|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Wilsonville,
OR Clackamas Co. United States |
SW Boeckman Rd. / SW Canyon Creek Rd. (45.31755, -122.75778) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.wilsonvilleoregon.gov/engineering/page/boeckman-road-corridor-improvements |
|
Apple Valley,
MN Dakota Co. United States |
Diamond Path W / 140th St. W / Connemara Trl. (44.74637, -93.15649) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | On the border between Apple Valley and Rosemount. https://nextdoor.com/agency-post/mn/rosemount/city-of-rosemount/the-intersection-at-diamond-path-and-connemara-trail-is-now-closed-to-through-traffic-for-construction-of-a-roundabout-282288126/ |
|
Cedar Rapids,
IA Linn Co. United States |
Wilson Ave. SW / Bowling St. SW (41.95585, -91.65756) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.reddit.com/r/cedarrapids/comments/1fodquc/wilson_avenue_and_bowling_street_roundabout/ |
|
Gustine,
CA Merced Co. United States |
SR 33-SR 140 / 4th St. (37.25362, -120.99742) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | https://www.westsideconnect.com/news/community-news/gustines-first-roundabout-completed-a-new-chapter-for-the-community/ |
|
Memphis,
TN Shelby Co. United States |
US 70 (W Eh Crump Blvd.) / Riverside Dr / I-55 Ramps / W Alston Ave. (35.12483, -90.06723) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
5 Approaches 0 Driveways 73.1520 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | Replaced three-quadrant cloverleaf interchange. At-grade rail crossing 430 ft to the east. https://www.youtube.com/watch?v=7DjkNBuVjlo |
|
Palmdale,
CA Los Angeles Co. United States |
E Avenue S8 / 40th St. E (34.54990, -118.05834) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2025 | Yield-controlled right-turn bypass lane on south and east legs. https://www.facebook.com/CityofPalmdale/videos/para-espa%C3%B1ol-roundabout-tips-for-a-smoother-rideave-s-8-40th-st-east-is-now-open/3977904792456970/ . |
|
Kannapolis,
NC Cabarrus Co. United States |
SR 3 (Mooresville Rd.) / Miller St. / Franklin Ave. (35.49574, -80.63904) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Year Completed estimated (2023-2024). |
|
Kannapolis,
NC Cabarrus Co. United States |
Lane St. / Turkey Rd. / Royse St. (35.49738, -80.55891) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Year Completed estimated (2019-2021). |
|
Davidson,
NC Cabarrus Co. United States |
SR 3 (Mooresville Rd.) / Odell School Rd. (35.48835, -80.75930) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). |
|
Huntersville,
NC Mecklenburg Co. United States |
Bryton Pkwy. / Bryton Ridge Pkwy. (35.38172, -80.82887) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2017). |
|
Latham,
NY Albany Co. United States |
Winter Creek Blvd. / (parking) (42.73060, -73.76251) |
Other Existing |
All-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Noblesville,
IN Hamilton Co. United States |
Allisonville Rd. / E 146th St. Ramps (40.00038, -86.01932) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2025 | Grade separated interchange with roundabout on the lower level. 146th Street through traffic passes overhead. Roundabout opened to traffic June 9, 2025 while final construction continued in the area. https://hamiltoncounty.in.gov/DocumentCenter/View/17636/146th--Allisonville---Looking-Northwest https://hamiltoncounty.in.gov/DocumentCenter/View/17637/146th--Allisonville---Looking-Southwest https://hamiltoncounty.in.gov/1238/146th-St-Allisonville-Rd-Interchange |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Lotus Dr. (35.31571, -80.64023) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | Yield-controlled right-turn bypass lane on north leg. Add-lane right-turn bypass lane on east leg. https://www.facebook.com/story.php/?story_fbid=434214805375646&id=100063613898455&_rdr |
|
Harrisburg,
NC Cabarrus Co. United States |
Stallings Rd. / Raging Ridge Rd. (35.31390, -80.63383) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | |
|
Concord,
NC Cabarrus Co. United States |
Drake MIll Ln. / Holden Ave. (35.31413, -80.58479) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 67.0560 |
Other (At-Grade) Single-Lane |
2020 | Original circle built 2006-2008. Splitter islands added 2019-2021. |
|
Albany,
GA Dougherty Co. United States |
N Westover Blvd. / Capstone Connector (31.62104, -84.21878) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.facebook.com/GDOTSW/videos/here-you-go-albanydougherty-colee-co-the-westover-blvd-roundabout-in-action-were/971035348343443/ |
|
MIdland,
TX Midland Co. United States |
N Garfield St. / W Cuthbert Ave. (32.00234, -102.10148) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Elliptical shaped. ICD = 190 ft x 150 ft. https://www.instagram.com/reel/DKK8XzFS0uo/ |
|
Troy,
NY Rensselaer Co. United States |
Frear Park Rd. / 15th St. (42.74683, -73.67271) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on south leg. | |
|
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. | |
|
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. |
|
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). |
|
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 | |
|
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). |
|
Westerville,
OH Delaware Co. United States |
SR 605 / Fancher Rd. (40.13242, -82.80976) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Green Chapel Rd. / Mink St. (40.12321, -82.69688) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Green Chapel Rd. / (unknown) (40.12333, -82.70509) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
New Albany,
OH Licking Co. United States |
Green Chapel Rd. / (unknown) (40.12385, -82.71205) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
Johnstown,
OH Licking Co. United States |
Mink St. / (unknown) (40.10488, -82.70700) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
McKinney,
TX Collin Co. United States |
E Virginia St. / N Throckmorton St. (33.19801, -96.60863) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Lake Forest Dr. (33.23242, -96.67934) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Hardin Blvd. (33.23223, -96.65209) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Buffalo,
MN Wright Co. United States |
STH 25 / CSAH 83 (35th St. NE) (45.20141, -93.86692) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Single-Lane |
2024 | |
|
Tulare,
CA Tulare Co. United States |
SR 137 (E Tulare Ave.) / Morrison St. (36.21093, -119.30330) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/100082142657015/posts/ccme-is-in-the-final-stages-of-the-tulare-avestate-hwy-137-roundabout-project-fo/700819749332774/ |
|
Bothell,
WA Snohomish Co. United States |
Meridian Ave. S / 240th St. SE / 240th St. SW (47.78041, -122.23298) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2024 | https://bothellwa.gov/2001/Meridian-Ave-S-and-240th-St-SE-Roundabou |
|
Fitchburg,
WI Dane Co. United States |
S Seminole Hwy. / Lacy Rd. (43.00116, -89.45924) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | https://www.wmtv15news.com/2023/11/17/lacy-road-construction-is-complete-with-added-speed-reductions/ |
|
Palmetto,
GA Fulton Co. United States |
Fayetteville Rd. / Phipps Rd. (33.51449, -84.65766) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | |
|
Bowling Green,
KY Warren Co. United States |
Ashley Cir. / Westen St. (36.96894, -86.43656) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2023 | https://www.wbko.com/2023/06/20/construction-begins-roundabout-ashley-circlewesten-street-intersection/ |
|
Bowling Green,
KY Warren Co. United States |
Westen St. / Patrick Way (36.96519, -86.44527) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2024 | https://www.youtube.com/watch?v=degpDxeAwUM |
|
Bowling Green,
KY Warren Co. United States |
Westen St. / Highland Way (36.96372, -86.44766) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/citybgky/posts/the-westen-street-and-highland-way-roundabout-project-was-anticipated-to-have-be/906701484824529/ |
|
Charlotte,
NC Mecklenburg Co. United States |
Lakeview Rd. / Reames Rd. (35.33246, -80.85242) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lane on northeast leg. https://www.charlottenc.gov/Growth-and-Development/Projects/CNIPSunset/Lakeview-Reames |
|
Joplin,
MO Jasper Co. United States |
E Zora St. / Hall St. / Duquesne Rd. (37.11261, -94.45761) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/JoplinNewsFirst/videos/koamtrafficalert-roundabout-opens-at-zoraduquesnehall-to-all-traffic/1644473069823426/ |
|
Hanover,
MN Wright Co. United States |
CSAH 19 (Labeaux Ave. NE) / CSAH 34 (Beebe Lake Rd. NE) (45.16175, -93.66604) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2024 | |
|
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 | |
|
Hurricane,
UT Washington Co. United States |
S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 82.2960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg. |
|
Hurricane,
UT Washington Co. United States |
Sand Hollow Resort Pkwy. / Retreat Dr. (37.11581, -113.39937) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2006-2009). |
|
Santa Clarita,
CA Los Angeles Co. United States |
Lost Canyon Rd. / Humphreys Pkwy. / Jakes Way (34.41385, -118.44083) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
Santa Clarita,
CA Los Angeles Co. United States |
Humphreys Pkwy. (34.41365, -118.43763) |
Other Existing |
Unknown Unknown |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Unknown |
No splitter islands. | |
|
Santa Clarita,
CA Los Angeles Co. United States |
Grand Ln. / Vista Canyon Rd. (34.41431, -118.43437) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Santa Clarita,
CA Los Angeles Co. United States |
Grand Ln. / Provo Ln. (34.41741, -118.43096) |
Other Existing |
Uncontrolled Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Fort Collins,
CO Larimer Co. United States |
E Mulberry Street Frontage Rd. / Greenfield Dr. (40.58247, -105.01497) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
Timnath,
CO Larimer Co. United States |
Buss Grove Rd. (CR 40) / Timnath Pkwy. (40.53741, -104.97702) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | |
|
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 | |
|
Timnath,
CO Larimer Co. United States |
Weitzel St. / Swetsville Zoo Rd. (40.51930, -104.98815) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2021-2023). |
|
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). |
|
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) |
|
Estes Park,
CO Larimer Co. United States |
US 36 (N Saint Vrain Ave.) / Community Dr. (40.37449, -105.49980) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Year Completed estimated (2019-2024). |
|
Estes Park,
CO Larimer Co. United States |
US 36 / US 34 Business / Crags Dr. (40.37248, -105.52360) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Elliptical shaped. Replaced two two-way stop-controlled intersections. ICD = 120 ft x 95 ft. Year Completed estimated (2019-2024). |
|
Johnstown,
CO Weld Co. United States |
SH 60 / Gateway Cir. (40.33527, -104.98559) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Primary access to large travel and fuel center. Year Completed estimated (2023-2024). |
|
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 |
|
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). |
|
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). |
|
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). |
|
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 | |
|
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). |
|
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. |
|
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. |
|
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. |
|
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 | |
|
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 |
|
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 | |
|
(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. |
|
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). |
|
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. |
|
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 |