Trail running course through singletrack trails in Oregon, USA

Silver Falls Trail Challenge

6.55 Miles / 12 Mile Ruck / Half Marathon·Susanville, California·February 2026
3 distances

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About This Event

The Silver Falls Trail Challenge brings runners to the forested terrain around Susanville, California, where technical singletrack winds through dense woodland. This multi-distance event offers three distinct options, from a quick forest loop to a demanding half marathon, all showcasing the area's natural beauty. The challenge lies in navigating varied trail conditions that test both newcomers and experienced trail runners.

Choose Your Distance

Trail running course through singletrack trails in Oregon, USA

6.55 Miles

866 ft gain

The course follows Silver Falls State Park's Trail of Ten Falls system, starting from the South Falls day-use area. Runners traverse well-maintained singletrack trails through old-growth forest, with the signature feature being passages behind several waterfalls including South Falls and Lower South Falls. The terrain includes moderate climbs and descents, stone steps near waterfalls, and a mix of forest floor and maintained park trails. Due to 2026 storm damage, the course includes a bike path loop section to maintain proper distances while avoiding closed trail sections.

Trail running course through singletrack trails in Oregon, USA

12 Mile Ruck

3,609 ft gain

The course follows Silver Falls State Park's Trail of Ten Falls system, starting from the South Falls day-use area. Runners traverse well-maintained singletrack trails through old-growth forest, with the signature feature being passages behind several waterfalls including South Falls and Lower South Falls. The terrain includes moderate climbs and descents, stone steps near waterfalls, and a mix of forest floor and maintained park trails. Due to 2026 storm damage, the course includes a bike path loop section to maintain proper distances while avoiding closed trail sections.

Trail running course through singletrack trails in Oregon, USA

Half Marathon

3,707 ft gain

The course follows Silver Falls State Park's Trail of Ten Falls system, starting from the South Falls day-use area. Runners traverse well-maintained singletrack trails through old-growth forest, with the signature feature being passages behind several waterfalls including South Falls and Lower South Falls. The terrain includes moderate climbs and descents, stone steps near waterfalls, and a mix of forest floor and maintained park trails. Due to 2026 storm damage, the course includes a bike path loop section to maintain proper distances while avoiding closed trail sections.