45 twisty stretches · 578 km of twisty road within reach of Round Butte — joined from OpenStreetMap geometry and scored by NavForge's map pipeline. Paved, unpaved and flowing stretches ranked separately.
Every twisty stretch of road within 60 km of Round Butte, Montana — whole roads joined from OpenStreetMap geometry, walked a kilometre at a time and ranked by twisty kilometres. The best unsealed one is Rice Ridge Road (FS 720) with 32.2 twisty km. Click a road to see it on the map above, or take the GPX.
45
Stretches within 60 km
578 km
Twisty kilometres
1,557
Tight corners
0 / 30
Sealed / unsealed shown
Rice Ridge Road (FS 720)
Unpaved & 4WD Gravel/Dirt 0%
38.2 km · 32.2 twisty km · best km 10 · ~43 tight corners
km 0–38.2 of 38.2
Score 8 · High
West Side Ninemile Road – USFS Rd 5520 (5520) · Stark → Old Town
Unpaved & 4WD Gravel/Dirt 0%
35.2 km · 31.2 twisty km · best km 12 · ~121 tight corners
km 1–36.2 of 36.2
Score 8 · High
Pistol Creek Road · near Saint Ignatius
Unpaved & 4WD Gravel/Dirt 0%
29.0 km · 29.0 twisty km · best km 11 · ~62 tight corners
km 0–29 of 31
Score 9 · High
Mission Divide (FS 498) · Bigfork → Bear Dance
Unpaved & 4WD Gravel/Dirt 0%
25.8 km · 22.7 twisty km · best km 11 · ~41 tight corners
km 0–25.8 of 25.8
Score 8 · High
Southside Road · Alberton → Schilling
Unpaved & 4WD Gravel/Dirt 0%
23.0 km · 18.0 twisty km · best km 11 · ~25 tight corners
km 0–23 of 26.4
Score 8 · High
B 2000 · near Bear Dance
Unpaved & 4WD Gravel/Dirt 0%
19.2 km · 17.2 twisty km · best km 11 · ~39 tight corners
km 0–19.2 of 19.2
Score 9 · High
Corona (FS 1025)
Unpaved & 4WD Gravel/Dirt 9%
22.1 km · 17.1 twisty km · best km 12 · ~45 tight corners