Roundabouts Database

29820 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
Litchfield Park, AZ
Maricopa Co.
United States 		W Missouri Ave. / N 189th Ave.
(33.51503, -112.46581) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017
Middletown, DE
New Castle Co.
United States 		W Middlepark Dr. / Idlewyld Dr.
(39.47243, -75.70326) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Parma, MI
Jackson Co.
United States 		W Michigan Ave. / Norton Rd. / I-94 WB Ramps
(42.26653, -84.62125) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Combined two intersections. https://jtv.tv/i-94-michigan-avenue-parma-interchange-to-reopen-tuesday/
Parma, MI
Jackson Co.
United States 		W Michigan Ave. / I-94 EB Ramps
(42.26564, -84.61940) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 https://jtv.tv/i-94-michigan-avenue-parma-interchange-to-reopen-tuesday/
Kennewick, WA
Benton Co.
United States 		W Metaline Ave. / N Nevada St. / W Montana St.
(46.22031, -119.23826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
14.0478 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 Open September 2013. ICD estimated from Google Maps linework.
Glenwood Springs, CO
Garfield Co.
United States 		W Meadows Dr. / (parking)
(39.55567, -107.34547) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2002-2005).
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop W / S 72nd Ave. / W Ian Dr.
(33.37391, -112.21436) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop E / W Meadow Loop W / S 70th Ave.
(33.37284, -112.20921) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop E / S Kelsie Dr.
(33.37466, -112.20319) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2005 No truck apron.
Tamarac, FL
Broward Co.
United States 		W McNab Rd. / Hiatus Rd.
(26.20828, -80.29103) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Meridian, ID
Ada Co.
United States 		W McMillan Rd. / N Rustic Oak Way
(43.64851, -116.46388) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Greenfield, IN
Hancock Co.
United States 		W McKenzie Rd. / N Franklin St.
(39.79925, -85.78433) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.0445 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
McCordsville, IN
Hancock Co.
United States 		W McCord Rd. / Holborn Dr. / Parkhurst Crossing
(39.92182, -85.90456) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Las Vegas, NV
Clark Co.
United States 		W Maule Ave. / Trail Ridge Dr.
(36.06289, -115.30960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Single-Lane 		2016
Green Bay, WI
Brown Co.
United States 		W Mason St. (STH 54) / STH 172 (Airport Dr.)
(44.50001, -88.17641) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened November 2011.
Kokomo, IN
Howard Co.
United States 		W Markland Ave. / Park Ave.
(40.47630, -86.14763) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9738 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 https://www.kokomotribune.com/news/local_news/updated-roundabout-at-markland-and-park-open-almost-complete/article_99ddf954-d940-11e7-8f84-b30e25030c35.html ICD estimated from Google Maps linework.
Marietta, PA
Lancaster Co.
United States 		W Market St. / S Gay St.
(40.05620, -76.55728) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
30.1671 		Other (At-Grade)
Single-Lane 		Stop control on Gay Street; yield control on Market Street. Parking within square. ICD estimated from Google Maps linework.
Maricopa, AZ
Pinal Co.
United States 		W Marion May Ln.
(33.05054, -112.00216) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2007 No splitter islands.
West Bloomfield Township, MI
Oakland Co.
United States 		W Maple Rd. / Middlebelt Rd.
(42.54350, -83.34114) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.4377 		Other (At-Grade)
Unknown 		2019 ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		W Manhattan Blvd. / Phillips Ave. / Blanchard St.
(41.68496, -83.55039) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.4889 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		W Maldonado Rd. / S 39th Dr.
(33.38301, -112.14297) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rathdrum, ID
Kootenai Co.
United States 		W Majestic Ave. / Thayer St.
(47.79216, -116.87749) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Gloucester, VA
Gloucester Co.
United States 		W Main St. / Waltons Ln. / Fox Centre Pkwy.
(37.39841, -76.52674) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.9525 		Other (At-Grade)
Single-Lane 		2005 West of Route 17, near Walmart and Home Depot retail. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / W 14th Ave.
(39.97756, -86.18355) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.3540 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / US 31 SB Ramps
(39.97787, -86.15802) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2015 Raindrop shaped.
Carmel, IN
Hamilton Co.
United States 		W Main St. / US 31 NB Ramps
(39.97797, -86.15668) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2015 Raindrop shaped.
Anoka, MN
Anoka Co.
United States 		W Main St. / US 10-US 169 EB Ramps / Church St.
(45.20504, -93.40072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2022 Year Completed estimated (2022-2023).
Monroe, WA
Snohomish Co.
United States 		W Main St. / SR 522 SB Ramps
(47.84883, -122.00879) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 Right-turn bypass lane on west leg. Open December 2014.
Westfield, IN
Hamilton Co.
United States 		W Main St. / Shamrock Blvd. / Poplar St.
(40.04253, -86.13259) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.3743 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Luray, VA
Page Co.
United States 		W Main St. / Northcott Dr.
(38.66285, -78.47863) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.virginiadot.org/projects/staunton/page_county_8211_route_211-340,_west_main_street,_northcott_drive_8211_roundabout_and_intersection_improvements.asp
Carmel, IN
Hamilton Co.
United States 		W Main St. / N. Pennsylvania St.
(39.97798, -86.15539) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.2690 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / N Thompson Rd.
(43.17636, -89.25448) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0321 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / N Mallard Dr.
(43.17674, -89.25973) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8061 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Leitchfield, KY
Grayson Co.
United States 		W Main St. / N Main St. / E Main St. / S Main St.
(37.48011, -86.29373) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
55.9188 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Yielding on circulatory roadway; pedestrian crossings to building in central island. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / N Illinois St.
(39.97783, -86.16228) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2005
Carmel, IN
Hamilton Co.
United States 		W Main St. / N Guilford Rd.
(39.97815, -86.14109) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
31.1168 		Other (At-Grade)
Single-Lane 		2019 http://carmellink.com/project.php?title=Guilford%20Road%20and%20Main%20Street%20Roundabout ICD estimated from Google Maps linework.
Newark, OH
Licking Co.
United States 		W Main St. / N 4th St. / S 4th St.
(40.05725, -82.40430) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://news.yahoo.com/stories-2022-ohio-13-reopens-101620225.html
Fredericktown, MO
Madison Co.
United States 		W Main St. / MO-72 / Commercial Dr. / Sinek Dr.
(37.56046, -90.31618) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
41.6573 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Greenwood, IN
Johnson Co.
United States 		W Main St. / Meadowview Ln. / Yorktown Rd.
(39.61346, -86.13940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.greenwood.in.gov/topic/blocks.php?topicid=343&structureid=45
Jacksonville, AR
Pulaski Co.
United States 		W Main St. / Harris Rd. / Jacksonville Cutoff Rd.
(34.87108, -92.15646) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.0542 		Other (At-Grade)
Single-Lane 		2014 date: http://www.cityofjacksonville.net/Archive/ViewFile/Item/113 (warning: large pdf) ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / Grand Blvd.
(39.97798, -86.15168) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015
Jonesborough, TN
Washington Co.
United States 		W Main St. / Depot St. / TN Hwy 353
(36.28199, -82.48374) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.4734 		Other (At-Grade)
Single-Lane 		2014 Bypass lane in west quadrant with acute view angle. ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / CTH C (N Grand Ave.)
(43.17611, -89.26487) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0323 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / Clay Center Rd.
(39.97760, -86.17952) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
43.0148 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Waunakee, WI
Dane Co.
United States 		W Main St. / Century Ave.
(43.19206, -89.46181) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.2174 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Year Completed estimated (2014-2018). ICD estimated from Google Maps linework.
Farmington, NM
San Juan Co.
United States 		W Main St. / Behrend Ave.
(36.72906, -108.20803) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.facebook.com/downtownfarmingtonnm/videos/main-st-phase-2-reopened-to-vehicles-on-november-24th-2020/170344904783299/
Farmington, NM
San Juan Co.
United States 		W Main St. / Auburn Ave.
(36.72905, -108.21064) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
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.
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.
West Branch, IA
Cedar Co.
United States 		W Main St / Herbert Hoover Hwy / Johnson Cedar Rd. NE
(41.67115, -91.36629) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023 On boundary between Cedar County and Johnson County and on western city limit of West Branch, IA. South leg is gravel road. https://www.anderson-bogert.com/projects/herbert-hoover-highway-and-johnson-cedar-road-roundabout/
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.
Clovis, CA
Fresno Co.
United States 		W Magill Ave. / N Timmy Ave.
(36.83606, -119.72642) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.8089 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		W Magill Ave. / N Helm Ave.
(36.83607, -119.72313) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7207 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Ann Arbor, MI
Washtenaw Co.
United States 		W Madison St. / Mount Vernon Ave. / Mount Pleasant Ave. / Eberwhite Blvd.
(42.27355, -83.76147) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
22.8600 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Pedestrian crossings adjacent to circulatory roadway on west, north, and east legs. https://www.mlive.com/news/ann-arbor/2023/10/check-out-ann-arbors-new-mini-neighborhood-roundabout-now-open-to-traffic.html
Mesick, MI
Wexford Co.
United States 		W M-115 Hwy. / N 13 Rd.
(44.40366, -85.69952) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.1033 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Murfreesboro, TN
Rutherford Co.
United States 		W Lytle St. / W College St.
(35.84858, -86.39724) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7872 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Glendale, AZ
Maricopa Co.
United States 		W Luke Ave. / N 89th Ave.
(33.51770, -112.25141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Single lane, fully mountable central island, mini-roundabout with a 17' wide circulating lane.
Gilroy, CA
Santa Clara Co.
United States 		W Luchessa Blvd. / Merlot Dr.
(36.99410, -121.59300) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Gilroy, CA
Santa Clara Co.
United States 		W Luchessa Ave. / W 10th St.
(36.99065, -121.58528) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2016
Gilroy, CA
Santa Clara Co.
United States 		W Luchessa Ave. / Thomas Rd.
(36.99107, -121.57357) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2014 Year Completed estimated (2014-2015).
Gilroy, CA
Santa Clara Co.
United States 		W Luchessa Ave. / Miller Ave.
(36.99209, -121.58788) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2020-2021).
Newark, OH
Licking Co.
United States 		W Locust St. / N 5th St. / Granville Rd.
(40.05943, -82.40737) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024 Oval shaped. https://www.facebook.com/CityOfNewarkOhioConstructionUpdates/videos/the-roundabout-at-the-intersection-of-north-5th-granville-street-and-west-locust/342841498272219/
Milwaukee, WI
Milwaukee Co.
United States 		W Locust St. / N 21st St.
(43.07156, -87.96447) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
16.1541 		Other (At-Grade)
Single-Lane 		2022 N 21st St. is one-way northbound.
Upper Allen Township, PA
Cumberland Co.
United States 		W Lisburn Rd. / Grantham Rd.
(40.16298, -76.99018) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
16.4290 		Other (At-Grade)
Single-Lane 		2018 https://www.abc27.com/news/top-video/new-traffic-circle-opens-in-upper-allen_20181003215307/1495637846 ICD estimated from Google Maps linework.
Scio Township , MI
Washtenaw Co.
United States 		W Liberty Rd. / Zeeb Rd.
(42.26934, -83.83817) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.mlive.com/news/ann-arbor/2022/09/new-roundabout-near-ann-arbor-opens-after-weeks-of-construction.html
Sterling, IL
Whiteside Co.
United States 		W Le Fevre Rd. / Lynn Blvd.
(41.80133, -89.72783) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.radiorockriver.com/2020/10/26/the-sterling-roundabout-is-now-open-for-business/
Whitchurch-Stouffville, ON
York
Canada 		W Lawn Crescent / Creekland Ave.
(43.97676, -79.26308) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.4704 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 ICD estimated from Google Maps linework.
Lancaster, CA
Los Angeles Co.
United States 		W Lancaster Blvd. / 15th St. W
(34.69671, -118.15694) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4946 		Other (At-Grade)
Single-Lane 		2019 http://www.abetterroadahead.com/roundabouts.html ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States 		W Lake Sammamish Pkwy SE / I-90 WB Ramps
(47.56690, -122.09947) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
139.9998 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Open November 2013. Raindrop shape.
Fleming, NY
Cayuga Co.
United States 		W Lake Rd. / White Bridge Rd. / Lake Ave. / Sand Beach Rd. / (park access)
(42.90470, -76.54446) 		Rotary
Existing 		Other
None 		5 Approaches
0 Driveways
109.7280 		Other (At-Grade)
Single-Lane 		Mixture of Yield and Stop signs.
Hollywood Lakes, FL
Broward Co.
United States 		W Lake Dr. / W Lake Loop (south)
(26.02149, -80.12818) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Hollywood Lakes, FL
Broward Co.
United States 		W Lake Dr. / W Lake Loop (north)
(26.02281, -80.12807) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Richmond, VA
Richmond City
United States 		W Laburnum Ave. / I-195 SB Ramps
(37.58383, -77.47494) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island 		2020 Central island made of pre-cast concrete. https://precast.org/2021/08/first-of-its-kind/
Flagstaff, AZ
Coconino Co.
United States 		W John Wesley Powell Blvd. / I-17 SB Ramps
(35.13989, -111.68564) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.8797 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Greenfield, IN
Hancock Co.
United States 		W John L Modglin Dr. / (entrance to Hancock Health Gateway)
(39.81536, -85.91693) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020
Cockrel Hill, TX
Dallas Co.
United States 		W Jefferson Blvd. / S Cockrell Hill Rd.
(32.73730, -96.89138) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Replaced split-phased traffic signal. August 2022 - undergoing additional study by Dallas County due to saturated peak hour conditions on NB and SB approaches. Traffic has nearly reached projected 2035 volumes in year 2022, based on study from 2014.
Muncie, IN
Delaware Co.
United States 		W Jackson St. / N Nebo Rd.
(40.20592, -85.46167) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1886 		Other (At-Grade)
Unknown 		2016 ICD estimated from Google Maps linework.
Spearfish, SD
Lawrence Co.
United States 		W Jackson Blvd. / N Ames St.
(44.49091, -103.86730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.bhpioneer.com/local_news/the-hive-sculpture-lands-in-spearfish-roundabout/article_abbaa2e6-10c1-11ec-86f3-4fe4d056e41e.html
Jacksonville, FL
Duval Co.
United States 		W Independent Dr. / S Laura St.
(30.32553, -81.65970) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2010 Laura St and one leg of Independent Dr were converted to two-way from one-way.
Springfield, IL
Sangamon Co.
United States 		W Iles Ave. / Archer Elevator Rd.
(39.77083, -89.73465) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.8829 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Grand Island, NE
Hall Co.
United States 		W Husker Hwy. / Prairieview St.
(40.88797, -98.38297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2016-2020).
Frederick, MD
Frederick Co.
United States 		W Huff Blvd.
(39.44689, -77.43046) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Marshfield, MO
Webster Co.
United States 		W Hubble Dr. / N Buffalo St. / Banning St.
(37.34734, -92.91241) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 https://www.modot.org/node/21580
Tempe, AZ
Maricopa Co.
United States 		W Howe St. / S Wilson St.
(33.41682, -111.94575) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Lincoln, NE
Lancaster Co.
United States 		W Holdrege St. / W Partridge Ln.
(40.82819, -96.79292) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Lincoln, NE
Lancaster Co.
United States 		W Holdrege St. / W Chitwood Ln.
(40.82831, -96.78397) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2022 Elliptical shaped. ICD = 105 ft x 90 ft. South leg stubbed. Year Completed estimated (2021-2023).
Lincoln, NE
Lancaster Co.
United States 		W Holdrege St. / NW 50th St.
(40.82822, -96.78975) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Orewa, Auckland
Auckland
New Zealand 		W Hoe Rd. / Centreway Rd.
(-36.58162, 174.68959) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Elkhart, IN
Elkhart Co.
United States 		W Hively Ave. / Oakland Ave.
(41.65965, -85.98478) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.0760 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Elkhart, IN
Elkhart Co.
United States 		W Hively Ave. / 17th St.
(41.65968, -85.99446) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.9682 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Parkland, FL
Broward Co.
United States 		W Hillsboro Blvd. / Everglades Way
(26.33234, -80.22481) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2021 Striped out inside circulating lane and inside entry lanes on east and west legs. https://www.cityofparkland.org/CivicAlerts.aspx?AID=734&ARC=1308
Social Circle, GA
Walton Co.
United States 		W Hightower Trl. / Alcova Dr.
(33.66042, -83.72509) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.8166 		Other (At-Grade)
Unknown 		2017 ICD estimated from Google Maps linework.
Middleton, ID
Canyon Co.
United States 		W Highlands Ranch Pkwy. / W Ayrshire St.
(43.72271, -116.64060) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street. Pedestrian crossings within circulatory roadway.
Middleton, ID
Canyon Co.
United States 		W Highlands Ranch Pkwy. / N Sombrero Ave.
(43.72247, -116.64464) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter island on side street. Unmarked pedestrian crossings within or adjacent to circulatory roadway.
Middleton, ID
Canyon Co.
United States 		W Highlands Pkwy. / Stallion Springs Way
(43.71894, -116.63822) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2008 No splitter islands on side street. Year Completed estimated (2007-2009).
Middleton, ID
Canyon Co.
United States 		W Highlands Pkwy. / 9th St.
(43.71596, -116.64096) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 No splitter island on side street.
Middleton, ID
Canyon Co.
United States 		W Highland Ranch Pkwy. / N Branding Iron Ave. / W Blue Lightning St.
(43.72344, -116.65073) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street. Pedestrian crossings within or adjacent to circulatory roadway.
Peoria, IL
Peoria Co.
United States 		W Hickory Grove Rd. / N Allen Rd.
(40.82776, -89.63078) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.7266 		Other (At-Grade)
Single-Lane 		2013 https://www.pjstar.com/photogallery/IP/20121120/PHOTOGALLERY/311209886/PH/1 . ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Moon Dr. / N Providence Dr.
(40.40383, -111.93168) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Saratoga Springs, UT
Utah Co.
United States 		W Harvest Moon Dr. / N Nectar Way / Blossom Ct.
(40.40476, -111.92906) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.