City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
South Lyon,
MI Oakland Co. United States |
Nine Mile Rd. / Currie Rd. (42.44831, -83.59180) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Opened November 21, 2022. |
Fort Wayne,
IN Allen Co. United States |
E Ludwig Rd. / Oakbrook Pkwy. (41.14005, -85.13911) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.wane.com/news/local-news/fort-wayne-adds-traffic-light-at-reworked-coldwater-ludwig-area/ https://www.wane.com/news/local-news/public-meeting-held-for-rework-of-coldwater-ludwig-intersection/ https://www.fortwaynesnbc.com/2022/12/07/new-roundabout-opens-w-ludwig-road-city-highlights-record-infrastructure-investments/ https://www.youtube.com/watch?v=rO5Oxt4pF2E |
Katy,
TX Fort Bend Co. United States |
Katy Village Pkwy. / Pin Oak Ct. (29.78180, -95.81551) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Single-Lane |
2020 | |
Plateau,
WA King Co. United States |
Auburn Way / (school entrance) / (parking) (47.28822, -122.18165) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Entrance to Chinook elementary school. |
Lakeville,
MN Dakota Co. United States |
Dodd Blvd. / 210th St. W (44.64514, -93.25296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.facebook.com/CityOfLakeville/ |
Woodbury,
MN Washington Co. United States |
Lake Rd. / Pioneer Dr. (44.90533, -92.92898) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.youtube.com/watch?v=tdzDUNk2Mi0 |
Wayzata,
MN Hennepin Co. United States |
Lake St. E / E Circle Dr. (44.96743, -93.50419) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
At-grade railroad crossing located 180 feet to south of roundabout. Year Completed estimated (2013-2014). | |
(unincorporated),
FL Hernando Co. United States |
US 98 (Ponce de Leon Blvd.) / Citrus Way (28.65101, -82.44695) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | https://www.facebook.com/Citruscountylive/photos/a.472614453496154/1305047673586157/?type=3&theater |
Winona Lake,
IN Kosciusko Co. United States |
Winona Ave. / Argonne Rd. / Kings Hwy. / Park Ave. (41.23177, -85.82318) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | https://www.newsnowwarsaw.com/winona-lake-roundabout-completion-date-june-1/ |
Parkland,
FL Broward Co. United States |
W Hillsboro Blvd. / Everglades Way (26.33234, -80.22481) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2021 | Striped out inside circulating lane and inside entry lanes on east and west legs. https://www.cityofparkland.org/CivicAlerts.aspx?AID=734&ARC=1308 |
Parkland,
FL Broward Co. United States |
Juniper Dr. / Seacoast Dr. (26.33203, -80.22905) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2021 | |
Parkland,
FL Broward Co. United States |
N University Dr. / Old Club Rd. (26.32331, -80.25091) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2021 | https://www.cityofparkland.org/1505/Roundabout |
Greer,
SC Spartanburg Co. United States |
Woods Chapel Rd. / Victor Hill Rd. (34.90657, -82.16333) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.wyff4.com/article/spartanburg-county-dangerous-intersection-now-roundabout/40846091 |
Cayey,
PR Cayey United States |
Avenida Fernandez Garcia / (unknown) (18.11155, -66.16531) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2022 | |
Lincoln,
NE Lancaster Co. United States |
Saltillo Rd. / S 70th St. (40.69710, -96.62531) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Single-Lane |
2021 | |
Lincoln,
NE Lancaster Co. United States |
S 68th St. / NE 2 WB Ramps (40.69162, -96.62914) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 56.9973 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | Raindrop shaped. |
Chalco,
NE Sarpy Co. United States |
Meadows Pkwy. / Meadow Ridge Rd. (41.17162, -96.13438) |
Other Existing |
Other None |
3 Approaches 1 Driveways 82.6008 |
Other (At-Grade) Single-Lane |
1979 | Mix of stop and yield control on entry. |
Cadillac,
MI Wexford Co. United States |
Plett Rd. / E 13th St. (44.26695, -85.39646) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2012 | https://www.9and10news.com/2012/08/13/city-of-cadillac-gets-new-driving-maneuver-at-intersection/ |
Cadillac,
MI Wexford Co. United States |
E Division St. / Crosby Rd. (44.25260, -85.37770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2021 | https://www.cadillacnews.com/news/new-roundabout-at-crosby-division-opened-to-traffic/article_2ed78a18-40c4-11ec-8a2e-bb7590311039.html |
Standish,
MI Arenac Co. United States |
US 23 / M-13 (43.95018, -83.96713) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2022 | Grade separation replaced with roundabout. https://www.upnorthvoice.com/news/2022/03/us-23-at-standish-to-undergo-major-construction-this-summer-2/ |
Union,
KY Boone Co. United States |
Richwood Rd. / Grand National Blvd. / Triple Crown Blvd. (38.91348, -84.63578) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2022 | https://www.drivingnkyprogress.org/richwoodrd |
Lakewood Ranch,
FL Manatee Co. United States |
Crossland Trl. / Silver Falls Run (27.43461, -82.41965) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2018 | |
Lakewood Ranch,
FL Manatee Co. United States |
Crossland Trl. / New Haven Blvd. (27.43743, -82.41733) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 58.5216 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | |
Buena Vista,
MI Saginaw Co. United States |
M-46 (E Holland Rd.) / I-75-US 23 SB Ramps (43.41453, -83.89324) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2022 | Yield-controlled right-turn bypass lane on north leg. Replaced cloverleaf interchange. https://www.michigan.gov/mdot/news-outreach/pressreleases/2022/03/30/i-75-m-46-work-in-saginaw-county-resumes-april-4-for-final-phase |
Saginaw,
MI Saginaw Co. United States |
M-46 (E Holland Rd.) / I-75-US 23 NB Ramps (43.41447, -83.88874) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2022 | Replaced cloverleaf interchange. Merging right-turn bypass lane on east leg. https://www.michigan.gov/mdot/news-outreach/pressreleases/2022/03/30/i-75-m-46-work-in-saginaw-county-resumes-april-4-for-final-phase |
Traverse City,
MI Grand Traverse Co. United States |
Keystone Rd. S / Beitner Rd. / River Rd. W (44.67776, -85.62668) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.4048 |
Other (At-Grade) Single-Lane |
2022 | https://www.traverseticker.com/news/keystone-road-reopens-saturday-to-two-way-traffic/ |
Blue Ash,
OH Hamilton Co. United States |
Hunt Rd. / Plainfield Rd. (39.22691, -84.39426) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 53.0352 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.wcpo.com/news/local-news/hamilton-county/blue-ash/blue-ash-police-new-roundabout-while-confusing-some-is-reducing-crashes |
Rochester Hills,
MI Oakland Co. United States |
E Auburn Rd. / Gerald Ave. (42.63809, -83.09578) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2019 | Pair of roundabouts installed as part of a streetscape renovation. |
Pittsburgh,
PA Allegheny Co. United States |
Coral St. / Stratford Ave. (40.46221, -79.93260) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 |
Pittsburgh,
PA Allegheny Co. United States |
Coral St. / S Fairmount St. (40.46240, -79.93351) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 |
Pittsburgh,
PA Allegheny Co. United States |
Coral St. / Roup Ave. (40.46268, -79.93471) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 |
Pittsburgh,
PA Allegheny Co. United States |
Coral St. / S Atlantic Ave. (40.46369, -79.93873) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 |
Pittsburgh,
PA Allegheny Co. United States |
Coral St. / S Pacific Ave. (40.46396, -79.94014) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.wtae.com/article/traffic-circles-now-part-of-some-pittsburgh-neighborhoods/35982820 |
Orlando,
FL Orange Co. United States |
(connector to Cargo Rd.) / Jeff Fuqua Blvd. Ramps (28.44101, -81.30795) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 42.9765 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | At Orlando International Airport. |
Grandview,
MO Jackson Co. United States |
US 71 NB Frontage Road / I-49-US 71 NB Ramps (38.86704, -94.52594) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion |
Grandview,
MO Jackson Co. United States |
US 71 SB Frontage Rd. / I-49-US 71 SB Ramps (38.87725, -94.52680) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion |
Grandview,
MO Jackson Co. United States |
Main St. / US 71 Frontage Rd. (38.88876, -94.52422) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Unknown |
2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion |
Grandview,
MO Jackson Co. United States |
Lawnbale St. / E 139th St. (38.87251, -94.52865) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2007-2009). |
South Fulton,
GA Fulton Co. United States |
Stonewall Tell Rd. / Butner Rd. (north) (33.65148, -84.59440) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Two single-lane roundabouts replaced single, skewed intersection. https://www.mdjonline.com/neighbor_newspapers/south_metro/news/dual-roundabouts-opened-in-city-of-south-fulton/article_921e127e-8dce-11ed-92b5-a370f676eb67.html |
South Fulton,
GA Fulton Co. United States |
Stonewall Tell Rd. / Butner Rd. (south) (33.65079, -84.59496) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Two single-lane roundabouts replaced single, skewed intersection. https://www.mdjonline.com/neighbor_newspapers/south_metro/news/dual-roundabouts-opened-in-city-of-south-fulton/article_921e127e-8dce-11ed-92b5-a370f676eb67.html |
Rochester Hills,
MI Oakland Co. United States |
E Auburn Rd. / Harrison Ave. (42.63763, -83.09821) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-Lane |
2019 | Pair of roundabouts installed as part of a streetscape renovation. |
Iowa City,
IA Johnson Co. United States |
Herbert Hoover Hwy. NE / I-80 WB Ramps (41.67198, -91.44380) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | Previous intersection was entrance ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html |
Iowa City,
IA Johnson Co. United States |
Herbert Hoover Hwy. SE / I-80 EB Ramps (41.67099, -91.44629) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | Previous intersection was exit ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html |
Rocklin,
CA Placer Co. United States |
Rocklin Rd. / Pacific St. (38.79073, -121.23610) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | Yield-controlled right-turn bypass lanes on west and south legs; add-lane right-turn bypass lane on east leg. https://www.rocklin.ca.us/roundabout |
(unincorporated),
NE Sarpy Co. United States |
S 180th St. / Cornhusker Rd. (41.16150, -96.19661) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
Lakewood,
WA Pierce Co. United States |
North Gate Rd. SW / Edgewood Ave. SW / Winona St. SW (47.14678, -122.56385) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.kiro7.com/news/south-sound-news/stolen-car-stopped-by-wet-cement-lakewood/GDU77T3M6NC2RKBPTKKY5N53SA/ |
Kalispell,
MT Flathead Co. United States |
US 2 / Springcreek Rd. / Dern Rd. (48.19696, -114.37378) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2021 | https://www.mdt.mt.gov/pubinvolve/dernspring/ |
Waynesville,
MO Pulaski Co. United States |
Historic Route 66 / Hwy T (37.81205, -92.23491) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2018). |
Bonne Terre,
MO St. Francois Co. United States |
Old Orchard Rd. / Raider Rd. / US 67 SB Ramps (37.91037, -90.53216) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009). |
Bonne Terre,
MO St. Francois Co. United States |
Old Orchard Rd. / US 67 NB Ramps (37.91294, -90.53029) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Year Completed estimated (2007-2009). |
Lino Lakes,
MN Anoka Co. United States |
Birch St. / Tomahawk Trl. (45.14236, -93.11531) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2021 | Completed October 2021. |
Lino Lakes,
MN Anoka Co. United States |
Birch St. / Shadow Lake Dr. (45.14228, -93.10960) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2021 | Completed October 2021. |
Afton,
VA Albemarle Co. United States |
US 250 (Rockfish Gap Turnpike) / SR 151 (Critzers Shop Rd.) (38.02982, -78.80684) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.blueridgelife.com/2022/11/17/250-151-roundabout-is-active-so-far-so-good-but-its-early/ |
Kansas City,
MO Clay Co. United States |
N Shoal Creek Pkwy. / Maplewoods Pkwy. (39.28995, -94.55702) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2021 | Merging right-turn bypass lane lane on west leg. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 |
Kansas City,
MO Clay Co. United States |
N Maplewoods Pkwy. / NE 106th St. / NE Staley Ferris Dr. (39.28508, -94.55712) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2021 | Peanut shaped. Replaced two offset T-intersections. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 |
Kansas City,
MO Clay Co. United States |
N Maplewoods Pkwy. / New Mark Dr. / NE 100th St. (39.27475, -94.55715) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2021 | https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 |
Kansas City,
MO Clay Co. United States |
N Maplewoods Pkwy. / NE 96th St. (39.26747, -94.55716) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2021 | East leg stubbed. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 |
Kansas City,
MO Platte Co. United States |
Line Creek Pkwy. / Tiffany Springs Rd. (39.25957, -94.61010) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2021 | |
Kansas City,
MO Clay Co. United States |
N Booth Ave. / NE Shoal Creek Valley Dr. / Commercial Dr. (39.24626, -94.47674) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2020-20210. |
Kansas City,
MO Clay Co. United States |
NE Shoal Creek Valley Dr. / (unknown) (39.24673, -94.47459) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2020 | |
Sedalia,
MO Pettis Co. United States |
Rte Y (W 16th St.) / Winchester Dr. (38.69957, -93.27763) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2011 | Year Completed estimated (2010-2012). |
Folsom,
CA Sacramento Co. United States |
Grand Prairie Rd. / Rustic Ridge Dr. (38.63617, -121.09165) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2018-2019). |
Folsom,
CA Sacramento Co. United States |
Grand Prairie Rd. / Rustic Ridge Dr. / Alder Creek Pkwy (38.64059, -121.09212) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2018-2019). |
(unincorporated),
OH Delaware Co. United States |
Eagles Landing Dr. / Liberty Grand Blvd. (40.20685, -83.10250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2021). |
Delaware,
OH Delaware Co. United States |
SR 521 / Byxbe Pkwy. (40.30186, -83.02598) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | https://engineer.co.delaware.oh.us/image_slider/byxbe-campus-project-2022/ |
Avila Beach,
CA San Luis Obispo Co. United States |
Avila Beach Dr. / Palisades Rd. / US 101 SB Ramps (35.17977, -120.70042) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
Anticipated opening in fall of 2024. | |
Santa Barbara,
CA Santa Barbara Co. United States |
Olive Mill Rd. / Coast Village Rd. / N Jameson Ln. / US 101 Ramps (34.42156, -119.63993) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 46.3296 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Opened May 2024. https://www.youtube.com/watch?v=QKQzLS7q3iw |
Montecito,
CA Santa Barbara Co. United States |
San Ysidro Rd. / N Jameson Ln. / US 101 NB Ramps (34.42287, -119.63152) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 53.6445 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | This is an unique kidney shaped single-lane roundabout (approx. varying ICD 176' x 116'). Opened May 2024. https://www.youtube.com/watch?v=QKQzLS7q3iw |
San Juan Bautista,
CA San Benito Co. United States |
SR 156 (San Juan Hollister Rd.) / Bixby Rd. (36.84096, -121.49042) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 68.2749 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
ICD 224 ft x 211 ft. Anticipated opening year in 2025. | |
Castroville,
CA Monterey Co. United States |
(unknown) / SR 156 EB Ramps (36.76908, -121.73823) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 41.7573 |
Freeway Ramps (Grade-Separated) Single-Lane |
Anticipated opening year 2025. Future 3rd leg is planned to connect to BlackieRd. | |
Castroville,
CA Monterey Co. United States |
(unknown) / SR 156 WB Ramps (36.77058, -121.73771) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Single-Lane |
Anticipated opening year 2025. | |
Castroville,
CA Monterey Co. United States |
Castroville Blvd. / (unknown) (36.77419, -121.74051) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 49.3776 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2025. | |
Fisherman Flats,
CA Monterey Co. United States |
SR 68 / Josselyn Canyon Rd. (36.58359, -121.85655) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 46.7868 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2029. | |
Monterey,
CA Monterey Co. United States |
SR 68 / Olmsted Rd. (36.58399, -121.84976) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.6344 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2029. | |
Del Rey Oaks,
CA Monterey Co. United States |
SR 68 / Canyon del Rey Blvd. / Monterra Rd. (36.58090, -121.82797) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 52.5780 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Anticipated opening year 2029. | |
Monterey,
CA Monterey Co. United States |
SR 68 / York Rd. (36.57156, -121.80839) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 46.7868 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2029. | |
Salinas,
CA Monterey Co. United States |
SR 68 ./ Pasadera Dr. / Boots Rd. (36.56766, -121.77857) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.9087 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2029. | |
Salinas,
CA Monterey Co. United States |
SR 68 / Laureles Grade Rd. (36.56964, -121.75566) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.5427 |
Other (At-Grade) Single-Lane |
Future 4th leg connects to Laguna Seca Entrance. Anticipated opening year 2029. | |
Salinas,
CA Monterey Co. United States |
SR 68 / Corral de Tierra Rd. / Cypress Church Dr. (36.57854, -121.72709) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.1772 |
Other (At-Grade) Single-Lane |
Oval shaped. ICD = 151.5 ft x 141.5 ft. Anticipated opening year 2029. | |
Salinas,
CA Monterey Co. United States |
SR 68 / San Benancio Rd. (36.57977, -121.72073) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.2323 |
Other (At-Grade) Single-Lane |
Anticipated opening year 2029. | |
Templeton,
CA San Luis Obispo Co. United States |
N Main St. / US 101 NB Ramps (35.56543, -120.70151) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.0829 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
Oval shaped. ICD = 184 ft x 157 ft. Anticipated opening year 2030. | |
Templeton,
CA San Luis Obispo Co. United States |
N Main St. / US 101 SB Ramps / Theatre Dr. (35.56644, -120.70261) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 43.8909 |
Freeway Ramps (Grade-Separated) Single-Lane |
Anticipated opening year 2030. | |
Morro Bay,
CA San Luis Obispo Co. United States |
Atascadero Rd. / US 101 NB Ramps / Main St. (35.38023, -120.85489) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
Oval shaped. ICD = 160 ft x 130 ft. Anticipated opening year 2026. | |
New Haven,
CT New Haven Co. United States |
Chapel St. / Yale Ave. (41.31448, -72.95891) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Peanut shaped. Replaces skewed intersection. https://www.fox61.com/video/news/local/new-haven-county/new-haven/first-of-its-kind-peanut-shaped-roundabout-opens-in-new-haven/520-3db77500-495f-4ae7-a441-ed85863cd327 |
Raymore,
MO Cass Co. United States |
MO 58 / Ward Rd. (38.80255, -94.40147) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.raymore.com/Home/Components/News/News/2466/ |
Raymore,
MO Cass Co. United States |
S Madison St. / (park access) (38.78857, -94.45769) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2009-2010). |
Lafayette,
LA Lafayette Par. United States |
Dulles Dr. / N Domingue Ave. (30.21055, -92.08378) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | Year Completed estimated (2021-2022). |
Tuscaloosa,
AL Tuscaloosa Co. United States |
Queen City Ave. / 12th St. / Alaca Pl (33.20457, -87.56046) |
Traffic Calming Circle Removed |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
https://www.tuscaloosanews.com/story/news/2002/12/10/12th-avenue-traffic-circle-removed/27831663007/ | |
Texarkana,
TX Bowie Co. United States |
Gibson Ln. / University Ave. (33.45836, -94.11277) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | https://www.texarkanagazette.com/news/2022/aug/12/gibson-lane-extension-completed-after-delays/?redirect=/news/2022/aug/12/gibson-lane-extension-completed-after-delays/ |
Lincoln,
NE Lancaster Co. United States |
Holdrege St. / N 104th St. (40.82767, -96.57822) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.lincoln.ne.gov/City/Departments/LTU/LTU-Projects/LOTM/Projects/Growth/104th-and-Holdrege |
Meridian,
ID Ada Co. United States |
Victory Rd. / S Ten Mile Rd. (43.57570, -116.43378) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lanes on all legs. |
South Wales,
NY Erie Co. United States |
Rte 16-Rte 400 / Rte 16 (Olean Rd.) / Richardson Rd. (42.71467, -78.58067) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://wellsvillesun.com/blog/2022/04/06/major-project-on-route-400-in-erie-county-announced/ |
(unincorporated),
OR Deschutes Co. United States |
Tumalo Rd. / Old Bend Redmond Hwy. (44.16004, -121.30080) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Single-Lane |
2022 | |
St Michael,
MN Wright Co. United States |
45th St. NE / Jansen Ave. (45.21727, -93.68854) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | |
Pflugerville,
TX Travis Co. United States |
Town Center Dr. / Pfluger Farm Ln. (30.46737, -97.60215) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://communityimpact.com/austin/pflugerville-hutto/transportation/2022/06/15/roundabout-at-town-center-drive-and-pfluger-farm-lane-in-pflugerville-now-open/ |
Opelika,
AL Lee Co. United States |
W Point Pkwy. / Anderson Rd. / SportsPlex Pkwy. (32.67426, -85.33410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | |
Mount Sterling,
KY Montgomery Co. United States |
Indian Mound Dr. / Spencer Pike (38.05454, -83.91678) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2022). |
Liberty Township,
OH Butler Co. United States |
SR 129 / Cox Rd. / Veterans Blvd. (39.37289, -84.36015) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | New roundabout partially opened in November 2022. Full operation is scheduled in mid-December 2022. SR 129 highway was extended to Cox Road (local road) and new alignment (Veterans Blvd) was constructed to help alleviate traffic congestion and safety issues involving Liberty Way interchange with I-75. |
Liberty Township,
OH Butler Co. United States |
Veterans Blvd. / Bell Blvd. (39.37220, -84.35684) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | New road, Veterans Blvd, constructed for new development. |
Liberty Township,
OH Butler Co. United States |
Veterans Blvd. / Reagan Way (39.37030, -84.35617) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | New roundabout on new alignment, Veterans Blvd, constructed for new commercial development (Costco). |