Trail Running Calendar United States 2026-2027

Run Fullerton's inaugural 5K on dirt trails through Brea Dam and along the tennis center and golf course. Afterward enjoy a Health and Wellness Fair with local vendors, fitness demos and food trucks.

Run scenic loops at Tiger Mountain State Forest on June 6, 2026, from a rolling 5K to a half marathon with big climbs and sweeping singletrack descents. Bring hydration for longer distances.

The Mightyssippi 10 Mile will take place in Macalester - Groveland on Saturday 6 June 2026. You can run 10 miles.

Join the ORRRC Challenging Perceptions Adaptive Trail Race at Russ Nature Reserve for an inclusive event for runners, walkers and wheelchair athletes. Pick 1 mile, 2 mile or 5K with staggered starts, chip timed results and refreshments.

Summer Sasquatch is a two day trail event at Salt Fork Lodge offering 50K, 20 mile and 10 mile options on a 10.4 mile loop. The course runs on hiking and bridle trails and includes live GPS tracking via RaceJoy.

Crater Trail Run in Decorah, IA runs on Van Peenen Park single track trails with distances from a kids mile to a 50K. Aid stations provide water and snacks and proceeds support local schools and trails.

The Dirt Circus - San Francisco will take place in SoMa on Saturday 6 June 2026. You can run between 3 and 5 miles.

Run Fleet Feet's Big Run 5K in Kernersville this June, featuring a community cross country 5K and a one mile fun run for Global Running Day. Expect competitive heats, cash prizes for elites, and proceeds supporting shoes for underprivileged..

The Jack Lake Crazy Eights Trail Run will take place in Deerbrook on Saturday 6 June 2026. You can run 10 kilometers.

A 10 km trail race in Cool, California on June 6, 2026, run on the Olmsted Loop Trail in Auburn State Recreation Area. Registration closes June 3, 2026.

A community 5K and children's run in Clover, South Carolina on June 6, 2026 supporting local families, underprivileged children, and veterans. The event features a DJ, age group medals, free shirts, a kids scavenger hunt and local vendors.

A non competitive National Trails Day run along the D&R Canal Towpath with multiple distance options, bus support to trail access points, per mile charity donations, milestone rewards, and a post run picnic.

A volunteer-run event on June 6, 2026 offering marathon, half marathon, 50K and relay options along the Green River trail to an Alki finish with mostly flat terrain and a couple of short hills.

Charity trail races at Hobbs State Park in Rogers, AR on June 6, 2026 offering 10K, 25K and 50K options. Proceeds support Friends of Hobbs and the Lions Club Scholarship Fund; the event is cupless and refunds are not given.

Trail races on Orcas Island over a June weekend offering 50K, 25K and a 75K Double through old-growth forest with steep climbs, scenic water views, staffed aid stations, and a seaside start and finish at Doe Bay Resort.

A trail run at Blue Mound State Park on June 6, 2026 offering 10K and 18K courses over varied single-track and ski trails; proceeds benefit the Friends of Blue Mound State Park.

A scenic 10 km run starting and finishing at historic Rockwood Hall in Rockefeller State Park Preserve. The event includes a separate kids race for ages 12 and under and directs proceeds to carriage road maintenance.

The National Trails Day - Rice will take place in Rice on Saturday 6 June 2026. You can run 5 kilometers.

The Awesum Possum Lake Trail Adventure will take place in Carlisle on Saturday 6 June 2026. You can run between 4 and 6 miles.

The Death by Staircase Trail Running Festival will take place in Moreau on Saturday 6 June 2026. You can run 4 miles.