Thorn MTN (FR 3402000) in OR

Road corridorUmpqua NF, Diamond Lake Ranger District

26 mi from Oakridge

Maps 5,085 ft

Dispersed camping generally allowed

U.S. Forest Service default; a local order can restrict it.

Motor-vehicle season 5/1–11/30Stay limit: 14 consecutive days · 28 days total per calendar year · then move 5 mi

VerizonUSABLE

AT&TNONE

T-MobileNONE

StarlinkFAIR

Difficult

All 22.3 miles of this road are maintained for high-clearance vehicles, mostly gravel with 1 miles of dirt.
Near Balm Mountain.
Estimated climb: 4,900 ft over 22.3 miles through 20 switchbacks, with sustained grades near 18% and pitches to 40%.
Terrain estimates show roadside drops of up to ~110 ft on the downhill side.

4 known camp spots along this road, between mile 20 and mile 20.5: 1 mapped, 3 reported by travellers.

Limited privacy

Limited separation from through roads or other sites here, with the nearest through road 0.1 miles off.
Balm Mountain stands 1,016 ft above the map pin, 0.9 miles southwest.
Skipper Lakes lies 1.1 mi off.

Generally, you cannot camp within a mile of developed recreation areas such as trailheads or picnic areas.
Camping rules

September normals 41–69°F, 2.1″ precipitation. Monthly averages, PRISM 1991–2020.

Thorn MTN (FR 3402000) in OR -- Camping Rules & Access in Oregon