|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Helena,
MT Lewis and Clark Co. United States |
Lincoln Rd. / N Montana Ave. (46.70444, -112.02096) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.ktvh.com/news/lincoln-road-roundabout-opens-to-drivers |
|
Poplar,
MT Roosevelt Co. United States |
US 2 / 13th Ave. E (48.11433, -105.17243) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2014-2021). |
|
West End,
MT Yellowstone Co. United States |
Central Ave. / S 38th St. W (45.76969, -108.61240) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | |
|
West End,
MT Yellowstone Co. United States |
Central Ave. / S 36th St. W (45.76949, -108.60726) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | |
|
Bozeman,
MT Gallatin Co. United States |
S 11th Ave. / Arnold St. (45.65298, -111.05215) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2018 | |
|
Bozeman,
MT Gallatin Co. United States |
W Oak St. / Cottonwood Rd. (45.69298, -111.10367) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Right-turn-only lanes on north and south legs, designed for future conversion to through lanes to make the roundabout 2x2. |
|
Bozeman,
MT Gallatin Co. United States |
S 11th Ave. / W Graf St. (45.64966, -111.05320) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2017 | |
|
Bozeman,
MT Gallatin Co. United States |
W Graf St. / S 3rd Ave. (45.64930, -111.04692) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2020 | |
|
Bozeman,
MT Gallatin Co. United States |
W Graf St. / S 17th Ave. (45.64943, -111.06043) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2017 | |
|
Bozeman,
MT Gallatin Co. United States |
Cattail St. / Max Ave. (45.70770, -111.06912) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2021 | |
|
Billings,
MT Yellowstone Co. United States |
Five Mile Rd. / Mary St. / (Billings Bypass) (45.84863, -108.42492) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2021 | https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/ |
|
Missoula,
MT Missoula Co. United States |
Southgate Mall Access Rd. / Mary Ave. (46.84412, -114.02685) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2016-2019). |
|
Missoula,
MT Missoula Co. United States |
Mary Ave. / Southgate Mall Access Rd. (46.84420, -114.03158) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2016-2019). |
|
Billings,
MT Yellowstone Co. United States |
King Ave. W / S 56th St. W (45.75516, -108.65895) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.yourbigsky.com/local-news-2/billings-king-ave-56th-st-w-reopened/ |
|
Missoula,
MT Missoula Co. United States |
Mullan Rd. / Mary Jane Blvd. (46.88725, -114.05372) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2023 | Year Completed estimated (2022-2023). |
|
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/ |
|
Bozeman,
MT Gallatin Co. United States |
Baxter Ln. / Collonwood Rd. / Harper Puckett Rd. (45.70022, -111.10372) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2024). https://www.kbzk.com/news/local-news/baxter-lane-ready-to-reopen-for-traffic-this-week-after-months-of-construction. |
|
Armington,
MT Cascade Co. United States |
US 87-SR 200 / US 89 / (parking) (47.34909, -110.89673) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2022-2023). https://www.youtube.com/watch?v=7jSH18jbyKc |
|
Helena,
MT Lewis and Clark Co. United States |
SR 279 (Lincoln Rd. E) / I-15 NB Ramps (46.70444, -112.01118) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 32.0040 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | Raindrop shaped. Right-turn-only lane on south leg. Year Completed estimated (2021-2024). |
|
Miles City,
MT Custer Co. United States |
SR 59 (S Haynes Ave.) / I-94 WB Ramps (46.39529, -105.82257) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | Raindrop shaped. https://www.facebook.com/184269241611945/videos/595272431092378/ |
|
Miles City,
MT Custer Co. United States |
SR 59 (S Haynes Ave.) / Steel St. / I-94 EB Ramps (46.39377, -105.82258) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | Raindrop shaped. https://www.mdt.mt.gov/pubinvolve/broadus/ |
|
Bozeman,
MT Gallatin Co. United States |
Baxter Ln. / Love Ln. (45.70012, -111.14498) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2019 | https://www.mdt.mt.gov/pubinvolve/baxterlove/status.shtml |
|
Bozeman,
MT Gallatin Co. United States |
Durston Rd. / Ferguson Ave. (45.68569, -111.09355) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.2023 |
Other (At-Grade) Single-Lane |
2019 | Open to traffic in 2019, not completed until 2020. https://www.youtube.com/watch?v=alzAe8c-fuU ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
South Ave. W / 33rd Ave. / Guardsman Ln. (46.84863, -114.06068) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2016 | |
|
Missoula,
MT Missoula Co. United States |
Paxson St/Southgate Mall Access (46.84396, -114.02899) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2018 | Year Completed estimated (2016-2019). |
|
Billings,
MT Yellowstone Co. United States |
Old US 312 / Five Mile Rd. (45.86957, -108.42768) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml |
|
Billings,
MT Yellowstone Co. United States |
Meadow View Dr. / Meadow View Dr. (45.78325, -108.59372) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
2017 | South leg stubbed. Year Completed estimated (2015-2018). |
|
Missoula,
MT Missoula Co. United States |
Scott St. / Toole Ave. (46.87803, -114.00632) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.9211 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | ICD estimated from Google Maps linework. |
|
Great Falls,
MT Cascade Co. United States |
Division Rd. / Smelter Ave. NW (47.52454, -111.31037) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.0990 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
Miller Creek Rd. / Lower Miller Creek Rd. / Upper Miller Creek Rd. (46.82569, -114.05048) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.2248 |
Other (At-Grade) Single-Lane |
2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
N Orange St. / N 5th St. / I-90 EB Ramps (46.87980, -113.99314) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
3 Approaches 0 Driveways 45.7162 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Completed June 2017. ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
N Van Buren St. / I-90 EB Ramps (46.87015, -113.98167) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.2933 |
Freeway Ramps (Grade-Separated) Single-Lane |
2018 | Completed summer 2018. Raindrop-shaped central island. ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
W College St. / S 11th Ave. (45.67113, -111.05200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.2247 |
Other (At-Grade) Single-Lane |
2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
Higgins Ave. / Beckwith Ave. (46.85703, -113.99740) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.7680 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Browning,
MT Glacier Co. United States |
US 2 / US 89 (48.55595, -113.02434) |
Roundabout Existing |
All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2015 | Left-turn-only lane on east leg. |
|
Billings,
MT Yellowstone Co. United States |
King Ave. / Olympic Blvd. (45.75507, -108.61360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1658 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Crossing Blvd. / Olympic Blvd. (45.75216, -108.61570) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.1677 |
Other (At-Grade) Single-Lane |
2009 | Functional Class: Local ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
King Ave. / St. Vincent Way (45.75520, -108.62260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.9990 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
Baxter Ln. / Ferguson Ave. (45.70024, -111.09310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2003 | |
|
Bozeman,
MT Gallatin Co. United States |
Laurel Pkwy. / Annie St. (45.68916, -111.11383) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | |
|
Bozeman,
MT Gallatin Co. United States |
Laurel Pkwy. / Glenellen Dr. / Sherwood Way (45.69050, -111.11401) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2003 | |
|
Bozeman,
MT Gallatin Co. United States |
Cascade St. / Kimball Ave. (45.68162, -111.09510) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 19.1915 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
Cascade St. / Clifden Dr. (45.68115, -111.09950) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 19.1916 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
(shopping center entrance) / (parking lot) (48.23521, -114.33170) |
Other Existing |
Uncontrolled Unknown |
0 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2005 | |
|
Montana City,
MT Lewis and Clark Co. United States |
SR 282 / Jackson Creek Rd. (46.54082, -111.94824) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2007 | Opened October 2007. |
|
Helena,
MT Lewis and Clark Co. United States |
Saddle Dr. / Colonial Dr. (46.57319, -111.97703) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1246 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
Union Pacific St. / O'Leary St. / Clark Fork Ln. (46.88880, -114.04560) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2003 | |
|
Billings,
MT Yellowstone Co. United States |
Hwy 3 / 27th St. / Airport Rd. (45.80209, -108.53540) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7937 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Located at Billings airport. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Grand Ave. (45.78407, -108.61760) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.1455 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Series of 8 roundabouts. Fatal crash 2012. 11861-05. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Broadwater Ave. (45.77685, -108.61760) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.9815 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Central Ave. (45.76963, -108.61760) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3183 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Monad Rd. (45.76236, -108.61760) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.6596 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Series of 8 roundabouts. Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / King Ave. (45.75507, -108.61760) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 58.3321 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / (Local Access) (45.74776, -108.61750) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 37.5041 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Series of 8 roundabouts. Main access to construction materials facility (600+ trucks per day). Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Hesper Rd. (45.74060, -108.61740) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 43.3436 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Shiloh Rd. / Zoo Dr. (45.73609, -108.61740) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.6799 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Series of 8 roundabouts. Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework. |
|
East Helena,
MT Lewis and Clark Co. United States |
Canyon Ferry Rd. / Lake Helena Dr. (46.61710, -111.89391) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2009 | |
|
Missoula,
MT Missoula Co. United States |
Airway Blvd. / Expressway (46.91994, -114.07140) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.7875 |
Other (At-Grade) Single-Lane |
2011 | Four-lane approach roadways that drop right lane into right-turn bypass lanes on all approaches. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Ironwood Dr. / Woodcreek Dr. (45.81641, -108.67716) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | |
|
Kalispell,
MT Flathead Co. United States |
Stillwater Rd. / West Reserve Dr. (48.24038, -114.35220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.3853 |
Other (At-Grade) Single-Lane |
2007 | First roundabout by Montana DOT. ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Grand Ave. / 36th St. W (45.78403, -108.60541) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.8058 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | Year Completed estimated (2015-2019). ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Henry Chapple St. / St Vincent Way (45.75948, -108.61935) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.6630 |
Other (At-Grade) Single-Lane |
2013 | One approach stubbed out. ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
St Mary Way / Marillac St. / Henry Chapple St. (45.75672, -108.62191) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.9980 |
Other (At-Grade) Single-Lane |
2013 | One approach stubbed out. ICD estimated from Google Maps linework. |
|
Red Lodge,
MT Carbon Co. United States |
US 212 (Broadway Ave.) / 3rd St. (45.19487, -109.24681) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.3987 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
Cottonwood Rd. / Stucky Rd. (45.65655, -111.10392) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.3914 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
W Oak St. / Davis Ln. (45.69299, -111.08300) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 34.2039 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
|
Sidney,
MT Richland Co. United States |
SR 16 (S Central Ave.) / SR 200 / SR 23 (47.68440, -104.17889) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2018 | |
|
Billings,
MT Yellowstone Co. United States |
MT Hwy 3 / Zimmerman Trl. (45.80647, -108.59981) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 44.1250 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
|
Lower Rattlesnake,
MT Missoula Co. United States |
N Van Buren St. / I-90 WB Ramps (46.87078, -113.98082) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.7424 |
Freeway Ramps (Grade-Separated) Unknown |
2018 | Completed summer 2018. ICD estimated from Google Maps linework. |
|
Helena,
MT Lewis and Clark Co. United States |
Lincoln Rd. / Green Meadow Dr. (46.70420, -112.06374) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.0466 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
Glacier Airport Rd. / (unknown) (48.30613, -114.24914) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 30.1875 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2012 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
Hutton Ranch Rd. / (unknown) (48.23358, -114.32399) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.1635 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
US 93 Alt / Foys Lake Rd. (48.18677, -114.33352) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.9422 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
US 93 Alt / Airport Rd. (48.16325, -114.30946) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.9843 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Kalispell,
MT Flathead Co. United States |
US 93 Alt / (unknown) (48.15526, -114.29332) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.9760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Two approaches stubbed for future use. ICD estimated from Google Maps linework. |
|
Missoula,
MT Missoula Co. United States |
England Blvd. / Connery Way (46.89409, -114.04588) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.4619 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
|
Florence,
MT Ravalli Co. United States |
MT 203 (Eastside Hwy) / Eight Mile Creek Rd. (Lower Woodchuck Rd.) (46.63235, -114.04188) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.5456 |
Other (At-Grade) Single-Lane |
2014 | Through bypass lane on northwest leg; add-type right-turn bypass lane on northeast leg. ICD estimated from Google Maps linework. |
|
Belgrade,
MT Gallatin Co. United States |
Airway Blvd. / Gallatin Field Rd. (45.77350, -111.16244) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1529 |
Other (At-Grade) Single-Lane |
2015 | Right-turn bypass lane on southeast leg. Year Completed estimated (2013-2019). ICD estimated from Google Maps linework. |
|
Belgrade,
MT Gallatin Co. United States |
Airway Blvd. / E Northern Pacific Ave. (45.76585, -111.16289) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.6545 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | ICD estimated from Google Maps linework. |
|
Belgrade,
MT Gallatin Co. United States |
Airway Blvd. / I-90 WB Ramps (45.76100, -111.16234) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 51.6601 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2015 | Raindrop shape. ICD estimated from Google Maps linework. |
|
Belgrade,
MT Gallatin Co. United States |
Airway Blvd. / I-90 EB Ramps (45.75980, -111.16328) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 42.4955 |
Freeway Ramps (Grade-Separated) Single-Lane |
2015 | Raindrop shape. ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
Catron St. / Blackbird Dr. (45.71193, -111.07903) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.8490 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Bozeman,
MT Yellowstone Co. United States |
Bench Blvd. / Hilltop Rd. / Yellowstone River Rd. (45.81289, -108.46580) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.1305 |
Other (At-Grade) Single-Lane |
2013 | Right-turn-only lane on south leg. ICD estimated from Google Maps linework. |
|
Helena,
MT Lewis and Clark Co. United States |
York Rd. / Lake Helena Dr. (46.64646, -111.89396) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.7156 |
Other (At-Grade) Single-Lane |
2019 | https://www.abcfoxmontana.com/helena/york-roundabout-set-to-open-thursday/video_c15b781a-cf0e-11e9-b73b-efb751f4ffc8.html ICD estimated from Google Maps linework. |
|
Butte,
MT Silver Bow Co. United States |
SR 276 / I-15-I-90 WB Ramps / Browns Gulch Rd. (46.00749, -112.61093) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 72.9993 |
Freeway Ramps (Grade-Separated) Unknown |
2019 | https://mtstandard.com/news/local/rocker-roundabout-open-sort-of-completion-set-for-september/article_0b906772-e4f1-50d6-a293-abfa138fe9d2.html ICD estimated from Google Maps linework. |
|
Bozeman,
MT Gallatin Co. United States |
N 15th Ave. / Beall St. / Ruth Thibeault Way (45.68213, -111.05694) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.1849 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | https://www.ktvq.com/news/montana-news/roundabout-what-roundabout-some-bozeman-drivers-ignoring-roundabout-near-school ICD estimated from Google Maps linework. |
|
Billings,
MT Yellowstone Co. United States |
Grand Ave. / 38th St. W (45.78400, -108.61111) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.9757 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | Fourth leg stubbed. ICD estimated from Google Maps linework. |
|
Pascagoula,
MS Jackson Co. United States |
Hospital Rd. / Old Mobile Hwy. (30.36849, -88.53333) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 88.6193 |
Other (At-Grade) Single-Lane |
2017 | http://cityofpascagoula.com/482/Hospital-Road-Improvements ICD estimated from Google Maps linework. |
|
Gautier,
MS Jackson Co. United States |
N Dolphin Dr. / William Payne Adams Blvd. / (unknown) (30.39643, -88.65932) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1462 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
E Capitol St. / West St. (32.29975, -90.18412) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.1714 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
E Capitol St. / Lamar St. (32.30000, -90.18602) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.1333 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
Capitol St. / Farish St. (32.30034, -90.18851) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.1618 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | ICD estimated from Google Maps linework. |
|
Oxford,
MS Lafayette Co. United States |
Chucky Mullins Dr. / Hill Dr. / Hathorn Rd. (34.35904, -89.54402) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 37.4657 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | ICD estimated from Google Maps linework. |
|
Oxford,
MS Lafayette Co. United States |
Hathorn Rd. / Insight Park Ave. / (parking lot) (34.35880, -89.54768) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.5080 |
Other (At-Grade) Single-Lane |
2011 | Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. |
|
Oxford,
MS Lafayette Co. United States |
Anderson Rd. / W Oxford Loop (34.36827, -89.57188) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.5324 |
Other (At-Grade) Unknown |
2019 | ICD estimated from Google Maps linework. |
|
D'Iberville,
MS Harrison Co. United States |
MS Hwy 15 / Lamey Bridge Rd. (30.49431, -88.90603) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2018 | Add-lane right-turn bypass lane on west leg; yield-controlled right-turn bypass lanes on north and south legs. Fatal crash Monday February 7, 2022: https://www.sunherald.com/news/local/counties/harrison-county/article258139973.html |
|
Jackson,
MS Hinds Co. United States |
Central St. / Buena Vista Ave. (32.30306, -90.21358) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local |
|
Ridgeland,
MS Madison Co. United States |
Old Agency Rd / Highland Colony Pkwy (32.43125, -90.14893) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 47.3786 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Planned in association with interchange improvements at I-55/Old Agency Rd. Functional Class: Collector ICD estimated from Google Maps linework. |
|
Pearl,
MS Rankin Co. United States |
MS 475 (Airport Rd.) / Old Brandon Rd. (32.29057, -90.07133) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 34.3273 |
Other (At-Grade) Single-Lane |
1997 | Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
John R. Lynch St. / Metro Pkwy. / Eastview St. (32.29798, -90.21458) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.4296 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |