3.4 mi from the trailheadPost Creek Guard Station
Campground · California
7.3 mi out & back · 1,934 ft gain · 6,335 ft high point · Hard
Via Pettyjohn (1.2 mi)
In Trinity National Forest · California · U.S. Forest Service
This out-and-back reaches Black Rock Lake at 6,335 feet via Pettyjohn, gaining 1,934 feet in Trinity National Forest.
1,934 ft of gain round trip.
The closest places to sleep, measured from the trailhead.
Ranked the same way, within twenty-five miles.
What the trail reaches, measured from the start.
The hike from its start, the approach dashed. Drag with two fingers, or hold a key to zoom.
Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Download the trail and feature data.
Campground · California
14.0 mi out & back · 4,614 ft gain · Very hard
Mendocino National Forest · Camp 8 mi away
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Trinity National Forest · Camp 6 mi away
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Sun: Widespread Frost then Sunny · wind 5 mph NE