Cathedral Driveway Trail #510A


This 2 mile trail begins at the Chewuch Trailhead and is in the Pasayten Wilderness. The junction with the Windy Creek Trail #362 is approximately half way down the trail. The Cathedral Driveway Trail #510A ends at the junction with the Chewuch Trail #510. Most of the trail is steep as it descends to the Chewuch River and is rated most difficult, but allows good scenic views up and down the Chewuch River drainage and surrounding mountains. Stock handlers should be experienced. Water is available along the trail.

At a Glance

Fees $5/vehicle/day or Northwest Forest Pass required at trailhead.
Open Season: June
Restrictions: Wilderness use restrictions apply. No motorized or mechanized vehicles.
Closest Towns: Tonasket, WA
Operated By: Forest Service

General Information


From the town of Loomis, travel north on County road #9425 for 2 miles to junction of #9425 and County road #4066. Turn West on County road #4066 which becomes Forest Service Road #39. Drive on Forest Service Road #39 for 20 miles to junction of Forest Service Road #39 and Forest Service Road #3900-300. Travel on Forest Service Road #3900-300 for 3 miles to the Chewuch Trailhead.



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Horse Riding & Camping

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