Trail Running Calendar United States 2026-2027

GRC Cross Country Daniel Boone 5K is in Winchester, KY on September 5, 2026, with a down and back course from Lincoln and East Hickman to the country club. Entry fee is $30 and shirt registration is available until August 22.

A looped endurance event in Birmingham's Railroad Park where runners repeat an approximately 0.78 mile circuit with progressively shorter cutoffs until they stop or miss a cutoff. Awards go to the last three men and women and a portion of f..

A memorial stair climb in San Diego on September 5, 2026 honoring the 403 emergency responders of 9/11 and raising funds for FirefighterAid.

An untimed adventure run in the Loess Hills at Glenwood Lake Park on September 5, 2026, featuring switchback trails, wooded sections, creek crossings and natural obstacles. Finishers receive a "Conqueror of the Loess" medallion.

A 46 mile ultramarathon along the Pinellas Trail starting in St. Petersburg with the route running toward Tarpon Springs and returning via Dunedin on September 5, 2026.

Women-only backyard ultra on County Line Road, Phoenix NY, with repeated 4.167 mile laps over mixed forest and field terrain; proceeds support local women's shelters.

A 10K road race and a 5K road/trail combo at the Shrine of St Anthony in Clarksville, MD on Sept. 5, 2026. Both USATF certified with chip timing, guaranteed shirts for early registrants, music and family activities.

Community-focused trail event at Boling Park featuring a roughly 5K trail run, a kids one mile fun run, live music and food trucks.

A four-part community trail series with three morning gatherings and a final sunset event in Marietta and Lancaster County. Participants choose their own distance, share food and hydration, and may register per event or buy a multi event pa..

The inaugural Todd Peverill Cross Country Festival brings middle school, high school, elite and kids races to Glenwood Lake Park on September 5, 2026, with limited team and elite entries and medals plus gift card awards for top finishers.

Trail Grinder in Atlanta, TX on September 5, 2026 offers 5k, 10k and 30k trail races on single-track through the piney woods, with proceeds supporting research into Superficial Siderosis.

Outlast Shreveport is a night six hour trail challenge where participants run a 5K each hour for up to six rounds. Finish all six laps to earn the OUTLAST medal and a spot on the national leaderboard.

A community-focused trail running event in Butte Meadows on September 5, 2026 with 5k, 12k, and 24k routes, aid stations, swag, and proceeds supporting local trail groups.

A community running event at John Glenn High School in Norwalk on September 5, 2026, supporting Cerritos High School and honoring local history. Features a 3 mile in person and virtual option, a youth sprint and a high school invitational.

Backyard ultra at Lake Rebecca on Sep 5, 2026 where runners repeat a 4.167 mile loop each hour until they can no longer finish within the hour; course includes gravel, asphalt and trail.

River Falls in Bend, Oregon features 10K and 5K trail races along the Deschutes River and the Central Oregon Historic Canal Trail on September 5, 2026.

A community trail run in Exeland, Wisconsin supporting the Siri Strong Foundation’s scholarships and youth programs. Distances include a 5K and a 1 mile kids fun run, with age-group awards and top overall medals.

A 5K trail loop at Rolling Meadows Farm on September 5, 2026, running along the Sangamon River and near the historic Sangamo Town site. Registration runs from June 9 to August 23, with a $35 fee.

Timed 6-hour, 12-hour, and 24-hour endurance runs on a 1-mile loop at Donald Farm, held alongside the Warrior Expo in Woodland, WA.

A casual farm-based fun run on September 5, 2026 at Gast Family Farms offering a 5K and 1 Mile through farm fields; $10 registration supports the Lakeshore Lions and includes a shirt, medal, and grape juice.