|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Elizabethtown,
KY Hardin Co. United States |
Woodland Dr. / Hill St. / Layman Ln. (37.71200, -85.87922) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Bardstown,
KY Nelson Co. United States |
US 31E / US 62 (37.80990, -85.47191) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Culpeper,
VA Culpeper Co. United States |
US 522 (Sperryville Pike - W Evans St.) / N Blue Ridge Ave. (38.47732, -77.99810) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://starexponent.com/news/local/latest-town-roundabout-getting-ready-to-go-live/article_653784ba-61f0-11ee-bca6-fbccacf95ba9.html |
|
Arlington,
WA Snohomish Co. United States |
SR 530 / 211th Pl. NE (48.18852, -122.14376) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts |
|
Arlington Bluff,
WA Snohomish Co. United States |
SR 530 / 59th Ave. NE (48.18839, -122.15068) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts |
|
Ypsilanti,
MI Washtenaw Co. United States |
Whittaker Rd. / Bemis Rd. (42.17317, -83.60141) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.wcroads.org/wcrc-project/bemis-rd-whittaker-rd-roundabout/ |
|
(unincorporated),
VA Henrico Co. United States |
Darbytown Rd. / Turner Rd. (37.45112, -77.29935) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Quick build with plastic central island. Peanut shaped. https://www.youtube.com/watch?v=3-AotYkeJqk |
|
Euless,
TX Tarrant Co. United States |
Viridian Park Ln. / Clouded Wren Dr. (32.79922, -97.07605) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 4.5720 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | No splitter islands. Small brick central island. |
|
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. |
|
Piggott,
AR Clay Co. United States |
US 62 / W North St. / N 6th Ave. (36.38931, -90.19428) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | US 62 makes 90-degree bend through intersection. https://www.youtube.com/watch?v=73e6KoO9gPU (site 1 in the video) |
|
Piggott,
AR Clay Co. United States |
US 62 (Scurlock Ave. - W Jackson St.) / W Jackson St. (36.38569, -90.19424) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | US 62 makes 90-degree bend through intersection. Previous control: one stop, one yield. https://www.youtube.com/watch?v=73e6KoO9gPU (site 2 in the video) |
|
Piggott,
AR Clay Co. United States |
US 62 (W Jackson St. - N 3rd Ave.) / W Jackson St. / N 3rd Ave. (36.38486, -90.19158) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | US 62 makes 90-degree bend through intersection. https://www.youtube.com/watch?v=73e6KoO9gPU (site 3 in video) |
|
Piedra Plat,
Aruba |
Rte 4A-4B / Hooiberg (12.52597, -69.99505) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
|
Cedar Rapids,
IA Linn Co. United States |
1st Ave. NW / Wiley Blvd. (41.96746, -91.72573) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | |
|
Fort Worth,
TX Tarrant Co. United States |
Rancho Milagro Dr. / La Frontera Dr. (32.90231, -97.45209) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Year Completed estimated (2018-2019). |
|
Fort Worth,
TX Tarrant Co. United States |
Rancho Milagro Dr. / Landing Way (32.90045, -97.44822) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Year Completed estimated (2018-2019). |
|
Cedar Rapids,
IA Linn Co. United States |
E Ave. NW / Ellis Blvd. NW / 6th St. NW (41.97796, -91.68196) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | At-grade rail crossing approximately 200 feet east of roundabout. https://www.thegazette.com/news/ellis-boulevard-extension-opens-to-traffic-in-northwest-cedar-rapids/ |
|
Norman,
OK Cleveland Co. United States |
Baycharter St. / Bruckner Dr. (35.24525, -97.41845) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2006 | Yield signs and painted splitter islands added 2015-2016. Year Completed estimated (2005-2006). |
|
San Diego,
CA San Diego Co. United States |
Florida Dr. / Morley Field Dr. (32.73983, -117.14367) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Modular (quick build) construction. https://www.californiaconstructionnews.com/2022/10/01/construction-starts-on-modular-roundabout-quick-build/ |
|
Grand Junction,
CO Mesa Co. United States |
Main St. / N 13th St. / S 13th St. (39.06731, -108.55072) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.gjsentinel.com/news/western_colorado/mini-roundabout-installed-at-13th-and-main/article_bbcc8188-a4fb-11ee-bc44-b755269e8d08.html |
|
Walla Walla,
WA Walla Walla Co. United States |
S Park St. / E Alder St. / E Poplar St. (46.06763, -118.33094) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Oval shaped. ICD = 140 ft x 80 ft. https://www.wallawallawa.gov/Home/Components/News/News/2444/ |
|
Walla Walla,
WA Walla Walla Co. United States |
E Poplar St. / S Palouse St. (46.06708, -118.33280) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.wallawallawa.gov/Home/Components/News/News/2394/ |
|
Walla Walla,
WA Walla Walla Co. United States |
E Alder St. / S Palouse St. (46.06761, -118.33330) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Oval shaped. ICD = 115 ft x 80 ft. https://www.wallawallawa.gov/Home/Components/News/News/2394/ |
|
Sarasota,
FL Sarasota Co. United States |
N Euclid Ave. / 24th St. (27.35795, -82.51808) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 1 Driveways 25.9080 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2011 | Oval shaped. ICD = 85 ft x 55 ft. Replaced offset T-intersections. |
|
Spital,
England Windsor And Maidenhead United Kingdom |
B3022 (St Leonard's Rd.) / Bolton Rd. (51.47136, -0.61687) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
|
Lewiston,
ID Nez Perce Co. United States |
Burrell Ave. / 10th St. (46.37674, -116.98085) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.bigcountrynewsconnection.com/idaho/roundabout-at-intersection-of-10th-and-burrell-in-lewiston-open-ahead-of-schedule/article_0bb0faba-e2d5-11ed-94af-bbe6e3f10fea.html |
|
Moultrie,
GA Colquitt Co. United States |
5th Ave. SE / 1st St. SE (31.17483, -83.78763) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | https://www.walb.com/2023/08/28/moultrie-adds-new-roundabout-help-reduce-injuries/ |
|
Cleveland,
OH Cuyahoga Co. United States |
Franklin Blvd. / W 38th St. (41.48616, -81.71387) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Cleveland,
OH Cuyahoga Co. United States |
W 45th St. / Franklin Blvd. (41.48517, -81.71771) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Oval shaped. ICD = 65 ft x 60 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Cleveland,
OH Cuyahoga Co. United States |
Franklin Blvd. / W 48th St. (41.48455, -81.72006) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Cleveland,
OH Cuyahoga Co. United States |
Franklin Blvd. / W 50th St. (41.48423, -81.72128) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Oval shaped. ICD = 60 ft x 55 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Cleveland,
OH Cuyahoga Co. United States |
Franklin Blvd. / W 54th St. (41.48359, -81.72372) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Oval shaped. ICD = 65 ft x 50 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Cleveland,
OH Cuyahoga Co. United States |
Franklin Blvd. / W 58th St. (41.48290, -81.72638) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Oval shaped. ICD = 65 ft x 50 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ |
|
Lake Stevens,
WA Snohomish Co. United States |
N Davies Rd. / Vernon Rd. / Frontage Rd. (48.00477, -122.10589) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Originally opened July 2012. Shifted to east 2022-2023 as part of construction of SR 9/Vernon Rd roundabout. |
|
Drachten,
Friesland Smallingerland Netherlands |
De Lange West / De Tijen / Oliemolenstraat (53.10902, 6.08963) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
|
Amstelveen,
North Holland Gemeente Amstelveen Netherlands |
Ouderkerkerlaan / Lindenlaan (52.29795, 4.86287) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Bicycle roundabout. https://fietsberaad.nl/getmedia/298a4e77-8f30-44a1-821b-e0fc2e5853c8/2024_Fietsberaadnotitie-Inrichtingsaanbevelingen-voor-fietsrotondes_v1-0.pdf.aspx?ext=.pdf | |
|
Overveen,
North Holland Gemeente Bloemendaal Netherlands |
Bloemendaalseweg / Zijlweg / Korte Zijlweg (52.38844, 4.60767) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Bicycle roundabout. https://fietsberaad.nl/getmedia/298a4e77-8f30-44a1-821b-e0fc2e5853c8/2024_Fietsberaadnotitie-Inrichtingsaanbevelingen-voor-fietsrotondes_v1-0.pdf.aspx?ext=.pdf | |
|
Las Vegas,
NV Clark Co. United States |
Lake South / Crystal Water Way (36.13289, -115.29050) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 25.0796 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework. |
|
(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. |
|
Short Pump,
VA Goochland Co. United States |
Capitol One Dr. / (unknown) (37.62693, -77.66927) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 37.8365 |
Other (At-Grade) Single-Lane |
2004 | 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. |
|
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). | |
|
Lothian,
MD Anne Arundel Co. United States |
MD 2 / MD 408 / MD 422 (38.82973, -76.61590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.8423 |
Other (At-Grade) Single-Lane |
1995 | Completed October 1995. ICD estimated from Google Maps linework. |
|
Elkton,
MD Cecil Co. United States |
MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle) (39.66364, -75.85529) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0178 |
Other (At-Grade) Single-Lane |
1995 | Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Cearfoss,
MD Washington Co. United States |
MD 63 / MD 58 / MD 494 (Cearfoss Pike) (39.70017, -77.77593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
1995 | Completed December 1995. |
|
Naples,
FL Collier Co. United States |
8th St. S / 12th Ave. S (26.13267, -81.79491) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2281 |
Other (At-Grade) Single-Lane |
1996 | Installed for community enhancement. ICD estimated from Google Maps linework. |
|
Naples,
FL Collier Co. United States |
7th St. N. / 3rd Ave. N. (26.15530, -81.80524) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 9.6483 |
Other (At-Grade) Single-Lane |
1998 | Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Maps linework. |
|
Tavares,
FL Lake Co. United States |
Main St. / Disston Ave. / Lake Dora Dr. (28.80215, -81.72475) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.9315 |
Other (At-Grade) Single-Lane |
1996 | Railroad tracks running along edge of central island. RR unprotected, train frequency 1-2/wk, 10 mph. ICD estimated from Google Maps linework. |
|
Clovis,
NM Curry Co. United States |
Hwy 245 (Llano Estacado Blvd.) / Norris St. (34.43384, -103.17830) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.3276 |
Other (At-Grade) Single-Lane |
2006 | Completed February 27, 2006. Website: http://www.cityofclovis.org/roundabout/roundabout.htm ICD estimated from Google Maps linework. |
|
Taneytown,
MD Carroll Co. United States |
MD 140 / MD 832 / Antrim Blvd. (39.64809, -77.15468) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
1996 | Completed August 1996. Curbs set for double lane, striped for single outer circulating lane. |
|
Hilton Head,
SC Beaufort Co. United States |
Whooping Crane Way / Main St. (32.21647, -80.72187) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.4598 |
Other (At-Grade) Single-Lane |
1996 | Completed February 1996. ICD estimated from Google Maps linework. |
|
Montpelier,
VT Washington Co. United States |
Keck Circle (Main St. / Spring St.) (44.26283, -72.57178) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.6594 |
Other (At-Grade) Single-Lane |
1995 | Main Street Middle School located one block NE of roundabout. ICD estimated from Google Maps linework. |
|
Naples,
FL Collier Co. United States |
7th St. N. / 7th Ave. N. (26.15619, -81.79971) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.5125 |
Other (At-Grade) Single-Lane |
1998 | Installed for traffic calming. Detailed traffic volume, speed data available. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Naples,
FL Collier Co. United States |
7th St. N. / 11th Ave. N. (26.15712, -81.79420) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 13.7160 |
Other (At-Grade) Single-Lane |
1996 | Installed for traffic calming. Painted splitter islands. Detailed traffic volume, speed data available. ICD estimated from Google Earth. |
|
Naples,
FL Collier Co. United States |
7th St. N. / 12th Ave. N. (26.15734, -81.79282) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 13.7160 |
Other (At-Grade) Single-Lane |
1996 | Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Earth. |
|
Modesto,
CA Stanislaus Co. United States |
Chandon Dr. / Calero Dr. (37.67642, -120.93380) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4132 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
|
Modesto,
CA Stanislaus Co. United States |
Bowen Ave. / Fremont Ave. (37.67470, -121.00260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.9061 |
Other (At-Grade) Single-Lane |
2002 | Previously controlled by twsc ICD estimated from Google Maps linework. |
|
Stuart,
FL Martin Co. United States |
N. Colorado Ave. / E. Osceola St. (27.19860, -80.25300) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.9303 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
|
Nederland,
CO Boulder Co. United States |
SH 72 / SH 119 / 2nd St. / Bridge St. (39.96261, -105.51030) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 23.8006 |
Other (At-Grade) Single-Lane |
1995 | Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Tampa,
FL Hillsborough Co. United States |
North Blvd. / Country Club Dr. (28.05466, -82.46759) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.7559 |
Other (At-Grade) Single-Lane |
1996 | Completed June 1996. ICD estimated from Google Maps linework. |
|
Scottsdale,
AZ Maricopa Co. United States |
N. 64th St. / E. Lafayette Blvd. (33.49474, -111.94330) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.9119 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
|
Olmos Park,
TX Bexar Co. United States |
Olmos Dr. / El Prado Dr. / McCullough Ave. (29.47094, -98.49162) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
1996 | Completed July 1996. |
|
Manchester,
VT Bennington Co. United States |
Rte. 7A / Equinox (Grand Union) (43.17309, -73.06181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.1304 |
Other (At-Grade) Single-Lane |
1997 | Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Acworth-Kennesaw,
GA Cobb Co. United States |
W Sandtown Rd. / Villa Rica Rd. (33.92703, -84.63775) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2008 | |
|
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Lizard Head (south) (37.28605, -107.84710) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 24.7061 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Lizard Head (north) (37.28920, -107.84310) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 27.5556 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Phoenix,
AZ Maricopa Co. United States |
S. Pointe Pkwy. W / S. Pointe Pkwy. E (33.37649, -111.97210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.8650 |
Other (At-Grade) Single-Lane |
1994 | Before 1997. ICD estimated from Google Maps linework. |
|
Douglasville,
GA Douglas Co. United States |
SR 5 / SR 166 (33.61361, -84.83688) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8602 |
Other (At-Grade) Single-Lane |
2007 | Fatal crash November 24, 2011. 11861-05. ICD estimated from Google Maps linework. |
|
(unincorporated),
MD Anne Arundel Co. United States |
Arundel Beach Rd. / Leelyn Dr. (39.07955, -76.54560) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9594 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
|
Brunswick,
MD Frederick Co. United States |
MD 17 / A St. / B St. / Maryland Ave. (39.31433, -77.62807) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 42.5054 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
|
Catonsville,
MD Baltimore Co. United States |
MD 372 / Hilltop Rd. / Entrance to UMBC (39.25733, -76.71964) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.1417 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Collector ICD estimated from Google Maps linework. |
|
Lisbon,
MD Howard Co. United States |
MD 94 / Old Frederick Rd. (Lisbon North) (39.34810, -77.06930) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.7839 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
|
Ellicott City,
MD Howard Co. United States |
MD 103 / MD 100 WB Ramps (39.20846, -76.78294) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.3154 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. ICD estimated from Google Maps linework. |
|
Ellicott City,
MD Howard Co. United States |
MD 103 / MD 100 EB Ramps (39.20733, -76.78243) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.5396 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. ICD estimated from Google Maps linework. |
|
Ellicott City,
MD Howard Co. United States |
Snowden River Pkwy. / MD 100 WB Ramps (39.21233, -76.79544) |
Roundabout Existing |
All-Way Yield Metering Signal |
3 Approaches 0 Driveways 25.9105 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. Metering signal on Snowden River Pkwy approach. ICD estimated from Google Maps linework. |
|
Federalsburg,
MD Caroline Co. United States |
MD 307 / MD 313 / MD 318 (38.68938, -75.78949) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.4247 |
Other (At-Grade) Single-Lane |
1999 | Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework. |
|
Portland,
OR Multnomah Co. United States |
SE Ladd Circle (45.50850, -122.64940) |
Other Existing |
Unknown None |
0 Approaches 0 Driveways 92.0689 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
|
Cedar Lake Township,
MN Scott Co. United States |
SH 13 (Langford Ave.) / CR 2 (260th St.) (44.57259, -93.50546) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.9429 |
Other (At-Grade) Single-Lane |
2005 | Rural location, intersection of two 55-mph facilities. Previous 2-way stop had 2 fatal crashes and 50 injury crashes in 5 years. Opened to traffic in September 2005. During 12 months after opening, 1 reported crash involving single motorcycle running off road. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Copley Township,
OH Summit Co. United States |
Ridgewood Rd. / Hametown Rd. (41.11395, -81.66791) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1947 |
Other (At-Grade) Single-Lane |
2006 | Opened August 21, 2006. ICD estimated from Google Maps linework. |
|
Decatur,
GA DeKalb Co. United States |
N Decatur Rd. / Lullwater Rd. (33.78744, -84.32914) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2004 | |
|
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Ophir Dr. (37.28321, -107.85120) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 26.6075 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Huntsville,
AL Madison Co. United States |
Old Monrovia Rd. / Providence Main St. / Indian Creek Rd. (34.75765, -86.68776) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.3429 |
Other (At-Grade) Single-Lane |
2004 | Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework. |
|
Camp Verde,
AZ Yavapai Co. United States |
Middle Verde / Cliff Castle (34.60927, -111.86130) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.3535 |
Other (At-Grade) Single-Lane |
2005 | ICD estimated from Google Maps linework. |
|
De Pere,
WI Brown Co. United States |
Grant St. (CTH EE) / Lawrence Dr. (44.44511, -88.09367) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.8430 |
Other (At-Grade) Single-Lane |
2008 | Opened September 30, 2008. ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Donner Pass Rd. / W. River St. / McIver Crossing (39.32510, -120.19200) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.1077 |
Other (At-Grade) Single-Lane |
1998 | Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Durango,
CO La Plata Co. United States |
Jenkins Ranch Rd. / Kennebec Dr. (37.29216, -107.84010) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 23.7539 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
|
Dawsonville,
GA Dawson Co. United States |
SR 9E (Lumpkin Campground Rd.) / SR 318 (Dawson Forrest Rd.) (34.35427, -84.05168) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2006 | |
|
Oakwood,
GA Hall Co. United States |
Landrum Education Dr. / Frontage Rd. / Mathis Dr. (34.23434, -83.86434) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2007 | Gainesville College. |
|
Pearl,
MS Rankin Co. United States |
MS 475 (Airport Rd.) / Old Brandon Rd. (32.29057, -90.07133) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 34.3273 |
Other (At-Grade) Single-Lane |
1997 | Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework. |
|
Gorham,
ME Cumberland Co. United States |
US 202 / Rte. 4 / Rte. 237 (43.72846, -70.42525) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.0285 |
Other (At-Grade) Single-Lane |
1997 | Previously controlled by two-way stop ICD estimated from Google Maps linework. |
|
(unincorporated),
MD Prince Georges Co. United States |
Ft. Washington Rd. / Swan Creek Rd. (38.72498, -77.00491) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1576 |
Other (At-Grade) Single-Lane |
1997 | Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework. |
|
Bel Air,
MD Harford Co. United States |
Tollgate Rd. / Marketplace Dr. (39.52092, -76.35262) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.5602 |
Other (At-Grade) Single-Lane |
1996 | Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework. |
|
Columbia,
MD Howard Co. United States |
Banneker Rd. / Cul-de-sac (39.21141, -76.87041) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 17.5824 |
Other (At-Grade) Single-Lane |
Functional Class: Local ICD estimated from Google Maps linework. |