Trail Running Calendar United States 2026-2027

A 50k trail race in Riverside State Park near Spokane, WA, covering about 31 miles and roughly 3,100 ft of gain over singletrack, prairies, and technical rock sections. The course is crew-friendly and requires a Discover Pass for vehicles.

A fall half marathon and 5k with a Western theme featuring country roads, crushed limestone trails, music, post race refreshments, family friendly policies, optional sweatshirts, and awards for overall places and age groups.

Trail runs of 10K and 23K through singletrack and dirt roads in Danby State Forest with views from the Thatcher Pinnacles. The course features marked turns, aid stations, and varied elevation and footing.

The Whiskey Row Marathon in Prescott, Arizona is the James Family Prescott YMCA's largest annual fundraiser, with races from a marathon to a short family dash and proceeds supporting YMCA scholarship programs.

Cedar City Uphill Ultra is an inaugural trail ultra in southern Utah on October 10, 2026. Runners complete three loops of the "C" trail on 100% dirt with about 7,500 feet of climbing between roughly 6,000 and 8,200 feet.

A chip timed 5K in Keystone, Iowa on 10/10/2026 where participants wear flag belts and encounter costumed zombies who try to pull flags. Proceeds support Keystone First Responders and Benton Girl's Wrestling.

A 12.4 mile loop up to the Mount Diablo summit and back with about 4,000 feet of climbing and descending. The race starts and finishes at Mitchell Canyon and includes shuttle service, a post race raffle and a finisher item.

A timed trail event at Rothwell Park where participants complete as many one mile loops as possible within a chosen 3, 6 or 12 hour category; entries are available as solo runs or three person team relays and proceeds support Special Olympi..

A late-season trail running event on Antelope Island near the Great Salt Lake offering multiple distances and scenic desert ridgelines. The 2026 program adds a 75K to Frary Peak and a 10 mile singletrack loop around Bridger Bay.

A dog friendly charity 5K in Overton Park, Memphis on October 10, 2026, benefiting Dogs 2nd Chance. The event features a 3.1 mile course, finisher medals, age group awards, team fundraising, and virtual participation options.

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.

A castle themed looped running event at Krug Park on 10/10/2026 to 10/11/2026 offering 5k and 10k options plus an extended challenge with medals. Most proceeds benefit St. Jude Children's Research Hospital and a local nonprofit.

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 around the San Pablo and Briones Reservoirs in the East Bay offering 35K, half marathon, 10K and 5K on single track and fire roads. Aid stations, limited field size, parking at the visitors center, and volunteer support.

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.