4.0 star · Extra Difficult Out and Back

Thornburg Canyon Trail

Humboldt-Toiyabe National Forest · Alpine County, California

Trail length

23.4 km

Time

~1 day 1 hrs

Elevation Gain

1134 m

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"An epic challenge to remember from the heart of Alpine County"

The Thornburg Canyon Trail is a 23.4 km looped trail that starts and ends in , Alpine County, California. Based on our data, the trail is graded as Extra Difficult. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates.

This trail can be completed in approx 2 days. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.