Thunder River

Cascade Locks, United States • 8 Nov 2025

Thunder River : event details

Thunder River is a trail race staged at Marine Park Pavilion in Cascade Locks, Oregon, on November 8, 2025. The event offers two distances:

  • 50K
  • 25K

The 25K is a purely point-to-point course and the 50K is mostly point-to-point. Both courses travel along the Pacific Crest Trail and the Gorge 400 Trail, pass under the Bridge of the Gods into Cascade Locks, include a loop around Thunder Island in the last mile, and finish at Marine Park.

Logistics and services

The event is organized by Daybreak Racing. Registration fees vary by date: 50K - $140 / $150 / $165; 25K - $110 / $120 / $135. Registration closes on November 2, 2025. A $10 shuttle bus fee applies for runners needing a ride from Marine Park to the start; the shuttle is optional and there is no shuttle back to the start from the finish. Event parking is at Marine Park with a $10 daily Port of Cascade Locks parking fee; additional curbside parking is available on Wa Na Pa St. Camping is available at the Marine Park Campground and nearby hotels are in Cascade Locks, Hood River, and the Portland metro area.

Included services listed by the organizer: fully marked course, chip timing and live results, full service aid stations, professional medical support, radio communications, post-race food and beverages, custom finisher awards, and professional photography. A portion of proceeds will be donated to Trailkeepers of Oregon. Use of boot brushes at check-in and start areas is required by the U.S. Forest Service. Dogs are not allowed on the course, at aid stations, or inside the Pavilion. Visit the organization's website for the most recent information.

Race information

50 km
50k Course
25 km
25k Course
Visit the organization's website for the most recent information.
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