California, USA

Mt. San Antonio

Trip Guide & 3D Map

San Gabriel Mountains · Difficulty, season, and access — then explore the 3D terrain

Planning snapshot

Mt. San Antonio is a 10,064 ft summit in the San Gabriel Mountains (USA). PeakAtlas rates it scramble (Strenuous day hike / scramble); best season is May–Oct. No special summit permit. Typical staging is Mt. Baldy Village (6.0 mi). Limited lodging data is mapped from OpenStreetMap for this region — stage in the listed town rather than expecting a full hotel directory. Use the 3D map and trip checklist before you go.

Elevation
10,064 ft
Prominence
6,224 ft
Difficulty tier
Scramble
Best season
May–Oct
Permits
No special summit permit
Staging
Mt. Baldy Village · 6.0 mi
Mapped lodging
Limited / none mapped
Listed trails
1

As of 2026-07-31 · Figures come from the PeakAtlas3D catalog: surveyed elevations and prominence, curated difficulty tiers, best-season windows, permit notes, staging-town distances, trail lists, and OpenStreetMap lodging near each summit. Not live weather, quotas, or prices.

How hard is Mt. San Antonio, and what do you need before you go?

Mt. San Antonio is listed as Strenuous day hike / scramble with a best season of May–Oct. Use the difficulty, permit, and staging details below before you commit to a date.

Difficulty
Strenuous day hike / scramble
Best season
May–Oct
Access / staging
Mt. Baldy Village, California

How tall is Mt. San Antonio, and where is it?

Elevation
10,064 ft
Prominence
6,224 ft
Mountain range
San Gabriel Mountains
Difficulty
Strenuous day hike / scramble

What makes Mt. San Antonio notable?

The iconic San Gabriel high point and one of the most climbed peaks in Southern California.

Mt. Baldy — Los Angeles’s backyard 10,000-footer via Baldy Bowl, Ski Hut, or Devil’s Backbone routes in Angeles National Forest.

After you check trip readiness for Mt. San Antonio, explore the summit on PeakAtlas3D’s interactive 3D topographic map in the San Gabriel Mountains, California, USA.

Closest places

  • Claremont — California via Mt Baldy Rd