6.4 mi from the trailheadPattee Canyon Picnic Area
Campground · Montana
7.8 mi loop · 1,308 ft climb · 4,345 ft high point · Moderate
In Lolo National Forest · Montana · U.S. Forest Service
South O'Brien Loop is a 7.8-mile loop in Lolo National Forest with 1,308 feet of climb at moderate difficulty.
1,308 ft of gain and 1,308 ft of descent.
The closest places to sleep, measured from the trailhead.
Ranked the same way, within twenty-five miles.
The route at the trailhead. 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 · Montana
9.5 mi one way · 3,704 ft climb · Moderate
Lolo National Forest · Camp 3 mi away
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Today: Mostly Sunny · wind 2 to 9 mph ENE