Roundabouts Database Index

28782 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
Fulton, MD Howard Co. United States	S Maple Lawn Blvd. / Eugene Ave. / Charles Way (39.14787, -76.91560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017
Pleasant Prairie, WI Kenosha Co. United States	Bain Station Rd. / 88th Ave. (CR H) (42.55125, -87.91362)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2017	https://www.rasmith.com/projects/cthh-bain-station-roundabout/
Lancaster, PA Lancaster Co. United States	(circulation road within The Shoppes at Belmont) / (entrance road) (40.06707, -76.31415)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018).
Edmonton, AB Division 11 Canada	Buena Vista Rd. NW / Sir Wilfrid Laurier Park Rd. / 132 St. (53.51208, -113.54963)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.0000	Other (At-Grade) Single-Lane	2017	Right-turn bypass lane on west leg direct into parking lot. Year Completed estimated (2016-2017).
Charlotte, NC Mecklenburg Co. United States	Tilley Morris Rd. / Ardrey Kell Rd. / Stonemede Ln. (35.05963, -80.75320)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Oxford, MS Lafayette Co. United States	CR 300 (34.34122, -89.53315)	Other Existing	Uncontrolled Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2017	No splitter islands. Future plans to add north and south legs to serve new housing.
Owings Mills, MD Baltimore Co. United States	Ballard Green Dr. / Wilson Shannon Dr. / Julia Ln. (39.39162, -76.80439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Flower Mound, TX Denton Co. United States	College Pkwy. / Berwick Ln. / Jacob Lugo Dr. (33.05525, -97.07728)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2017
Santa Teresa, CA Santa Clara Co. United States	Raleigh Rd. / Coronado Ave. (37.24222, -121.78522)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Danville, IN Hendricks Co. United States	E Main St. / CR 200 E (39.76169, -86.48632)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Mount Pleasant, SC Charleston Co. United States	Shoremeade Rd. / Indigo Market Dr. / James Nelson Rd. (32.83006, -79.83643)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2017
Sparks, NV Washoe Co. United States	Windmill Farms Pkwy. / Kiley Pkwy. (39.60860, -119.72023)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2017
Greensburg, IN Decatur Co. United States	W Veterans Way / N Memorial Dr. (39.35827, -85.50471)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2014-2019).
Plainfield, IN Hendricks Co. United States	Saratoga Pkwy. / Concord Rd. (39.69999, -86.41897)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2017
Griffin, GA Spalding Co. United States	N Hill St. / Northside Dr. / Tuskeegee Ave. (33.26879, -84.26151)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2017	https://www.cityofgriffin.com/Departments/PublicWorks/Transportation.aspx. Year Completed estimated (2017-2018).
Canton, GA Cherokee Co. United States	(unknown) / (unknown) (34.25149, -84.37275)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2017
Lakeview North, UT Utah Co. United States	Lakeshore Dr. / W 1390 N (40.25277, -111.71290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Providence, UT Cache Co. United States	W 100 S / 485 W (41.70634, -111.83031)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue d'Angora / Rue des Tilleuls (45.71697, -73.64922)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 32.0000	Other (At-Grade) Single-Lane	2017
Columbia, MD Howard Co. United States	Oakland Mills Rd. / MD 175 SB Ramps / (unknown) (39.21308, -76.83456)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Freeway Ramps (Grade-Separated) Single-Lane	2017	Year Completed estimated (2016-2017).
Columbia, MD Howard Co. United States	Oakland Mills Rd. / Old Montgomery Rd. (39.20788, -76.83157)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017
Fort Worth, TX Tarrant Co. United States	E Bonds Ranch Rd. / US 81 NB Service Road (32.92414, -97.35663)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 56.3877	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2017	Right-turn-only lane on east leg wraps along circulatory roadway in north quadrant, but there is no section of three conflicting circulating lanes.
Fort Worth, TX Tarrant Co. United States	W Bonds Ranch Rd. / US 81 SB Ramps-Service Road (32.92433, -97.35862)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	3 Approaches 0 Driveways 39.6240	Freeway Ramps (Grade-Separated) Single-Lane	2017	Double-track BNSF railroad at-grade railroad crossing approximately 800 feet to the west of the roundabout.
Bradenton, FL Manatee Co. United States	38th Ave. E / 27th St. E (27.46562, -82.52979)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2017
Bradenton, FL Manatee Co. United States	38th Ave. E / 30th St. E (27.46533, -82.52634)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017
Roseville, CA Placer Co. United States	Roseville Pkwy. / Painted Desert Way (38.79230, -121.32493)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Yield-controlled right-turn bypass lane on north leg. East leg stubbed. 21442.
Roseville, CA Placer Co. United States	Roseville Pkwy. / (unknown) (38.78900, -121.32076)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018).
Modesto, CA Stanislaus Co. United States	Roselle Ave. / Kodiak Dr. (37.68158, -120.93963)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, unspecified)	2017
(unincorporated), TX Webb Co. United States	Inspiration Pkwy. / (unknown) (27.59683, -99.43837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2017
(unincorporated), TX Webb Co. United States	(unknown) / (unknown) (27.59454, -99.43233)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Other (At-Grade) Multilane (2 Lane, unspecified)	2017
Headingley, MB Division 11 Canada	Race Track Rd. / Nick Laping Way (49.88156, -97.33244)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.0000	Other (At-Grade) Single-Lane	2017	Right-turn bypass lane on west leg.
Tumwater, WA Thurston Co. United States	Israel Rd. SW / Tyee Dr. SW (46.98552, -122.92855)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Right-turn-only lane on north leg. South leg stubbed. Year Completed estimated (2016-2017).
Visalia, CA Tulare Co. United States	W Shannon Pkwy. / N Giddings St. (36.35936, -119.30572)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	2017
Woodinville, WA King Co. United States	NE 171st St. / 135th Ave. NE (47.75063, -122.15921)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Maple Valley, WA King Co. United States	228th Ave. SE / SE 275th Pl. / SE Bear Blvd. (47.35485, -122.03766)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Ogden, UT Weber Co. United States	Combe Rd. / Skyline Dr. (41.15951, -111.92682)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Cologne, MN Carver Co. United States	STH 5 / Orchard Rd. (44.82925, -93.82348)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2017	Rural. Year Completed estimated (2017-2018).
Waconia, MN Carver Co. United States	CR 10 (Orchard Rd.) / Community Dr. (44.83673, -93.82410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Overland Park, KS Johnson Co. United States	W 159th St. / Mission Rd. (38.84021, -94.63052)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2017	Right-turn-only lane on west leg.
San Jose, CA Santa Clara Co. United States	Communications Hill Blvd. / Llano De Los Robles Ave. (37.28371, -121.84892)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	North leg added 2020.
Zumbrota, MN Goodhue Co. United States	180th Ave. / S Main St. / E 18th St. / US 52 WB Ramps (44.28223, -92.66933)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Year Completed estimated (2015-2018).
Zumbrota, MN Goodhue Co. United States	180th Ave. / County 10 Blvd. / US 52 EB Ramps (44.28087, -92.67098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Year Completed estimated (2015-2018).
Katy, TX Harris Co. United States	Marcello Lakes Dr. / Fortunata Way (29.83069, -95.79374)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
McDonough, GA Henry Co. United States	GA 20 (Conyers Rd.) / E Lake Rd. (33.50149, -84.07857)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
McDonough, GA Henry Co. United States	Lake Dow Rd. / Rodgers Rd. / Rosser Rd. (33.44197, -84.10629)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017
Homer, LA Claiborne Par. United States	US 79 / US 79 Bypass / LA 9 (32.75646, -93.07671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1497	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018 - streetview) ICD estimated from Google Maps linework.
Pearl River, LA St. Tammany Par. United States	US 11 (Concord Blvd.) / Cleo Rd. (30.35615, -89.74532)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0705	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Fitchburg, MA Worcester Co. United States	Electric Ave. / Rollstone Rd. / Rollstone St. (42.56713, -71.81346)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.5921	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	https://www.sentinelandenterprise.com/2017/04/29/work-on-roundabout-at-rollstone-road-and-electric-ave-in-fitchburg-begins-monday-will-require-detour/ ICD estimated from Google Maps linework.
Bakersfield, CA Kern Co. United States	Campus Park Dr. / Windermere St. / (unknown) (35.31991, -119.13491)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0564	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
St Johns, FL St. Johns Co. United States	Durbin Creek Blvd. / Davis Pond Blvd. (30.11100, -81.61024)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1935	Other (At-Grade) Single-Lane	2017	Originally opened as multilane roundabout (1999-2002) with concentric circulatory roadway striping. Converted to single-lane roundabout 2016-2017. ICD estimated from Google Maps linework. 21442
St Johns, FL St. Johns Co. United States	Beachwalk Blvd. / Caribbean Pl. (30.08488, -81.48445)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.3708	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
St Johns, FL St. Johns Co. United States	Beachwalk Blvd. / Caribbean Pl. / Marquesa Cir. (30.08650, -81.47858)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.3366	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Bakersfield, CA Kern Co. United States	Campus Park Dr. / Park Square Dr. (35.31828, -119.13234)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0571	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Lewiston Orchards, ID Nez Perce Co. United States	Powers Ave. / Thain Rd. / 14th St. (46.36927, -116.96010)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.8337	Other (At-Grade) Single-Lane	2017	Opened November 3, 2017. https://lmtribune.com/northwest/roundabout-draws-a-yellow-flag/article_137af938-33cf-51a8-b75e-5c38559e8800.html ICD estimated from Google Maps linework.
Durham, NC Durham Co. United States	Brier Creek Pkwy. / Andrews Chapel Rd. (35.92633, -78.77923)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.0798	Other (At-Grade) Single-Lane	2017	ICD = 105 ft. ICD estimated from Google Maps linework.
Spring Lake, NC Harnett Co. United States	Overhills Rd. / Anderson Creek Shopping Center (35.25622, -78.96507)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.2084	Other (At-Grade) Single-Lane	2017	ICD = 120 ft. ICD estimated from Google Maps linework.
Kernersville, NC Forsyth Co. United States	SR 2648 (Old Winston Rd.) / Old Winston St. / Market View Dr. (36.11282, -80.08780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8048	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD = 150 ft. ICD estimated from Google Maps linework.
Pittsboro, NC Chatham Co. United States	Russet Run / Roundtree Way (35.75552, -79.16412)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8919	Other (At-Grade) Single-Lane	2017	Right-turn-only lanes on north and west legs. ICD = 145 ft. ICD estimated from Google Maps linework.
Ingersoll, ON Oxford Canada	Plank Line (Hwy 19) / Hwy 401 EB Ramps (43.02638, -80.85271)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Merging right-turn bypass lanes on southwest and southeast legs.
Ingersoll, ON Oxford Canada	Plank Line (Hwy 19) / Harris St. (Hwy 119) / Hwy 401 WB Ramps (43.02839, -80.85549)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Merging right-turn bypass lanes on northwest and northeast legs.
Credit River Township, MN Scott Co. United States	Texas Ave. / 190th St. E (44.67421, -93.37938)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2017
Fredericksburg, VA Fredericksburg City Co. United States	Fall Hill Ave. / Mary Washington Blvd. (38.31653, -77.48689)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2017	Right-turn bypass add-lane on west leg. Two-lane circulatory road on north quadrant even though all single-lane entries feeding it. RRFB on south leg downstream of right-turn bypass add lane joining roundabout exit.
Staunton, VA Staunton City Co. United States	George Cochran Pkwy. / Frontier Center Trl. (38.13226, -79.04280)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Right-turn-only lane on northeast leg. Fourth leg stubbed. Year Completed estimated (2015-2017).
Stephenson, VA Frederick Co. United States	Northumberland Dr. / Churndash Way / Patchwork Dr. (39.22289, -78.09317)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	No pavement markings or splitter islands as of October 2017.
Vineyard, UT Utah Co. United States	N Vineyard Rd. / S Vineyard Rd. (40.29635, -111.74226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Shenandoah, TX Montgomery Co. United States	David Memorial Dr. / Shenandoah Park Dr. (30.19171, -95.44727)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Right-turn-only markings in both lanes on all entries.
Fort Worth, TX Tarrant Co. United States	Brewer Blvd. / McPherson Blvd. (32.60744, -97.42027)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.3870	Other (At-Grade) Multilane (2 Lane, unspecified)	2017
Saratoga Springs, UT Utah Co. United States	N 3600 W / W Waterbury Dr (40.41506, -111.90693)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (3+ Lane)	2017	Through arrows on entry (no left turn arrows). Northbound has two entry through lanes going into a LT, LT-TH, TH section of circulatory roadway. Year Completed estimated (2016-2017).
Saratoga Springs, UT Utah Co. United States	N 3600 W / Drexler Dr. / W 2450 N (40.41725, -111.90695)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Through arrows on entry - no left turn arrows shown. Year Completed estimated (2016-2017).
Nicollet, MN Nicollet Co. United States	461st Ave. / US 14 WB Ramps (44.26645, -94.19045)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Year Completed estimated (2016-2018).
Nicollet, MN Nicollet Co. United States	461st Ave. / US 14 EB Ramps (44.26470, -94.19047)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Teardrop shape. Year Completed estimated (2016-2018).
Saint-Anselme, QC Bellechasse Regional County Municipality Canada	Chemin Saint-Jacques / Chemin Sainte-Anne (46.62899, -70.98278)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Brannen Cir. (35.18588, -111.64642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Year Completed estimated (2016-2017).
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Calle Reposa (35.18598, -111.64522)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2017
New Haven, IN Allen Co. United States	Maysville Rd. / Landin Rd. / Trier Rd. (41.11345, -85.02366)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8925	Other (At-Grade) Single-Lane	2017	https://www.wboi.org/post/fort-wayne-new-haven-open-new-roundabout#stream/0 ICD estimated from Google Maps linework.
El Jebel, CO Eagle Co. United States	El Jebel Rd. / Shadow Rock Rd. (39.39554, -107.08999)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 128.2910	Other (At-Grade) Single-Lane	2017	https://www.aspentimes.com/news/el-jebel-road-roundabout-opens-saturday/ ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Briargate Pkwy. / Wolf Center Dr. (38.97110, -104.72451)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.9272	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Briargate Pkwy. / Valemount Dr. (38.97236, -104.72142)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4265	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	Briargate Pkwy. / Wolf Lake Dr. (38.97533, -104.71652)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.9955	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2017-2019). ICD estimated from Google Maps linework.
Perrysburg, OH Wood Co. United States	Roachton Rd. / Hull Prairie Rd. (41.52210, -83.67484)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018).
Knightdale, NC Wake Co. United States	Carolinian Ave. / Knightdale Station Run (35.79907, -78.46866)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.9041	Other (At-Grade) Single-Lane	2017	Initial construction completed 2014-2015. Year Completed estimated (2017-2018) with addition of splitter islands and marked crosswalks. ICD estimated from Google Maps linework.
Santa Ana, CA Orange Co. United States	South Pacific Ave. / Willits St. (33.73994, -117.88808)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 13.7160	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018). ICD estimated from Google Earth.
Santa Ana, CA Orange Co. United States	W Bishop St. / S Baker St. (33.73996, -117.88278)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 10.9248	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Statesboro, GA Bulloch Co. United States	Langston Chapel Rd. / Burkhalter Rd. (32.39247, -81.76561)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.2377	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2019). https://www.statesboroherald.com/local/roundabout-construction-to-begin-soon/ ICD estimated from Google Maps linework.
Statesboro, GA Bulloch Co. United States	Burkhalter Rd. / Rushing Rd. (32.40994, -81.73057)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2405	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2019). https://www.statesboroherald.com/local/roundabout-construction-to-begin-soon/ 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.
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.
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.
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.
Ypsilanti Township, MI Washtenaw Co. United States	Wiard Rd. / Airport Dr. (42.23730, -83.56309)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017
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.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Greenhill Rd. (42.50253, -92.47488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9817	Other (At-Grade) Single-Lane	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=922&ARC=2213 ICD estimated from Google Maps linework.
Pleasant Hill, CA Contra Costa Co. United States	Old Quarry Rd. / Camelback Rd. (37.97273, -122.06894)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.1278	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
East Chicago, IN Lake Co. United States	Aldis Ave. / Michigan Ave. / (parking) (41.65558, -87.43921)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Right-turn bypass lane on northwest leg. Removed Inland Steel Overpass to build this roundabout. Opened to traffic 29 Nov 2017. https://xrock1039.com/our-communities/ribbon-cutting-next-week-for-new-east-chicago-roundabout/
Fairhope, AL Baldwin Co. United States	CR 13 (Oberg Rd.) / Gayfer Rd. (30.53094, -87.86917)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.2071	Other (At-Grade) Single-Lane	2017	Striped out (non-raised) external truck aprons on each entry. https://www.facebook.com/fairhope.times/posts/-and-construction-of-the-new-roundabout-on-cr-13-at-gayfer-road-will-begin-next-/677424982444080/ ICD estimated from Google Maps linework.
Wenatchee, WA Chelan Co. United States	S Western Ave. / Cherry St. (47.41556, -120.34606)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 114.7606	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	https://www.wenatcheeworld.com/news/local/western-and-cherry-roundabout-set-to-open/article_bad76724-a124-5e7c-ab09-dcfb897a2676.html ICD estimated from Google Maps linework.
Bristol, VA Bristol City Co. United States	Cabela Dr. / Falls Blvd. (36.63012, -82.14312)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.8367	Other (At-Grade) Single-Lane	2017	https://www.heraldcourier.com/news/lee-highway-detour-to-include-new-roundabout/article_94882d5b-d3ea-5452-ac55-3482a9fbbc3e.html ICD estimated from Google Maps linework.
Calgary, AB Division 6 Canada	Sarcee Trl. SW / Na'a Dr. SW / Trans-Canada Hwy EB Ramps (51.07800, -114.18891)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2017
Prosper, TX Denton Co. United States	Commons Way / Madison Square Way (33.24175, -96.85610)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2017	No splitter islands.