Mammoth Mountain
California, US — size L · 86 km of trails · 903 m vertical · 28 lifts · very heavy snowfall
Open it on the map mammothmountain.com
Closed today
Season: Nov 21 – May 30
26/27 Passes
| Pass | What it grants | Blackouts |
|---|---|---|
| Ikon Pass | unlimited days | no blackout dates |
| Ikon Base | unlimited days | 3 blackout windows |
The mountain
- Trails
- 86 km — size L
- Vertical
- 903 m
- Summit
- 3360 m
- Base
- 2457 m
- Lifts
- 28
- Trees
- 2.3 km, 2.7% of mapped runs — Dave's Glade, Dragons Tail, Glades
- Region
- Mammoth Lakes, California, United States
Typical Snowfall
Our take: ❄︎❄︎❄︎❄︎ Very heavy
- Measured, 10-season mean
- 908 cm — OnTheSnow
- Snow-day share
- 32% of December–March days — a centimetre or more; ERA5 model
- Longest snowy stretch
- 6 days — consecutive days with a centimetre or more, typical winter; ERA5 model
- Model climatology
- 684 cm — ERA5 model, ~10 km grid
The Season
middle half of winterstypical (dashed: model)2025/26planned season
Snow on the ground: model (ERA5 at mid-mountain), 10 winters; reads low
Snowfall: model (ERA5 at mid-mountain), 10 winters, scaled ×1.33 to OnTheSnow 10-season mean
Natural snow; a groomed base runs deeper.
Character
It drops 903 m top to bottom, in the tallest tenth of North American resorts on a pass, where the median is 324 m. 86 km of trails, in the largest tenth of North American resorts on a pass, where the median has 19 km. Its lift fleet runs to 3 gondolas among 28.
Terrain
- novicegreen circle12 km · 24 runs
- easygreen circle4.3 km · 6 runs
- intermediateblue square52.2 km · 75 runs
- advancedblack diamond13.4 km · 29 runs
- other3.9 km · 20 runs
North American grading.
Lifts
- 3gondolas
- 22chairlifts
- 1platter
- 2magic carpets
Nearby
| Resort | Distance | Trails | Snowfall | Passes | |
|---|---|---|---|---|---|
| June Mountain | 14 km | 27 km | heavy | Ikon Pass, Ikon Base (shared) | compare |
| China Peak | 48 km | 35 km | heavy | Indy Pass, Indy+ Pass | compare |
| Dodge Ridge | 101 km | 30 km | heavy | Indy Pass, Indy+ Pass | compare |
| Bear Valley Mountain Resort | 130 km | 26 km | heavy | Indy Pass, Indy+ Pass | compare |
| Kirkwood | 147 km | 37 km | very heavy | Epic Pass, Epic Local | compare |
| Sierra-at-Tahoe | 158 km | 27 km | heavy | Ikon Pass, Ikon Base (shared) | compare |
FAQ
- Is Mammoth Mountain on the Ikon Pass?
- Yes. The Ikon Pass grants unlimited days at Mammoth Mountain for 2026/27, with no blackout dates.
- Is Mammoth Mountain on the Ikon Base?
- Yes. The Ikon Base grants unlimited days at Mammoth Mountain for 2026/27, with 3 blackout windows.
- How much snow does Mammoth Mountain get?
- Mammoth Mountain has very heavy snowfall by our banding, averaging 908 cm a season over the last ten measured seasons.
- What else can I ski nearby on the same pass?
- June Mountain (14 km), Sierra-at-Tahoe (158 km)
Sources
- Pass terms
- Ikon
- Mountain figures
- OpenSkiMap, from OpenStreetMap
- Season dates and live status
- skiresort.info
- Snow on the ground
- Open-Meteo