City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Davidsonville,
MD Prince George's Co. United States |
Health Center Dr. / (parking) (38.94925, -76.74452) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Charlottesville,
VA Albemarle Co. United States |
SR 20 (Stony Point Rd.) / SR 649 (Proffit Rd.) (38.08454, -78.40232) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | |
West Chicago,
IL DuPage Co. United States |
Technology Blvd. / Discovery Dr. / Innovation Dr. (north) (41.87817, -88.25418) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Year Completed estimated (2005-2006). |
West Chicago,
IL DuPage Co. United States |
Technology Blvd. / Discovery Dr. / Innovation Dr. (south) (41.87416, -88.25731) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Year Completed estimated (2005-2006). |
Marengo,
IL McHenry Co. United States |
SR 23 / Harmony Rd. (42.18243, -88.61803) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | Yield-controlled right-turn bypass lane on north leg. |
(unincorporated),
TX Fort Bend Co. United States |
Southern Colony Ave. / Noontide Trl. (29.46309, -95.46790) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 23.7744 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | |
Milwaukee,
WI Milwaukee Co. United States |
E Brown St. / N Hubbard St. (43.05646, -87.90838) |
Traffic Calming Circle Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Milwaukee,
WI Milwaukee Co. United States |
N Hubbard St. / E Reservoir St. (43.05517, -87.90840) |
Traffic Calming Circle Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Midtown,
WI Milwaukee Co. United States |
N 21st St. / W Barbee St. (43.05404, -87.93893) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island. | |
Overland Park,
KS Johnson Co. United States |
W 76th St. / Marty St. (38.99144, -94.67002) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-Lane |
2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. |
Overland Park,
KS Johnson Co. United States |
W 78th St. / Marty St. (38.98766, -94.67005) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. |
Overland Park,
KS Johnson Co. United States |
W 77th St. / Santa Fe Dr. (38.98947, -94.67123) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. |
Overland Park,
KS Johnson Co. United States |
W 76th St. / Foster St. (38.99142, -94.67239) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. |
Overland Park,
KS Johnson Co. United States |
W 78th St. / Foster St. (38.98765, -94.67240) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. |
Overland Park,
KS Johnson Co. United States |
W 76th St. / Newton St. (38.99142, -94.67472) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.7637 |
Other (At-Grade) Single-Lane |
2003 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. Year Completed estimated (2001-2003). |
Overland Park,
KS Johnson Co. United States |
W 78th St. / Newton St. (38.98766, -94.67470) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2005 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. Year Completed is approximate. |
Overland Park,
KS Johnson Co. United States |
W 77th St. / Robinson St. (38.98947, -94.67590) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2005 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. Year Completed estimated (2004-2005). |
Overland Park,
KS Johnson Co. United States |
W 80th St. / Newton St. (38.98399, -94.67472) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-Lane |
2009 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming measures constructed on 80th Street. Year Completed estimated (2008-2010). |
Overland Park,
KS Johnson Co. United States |
W 80th St. / Hemlock St. (38.98399, -94.68171) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-Lane |
2009 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming measures constructed on 80th Street. Year Completed estimated (2008-2010). |
Overland Park,
KS Johnson Co. United States |
W 80th St. / Grandview St. (38.98399, -94.69105) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 16.4589 |
Other (At-Grade) Single-Lane |
2007 | This was part of a larger neighborhood street reconstruction project on 80th Street. Year Completed estimated (2006-2007). |
Overland Park,
KS Johnson Co. United States |
Oakmont St. / W 154th Terrace (38.84835, -94.72889) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | Developer built as part of an approved plan south of this location that required traffic calming measures. |
Overland Park,
KS Johnson Co. United States |
Travis Ln. / Travis St. / W 86th St. (38.97299, -94.66643) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-Lane |
2010 | Prior to adding YIELD signs and striping, intersection only had one YIELD sign with a island in the middle. |
Farmington Hills,
MI Oakland Co. United States |
Orchard Lake Rd. / (shopping center entrances) (42.52448, -83.35994) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | |
Wadsworth,
OH Medina Co. United States |
SR 57 / Seville Rd. (41.01026, -81.75347) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.transportation.ohio.gov/about-us/news/district-3/10-26-22-roundabout-is-open-at-state-route-57-and-seville-road-in-wadsworth |
Buckeye,
AZ Maricopa Co. United States |
W Westpark Loop / W Lower Buckeye Rd. (33.42018, -112.60342) |
Rotary Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2005 | Concentric striped circulatory roadway. Lane change required for driver making movement from left lane of northeast entry to the southeast exit. |
Buckeye,
AZ Maricopa Co. United States |
W Westpark Loop / W Warner St. (33.41611, -112.60337) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2005 | |
Guaynabo,
PR Frailes United States |
Carretera Acueducto (PR 833) / Calle Príncipe de Asturias (Avenida los Filtros) (18.37477, -66.13139) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2016 | |
Guaynabo,
PR Santa Rosa United States |
Calle Príncipe de Asturias (Las Cumbres Avenida) / Rey Arturo (18.36337, -66.12522) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2016 | |
Guaynabo,
PR Guaynabo United States |
Calle Cecilio Urbina / Calle José de Diego (18.35553, -66.11241) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2015 | Painted splitter island on northeast leg. |
Guaynabo,
PR Santa Rosa United States |
Carretera 837 / Calle Orquidea (18.35663, -66.11644) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
2013 | |
Guaynabo,
PR Santa Rosa United States |
Carretera 837 / Avenida David Urbina (18.34953, -66.11586) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2007 | Year Completed estimated (2006-2010). |
Guaynabo,
PR Camarones United States |
Avenida David Urbina / Calle Carazo (PR 169) (18.35001, -66.11017) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2010). |
Guaynabo,
PR Guaynabo United States |
Carretera 886 / Calle Colton (18.35904, -66.11460) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2013 | |
Grovetown,
GA Columbia Co. United States |
Kelarie Way / Bancroft Dr. / Dublini Loop (33.50584, -82.24754) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2016-2019). |
Charlottetown,
PE Queens Canada |
St Peters Rd. / Belvedere Ave. / Falconwood Dr. / Brackley Point Rd. (46.25888, -63.11950) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://twitter.com/ChtownPE/status/1601305941785264128?cxt=HHwWgICqzaPR_bgsAAAA https://www.saltwire.com/atlantic-canada/news/major-charlottetown-roundabout-project-to-begin-in-july-100733988/ |
Toa Alta,
PR Contorno United States |
PR 165 / PR 165R / Calle 1 (18.39162, -66.25352) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2005 | Northeast and southeast legs approaches have painted splitter islands. Year Completed estimated (2004-2006). |
Guaynabo,
PR Pueblo Viejo United States |
Avenida Ponce de León / Calle Rodroigo de Triana / Avenida del Commercio (18.42835, -66.11307) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2014 | Peanut shaped. |
Southfield,
MI Oakland Co. United States |
Coral Bells Dr. / Windflower Dr. / Violet Dr. (42.51039, -83.22182) |
Other Unknown |
Unknown None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
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 | |
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/ |
Viviers-du-Lac,
Auvergne-Rhône-Alpes Savoie France |
D1202 (Les Rives du Lac) / D1201a (Route du Bourget) / D17b (Route du Lac) (45.64779, 5.89304) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Two entries have two lanes both designated as through movements but with single-lane exits throughout. | |
Viviers-du-Lac,
Auvergne-Rhône-Alpes Savoie France |
D1201 (Les Rives du Lac) / D50 / Chemin du Port (45.65105, 5.89320) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Voglans,
Auvergne-Rhône-Alpes Savoie France |
D1201 (Route d'Aix) / D17 / Route de l'Aéroport (45.63766, 5.89217) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Voglans,
Auvergne-Rhône-Alpes Savoie France |
D1504 / D1201 Ramps (45.61639, 5.88404) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 96.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
||
Chambéry,
Auvergne-Rhône-Alpes Savoie France |
Avenue de Villarcher / Rue des Marais (45.61489, 5.88752) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Chambéry,
Auvergne-Rhône-Alpes Savoie France |
Avenue de Villarcher / Rue des Marais (45.61268, 5.88781) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Chambéry,
Auvergne-Rhône-Alpes Savoie France |
Rue de Belle Eau / Avenue de Villarcher (45.61041, 5.88918) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 28.0000 |
Other (At-Grade) Single-Lane |
||
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). |
Whittlesford,
England Cambridgeshire United Kingdom |
A505 / M11 Ramps (52.09854, 0.13804) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
||
Whittlesford,
England Cambridgeshire United Kingdom |
Hunts Road Roundabout: A505 / Hunts Rd. (52.10111, 0.14380) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
||
Beaverton,
OR Washington Co. United States |
SW 92nd Ave. / SW Allen Blvd. (45.47149, -122.77200) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2022 | RRFB at shared-use crossing on south leg serving Fanno Creek Trail. https://www.beavertonoregon.gov/718/CIP-3112---Allen-Blvd92nd-Ave-Shared-Use?contentId=2643d655-60c2-481d-bf75-2f33d242b523 |
Menasha,
WI Winnebago Co. United States |
Racine St. / Main St. (44.20131, -88.44619) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://fox11online.com/news/state/wisconsin-roundabouts-traffic-intersections-lee-rodegerdts-washington-post-analysis-data-study Image of this roundabout is the 2nd picture in the set of 5 at the top of the page. |
Menasha,
WI Winnebago Co. United States |
Ahnaip St. / Racine St. / Keyes St. / Naymut St. (44.19843, -88.44508) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Previously a 3-way stop. https://www.wearegreenbay.com/news/local-news/supply-chain-issues-halting-construction-progression-in-winnebago-county/ |
Ottawa,
ON Ottawa Canada |
Greenbank Rd. / Half Moon Bay Rd. (45.25555, -75.73742) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Year Completed estimated (2021-2023). |