Fern / Yost Lake Trail

Yost and Fern Lake Trail

A brisk climb through pine and aspen finds these two lakes, tucked in separate small valleys above the resort town of June Lakes. 

Common Destinations: Fern Lake, Yost Lake

Download area map for trail names.
To purchase more detailed maps or guidebooks of the area, visit sierraforever.org

At a Glance

Current Conditions: Weather
Reservations: Reserve up to 6 months in advance at www.Recreation.gov
Permit Info:
  • Wilderness permit required year round for overnight trips.
  • Day use does not require a permit.
  • May 1 through November 1 quota limits visitors to 8 people per day.
Closest Towns:
  • June Lake, CA (food, gas, lodging)
  • Mammoth Lakes, CA (full service, hospital)
Water: Water from creeks, lakes and springs should be treated before drinking.
Restroom: No restroom. Please Leave No Trace. Bury human waste away from water sources.
Operated By: Forest Service
Information Center:

General Information


From Hwy 395, follow the June Lake Loop (Hwy.158) through the community of June Lakes. Look for the trailhead sign and large dirt parking lot just west of the Carson Peak Inn.

Recreation Map

Map showing recreational areas. Map Information


Lake and Pond Fishing

Brook Trout are common in Fern lake, Yost Lake is fishless.

River and Stream Fishing

Fern Creek fish for Brook Trout.

Day Hiking


Recreation Areas

Recreation Activities


  Latitude : 

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  Elevation : 
7,540ft at trailhead