Wilderness area

Riverside Mountains Wilderness

Riverside Mountains Wilderness is a 24,004-acre wilderness area in Riverside County, California. It rises from about 377 to 2,252 ft. The nearest town is Poston, 6.1 miles away in a straight line.

Riverside Mountains Wilderness map

Riverside Mountains 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

Camping in Riverside Mountains Wilderness is limited to 14 days.
Poston, AZ is the nearest town, 6.1 miles in a straight line from the boundary (not a driving distance).
The highest ground in Riverside Mountains Wilderness is about 2,252 ft, and its lowest about 377 ft (USGS 3DEP elevation model). Its highest named summit is Riverside Mountain, about 2,135 ft.

Who manages Riverside Mountains Wilderness

Agency Acres Permit Group size Stay limit Office
BLM 24,004 Not on record Not on record 14 days Palm Springs-South Coast Field Office, 760-833-7100

Getting to Riverside Mountains Wilderness

  • Poston, AZ is the nearest town, 6.1 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 Riverside Mountains Wilderness

  • Riverside Mountain summit about 2,135 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 Riverside Mountains 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