Northeast of Redding and Alturas, the Summit Trail is a 22 mile route along the Warner Mountain ridge in the South Warner Wilderness Area.
To reach the hiking trailhead from Altruas, head east on CR58 (Parker Creek Road) for about 22 miles. The trail turns off on the right heading south.
The Owl Creek Trail runs parallel to the Summit Trail just to the east.
Overall, Summit Trail is the 61st most popular hiking trail of all 88 hikes in California.