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13,279 ft · Sierra Nevada, California

Deerhorn Mountain

Deerhorn Mountain is a 13,279 ft peak in the Sierra Nevada, California. The standard route is the Northeast Buttress: 28 mi, 8,790 ft of gain, Class 3.

Deerhorn Mountain in the Sierra Nevada, California

Photo: Tom Hilton, CC BY 2.5

Deerhorn Mountain at a glance

  • Elevation13,279 ft4,047 m
  • RouteNortheast ButtressClass 3
  • Distance28 mi8,790 ft gain
  • Time2 – 3 daysVery Hard effort
  • SeasonJul – Sep
  • RangeSierra NevadaCalifornia

Climbing the Northeast Buttress

From Independence on US 395, drive Onion Valley Road about 13 miles to the Onion Valley trailhead. Cross Kearsarge Pass, pass Bullfrog Lake to the John Muir Trail, and descend to Vidette Meadow. Cross Bubbs Creek and follow a faint use trail up the west side of Vidette Creek past the Vidette Lakes. Climb the Class 3 Northeast Buttress of the lower northwest peak, traverse sandy ledges down to the notch, and scramble to the small southeast summit. The scree at the base of the buttress needs care. Plan two or three days. An Inyo National Forest wilderness permit is required, and Kearsarge Pass quotas fill early.

Gear and hazards

What to bring

  • Backpack (55–75 L)
  • Hiking Boots
  • Water
  • Offline Maps
  • Headlamp
  • Satellite Communicator
  • Whistle
  • Sunglasses
  • Sunscreen
  • Sun Hat
  • Midlayer
  • Insulated Jacket
  • Hardshell Jacket
  • Warm Hat
  • Buff
  • Midweight Gloves
  • Trekking Poles
  • GPS Device
  • Power Bank
  • Water Filter
  • First-Aid Kit
  • Emergency Bivy
  • Helmet

What to watch for

  • Loose rock
  • Route-finding difficulty
  • Remote location
  • High altitude
  • Storms

Quests with Deerhorn Mountain

Peaks near Deerhorn Mountain

  1. Mount Tyndall

    Mount Tyndall

    14,019 ft · 5.7 mi away

  2. Mount Williamson

    Mount Williamson

    14,379 ft · 6.8 mi away

  3. Mount Russell

    Mount Russell

    14,094 ft · 10.8 mi away

  4. Mount Whitney

    Mount Whitney

    14,505 ft · 11.4 mi away

Frequently asked questions

How tall is Deerhorn Mountain?

Deerhorn Mountain is 13,279 feet (4,047 m) tall. It is in the Sierra Nevada, California.

How hard is it to climb Deerhorn Mountain?

The Northeast Buttress is Class 3, which means scrambling, where you use your hands to climb and a fall could be serious. Yak rates the overall effort very hard: 28 miles with 8,790 feet of elevation gain.

How many days does it take to climb Deerhorn Mountain?

Most climbers plan 2 – 3 days for the Northeast Buttress, with at least one night on the mountain.

Is Deerhorn Mountain dangerous to climb?

It has real risks: rockfall from loose rock, fast-changing weather and tricky route-finding. Go with an experienced partner, wear a helmet, test holds before you trust them and turn back if the rock is wet or icy.

Do you need a helmet for Deerhorn Mountain?

It is a good idea. Loose rock and rockfall are common on the Northeast Buttress, so a helmet is on the gear list.

Do you need to acclimatize to climb Deerhorn Mountain?

Most people feel the altitude above 8,000 feet, and Deerhorn Mountain reaches 13,279 feet. Spend a night or two at elevation first, drink plenty of water and turn back if a headache, nausea or dizziness gets worse.

When is the best time to climb Deerhorn Mountain?

The usual climbing window is July to September. Outside it, expect snow, storms or closed access, and check the summit forecast before you go.

Climb Deerhorn Mountain with Yak

Plan your route on a topo map, check the summit forecast, then log your climb and see what is left on your list