Mount Sill
Trip Guide & 3D Map
Sierra Nevada · Difficulty, season, and access — then explore the 3D terrain
Planning snapshot
Mount Sill is a 14,153 ft summit in the Sierra Nevada (USA). PeakAtlas rates it alpine technical (Technical rock); best season is Jun–Sep. Permit required. Typical staging is Big Pine (16 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
- 14,153 ft
- Prominence
- 353 ft
- Difficulty tier
- Alpine technical
- Best season
- Jun–Sep
- Permits
- Permit required
- Staging
- Big Pine · 16 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 Mount Sill, and what do you need before you go?
Mount Sill is listed as Technical rock with a best season of Jun–Sep. Use the difficulty, permit, and staging details below before you commit to a date.
- Difficulty
- Technical rock
- Best season
- Jun–Sep
- Access / staging
- Big Pine, California
How tall is Mount Sill, and where is it?
- Location
- California, USA
- Elevation
- 14,153 ft
- Prominence
- 353 ft
- Mountain range
- Sierra Nevada
- Difficulty
- Technical rock
What makes Mount Sill notable?
Home of the Swiss Arete — one of the Sierra’s most celebrated alpine rock routes.
Palisades 14er famous for the Swiss Arete — a classic alpine rock climb above the Palisade Glacier near North Palisade.
After you check trip readiness for Mount Sill, explore the summit on PeakAtlas3D’s interactive 3D topographic map in the Sierra Nevada, California, USA.
Closest places
- Big Pine — California via Glacier Lodge Rd