Corbett Lake

California

California

Free — you'll pick up right here.

2.1 mi

Distance

570 ft

Gain

No verdict for this trail

We won't guess. Here is exactly what we do and don't know.

What we do know

  • Inside Sierra National Forest

    3 managing-area boundaries mapped — agency alerts for them feed this page automatically.

    Boundary data

What's missing

  • No access route mapped

    We don't yet know which road reaches this trailhead, so we can't tell you if it's gated.

Nobody's filed a report here yet — be the first.

Why you'll love it

John Muir Wilderness wilderness
Out & back

Here's your day, mapped

Corbett Lake

Suggested plan · check conditions before you go

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Meals

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Gear for the day

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Elevation & route

Distance
2.1 mi
Elevation gain
570 ft
Highest point
9,059 ft
Lowest point
8,459 ft
More about this trail ↓

Photos

Directions & GPX

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Permits & access

Managing agency
Forest Service
Wilderness area
John Muir Wilderness
Horses
Allowed
Surface
Natural
Accessibility
Not an accessible trail (Forest Service accessibility status)

Source for horses, surface, accessibility: USDA Forest Service National Forest System Trails (EDW)

About this trail

Corbett Lake is a 2.14-mile out-and-back trail in California managed by the Forest Service. The route gains 601 feet of elevation.

Facts about this trail

The climb

High point
9,059 ft
Length (round trip)
2.1 mi
Shape
Out and back

Source: Roamze elevation profile and trail geometry (DEM samples along the mapped route)

When to go

Typical monthly averages (not a forecast) from the Mammoth Lakes Rs, CA weather station, 24 mi away. High / low in °F.

  1. Jan41° high17° low
  2. Feb41° high18° low
  3. Mar45° high22° low
  4. Apr51° high27° low
  5. May60° high35° low
  6. Jun70° high42° low
  7. Jul78° high49° low
  8. Aug77° high47° low
  9. Sep71° high40° low
  10. Oct61° high30° low
  11. Nov49° high23° low
  12. Dec41° high17° low

The station sits about 1,300 ft lower than this spot, so expect it to run cooler up here.

Source: NOAA NCEI U.S. Climate Normals 1991–2020

Where it is

Managed by
Forest Service

Source: Wilderness.net boundaries; USFS EDW boundaries; USGS PAD-US 4.1

Conditions

Active alerts for Sierra National Forest as of Oct 9, 2026:

Source: USFS forest alerts

Nearby

Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)

Add to a trip & share

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Guided trips nearby

Local operatorsoffering guided trips. You book directly with them — Roamze doesn’t take a cut.

Mammoth Lakes Pack Outfit

Hiking business nearby (~21 mi away) — hasn't claimed their Roamze page yet

View operator

Bishop Pack Outfitters

Hiking business nearby (~24 mi away) — hasn't claimed their Roamze page yet

View operator

Rainbow Pack Outfitters

Hiking business nearby (~28 mi away) — hasn't claimed their Roamze page yet

View operator