86 miles across two days — the ultimate Tillamook Forest back-to-back challenge
Other trail races within 88 miles


The ultimate Tillamook challenge: run both the 50-miler on Saturday and the 55K on Sunday back-to-back for a combined two-day adventure of roughly 86 miles and 16,400 feet of climbing through the heart of the Oregon Coast Range. The Double earns its own finisher award and is open to any runner registered for both events.
Timber, OR, United StatesMay 16, 2026
No reviews for this event yet. Be the first to share your experience!