Roundabouts Database Index

30320 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
West Lafayette, IN Tippecanoe Co. United States	McCormick Rd. / W Stadium Ave. (40.43063, -86.93198)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.4557	Other (At-Grade) Single-Lane	2018	https://www.purdueexponent.org/campus/public_safety/article_602c0950-9bdf-11e8-98b2-73ffea2f5242.html ICD estimated from Google Maps linework.
Westminster, CO Adams Co. United States	W 68th Ave. / Creekside Dr. / Hooker St. (39.82018, -105.02873)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.6021	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
St John’s, NL Newfoundland and Labrador Canada	Blackmarsh Rd. / Redmond's Rd. / Empire Ave. (47.54064, -52.76583)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.0189	Other (At-Grade) Single-Lane	2018	Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
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.
Victoria, BC Capital Canada	Finnerty Rd. / McKenzie Ave. / Sinclair Rd. (48.46700, -123.30764)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.3003	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Lake Point, UT Tooele Co. United States	Mountain View Rd. / Saddleback Blvd. (40.68474, -112.26275)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.5664	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	Rebuilt and relocated from previous single-lane roundabout. Year Completed estimated (2017-2020). ICD estimated from Google Maps linework.
Burnaby, BC Greater Vancouver Canada	Gaglardi Way / University Dr. W (49.27628, -122.93078)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.8429	Other (At-Grade) Single-Lane	2014	Right-turn bypass lane on southeast leg. ICD estimated from Google Maps linework.
Mechanicsville, VA Hanover Co. United States	Studley Rd. / Rural Point Rd. (37.66768, -77.34019)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4710	Other (At-Grade) Single-Lane	2018	Replaced highly skewed stop-controlled intersection. https://www.facebook.com/HanoverCountyVA/videos/studley-road-and-rural-point-road-roundabout/1801687246541853/ ICD estimated from Google Maps linework.
Buffalo, MN Wright Co. United States	STH 25 (Lake Blvd. S) / Settlers Pkwy. (45.16208, -93.86793)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.5799	Other (At-Grade) Single-Lane	2015	https://northwrightcounty.today/2015/04/highway-25-reconstruction-creates-havoc-in-buffalo/ ICD estimated from Google Maps linework.
Buffalo, MN Wright Co. United States	35th St. NW / CR 12 N (45.20144, -93.88987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4433	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2012-2016). ICD estimated from Google Maps linework.
Buffalo, MN Wright Co. United States	Central Ave. (STH 25) / 8th St. NW / 8th St. NE (45.17989, -93.87621)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.6745	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	https://www.ci.buffalo.mn.us/events/th25-ribbon-cutting-ceremony/ ICD estimated from Google Maps linework.
Blaine, MN Anoka Co. United States	105th Ave. NE / Irvin Pkwy. (45.16076, -93.22538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.6337	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://blainemn.gov/Blog.aspx?IID=37&ARC=20 ICD estimated from Google Maps linework.
Blaine, MN Anoka Co. United States	105th Ave. NE/(National Sports Center entry) (45.16079, -93.22210)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.8436	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://blainemn.gov/Blog.aspx?IID=37&ARC=20 ICD estimated from Google Maps linework.
Blaine/Lino Lakes, MN Anoka Co. United States	Sunset Rd. / Apollo Dr. / 109th Ave. NE (45.17093, -93.14284)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4157	Other (At-Grade) Single-Lane	2016	On border of Blaine and Lino Lakes. 109th Ave NE realigned to meet this roundabout. https://www.hometownsource.com/abc_newspapers/news/local/blaine-council-approves-jpa-for-project-on-sunset/article_d5f8c687-b440-55a0-916a-79189ad336d1.html ICD estimated from Google Maps linework.
Columbus, MN Anoka Co. United States	Lake Dr. NE / (unknown) (45.25047, -93.02965)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.8368	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Union, KY Boone Co. United States	Mt Zion Rd. / (unknown) (38.94650, -84.67308)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8033	Other (At-Grade) Single-Lane	2018	http://www.cityofunionky.org/ky-536mount-zion-road-update/ ICD estimated from Google Maps linework.
Marietta, GA Cobb Co. United States	John Ward Rd. SW / Cheatham Hill Rd. (33.93737, -84.60626)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6075	Other (At-Grade) Single-Lane	2015	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.
Palmer, AK Matanuska-Susitna Borough United States	E Bogard Rd. / Silver Creek Dr. (61.61008, -149.21842)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.7756	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	http://dot.alaska.gov/stwddes/dcstraffic/roundabouts.shtml ICD estimated from Google Maps linework.
Palmer, AK Matanuska-Susitna Borough United States	Bogard Rd. / N 49th State St. (61.61002, -149.20874)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 58.4904	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	http://dot.alaska.gov/stwddes/dcstraffic/roundabouts.shtml ICD estimated from Google Maps linework.
Qualicum Beach, BC Nanaimo Canada	Memorial Ave. / Rupert Rd. (49.33923, -124.44198)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.1356	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Rolling Prairie, IN La Porte Co. United States	SR 2 / Lincoln Hwy / US 20 EB Ramps (41.67215, -86.58906)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.1453	Freeway Ramps (Grade-Separated) Single-Lane	2019	Raindrop shape. https://whatsnewlaporte.com/2019/11/22/2-20-dogbone-is-officially-open-to-traffic/ ICD estimated from Google Maps linework.
Rolling Prairie, IN La Porte Co. United States	SR 2 / Lincoln Hwy / US 20 WB Ramps (41.67371, -86.58894)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.1443	Freeway Ramps (Grade-Separated) Single-Lane	2019	Raindrop shape. https://whatsnewlaporte.com/2019/11/22/2-20-dogbone-is-officially-open-to-traffic/ ICD estimated from Google Maps linework.
Middletown, DE New Castle Co. United States	(Summit Bridge Rd. connector) / US 301 NB Ramps (39.48404, -75.72131)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.1060	Freeway Ramps (Grade-Separated) Single-Lane	2018	Raindrop shape. ICD estimated from Google Maps linework.
Middletown, DE New Castle Co. United States	(Summit Bridge Rd. connector) / US 301 SB Ramps (39.48446, -75.72248)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0276	Freeway Ramps (Grade-Separated) Single-Lane	2019	Raindrop shape. ICD estimated from Google Maps linework.
Centreville, MD Queen Anne's Co. United States	MD 304 (Ruthsburg Rd.) / US 301 NB Ramps (39.02731, -76.02541)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.1124	Freeway Ramps (Grade-Separated) Single-Lane	2017	https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework.
Centreville, MD Queen Anne's Co. United States	MD 304 (Ruthsburg Rd.) / US 301 SB Ramps / Tidewater Dr. (39.02813, -76.02920)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2563	Freeway Ramps (Grade-Separated) Single-Lane	2017	https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	Cheshire Rd. / Eagle Walk Rd. / Winterbourne Dr. (40.24068, -83.01868)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7320	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	Glenn Pkwy. / Cheshire Rd. (40.24134, -83.03521)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.1700	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	Glenn Pkwy. / OhioHealth Blvd. (40.23450, -83.03527)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 61.9996	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	Glenn Pkwy. / Sycamore Ln. (40.24832, -83.03429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 61.9870	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	Mill Run Crossing / Rosemary Run / (shopping center) (40.29062, -83.03614)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7071	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Wilmington, DE New Castle Co. United States	Woodlawn Rd. / (school access) (39.82051, -75.55219)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5193	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Bear, DE New Castle Co. United States	Howell School Rd. / Robert C Peoples Blvd. (39.57198, -75.72068)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7453	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2016-2019). ICD estimated from Google Maps linework.
Dover, DE Kent Co. United States	Willow Grove Rd. (SR 10) / Dundee Rd. (SR 15) (39.09429, -75.58103)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5657	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Millville, DE Sussex Co. United States	Substation Rd. / Huntington St. / Tybee St. (38.52679, -75.12575)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3737	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Dover, DE Kent Co. United States	Independence Blvd. / Colony Dr. / Green Blade Dr. (39.16260, -75.55291)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.2247	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	https://delawarestatenews.net/news/roundabout-realignment-way-dovers-independence-boulevard/ ICD estimated from Google Maps linework.
Dover, DE Kent Co. United States	Allen Ct. / Garrett House Cir. (39.15377, -75.53746)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.2674	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Independence, MO Jackson Co. United States	S Ehrhart / S Eastland Center Dr. / (apartments) / (parking) (39.03658, -94.35379)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.6860	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Independence, MO Jackson Co. United States	Bass Pro Dr. / E Bluff Dr. / (parking lot) (39.03806, -94.37174)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.8300	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Ewing, NJ Mercer Co. United States	River Rd. / I-295 SB Ramps (40.26135, -74.84579)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.8357	Freeway Ramps (Grade-Separated) Single-Lane	2019	Part of the Scudder Falls Bridge Replacement Project. ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Doon S Dr. / Doon Mills Dr. / Chestnut Hill Crescent (43.38216, -80.42836)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5128	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Thomas Slee Dr. / Robert Ferrie Dr. (43.37616, -80.42419)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7244	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Robert Ferrie Dr. / Evens Pond Crescent / S Creek Dr. (43.37790, -80.44337)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7234	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Huron Rd. / Strasburg Rd. (43.39217, -80.46629)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.2050	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Huron Rd. / Woodbine Ave. (43.38310, -80.48326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.1366	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Perris, CA Riverside Co. United States	Harley Knox Blvd. / N Webster Ave. (33.85732, -117.24380)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 68.4344	Other (At-Grade) Multilane (3+ Lane)	2018	Right-turn-only lane on west leg shares circulatory roadway with adjacent through lanes though separated from adjacent through lanes. Narrow pedestrian refuge between right-turn-only lane and adjacent through lane. ICD estimated from Google Maps linework.
Belleville, ON Hastings Canada	Maitland Dr. / Farnham Rd. / Moira Lea Ct. (44.20636, -77.39405)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.6699	Other (At-Grade) Single-Lane	2019	https://belleville.ca/roundabouts ICD estimated from Google Maps linework.
Middleton, ID Canyon Co. United States	Emmett Rd. / Willis Rd. (43.72082, -116.65264)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.8843	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Middleton, ID Canyon Co. United States	Emmett Rd. / 9th St. (43.71535, -116.65284)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4355	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Union, MO Franklin Co. United States	Independence Dr. / W Main St. (38.44642, -91.02549)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.7385	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2012-2013). https://www.unionmissouri.org/document_center/talk_of_the_town_winter_2013.pdf ICD estimated from Google Maps linework.
Union, MO Franklin Co. United States	Independence Dr. / N Washington Ave. (MO A) (38.46062, -91.01237)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.9265	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2013). https://www.unionmissouri.org/document_center/talk_of_the_town_winter_2013.pdf ICD estimated from Google Maps linework.
Dover, DE Kent Co. United States	Towne Centre Dr. / Lloyd St. / Wemyss Rd. (39.15134, -75.53817)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.4901	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). Splitter islands added 2014-2015. ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	40 Ave. SW / Windsong Blvd. SW (51.25595, -114.03230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.3426	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Hillcrest Dr. SW / Hillcrest Gate SW (51.25391, -114.01550)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.8797	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Main St. S / 40 Ave. SW (51.25242, -114.00493)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.3363	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Ravenswood View SE / Ravenskirk Rd. SE / Ravensmoor Gate SE (51.26757, -113.97337)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8800	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Okotoks, AB Alberta Canada	Milligan Dr. / Ranchers Blvd. / Drake Landing Blvd. (50.72860, -113.93111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0202	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Box Elder, SD Pennington Co. United States	Cheyenne Blvd. / Northern Lights Blvd. (44.09647, -103.13936)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 52.3215	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Antigonish County, NS Antigonish Canada	Rte 316 (Southside Harbour Rd.) / Rte 104 EB Ramps (45.59971, -61.90492)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.9460	Freeway Ramps (Grade-Separated) Single-Lane	2014	Year Completed estimated (2011-2016). ICD estimated from Google Maps linework.
Antigonish County, NS Antigonish Canada	S Side Harbour Rd. / Rte 104 WB Ramps (45.60139, -61.90490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.7940	Freeway Ramps (Grade-Separated) Single-Lane	2014	Year Completed estimated (2011-2016). ICD estimated from Google Maps linework.
Thorburn, NS Pictou Canada	Rte 4 / Rte 104 EB Ramps (45.59173, -62.51598)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 43.4591	Freeway Ramps (Grade-Separated) Single-Lane	2012	Year Completed estimated (2010-2013). ICD estimated from Google Maps linework.
Thorburn, NS Pictou Canada	Rte 4 / School Rd. / Rte 104 WB Ramps (45.59326, -62.51587)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.4579	Freeway Ramps (Grade-Separated) Single-Lane	2012	Year Completed estimated (2010-2013). ICD estimated from Google Maps linework.
Pictou, NS Pictou Canada	W River Rd. / Pine Tree Rd. / Sunset St. (45.68154, -62.72750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.8862	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2017). ICD estimated from Google Maps linework.
Pictou, NS Pictou Canada	Pictou Roundabout (W River Rd. / Rte 106 / Rte 6 / Rte 376) (45.68224, -62.73012)	Rotary Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 196.0845	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
New Minas, NS Kings Canada	Granite Dr. / Silver Fox Ave. / (parking lot) (45.06720, -64.43992)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 46.3940	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://nstir.maps.arcgis.com/apps/webappviewer/index.html?id=628766dbddc946bfb1d4985bfa0e5d8c ICD estimated from Google Maps linework.
New Minas, NS Kings Canada	Granite Dr. / Rte 101 WB Ramps (45.06583, -64.43396)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.6806	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	https://nstir.maps.arcgis.com/apps/webappviewer/index.html?id=628766dbddc946bfb1d4985bfa0e5d8c ICD estimated from Google Maps linework.
New Minas, NS Kings Canada	Granite Dr. / Rte 101 EB Ramps (45.06404, -64.43281)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.9273	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	https://nstir.maps.arcgis.com/apps/webappviewer/index.html?id=628766dbddc946bfb1d4985bfa0e5d8c ICD estimated from Google Maps linework.
Hantsport, NS Kings Canada	Ben Jackson Rd. / Sweetgrass Rd. / Rte 101 (Harvest Hwy.) EB Ramps (45.07025, -64.22265)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6436	Freeway Ramps (Grade-Separated) Single-Lane	2016	https://nstir.maps.arcgis.com/apps/webappviewer/index.html?id=628766dbddc946bfb1d4985bfa0e5d8c ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Reynolds Gate SW / Hillcrest Gate SW (51.25430, -114.01318)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8794	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2020). ICD estimated from Google Maps linework.
Augusta, GA Richmond Co. United States	Druid Park Ave. / Laney Walker Blvd. (33.47145, -81.99638)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.8953	Other (At-Grade) Single-Lane	2018	https://www.wrdw.com/content/news/Roundabouts-nearing-completion-across-Augusta-491061611.html ICD estimated from Google Maps linework.
Augusta, GA Richmond Co. United States	Twiggs St. / Old Savannah Rd. / Martin Luther King Jr Blvd. / Picquet Ave. (33.45716, -81.97994)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.8642	Other (At-Grade) Single-Lane	2018	Combined two three-way intersections, one previously controled by a single Yield, the other controlled by a single Stop. https://www.wrdw.com/content/news/Roundabouts-nearing-completion-across-Augusta-491061611.html ICD estimated from Google Maps linework.
Augusta, GA Richmond Co. United States	Twiggs St. / James Brown Blvd. (9th St.) / Wrightsboro Rd. / Nicholas St. (33.45946, -81.97593)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 51.8128	Other (At-Grade) Single-Lane	2019	https://www.wjbf.com/csra-news/drivers-see-double-the-traffic-circle/ ICD estimated from Google Maps linework.
Bath, NY Steuben Co. United States	Rte 415 / Rte 53 (Main St.) (42.36996, -77.36402)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.0600	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Mill St. / Felix Ave. / Ryan St. (42.30012, -83.07024)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.2675	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Bentonville, AR Benton Co. United States	NE John Deshields Blvd. / NE Moberly Ln. (36.37658, -94.18313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0015	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rte 2A / Eixo NB Ramps (37.77616, -25.57640)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7604	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rte 2A / Rua Joaquim Marques / Eixo SB Ramps (37.77663, -25.57815)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5361	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rua de Nossa Senhora de Fatima (Rte 1A) / (unknown) (37.81172, -25.57273)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.2342	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Under construction in 2010 from Google. ICD estimated from Google Maps linework.
Flowery Branch, GA Hall Co. United States	Lights Ferry Rd. / Mitchell St. (34.18383, -83.92832)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5438	Other (At-Grade) Single-Lane	2016	Previously a three-way intersection. Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Praia da Vitória, Terceira Island Portugal	Estrada da Circunvalação (Rte 2A) / Caminho dos Poços (38.71093, -27.06084)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.2571	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Praia da Vitória, Terceira Island Portugal	Estrada da Circunvalação (Rte 1A) / Via Vitorino Nemesio (38.71992, -27.06340)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 44.7279	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Maple Lake, MN Wright Co. United States	Division St. / Elm Ave. / CR 8 (45.22951, -93.99437)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 25.2338	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	http://www.minnesotatzd.org/events/conference/2019/documents/powerpoints/27_Stein.pdf -- https://maplelakemessenger.com/2018/07/work-begins-on-mini-roundabout/ ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	18th Ave. NW / 48th St. NW (44.07167, -92.48888)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.3103	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	https://kttc.com/2018/08/18/rochesters-first-mini-roundabout-set-to-debut-thursday-on-18th-avenue-nw/ ICD estimated from Google Maps linework.
Savage, MN Scott Co. United States	S Park Dr. / Louisiana Ave. S (44.73930, -93.36903)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.9670	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	http://www.minnesotatzd.org/events/conference/2019/documents/powerpoints/27_Stein.pdf ICD estimated from Google Maps linework.
Winona, MN Winona Co. United States	Gilmore Ave. / W Service Dr. / US 14 Connector (44.04862, -91.67639)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.0359	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	https://www.winonadailynews.com/news/local/govt-and-politics/glimmer-for-gilmore-gridlock-main-winona-intersection-at-gilmore-hwy/article_1fc8ebc1-b84a-5bbc-8b4b-6317a3140a01.html ICD estimated from Google Maps linework.
Hyde Park, CA Los Angeles Co. United States	W 76th St. / 5th Ave. (33.97089, -118.32213)	Other Existing	Other None	4 Approaches 0 Driveways 44.5717	Other (At-Grade) Single-Lane		Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework.
Madison, WI Dane Co. United States	Fitchrona Rd. / Nesbitt Rd. (43.00734, -89.48446)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.4284	Other (At-Grade) Single-Lane	2019	http://www.unifiednewsgroup.com/fitchburg_star/news/fitchrona-nesbitt-roundabout-opened-oct/article_b0f85c77-071c-5ba2-a480-ece0ff3e4253.html ICD estimated from Google Maps linework.
Los Angeles, CA Los Angeles Co. United States	W 76th St. / S Gramercy Pl. (33.97093, -118.31339)	Other Existing	Other Unknown	4 Approaches 0 Driveways 44.5717	Other (At-Grade) Single-Lane		Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework.
Morningside Park, CA Los Angeles Co. United States	Park Circle (33.96368, -118.32215)	Other Existing	All-Way Stop Unknown	6 Approaches 0 Driveways 105.9906	Other (At-Grade) Single-Lane		Parking along circulatory roadway. Park with pedestrian featuresin central island. ICD estimated from Google Maps linework.
Stone Meadows, WI Dane Co. United States	Dorchester Way / Thornebury Dr. (43.01256, -89.48842)	Traffic Calming Circle Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 15.7194	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Stone Meadows, WI Dane Co. United States	Dorchester Way / Jeffers Dr/ (43.01339, -89.48840)	Traffic Calming Circle Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 14.8459	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rte 1 / Rte 1A / Eixo (37.80637, -25.54526)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 83.9825	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Eixo / Rua de Santa Barbara (37.80540, -25.53358)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.7454	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Eixo / Rua da Industria / Rua dos Bombeiros Voluntarios (37.80758, -25.52195)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.3496	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rua dos Bombeiros Voluntarios / Alameda 29 de Junho / Rua Engenheiro Arantes e Oliverira / Rua Dr Lucindo Rebelo Machado (37.81520, -25.52760)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 20.7572	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Alameda 29 de Junho / Rua do Mourato / Rua Adolfo de Medeiros (37.81765, -25.53045)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.4739	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rte 1A (Rua do Estrela) / Alameda 29 de Junho (37.81920, -25.53167)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.5122	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ribeira Grande, Azores Portugal	Rte 1A / Rua da Saude (37.81595, -25.53798)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 50.9490	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Leland, NC Brunswick Co. United States	Compass Pointe South Wynd / Compass Pointe North Wynd / Hammocks Cove Trl. / Compass Pointe East Wynd (34.27790, -78.08830)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.4626	Other (At-Grade) Single-Lane		ICD = 110 ft. No splitter islands. ICD estimated from Google Maps linework.