Wilderness area

Sanhedrin Wilderness

Sanhedrin Wilderness is a 10,666-acre wilderness area in Mendocino County, California. It rises from about 1,629 to 6,126 ft. The nearest town is Potter Valley, 9.2 miles away in a straight line.

Sanhedrin Wilderness map

Sanhedrin Wilderness boundary from USGS PAD-US or the managing agency, simplified for display. Not for navigation or legal boundaries.

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Fire restrictions

Fire restriction orders for this unit are not tracked here yet. Restrictions change with the season, so check the current orders before any campfire, stove or target shooting.

Common questions

The maximum group size at Sanhedrin Wilderness is 25.
Potter Valley, CA is the nearest town, 9.2 miles in a straight line from the boundary (not a driving distance).
The highest ground in Sanhedrin Wilderness is about 6,126 ft, and its lowest about 1,629 ft (USGS 3DEP elevation model). Its highest named summit is Impassable Rock, about 5,727 ft.

Who manages Sanhedrin Wilderness

Agency Acres Permit Group size Stay limit Office
Forest Service 10,666 Not on record 25 Not on record Upper Lake Ranger District, 707-275-2361

Getting to Sanhedrin Wilderness

  • Potter Valley, CA is the nearest town, 9.2 miles in a straight line from the boundary (not a driving distance). (US Census places, accessed 2026-09-29)

Named summits, canyons, and springs in Sanhedrin Wilderness

  • Impassable Rock summit about 5,727 ft
  • Rocky Point summit about 4,064 ft

Features whose official location is inside the boundary, from the USGS Geographic Names Information System, accessed 2026-09-29. Summit elevations measured on the USGS 3DEP elevation model, which can read a few feet under a surveyed summit height.

Public lands next to Sanhedrin Wilderness

Measured between the units' boundaries as mapped in USGS PAD-US. Distances are straight line, not driving.

Other wilderness areas in California

California wilderness areas