Trail Running calendar near Jackson County 2026-2027

Experience the wild spaces of Northern Colorado with a weekend of trail races ranging from a half marathon to a 50 mile ultra through scenic forests and scout camp trails. Stay on site with available camping and community meals.

Experience a rugged trail adventure through the Colorado wilderness in Estes Park. Choose between a 50k run or bike and a heavy half marathon while supporting the local high school mountain bike team.

A point to point trail race from Vail to Minturn with 26K and 14K courses across Vail Mountain. Both routes feature alpine singletrack, scenic views of Mt. Holy Cross, staffed aid stations and a post race lunch voucher.

Experience the scenic single track trails of Steamboat Springs during the Emerald Mountain Trail Run. Choose between the 4 mile or 12k distances through aspen groves to support the local Boys and Girls Club.

Experience the scenic redstone hardpack of Northern Colorados Front Range mountains. This event offers marathon and half marathon distances on singletrack trails with moderate elevation and generous time limits.

Test your limits on a scenic and flat one mile dirt loop in Fort Collins. Choose between 6, 12, or 24 hour durations with full course support and a welcoming community atmosphere.

A trail race in Louisville, Colorado offering half marathon, 10 km and 5 km distances on dirt trails with views of the Flat Irons. The event includes aid stations, drop bag service and post race festivities in a family friendly setting.