Trail Running Calendar United States 2026-2027

A trail race weekend in October 2026 near Hemlock, NY featuring a full marathon, a 15K and a point to point 5K across single track and gravel, with proceeds directed to local trail maintenance.

A 5K trail run on wooded, hilly camp trails in Bedford, Indiana on 10/10/2026; proceeds fund scholarships to send children to camp. All finishers receive a medal and top male and female receive awards.

Loop Krug Park in repeated timed laps with 3.6 mile, 6.1 mile and extended challenge options, with proceeds supporting St. Jude.

A trail running event in Columbus, Indiana on 10/10/26 offering 10K and 5K distances with a course map and online registration listed.

A community 5K and 1K kids race at Kilgore Creekside Trail that raises funds for the Kilgore ISD Education Foundation, with packet pickup the day before, prizes, and a non-racing supporter option.

A fall point to point trail race in Babcock State Park covering 15K with about nine miles of trail and a short road section. The course follows Mann's Creek Gorge and features rhododendron tunnels, waterfalls, cliffs and scenic overlooks.

Trail run and walk at Backbone State Park on October 10, 2026 with two route choices: a 4 mile loop and a 10K lake loop. Day of registration is available and proceeds support Backbone State Park.

Trail races of 5K, 10K, half marathon and 35K around San Pablo Reservoir on EBMUD trails, with chip timing, stocked aid stations, a cupless policy, and a 300-runner capacity.

A fatass trail run in Foresthill, CA offering 25 mile and 50 mile courses along the North Fork of the American River. Entry is free and field size is limited to 50 runners, with off trail sections and significant elevation gain.

Continuous loop endurance race at Eddie D. Jones Park in Keithville, LA. Runners complete repeated 3.1 mile loops to reach either 40 miles or 50 miles within a 12 hour time limit, with a centrally stocked aid station.

A loop-based trail event at Eddie D. Jones Park in Keithville, LA where runners complete a marked 3.1 mile loop and may repeat laps; each finished loop is recorded so total distance is set by the participant.

A charity running event in Solon, Iowa featuring a timed 5K and a Monster Mile, with all proceeds to the Arthritis Foundation to support pediatric rheumatic disease awareness.

First annual 4 miles trail run and hike at York River State Park on October 10, 2026. Dirt trails include single track and gravel, the format is non competitive, all finishers receive medals and leashed dogs are allowed.

A trail race in south Knoxville on October 10 offering a 50k and a 7 Miler across varied singletrack and technical rock, with nearly 4,000 ft of climbing and aid stations placed along the route.

A 12-mile out-and-back to Tesuque Peak in the Santa Fe National Forest, The Big T marks its 40th running on October 10, 2026, with proceeds benefiting Wings of America and a stated $5,000 fundraising goal.

Trail race in Gonzales Canyon with 10 Mile, 10K and 5K courses, featuring the steep locally named "Puke Hill" and limited to 300 runners.

Tour de Essex on October 10, 2026 at Essex Park in Rochester MN features a trail 7k, a road 10k, and an Essex Challenge for runners who enter both. All event profits support trail maintenance.

A grassroots gravel and pavement event at Melvern Lake offering a range of bike and run routes plus a rucking challenge, set along rolling hills, shoreline views, and some unique trail features.

A backyard ultra on Tushar Mountain trails where runners must complete a 3 mile loop every hour; entries are capped at 200, with tiered fees, shirts and medals, and awards including new ribbon sliders for ultra milestones.

A community run and family walk on October 10, 2026 in Pottstown, PA featuring a 5K, a 10-mile route that crosses Douglassville Bridge, and a roughly 1-mile family loop along the Schuylkill River Trail.