City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Swedesboro,
NJ Gloucester Co. United States |
Valley Forge Dr. / Yorktown Rd. (39.74156, -75.33234) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Yield-controlled northwest and southeast legs; uncontrolled northeast and southwest legs. | |
Swedesboro,
NJ Gloucester Co. United States |
Pine Dr. / Ashburn Way (39.74389, -75.33937) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Southwest leg is uncontrolled; other legs are yield controlled. | |
Glassboro,
NJ Gloucester Co. United States |
US 322 / Rowan Blvd. (39.70686, -75.11415) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2008-2010). |
Swedesboro,
NJ Gloucester Co. United States |
Holly Dr. / Ashburn Way (39.74467, -75.34385) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Uncontrolled southwest leg; other legs are yield controlled. | |
Swedesboro,
NJ Gloucester Co. United States |
Village Green Dr. / Dalton Dr. / Roundstone Run (39.73260, -75.32429) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
Painted splitter island and yield control on south leg; no splitter islands and no control on other legs. | |
Swedesboro,
NJ Gloucester Co. United States |
Hazel Blvd. / Balsam Rd. (39.73123, -75.32836) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2020 | Painted splitter islands on all legs. Original circular intersection constructed 2011-2016; splitter islands and yield control added 2020. |
Woodbine,
NJ Cape May Co. United States |
CR 610 (Dennisville-Petersburg Rd.) / CR 550 (Dehlisch Ave. / Woodbine-Ocean View Rd.) (39.22105, -74.77919) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | |
Sewell,
NJ Gloucester Co. United States |
College Dr. / E College Dr. (39.78060, -75.11734) |
Roundabout Unknown |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
Princeton Junction,
NJ Mercer Co. United States |
Washington Rd. / Princeton Hightstown Rd. (40.32083, -74.62315) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Roundabout located 300 ft north of old intersection. |
Interlaken,
NJ Monmouth Co. United States |
Main St. / Grassmere Ave. (40.23195, -74.00802) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2017 | At-grade rail crossing (two tracks) located 110 ft to west. Year Completed estimated (2016-2017). |
Sanford,
Florida Seminole County United States |
W Seminole Blvd. / N French Ave. (28.81507, -81.27332) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | |
Sanford,
Florida Seminole County United States |
W Seminole Blvd. / Oak Dr. (28.82146, -81.29258) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | |
Sanford,
Florida Seminole County United States |
W Seminole Blvd. / Walnut Crest Run (28.82541, -81.30462) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | |
Sanford,
Florida Seminole County United States |
W Seminole Blvd. / (unknown) (28.83081, -81.31651) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | Painted splitter island on south leg. |
Sanford,
FL Seminole Co. United States |
E Seminole Blvd. / N Park Ave. (28.81465, -81.26805) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2004 | Painted splitter islands on all legs. Year Completed estimated (2003-2004). |
North Miami,
Florida Miami-Dade County United States |
NW 12th Ave. / NW 120th St. (25.88432, -80.21868) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
Florida Miami-Dade County United States |
NW 12th Ave. / NW 123rd St. (25.88704, -80.21881) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
Florida Miami-Dade County United States |
NW 12th Ave. / NW 127th St. (25.89067, -80.21899) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-Lane |
2011 | |
North Miami,
Florida Miami-Dade County United States |
NW 8th Ave. / NW 122nd St. (25.88638, -80.21272) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-Lane |
2014 | |
Miami,
Florida Miami-Dade County United States |
SW 2nd Ave. / SW 28th Rd. (25.75291, -80.20891) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2005 | |
St Petersburg,
Florida Pinellas County United States |
1st St. N / 30th Ave. NE (27.79940, -82.63444) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
Cedar Park,
Texas Williamson County United States |
N Lynnwood Trl. (30.52054, -97.81145) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2021 | Year Completed estimated (2020-2021). |
Cedar Park,
Texas Williamson County United States |
C-Bar Ranch Trl. (30.52252, -97.81033) |
Roundabout Existing |
All-Way Yield Unknown |
2 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2021 | Year Completed estimated (2020-2021). |
Tucson,
Arizona Pima County United States |
E 2nd St. / N 1st Ave. (32.23298, -110.96101) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
E 1st St. / N 1st Ave. (32.23428, -110.96102) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
E 5th St. / N 1st Ave. (32.22907, -110.96099) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
N 5th Ave. / E 8th St. (32.22547, -110.96708) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2023 | Painted splitter islands on north and south legs. |
Tucson,
Arizona Pima County United States |
N 5th Ave. / E 4th St. (32.23033, -110.96714) |
Traffic Calming Circle Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
N 7th Ave. / E 4th St. (32.23031, -110.97020) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 5th St. / N 9th Ave. (32.22900, -110.97328) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 4th St. / N 9th Ave. (32.23031, -110.97328) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 4th St. / N 10th Ave. (32.23030, -110.97481) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W University Blvd. / N 9th Ave. (32.23161, -110.97330) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W University Blvd. / N 10th Ave. (32.23160, -110.97483) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W University Blvd. / N 11th Ave. (32.23159, -110.97637) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 1st St. / N 11th Ave. (32.23420, -110.97638) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 1st St. / N 9th Ave. (32.23422, -110.97331) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
E 2nd St. / N 7th Ave. (32.23292, -110.97023) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Tucson,
Arizona Pima County United States |
W 2nd St. / N 9th Ave, (32.23291, -110.97330) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Timnath,
CO Larimer Co. United States |
2nd Ave. / Signal Tree Dr. (40.52405, -104.97700) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | |
Greeley,
CO Weld Co. United States |
W F St. / N 35th Ave. (40.44090, -104.73501) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lane and two-lane exit on south leg. At-grade rail crossing approximately 260 feet to north. Year Completed estimated (2021-2023). |
Greeley,
CO Weld Co. United States |
W C St. / N 35th Ave. (40.43739, -104.73495) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2021-2023). |
La Salle,
CO Weld Co. United States |
CR 44 / US 85 SB Ramps (40.30821, -104.74948) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.9news.com/article/traffic/us-85-colorado-new-interchange/73-2b7e4e5d-a889-4452-8d39-477c814991d0 |
Ridgefield,
WA Clark Co. United States |
Pioneer St. / N Discovery Dr. (45.81573, -122.69697) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://ridgefieldroundtable.org/i5-to-royle-road |
Berthoud,
CO Larimer Co. United States |
CR 8 / CR 21 (40.30512, -105.13134) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | https://www.larimer.gov/sites/default/files/2023-safety-report-final-20240806.pdf (page 20) |
Longmont,
CO Boulder Co. United States |
Harvest Moon Dr. / (parking) / (unknown) (40.15101, -105.08420) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | Right-turn-only lane and two-lane exit on north leg. Year Completed estimated (2022-2023). |
(unincorporated),
Texas Fort Bend County United States |
Mason Rd. / Victoria Bay Blvd. (29.67590, -95.73782) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2025 | Vortex modular/quick-build roundabout. |
Lochbuie,
CO Adams Co. United States |
E 168th Ave. / Frontage Rd. (40.00051, -104.71769) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Ellipitcal shaped. ICD = 170 ft x 140 ft. |
Broomfield,
CO Adams Co. United States |
W 122nd Ave. / N Park Centre Dr. (39.92089, -105.01002) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2002 | North leg stubbed. Year Completed estimated (2001-2003). |
Westerville,
OH Franklin Co. United States |
Little Turtle Way W / Longrifle Rd. (40.08322, -82.87865) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Yield-controlled right-turn bypass lane on south leg. |
Thornton,
CO Adams Co. United States |
Washington Center Pkwy. / Lafayette St. (39.91876, -104.97204) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2002 | Year Completed estimated (1999-2002). |
Marysville,
WA Snohomish Co. United States |
SR 529 (48.04425, -122.18013) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2025 | |
Thornton,
CO Adams Co. United States |
Riverdale Rd. / Quebec St. (39.91040, -104.90320) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2018 | |
Sanford,
Florida Seminole County United States |
SR 46 / Glade View Dr. (28.81298, -81.37718) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 65.5320 |
Other (At-Grade) Single-Lane |
2021 | Underneath SR 429 but without any direct connection. |
Sanford,
Florida Seminole County United States |
SR 46 / Markham Rd. (28.81344, -81.38801) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Single-Lane |
2022 | Underneath SR 429 but without any direct connection. |
Sanford,
Florida Seminole County United States |
SR 46 / Yankee Lake Rd. (28.81487, -81.40113) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Single-Lane |
2022 | Underneath SR 426 but without direct connection. |
Sanford,
Florida Seminole County United States |
SR 46 / Longwood Markham Rd. / SR 46-SR 429 Ramps (28.81487, -81.40566) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 64.0080 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2021 | |
Sanford,
Florida Seminole County United States |
SR 46 / Osprey Hammock Trl. / River Oaks Cir. (28.81503, -81.41312) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 71.6280 |
Other (At-Grade) Single-Lane |
2021 | Passes underneath SR 429 but with no direct connection. |
Colorado Springs,
CO El Paso Co. United States |
Meridian Sol Dr. / Swingline Rd. (38.93013, -104.60820) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Elliptical shaped. ICD = 130 ft x 105 ft. |
Westminster,
CO Adams Co. United States |
W 117th Ave. / Quitman St. (39.90885, -105.04229) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2005 | |
Aurora,
CO Arapahoe Co. United States |
Copperleaf Blvd. / Radcliff Pkwy. (39.63537, -104.72624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2022-2023). |
Colorado Springs,
CO El Paso Co. United States |
Meadow Brook Pkwy. / Newt Dr. (38.84432, -104.69242) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-Lane |
2023 | |
Castle Rock,
CO Douglas Co. United States |
E Montaine Cir. / Quarry Mesa Dr. (39.32630, -104.85197) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2023 | |
Black Forest,
CO El Paso Co. United States |
SR 50 (Walker Rd.) / Jane Lundeen Dr. (39.09974, -104.76828) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Double left turn on south leg. Right-turn-only on west leg. |
Vista,
California San Diego County United States |
Oak Dr. / Foothill Dr. (33.21634, -117.22192) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=Imr8lxz23dc |