Roundabouts Database

30012 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
Arlington, VA
Arlington Co.
United States 		36th St. S / S Stafford St.
(38.82894, -77.08800) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking within circulatory roadway.
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.
Siesta Key, FL
Sarasota Co.
United States 		Higel Ave. / Ocean Blvd.
(27.28803, -82.55901) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.youtube.com/watch?v=26h5Bkvci6o
Manistee, MI
Manistee Co.
United States 		1st St. / Beach Rd.
(44.24639, -86.34069) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.0728 		Other (At-Grade)
Single-Lane 		2014
Rotterdam, NY
Schenectady Co.
United States 		Rte 146 (Carman Rd.) / I-890 SB Ramps
(42.76055, -73.94206) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Merging right-turn bypass lane on south leg. https://www.news10.com/news/albany-county/road-work-begins-to-upgrade-route-146-intersections/
West Chester Township, OH
Butler Co.
United States 		Tylersville Rd. / Beckett Rd. / (parking)
(39.36211, -84.45517) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023 This is the 40th roundabout in Butler County. The Butler County Engineer's Office has planned, designed, reviewed, or constructed 37 out of the 40.
Oxford, MS
Lafayette Co.
United States 		SR 30 / SR 7 SB Ramps
(34.38488, -89.49810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2022 Raindrop shaped. Series of three roundabouts.
Gorst, WA
Kitsap Co.
United States 		SR 3 / Airport Way SW
(47.50426, -122.75160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2021 Elliptical shaped. ICD = 135 ft x 125 ft. Year Completed estimated (2020-2021).
Lacey, WA
Thurston Co.
United States 		Mullen Rd. SE / Carpenter Rd. SE
(47.00464, -122.77990) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
South Bend, IN
St. Joseph Co.
United States 		Lincoln Way W / Progress Dr.
(41.69728, -86.31354) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2021 Serves South Bend International Airport. https://nwindianabusiness.com/community/business-news/upgrades-to-south-bend-international-airport-in-response-to-increased-passenger-use/27566/
Holland, MI
Ottawa Co.
United States 		Westshore Mall / (parking)
(42.81319, -86.08626) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-Lane 		2021 Entrance to The Shops at Westshore shopping mall
Federal Way, WA
King Co.
United States 		SR 509 (SW Dash Point Rd.) / 47th Ave. SW
(47.32161, -122.39253) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2022
Kalamazoo, MI
Kalamazoo Co.
United States 		Parkview Ave. / S 12th St.
(42.25979, -85.65421) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.mlive.com/news/kalamazoo/2023/08/2-new-roundabouts-opening-friday-in-kalamazoo-county.html
(unincorporated), PA
Westmoreland Co.
United States 		Waltz Mill Rd. / I-70 EB Ramps
(40.21090, -79.66617) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 Raindrop shaped. Year Completed estimated (2021-2023).
Tahlequah, OK
Cherokee Co.
United States 		US 62 (S Muskogee Ave.) / SR 82
(35.85803, -94.97950) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2023 https://www.youtube.com/watch?v=19jDgEMjwKg.
Claremont, MN
Dodge Co.
United States 		CR 3 (130th Ave.) / US 14 EB Ramps
(44.03664, -92.98574) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Raindrop shaped. Year Completed estimated (2021-2023). https://www.dot.state.mn.us/d6/projects/hwy14/index.html.
Claremont, MN
Dodge Co.
United States 		CR 3 (130th Ave.) / US 14 WB Ramps
(44.03834, -92.98577) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Raindrop shaped. Year Completed estimated (2021-2023). https://www.dot.state.mn.us/d6/projects/hwy14/index.html.
West Linn, OR
Clackamas Co.
United States 		OR 43 (Willamette Dr.) / I-205 NB Ramps
(45.36158, -122.60954) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2023 https://www.westlinntidings.com/news/new-i-205-roundabout-opens-at-highway-43-in-west-linn/article_27714680-46ce-11ee-a8d4-db795c337eb4.html (image at https://www.flickr.com/photos/oregondot/ )
McKinney, TX
Collin Co.
United States 		Millwall Dr. / Old Shore Dr.
(33.22346, -96.69307) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.2789 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016 Painted splitter islands.
Koloa, HI
Kauai Co.
United States 		SR 530 (Koloa Rd.) / Ala Kalanikaumaka
(21.90635, -159.47038) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2021 A fourth leg is planned at the north side of this roundabout, but that probably won't be until at least 2030.
Greenwood, IN
Johnson Co.
United States 		W Smith Valley Rd. / I-69 NB Ramps
(39.60476, -86.21867) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2023 https://uploads.knightlab.com/storymapjs/a054ad9d809a2e94199b7216d217fa6d/i-69-finish-line-construction-overview-johnson-county-v-0-4/index.html
Greenwood, IN
Johnson Co.
United States 		W Smith Valley Rd. / I-69 SB Ramps
(39.60480, -86.22082) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2023 https://uploads.knightlab.com/storymapjs/a054ad9d809a2e94199b7216d217fa6d/i-69-finish-line-construction-overview-johnson-county-v-0-4/index.html
Sylvan Lake, AB
Division 8
Canada 		Crestview Blvd. / (unknown)
(52.29241, -114.09186) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.0000 		Other (At-Grade)
Single-Lane 		2022 No splitter islands.
Greenfield, IN
Hancock Co.
United States 		N Manchester Dr. / N Winchester Dr. / N Village Greene Dr.
(39.79872, -85.95045) 		Other
Existing 		Uncontrolled
None 		3 Approaches
3 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Ranson, WV
Jefferson Co.
United States 		N Fairfax Blvd. / E 13th Ave.
(39.30680, -77.85569) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2019 Peanut shaped. ICD = 180 ft on each end; 530 ft long. Year Completed estimated (2017-2020). This condition is locally known as the "Peanut" and constructed within the historic plat of the city where an oval park was visioned. The peanut shape will support additional approaches as further development occurs. https://www.cityofransonwv.net/149/Fairfax-Boulevard https://www.cityofransonwv.net/DocumentCenter/View/1219/Fairfax-Blvd-Extension---Engineering-Peanut?bidId=
Georgetown, DE
Sussex Co.
United States 		S Bedford St. / Arrow Safety Rd.
(38.67394, -75.37738) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 There's a short video of a truck going around this roundabout posted on Sept 1 at https://www.facebook.com/delawaredot/ This roundabout currently has three legs, but a fourth will be added some time in the future.
Saginaw, MI
Saginaw Co.
United States 		Pierce Rd. / S Entrance Dr.
(43.50866, -83.96070) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012 Entrance to Saginaw Valley State University. Year Completed estimated (2011-2014).
Saginaw, MI
Saginaw Co.
United States 		Davis Rd. / College Dr.
(43.51453, -83.95585) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
21.3360 		Other (At-Grade)
Single-Lane 		2008 Right-turn-only arrows and legend on each entry. https://www.mlive.com/news/saginaw/2008/09/svsu_calms_traffic_in_effort_t.html.
Cary, NC
Wake Co.
United States 		White Oak Church Rd. / Ridgeback Rd.
(35.78176, -78.92014) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2016 Southwest leg is exit only.
Fort Mill, SC
Lancaster Co.
United States 		Red Ventures Dr. / Opportunity Dr.
(35.00475, -80.84915) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Linganore, MD
Frederick Co.
United States 		Lake Linganore Blvd. / Eaglehead Dr.
(39.39732, -77.31047) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2022).
Raleigh, NC
Wake Co.
United States 		Cumberland Creek Rd. / Hidden Ridge Dr.
(35.87644, -78.69182) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Raleigh, NC
Wake Co.
United States 		Campus Dr. / Jamboree Rd.
(35.87445, -78.68096) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Reno, NV
Washoe Co.
United States 		Caughlin Crossing / Caughlin Glen
(39.50195, -119.85952) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Bowling Green, KY
Warren Co.
United States 		Westen St. / Rockingham Ave.
(36.96741, -86.44234) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.wnky.com/new-roundabout-opens-near-westen-street/
Sparks, NV
Washoe Co.
United States 		N D'Andrea Pkwy. / San Marino
(39.55763, -119.70347) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2000 Painted splitter islands on east and south legs. Oval shaped. ICD = 100 ft x 85 ft. Year Completed estimated (1999-2002).
Sparks, NV
Washoe Co.
United States 		N D'Andrea Pkwy. / Amore Dr.
(39.55847, -119.70259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2002
Germantown, MD
Montgomery Co.
United States 		Pickering Dr. / Pickering Pl.
(39.18854, -77.27173) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Club Hill Dr. / Thackery Pl.
(39.18531, -77.27012) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Braintree Highlands, MA
Norfolk Co.
United States 		South St. / (unknown)
(42.17309, -71.01367) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2002 Painted splitter island on southeast leg. Year Completed estimated (2001-2002).
Kaitaia, Northland
Far North District
New Zealand 		Donald Ln. / N Park Dr.
(-35.09888, 173.26219) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Whangarei, Northland
Whangarei District
New Zealand 		SH 1-SH 15 / Loop Rd.
(-35.78059, 174.30783) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max)
Vero Beach, FL
Indian River Co.
United States 		Summerwood Ln. SW / Bridgewater Ln. SW
(27.56214, -80.38499) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Vero Beach, FL
Indian River Co.
United States 		11th Cir. / 37th Pl.
(27.66130, -80.39422) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Vero Beach, FL
Indian River Co.
United States 		River Wind Pl. / River Wind Manor
(27.67418, -80.39847) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Vero Beach, FL
Indian River Co.
United States 		Cross Ct. / Boulevard Village Ln. / Doubles Alley Dr.
(27.67261, -80.40038) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Vero Beach, FL
Indian River Co.
United States 		Saint Andrews Island Dr. / Saint Andrews Island Ct.
(27.68715, -80.39194) 		Other
Existing 		Unknown
Unknown 		3 Approaches
5 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
East Greenbush, NY
Rensselaer Co.
United States 		US 4 (Troy Rd.) / I-90-Rte 9 WB Ramps
(42.62923, -73.70059) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2022
Atlanta, GA
Fulton Co.
United States 		Monroe Dr. NE / Armour Dr. NE
(33.81059, -84.37140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Great Barrington, MA
Berkshire Co.
United States 		US 7 (Main St.) / Rte 23-Rte 41 (Maple Ave.)
(42.18916, -73.36466) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.townofgb.org/home/news/state-dot-begins-gb-roundabout-work-brown-bridge-repair-completion-set-june
Sharnbrook, England
Bedford Borough
United Kingdom 		Odell Rd. / School Approach
(52.22056, -0.55379) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Rushden, England
Northants
United Kingdom 		A6 / A5028
(52.27401, -0.58623) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Palm City, FL
Martin Co.
United States 		SW Bimini Circle S / SW Cayman Ct.
(27.19910, -80.31876) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rushden, England
Northants
United Kingdom 		A6 / A5028 (John Clark Way)
(52.30021, -0.58320) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Concentric striped circulatory roadway.
Rosharon, TX
Brazoria Co.
United States 		Crystal View Dr. / (unknown)
(29.43095, -95.45374) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
62.4840 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Two-lane circulatory roadway with single-lane entries on all legs.
Camp Springs, MD
Prince George's Co.
United States 		Telfair Blvd. / Midtown Square
(38.82920, -76.90940) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Richmond, TX
Fort Bend Co.
United States 		Wildwood Park Rd. / McAlpin Meadows
(29.56363, -95.75379) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2021
Fulshear, TX
Fort Bend Co.
United States 		Founders Pecan / Nott Farm Crossing
(29.68246, -95.89819) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2008 Painted splitter islands. No yield sign on southwest leg.
Nixa, MO
Christian Co.
United States 		N Old Wilderness Rd. / W Aven St.
(37.05158, -93.30517) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).
Olney, MD
Montgomery Co.
United States 		Wickham Rd. / Broom Dr.
(39.15708, -77.09362) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Olney, MD
Montgomery Co.
United States 		Martins Dairy Cir. / Gooseneck Terrace
(39.13176, -77.07439) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Port St Lucie, FL
St. Lucie Co.
United States 		Via Tesoro / Via Tesoro
(27.21325, -80.32618) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Saint Lucie West, FL
St. Lucie Co.
United States 		SW Peacock Blvd. / SW Fountainview Blvd.
(27.31006, -80.40720) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 Little to no entry curvature. Year Completed estimated (2007-2009).
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.
Saint Lucie West, FL
St. Lucie Co.
United States 		(unknown)
(27.32280, -80.40029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Salinas, CA
Monterey Co.
United States 		E Alisal St. / Alisal Rd. / Bardin Rd.
(36.67331, -121.60192) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Salinas, CA
Monterey Co.
United States 		Alisal Rd. / Sconberg Pkwy.
(36.67234, -121.60073) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.0144 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Colleyville, TX
Tarrant Co.
United States 		John McCain Rd. / Westcoat Dr.
(32.91156, -97.16404) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.9080 		Other (At-Grade)
Single-Lane 		2020
Driftwood, TX
Hays Co.
United States 		FM 150 (Rebel Rd.) / FM 3237
(30.04763, -97.98845) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2022 https://haysfreepress.com/2022/07/27/hays-county-celebrates-the-latest-roundabout/
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/
Fulshear, TX
Fort Bend Co.
United States 		Parkside Passage Dr. / Fulshear Trace
(29.67645, -95.89920) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2020
Blackhorse Ranch South, TX
Harris Co.
United States 		Autumn Light Ln. / Winding Star Ln.
(29.95095, -95.71406) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.6240 		Unknown
Single-Lane 		2018 Constructed as traffic circle around 2004 with no splitter island on south leg and unknown control. Painted splitter island on south leg added 2017-2019.
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.
Wisconsin Rapids, WI
Wood Co.
United States 		4th Ave. N / W Jackson St.
(44.39515, -89.82829) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2022 https://finance.yahoo.com/news/west-jackson-street-construction-roundabout-100032878.html
Calgary, AB
Division 6
Canada 		34 Ave. NW / Sarcee Trl. NW
(51.08368, -114.18893) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.0000 		Other (At-Grade)
Single-Lane 		2022
Calgary, AB
Division 6
Canada 		Valley Ridge Blvd. NW / Trans Canada Hwy EB Ramps
(51.08743, -114.24755) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
67.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2022
Celina, TX
Collin Co.
United States 		Choate Pkwy. / Kinship Pkwy.
(33.29258, -96.76976) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2021 Interim scenario - ultimate lane configuration striped out on initial build.
Celina, TX
Collin Co.
United States 		Punk Carter Pkwy. / Kinship Pkwy.
(33.28419, -96.76992) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018
Celina, TX
Collin Co.
United States 		W Ownsby Pkwy. / Etta Terrace
(33.27912, -96.78895) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2020
Tallyns Reach, CO
Arapahoe Co.
United States 		E Roxbury Dr. / E Easter Dr.
(39.58714, -104.71273) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Inspiration, CO
Douglas Co.
United States 		Gartrell Rd. / E Rocky Top Ave.
(39.55491, -104.70847) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).
Rowley Downs, CO
Douglas Co.
United States 		Aintree Ct. / Aintree Pl.
(39.50899, -104.75397) 		Other
Existing 		Unknown
Unknown 		3 Approaches
2 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Hidden River, CO
Douglas Co.
United States 		Club Dr. / Bridlewood Ln.
(39.50029, -104.74912) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands; only diverging yellow lines.
Deerfield Hills, CO
El Paso Co.
United States 		Drennan Rd. / Post Oak Dr.
(38.78168, -104.74115) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands; only diverging yellow lines.
Deerfield Hills, CO
El Paso Co.
United States 		Drennan Rd. / Monica Dr. W
(38.78171, -104.74739) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands; only diverging yellow lines.
Deerfield Hills, CO
El Paso Co.
United States 		Drennan Rd. / Springnite Dr.
(38.78171, -104.75088) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands; only diverging yellow lines.
Carpinteria, CA
Santa Barbara Co.
United States 		Ogan Rd. / Via Real / US 101 NB On-Ramp
(34.40144, -119.51551) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://www.coastalview.com/news/roadways-open-with-improvements/article_979e3586-c6f1-11ea-bc84-b3d50932177b.html
Houston, TX
Harris Co.
United States 		Point Park Dr. / (unknown)
(29.90706, -95.63522) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Cypress, TX
Harris Co.
United States 		Fairfield Green Circle
(30.00584, -95.74990) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Building in central island.
Vestal, NY
Broome Co.
United States 		Glenn G Bartle Dr. / West Dr.
(42.09200, -75.96836) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Concentric striped circulatory roadway.
St Joseph, MO
Buchanan Co.
United States 		Robidoux St. / 8th St.
(39.76984, -94.85063) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2015). https://www.newspressnow.com/opinion/editorials/progress-in-a-roundabout-way/article_3dba548e-dbbf-11ec-9a02-6faad919c23d.html
Denver, CO
Arapahoe Co.
United States 		S Yosemite St. / E Wesley Dr.
(39.67305, -104.88513) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Vancouver, WA
Clark Co.
United States 		SR 500 (NE Fourth Plain Rd.) / NE182nd Ave.
(45.67192, -122.48864) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Compact roundabout. WSDOT project. Completed August 20, 2022. Colored apron with asphalt interior.
Castle Rock, CO
Douglas Co.
United States 		S Ridge Rd. / Rapport Dr.
(39.35511, -104.81475) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2020
Parker, CO
Douglas Co.
United States 		Cross Canyon Trl. / Canyon Forge Dr.
(39.47008, -104.85988) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Selbyville, DE
Sussex Co.
United States 		Sand Cove Rd. / Crosswinds Landing / Williamsville Rd.
(38.45556, -75.10488) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Willmar, MN
Kandiyohi Co.
United States 		US 12 / (unknown)
(45.12091, -95.09405) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2019-2021). https://www.dot.state.mn.us/d8/projects/willmarwye/index.html
Ijamsville, MD
Frederick Co.
United States 		Whiskey Rd. / Whiskey Ct.
(39.36078, -77.30012) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown