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The best twisty roads around Cobalt

14 twisty stretches · 263 km of twisty road within reach of Cobalt — 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 Cobalt, Idaho — whole roads joined from OpenStreetMap geometry, walked a kilometre at a time and ranked by twisty kilometres. The best unsealed one is Yellowjacket Road (NF 112) · Forney → Mormon Ranch with 36.7 twisty km. Click a road to see it on the map above, or take the GPX.

14
Stretches within 60 km
264 km
Twisty kilometres
1,134
Tight corners
0 / 13
Sealed / unsealed shown
Salmon River Road · near North Fork

Flowing
Paved 100%

5.0 km · 0.0 twisty km · best km 6
km 13.1–18.1 of 31.8

Score 5 · Moderate

Yellowjacket Road (NF 112) · Forney → Mormon Ranch

Unpaved & 4WD
Gravel/Dirt 0%
4WD track — check access

41.7 km · 36.7 twisty km · best km 13 · ~137 tight corners
km 6–47.7 of 47.7

Score 9 · High

Sleeping Deer Road

Unpaved & 4WD
Gravel/Dirt 0%

32.0 km · 32.0 twisty km · best km 11 · ~118 tight corners · 2 hairpins
km 1–33 of 51.4

Score 9 · High

FD 45 · Williams Lake Resort → Elk Bend

Unpaved & 4WD
Gravel/Dirt 0%

27.5 km · 23.4 twisty km · best km 10 · ~127 tight corners · 2 hairpins
km 0–27.5 of 27.5

Score 8 · High

Colson Creek – State Line (60123)

Unpaved & 4WD
Gravel/Dirt 0%

25.0 km · 23.1 twisty km · best km 11 · ~80 tight corners
km 0–25 of 26

Score 8 · High

Spring Creek Road

Unpaved & 4WD
Gravel/Dirt 0%

21.0 km · 21.0 twisty km · best km 12 · ~131 tight corners
km 0–21 of 25.8

Score 9 · High

South Twin (FS 449) · near Gibbonsville

Unpaved & 4WD
Gravel/Dirt 0%

20.0 km · 20.0 twisty km · best km 12 · ~63 tight corners
km 0–20 of 20

Score 10 · High

State Line

Unpaved & 4WD
Gravel/Dirt 0%

21.9 km · 19.9 twisty km · best km 11 · ~95 tight corners · 1 hairpins
km 0–21.9 of 21.9

Score 9 · High

Colson Creek- State Line Road (NF 123)

Unpaved & 4WD
Gravel/Dirt 0%
4WD track — check access

18.4 km · 18.4 twisty km · best km 12 · ~103 tight corners
km 0–18.4 of 18.4

Score 9 · High

Marlin Spring (60040)

Unpaved & 4WD
Gravel/Dirt 0%
4WD track — check access

17.8 km · 17.8 twisty km · best km 12 · ~94 tight corners
km 0–17.8 of 17.8

Score 11 · High

Jureano Mountain Road (NF 300) · near Leesburg

Unpaved & 4WD
Gravel/Dirt 0%

17.0 km · 15.0 twisty km · best km 10 · ~43 tight corners
km 0–17 of 17

Score 9 · High

Pennal Gulch Trail · near Challis

Unpaved & 4WD
Gravel/Dirt 0%
4WD track — check access

14.1 km · 14.1 twisty km · best km 12 · ~79 tight corners · 2 hairpins
km 0–14.1 of 14.1

Score 10 · High

Deep Spring Road (NF 231) · Cobalt → Blackbird

Unpaved & 4WD
Gravel/Dirt 0%
4WD track — check access

14.5 km · 12.5 twisty km · best km 11 · ~54 tight corners
km 0–14.5 of 14.5

Score 9 · High

Haynes Creek Road · near Tendoy

Unpaved & 4WD
Gravel/Dirt 0%

9.6 km · 9.6 twisty km · best km 13 · ~10 tight corners
km 0–9.6 of 9.6

Score 11 · High

The same roads serve Blackbird, Forney.

Twisty roads near here

Williams Lake Resort 14 km
Tendoy 34 km
Mormon Ranch 40 km
Foster Ranch 54 km
Challis 58 km
Gibbonsville 61 km
Thunder City 78 km
Upper Crossing 79 km
Loon Creek Guard Station 80 km
Custer City 83 km

All twisty roads in Idaho · Road geometry © OpenStreetMap contributors (ODbL), scored by NavForge’s map pipeline. “4WD track — check access” means OpenStreetMap does not say whether the track is gated. Get NavForge Premium to route through these roads automatically — fully offline.

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