Roundabouts Database Index

30016 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Doral, FL Miami-Dade Co. United States	NW 88th St. / NW 100th Pl. (25.85352, -80.36082)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian crossing in circulatory roadway.
Key Biscayne, FL Miami-Dade Co. United States	Grand Bay Dr. / Grand Bay Dr. S (25.69260, -80.15982)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
New Rochelle, NY Westchester Co. United States	Glen Island Park (40.88517, -73.78382)	Rotary Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 103.6320	Other (At-Grade) Single-Lane
Avondale, PA Chester Co. United States	Brittany Circle (39.80609, -75.74373)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
West Miami, FL Miami-Dade Co. United States	Sylvania Blvd. / SW 58th Ave. / SW 12th St. (25.75988, -80.28980)	Traffic Calming Circle Existing	All-Way Stop Unknown	6 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
West Miami, FL Miami-Dade Co. United States	SW 64th Ave. / SW 12th St. (25.75929, -80.29977)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
South Miami, FL Miami-Dade Co. United States	SW 63rd Ave. / SW 66th St. (25.70943, -80.29568)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
South Miami, FL Miami-Dade Co. United States	SW 66th St. / SW 64th Ave. (25.70935, -80.29770)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
South Miami, FL Miami-Dade Co. United States	SW 63rd Ave. / SW 68th St. (25.70763, -80.29558)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Uleta, FL Miami-Dade Co. United States	NE 175th St. / NE 10th Ave. (25.93634, -80.18047)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
La Gorce, FL Miami-Dade Co. United States	Pine Tree Ln. / Lagorce Cir. (25.84734, -80.12756)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Surfside, FL Miami-Dade Co. United States	Byron Ave. / 95th St. (25.88517, -80.12519)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Dakota Dunes, SD Union Co. United States	Dakota Dunes Blvd. / E Sawgrass Trl. (42.49039, -96.49223)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 119.4816	Other (At-Grade) Single-Lane
Boynton Beach, FL Palm Beach Co. United States	Chesapeake Cir. / Nautica Sound Blvd. / (parking) (26.56804, -80.10103)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Lake Worth, FL Palm Beach Co. United States	Cypress Ln. / 5th Ave. (26.58379, -80.10686)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Boca Raton, FL Palm Beach Co. United States	NE 4th St. / (parking) (26.35428, -80.07000)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Citrus Ridge, FL Indian River Co. United States	94th Dr. / (parking) (27.63435, -80.52040)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Guatemala City, Guatemala Guatemala Guatemala	Anillo Periférico / (unknown) (14.62255, -90.56021)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Winter Park, FL Seminole Co. United States	Hawkscrest Dr. / Kestrel Perch Pl. (28.62851, -81.30294)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Junction West, CA Placer Co. United States	Camino Real Way / Camino Real Way (38.76573, -121.35364)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Miami, FL Miami-Dade Co. United States	Altara Ave. / Monserrate St. (25.73228, -80.26929)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Miami, FL Miami-Dade Co. United States	Altara Ave. / Palmarito St. (25.73259, -80.26833)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Miami, FL Miami-Dade Co. United States	Altara Ave. / Toledo St. (25.73224, -80.27088)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Coconut Grove, FL Miami-Dade Co. United States	Madrid St. / Venetia Ave. (25.75889, -80.28210)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Mission, TX Hidalgo Co. United States	Santa Engracia / Plantation Grove Blvd. / (parking) (26.16439, -98.28937)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Princeton, FL Miami-Dade Co. United States	SW 121st Ave. / SW 249th Terrace / SW 250th St. (25.53493, -80.38592)	Other Existing	All-Way Stop Unknown	6 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Homestead, FL Miami-Dade Co. United States	SW 273rd St. / SW 119th Ave. (25.51354, -80.38411)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Virginia Beach, VA Virginia Beach City United States	Smith Dr. / (parking) (36.86790, -76.18361)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Cypress Reserve, FL Osceola Co. United States	Cypress Reserve Blvd. / Harwich Dr. / Gilford Dr. (28.32949, -81.43040)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Crestwood, FL Osceola Co. United States	Weston Blvd. / Silverwood Dr. / White Cedar Cir. (28.33747, -81.43993)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Stonefield, FL Osceola Co. United States	Stonehurst Circle (28.34207, -81.44121)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Goose Creek, TN Williamson Co. United States	General Martin Ln. / Walter Roberts St. (35.86647, -86.84368)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Northwood, FL Palm Beach Co. United States	54th St. / Manning Ave. (26.75960, -80.05737)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Boynton Beach, FL Palm Beach Co. United States	(unknown) (26.52962, -80.20179)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Estero, FL Lee Co. United States	La Bianco St. / Monte Grande Blvd. (26.45358, -81.80095)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Estero, FL Lee Co. United States	Caladesi Dr. / La Serena Dr. (26.45343, -81.80822)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
New York City, NY New York Co. United States	W 79th St. / Henry Hudson Pkwy. SB Ramps (40.78573, -73.98446)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Hollywood Lakes, FL Broward Co. United States	Harbor Island Dr. / Three Islands Blvd. (25.99839, -80.12636)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Hollywood Lakes, FL Broward Co. United States	Marina Dr. / Commodore Way (26.00131, -80.12111)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Winnsboro, SC Fairfield Co. United States	Holly St. / Elm St. (34.36295, -81.08352)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Palm Beach Gardens, FL Palm Beach Co. United States	Bautista Way / Murano Cir. / Roma Ln. (26.80508, -80.13425)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Ritz Carlton, FL Palm Beach Co. United States	Bald Eagle Dr. / Royal Tern Ct. (26.89194, -80.09133)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Miami, FL Miami-Dade Co. United States	NE 143rd St. / NE 7th Ave. (25.90679, -80.18520)	Traffic Calming Circle Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian crossings through circulatory roadway.
Rockledge, FL Brevard Co. United States	Ventana Blvd. / Orion Way (28.29081, -80.71713)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Rockledge, FL Brevard Co. United States	Ventana Blvd. / San Miguel Ln. (28.29118, -80.71449)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Northboro Park Historic District, FL Palm Beach Co. United States	Spruce Ave. / 38th St. (26.74750, -80.05447)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Hypoluxo, FL Palm Beach Co. United States	Waterside Dr. / Waterside Dr. (26.55553, -80.05738)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Flagami, FL Miami-Dade Co. United States	SW 2nd St. / SW 63rd Ct. (25.76876, -80.29912)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Bella Vista, FL Palm Beach Co. United States	Bella Vista Ct. / Palm Ave. / Seminole Ave. (26.92904, -80.07462)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Panama City Beach, FL Bay Co. United States	Sand Oak Blvd. / Blue Sage Rd. (30.25312, -85.93547)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Buck Lake, FL Leon Co. United States	Reserve Dr. / Reserve Dr. (30.43344, -84.20507)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Hialeah, FL Miami-Dade Co. United States	W 16th St. / W 2nd Ave. (25.83611, -80.28591)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Maple Ash, AZ Maricopa Co. United States	W 9th St. / S Ash Ave. (33.42048, -111.94237)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Redland, MD Montgomery Co. United States	Columbus Ave. / Gramercy Blvd. (39.12362, -77.16494)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Saint Lucie West, FL St. Lucie Co. United States	NW Courtyard Cir. / (unknown) (27.31244, -80.40819)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Saint Lucie West, FL St. Lucie Co. United States	NW Courtyard Cir. / (parking) (27.31400, -80.41023)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Pedestrian access to central island.
Vero Beach, FL Indian River Co. United States	Club Terrace / (unknown) (27.68343, -80.39437)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Vero Beach, FL Indian River Co. United States	Harbor Village Dr. / E Harbor Village Dr. / W Harbor Village Dr. (27.68850, -80.39491)	Other Existing	All-Way Stop Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane
Apopka, FL Orange Co. United States	Bolzano Dr. / Roveri Ave. (28.70522, -81.46060)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Maineville, OH Warren Co. United States	Miami Bluffs Blvd. / Crossing Dr. (39.33828, -84.24190)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on north or south legs.
Naples, FL Collier Co. United States	Loblolly Bay Dr. / Bishopwood Ct. (26.14397, -81.67954)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Forest Glenn of Naples, FL Collier Co. United States	Jungle Plum Dr. / Periwinkle Way (26.15038, -81.68055)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
The Brooks, FL Lee Co. United States	Olde Lighthouse Rd. / Salerno Bay Rd. / Amalfi Coast Rd. / Crooked River Rd. (26.39192, -81.78105)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
The Brooks, FL Lee Co. United States	Olde Lighthouse Rd. / Crooked River Rd. / Cape Roman Rd. (26.39408, -81.78005)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Beaver Falls, PA Beaver Co. United States	College Ave. / 31st St. / Moss Alley (40.77170, -80.32230)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Unknown		Parking along circulatory roadway.
Tuscaloosa, AL Tuscaloosa Co. United States	Harvest Ln. / Hay Market Ln. (33.11575, -87.54697)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Unknown Single-Lane		No splitter islands; pedestrian access to central island (gazebo).
Tuscaloosa, AL Tuscaloosa Co. United States	Farmdale Dr. / Hinton Place Rd. (33.11140, -87.54916)	Other Existing	All-Way Stop None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Chevy Chase, MD Montgomery Co. United States	Rosemary Circle [Rosemary St. / Hillcrest Pl. / Stanford St.] (38.97789, -77.08055)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Parking along circulatory roadway.
Milwaukee, WI Milwaukee Co. United States	N Cambridge Ave. / E Kenwood Blvd. (43.07468, -87.89152)	Traffic Calming Circle Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 9.7536	Other (At-Grade) Single-lane w/ Traversable Central Island		Installed before April 2005.
Lumberton, TX Hardin Co. United States	Chapel Creek Dr. / Spring Brook Ct. (30.25542, -94.20976)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Guaynabo, PR Santa Rosa Barrio United States	Calle El Yunque / Calle Parque de los Niños / Calle El Vigia (18.36403, -66.11971)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane
Alexandria, VA Alexandria City United States	Beverley Circle: Old Dominion Blvd. / Chalfonte Dr. (38.83602, -77.07233)	Other Existing	All-Way Stop Unknown	3 Approaches 2 Driveways 0.0000	Other (At-Grade) Single-Lane		Parking within circulatory roadway. No splitter islands.
Alexandria, VA Alexandria City United States	Cameron Station Blvd. / Brenman Park Dr. (38.80933, -77.11861)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Pedestrian access to central island.
Arlington, VA Arlington Co. United States	Key Blvd. / N Danville St. (38.89224, -77.09208)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Sierra Vista, AZ Cochise Co. United States	Rucker St. / Cooney St. / Jeffords St. (31.55599, -110.34628)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2010	Stop line at each entry. Pedestrian crossings within circulatory roadway.
Sierra Vista, AZ Cochise Co. United States	Jeffords St. / Cushing St. (31.55698, -110.33997)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 37.7952	Other (At-Grade) Single-Lane	2010	Stop line at each entry. Pedestrian crossings within circulatory roadway.
Dallas, TX Dallas Co. United States	Snider Plaza / Milton Ave. (32.84849, -96.78790)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	1995
Magnolia, TX Montgomery Co. United States	Cimarron Creek Blvd. / Tolby Creek Ln. / Winding Pass Ln. / Ute Creek Ln. (30.21509, -95.59255)	Roundabout Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Euless, TX Tarrant Co. United States	Smokey Quartz Ln. / Cypress Thorn Dr. (32.80108, -97.08018)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	No splitter islands. Small brick-paved raised central island.
Euless, TX Tarrant Co. United States	Smokey Quartz Ln. / Blue Topaz Trl. (32.80268, -97.08013)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	Landscaped splitter islands on Smokey Quartz Ln; small brick-paved central island.
Euless, TX Tarrant Co. United States	Smokey Quartz Ln. / Silver Marten Trl. (32.80427, -97.08013)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	Raised brick-paved central island.
Arlington, TX Tarrant Co. United States	Beaver Creek Dr. / Park View Pl. (32.81111, -97.07518)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2018	Landscaped splitter island only on northwest leg. No apron; small landscaped central island with concrete curb.
Arlington, TX Tarrant Co. United States	Beaver Creek Dr. / Spotted Fawn Dr. (32.81284, -97.07634)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2018	Splitter islands on Beaver Creek Dr. Small landscaped central island, with no apron and a concrete curb.
Arlington, TX Tarrant Co. United States	Emerald Grove Dr. / Prairie Crest Ln. (32.81193, -97.06947)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 4.5720	Other (At-Grade) Single-Lane	2022
Palm City, FL Martin Co. United States	SW Goldenglow Dr / SW Blue Daze Way (27.16607, -80.32846)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2006	No splitter islands.
Merrillville, IN Lake Co. United States	Arthur Blvd. / McKinley Cir. (41.48737, -87.35982)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian access to central island.
Bowling Green, KY Warren Co. United States	Fieldstone Blvd. / Cave Springs Ave. (36.92962, -86.42874)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Latham, NY Albany Co. United States	Winter Creek Blvd. / (parking) (42.73060, -73.76251)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
(unincorporated), FL Palm Beach Co. United States	Lakes at Boca Raton / Cain Blvd. (26.39603, -80.21160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3962	Other (At-Grade) Single-Lane	1994	Completed November 1994. ICD estimated from Google Maps linework.
Lisbon, MD Howard Co. United States	MD 94 / MD 144 (39.33700, -77.07360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	1993	First roundabout in Maryland. Built initially as temporary, made permanent after one month.
Gainesville, FL Alachua Co. United States	SE 7th St. / SE 4th Ave. (29.64824, -82.31792)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	1992	Pedestrian crossings within circulatory roadway. Completed April 1992.
Fort Walton Beach, FL Okaloosa Co. United States	Hollywood Blvd. / Doolittle Blvd. (30.41364, -86.66468)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.8704	Other (At-Grade) Single-Lane	1994
Tallahassee, FL Leon Co. United States	Killarney Way / Shamrock Dr. (30.51361, -84.22315)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.7810	Other (At-Grade) Single-Lane	1994	Completed August 1994. ICD estimated from Google Maps linework.
Bradenton Beach, FL Manatee Co. United States	SR 789 / Bridge St. (27.46500, -82.69847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.8361	Other (At-Grade) Single-Lane	1994	Completed August 1994. ICD estimated from Google Maps linework.
Santa Barbara, CA Santa Barbara Co. United States	Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd. (34.42903, -119.67720)	Roundabout Existing	All-Way Yield None	5 Approaches 1 Driveways 23.6427	Other (At-Grade) Single-Lane	1992	Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework.
Long Beach, CA Los Angeles Co. United States	Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 137.1597	Other (At-Grade) Multilane (2 Lane, unspecified)	1993	Traffic circle conversion. Modified in 2020 to reduce lanes. 21442
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Hualapai Way (36.17850, -115.31770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 70.1040	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 91.4400	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2010 to reduce lane configuration. 21442
Boca Raton, FL Palm Beach Co. United States	SW 18th St. / Juana Rd. (SW 12th Ave.) (26.33206, -80.11059)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane		Raised splitter islands on SW 18th St., painted splitter islands on Juana Rd.. Flashing warning beacon on eastbound SW 18th St. approach. Year Completed unknown (before 1985).
Vail, CO Eagle Co. United States	Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Multilane (2 Lane, unspecified)	1995	Raindrop-shaped central island.