5.0 star · Extra Difficult Loop

Grayback Mountain via Boundary Trail

Rogue River-Siskiyou National Forests · Josephine County, Oregon

Trail length

17.0 km

Time

~1 day 0 hrs

Elevation Gain

1013 m

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

The Grayback Mountain via Boundary Trail is a 17.0 km looped trail that starts and ends in Williams, Josephine County, Oregon. 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 6 hrs 46 mins. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.