Trigo Mountain Wilderness
Trigo Mountain Wilderness is a 30,300-acre wilderness area in La Paz County, Arizona. It rises from about 259 to 1,873 ft. The nearest town is Cibola, 7 miles away in a straight line.
Trigo Mountain Wilderness map
Trigo Mountain Wilderness boundary from USGS PAD-US or the managing agency, simplified for display. Not for navigation or legal boundaries.
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
- Cibola, AZ is the nearest town, 7 miles in a straight line from the boundary (not a driving distance). The wilderness.net page for this area places it about 25 miles north of Yuma.
- The highest ground in Trigo Mountain Wilderness is about 1,873 ft, and its lowest about 259 ft (USGS 3DEP elevation model).
Who manages Trigo Mountain Wilderness
| Agency | Acres | Permit | Group size | Stay limit | Office |
|---|---|---|---|---|---|
| BLM | 30,300 | Not on record | Not on record | Not on record | Bureau of Land Management, Yuma Field Office, 928-317-3200 |
Getting to Trigo Mountain Wilderness
- Cibola, AZ is the nearest town, 7 miles in a straight line from the boundary (not a driving distance). (US Census places, accessed 2026-09-29)
- The wilderness.net page for this area places it about 25 miles north of Yuma.
- Access roads named on the area's wilderness.net page: Martinez Lake Road, Red Cloud Mine Road, Cibola Road, Hart Mine Wash Road, Lopez Wash Road.
- High-clearance, four-wheel-drive vehicles are recommended on the access roads.
Position, roads and vehicle notes: wilderness.net page for Trigo Mountain Wilderness, accessed 2026-09-29. Roads and conditions change; check with the managing office before driving in.
Public lands next to Trigo Mountain Wilderness
- National wildlife refugeTrigo Mountain Wilderness borders Imperial National Wildlife Refuge.
- Wilderness areaTrigo Mountain Wilderness borders Imperial Refuge Wilderness.
- National wildlife refugeCibola National Wildlife Refuge is 0.8 miles away, straight line between the two boundaries.
Measured between the units' boundaries as mapped in USGS PAD-US. Distances are straight line, not driving.
Other wilderness areas in Arizona
- https://wilderness.net/visit-wilderness/?ID=609 (accessed 2026-09-29)
- https://prd-tnm.s3.amazonaws.com/StagedProducts/Elevation/1/TIFF/current/n34w115/USGS_1_n34w115.tif (accessed 2026-09-29)
- https://www2.census.gov/geo/docs/maps-data/data/gazetteer/2025_Gazetteer/2025_gaz_place_04.txt (accessed 2026-09-29)