) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.youtube.com/watch?v=SCHUqTp-aNI
Cohoes, NY
Albany Co.
United States 		Preston Dr. / Stacey Ct.
(42.77582, -73.74557) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2013-2015).
Nakhodka, Primorye
Nakhodka
Russia 		ulitsa Pirogova / Sportivnaya ulitsa
(42.77908, 132.85609) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Vermillion, SD
Clay Co.
United States 		Rockwell Trl. / Joplin St.
(42.78285, -96.95270) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014 No splitter islands. Year Completed estimated (2013-2015).
St Thomas, ON
Elgin
Canada 		Sunset Dr. / Talbot Hill / Wellington Rd.
(42.78327, -81.21434) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.3338 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Sculpture of a train in central island. ICD estimated from Google Maps linework.
Orion, MI
Oakland Co.
United States 		E Flint St. / Orion Rd. / Miller Rd.
(42.78398, -83.23184) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018
Orion Township, MI
Oakland Co.
United States 		Baldwin Rd. / Indianwood Rd. / Coats Rd.
(42.78413, -83.31979) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.0862 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		Rte 179 / Gateway Blvd. / Rte 5 (Lake Shore Rd.) Ramps
(42.79021, -78.84711) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
128.8386 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		Lane change required to go further than the next exit. ICD estimated from Google Maps linework.
Independence, MI
Oakland Co.
United States 		Sashabaw Rd. / Oak Hill Rd.
(42.79422, -83.37240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 West leg is unpaved away from roundabout.
Niskayuna, NY
Schenectady Co.
United States 		Rosendale Rd. / River Rd.
(42.79650, -73.85496) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.0144 		Other (At-Grade)
Single-Lane 		2020
Newburyport, MA
Essex Co.
United States 		Newburyport Turnpike (US 1) / State St
(42.79893, -70.87539) 		Rotary
Existing 		All-Way Yield
None 		3 Approaches
5 Driveways
74.4880 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		No Ped facilities ICD estimated from Google Maps linework.
St Thomas, ON
Elgin
Canada 		Burwell Rd. / Ponsford Pl.
(42.80168, -81.16236) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2020 https://www.stthomas.ca/news/archived_news/burwell_road__ponsford_place_roundabout
Geneseo, NY
Livingston Co.
United States 		Genesee St. / Court St.
(42.80354, -77.82737) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://13wham.com/news/local/new-bridge-roundabout-in-geneseo-now-open-to-traffic
Fenton, MI
Genesee Co.
United States 		North Rd. / Torrey Rd. / (gas station access)
(42.80472, -83.72443) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.6687 		Other (At-Grade)
Single-Lane 		2019 100-ft inscribed circle diameter. Opened November 2019. https://www.thelascopress.com/2019/11/fentons-first-roundabout-is-open-for-business/ . ICD estimated from Google Maps linework.
Gaines Township, MI
Kent Co.
United States 		84th St. SE / Kalamazoo Ave. SE
(42.81188, -85.62476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.mlive.com/news/grand-rapids/2023/08/roundabout-the-first-of-its-kind-in-kent-county-opens-ahead-of-schedule.html.
Byron Center, MI
Kent Co.
United States 		84th St. SE / Kalamazoo Ave. SE
(42.81191, -85.62478) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.mlive.com/news/grand-rapids/2023/08/roundabout-the-first-of-its-kind-in-kent-county-opens-ahead-of-schedule.html
Zeeland, MI
Ottawa Co.
United States 		W Main Ave. / Washington Ave.
(42.81237, -86.03303) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.5501 		Other (At-Grade)
Single-Lane 		2019 https://www.hollandsentinel.com/news/20191123/zeeland-roundabout-now-open ICD estimated from Google Maps linework.
Holland, MI
Ottawa Co.
United States 		Westshore Mall / (parking)
(42.81319, -86.08626) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-Lane 		2021 Entrance to The Shops at Westshore shopping mall
China, MI
St. Clair Co.
United States 		Fred W Moore Hwy. / Wadhams Rd.
(42.81537, -82.55479) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2019-2022).
Lancaster, WI
Grant Co.
United States 		US 61-STH 35 / STH 81
(42.81577, -90.68369) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023
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.
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.
Nakhodka, Primorye
Nakhodka
Russia 		Nakhodkinskiy prospekt / Proganichnaya ulitsa
(42.82123, 132.88740) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x1 max)
Schenectady, NY
Schenectady Co.
United States 		Erie Blvd. / Nott St. / Rush St.
(42.82162, -73.93570) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Year Completed estimated (2015-2016).
Buffalo, NY
Erie Co.
United States 		Norfred Dr.
(42.82391, -78.80598) 		Other
Existing 		Unknown
Unknown 		2 Approaches
8 Driveways
0.0000 		Other (At-Grade)
Unknown
Nakhodka, Primorye
Nakhodka
Russia 		Nakhodkinskiy prospekt / Shkol'naya ulitsa
(42.82415, 132.89282) 		Other
Removed 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x1 max)
Niskayuna, NY
Schenectady Co.
United States 		Research Circle (River Rd. / Elm Ave. / Van Antwerp Rd.)
(42.82561, -73.87882) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Hopkins-Tifft, NY
Erie Co.
United States 		Botanical Dr. / McKinley Pkwy.
(42.82812, -78.82460) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Casper, WY
Natrona Co.
United States 		Jasper Dr. / Preserve Cir.
(42.82867, -106.28915) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on three legs.
Norway, WI
Racine Co.
United States 		Racine Ave. / Oakridge Dr. / S Loomis Rd.
(42.82942, -88.15896) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.5395 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Casper, WY
Natrona Co.
United States 		Rustic Dr. / Rustic Ct. / Rustic Pl.
(42.82970, -106.28379) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Casper, WY
Natrona Co.
United States 		Centennial Hills Blvd. / Waterford St.
(42.83014, -106.26682) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2006). South leg added 2009-2012.
Whitewater, WI
Walworth Co.
United States 		BUS 12-STH 59 (E Milwaukee St.-Elkhorn Rd.) / Bluff Rd. / Clay St.
(42.83102, -88.71045) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2833 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened October 2007. ICD estimated from Google Maps linework.
Newburyport, MA
Essex Co.
United States 		Spofford St. / Merrimac St. / Moseley Ave.
(42.83148, -70.90667) 		Roundabout
Existing 		Other
Unknown 		4 Approaches
2 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2013 Stop control at the crosswalk and painted splitter island on the western driveway leg. Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Lackawanna, NY
Erie Co.
United States 		Dorrance Ave. / S. Shore Blvd. / Ward Ct.
(42.83199, -78.80859) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0345 		Other (At-Grade)
Single-Lane 		2010 Restriped as single-lane roundabout. ICD estimated from Google Maps linework.
Lackawanna, NY
Erie Co.
United States 		McKinley Pkwy. / Dorrance Ave. / Vincent Ave.
(42.83200, -78.81520) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
30.6551 		Other (At-Grade)
Single-Lane 		2010 Restriped as single-lane roundabout. ICD estimated from Google Maps linework.
Merrimac, MA
Essex Co.
United States 		Main St (Rte 110) / Church St / School St
(42.83371, -71.00250) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2015 aka Merrimac Square, off-street parking used on two quadrants
Fulton, WI
Rock Co.
United States 		STH 59 / E Richardson Springs Rd. / N Goede Rd.
(42.83490, -89.02549) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3008 		Other (At-Grade)
Single-Lane 		2016 Previously had I-39 NB Ramps attached; these have been relocated to new roundabout to the west of this roundabout. ICD estimated from Google Maps linework.
Fulton, WI
Rock Co.
United States 		STH 59 / I-39 NB Ramps
(42.83577, -89.02705) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.5420 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Fulton, WI
Rock Co.
United States 		STH 59 / I-39 SB Ramps
(42.83635, -89.02979) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.4238 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Nakhodka, Primorye
Nakhodka
Russia 		Obkhodnaya magistral'
(42.83658, 132.87868) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max)
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.
Bishkek, Bishkek
Bishkek
Kyrgyzstan 		Shabdan Baatyr St. / Akhunbayev St.
(42.84171, 74.63644) 		Unknown
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Nakhodka, Primorye
Nakhodka
Russia 		Nakhimovskiy prospekt / ulitsa Shevchenko / Pereval'naya ulitsa
(42.84359, 132.91834) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Lackawanna, NY
Erie Co.
United States 		McKinley Pkwy. / Choate Ave. / Red Jacket Pkwy.
(42.84436, -78.81496) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
138.3584 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Bishkek, Bishkek

Kyrgyzstan 		(unknown)
(42.84452, 74.52832) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Schenectady, NY
Schenectady Co.
United States 		Balltown Rd. / Aqueduct Rd. / Williams St.
(42.84861, -73.88891) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.6619 		Other (At-Grade)
Single-Lane 		2016 Scheduled to be converted to 2 lanes in Dec. 2017. ICD estimated from Google Maps linework.
Tillsonburg, ON
Oxford
Canada 		Vienna Rd. (Hwy 19) / Talbot Rd. (Hwy 3)
(42.84913, -80.72222) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5272 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Columbus, MI
St. Clair Co.
United States 		Gratiot Ave. / Palms Rd.
(42.85156, -82.63709) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.thetimesherald.com/story/news/2021/09/29/roundabout-palms-gratiot-open-traffic-week-columbus-twp/5913286001/