Trail Running Calendar United States 2026-2027

Take on the Ozark Trail 100 mile Endurance Run, a point to point single track test through Mark Twain National Forest finishing at Bass River Resort. Rugged terrain, big climbs and stocked aid stations make this a championship test.

Celebrate community and fitness at the Holistic Hustle 5K and 10K at Emmons Preserve in Kennebunkport. Family friendly fun with music, treats, face painting and a wood burned finisher medal while supporting School Around Us.

Run The Mounds offers scenic mostly trail courses at Mounds State Park, with options from a kids 1 mile fun run to 5 MI and 5K distances. Tackle rugged trails, earn a finisher medal, and enjoy park views.

Run Autumn Squatch at Alum Creek State Park on Sunday, Nov 1, 2026, with 10K, 20K and 50K on the scenic Rocks and Roots Trail. Earn a finisher medal and shirt while tackling twisty loops in this Ohio Challenge Series race.

The Rancho Ramble Trail Run will take place in Santa Margarita on Sunday 1 November 2026. You can run between 10 and 50 kilometers.

Join the Waldenwoods Turkey Trot, a scenic 5K around Lake Walden at Waldenwoods Resort in Howell MI on Sunday November 1 2026. All proceeds benefit Hartland Area Project and runners get a shirt, goodie bag and raffle chances.

Fire on the Mountain is a scenic trail race in Green Ridge State Forest near Little Orleans, Maryland, on November 1, 2026. Choose a bold 50K or rugged 25K on technical trails and forest roads with aid stations and finisher perks.

Run a scenic 5K and the free Muskrat Mile through Woldumar Nature Center's woods and riverfront on natural trails. Family friendly with kids activities, finisher medallions, shirts and post race refreshments.

Run a scenic loop of single track and rolling farm trails at Gurski Farm in Brookfield, where the 4 mile course brings you past fellow competitors again and again. Choose 8 hour, 4 hour, 5K or 5K Canicross with medals and food.

The Mamba 100 is a multi distance trail race at Wolf River Refuge near Memphis on Nov 6 and 7, 2026, with 100 mile, 100K, 50K and 25K distances on a fast, smooth loop. The 100 mile is a Western States qualifier with a 34 hour cutoff.

Join the Chupacabra night trail at Bogue Chitto State Park with 10 miles or 5 miles on scenic dirt trails with gentle hills. Bring a headlamp, hydration, and your own cup for a fun community run with on course support and finish line food.

Experience rugged trails and canyon views at the Saddleback Marathon in Silverado CA on Nov 7. Choose from 10K, half, 25k or marathon routes with big climbs and aid stations. Register by Nov 5.

TARC Stone Cat Trail Festival at Willowdale State Forest in Ipswich, MA offers distances from a cider donut mile and youth run to serious ultras up to 100K. Rugged 12.5 mile loops of roots, rocks and rolling terrain make for a scenic, chall..

Run the NIRCA Cross Country Open 6K in Shelbyville, IN on November 7 as a spirited prelude to nationals. Race rain or shine with optional spikes and limited edition event gear.

Run the Angry Cow Trail Run #4 Vets Run at Indian Cave State Park on November 7 with options from 4 miles to 30K for all abilities. Entry includes a long sleeve shirt and medal, and veterans and active duty race free with ID.

Grand Ridge Trail Runs in Issaquah offer distances from 5 Mile to 50K and a kids race, all on rocky, technical singletrack with big climbs and rewarding views. Finish the series with a true trail challenge and well stocked aid stations.

Discover the new Iowa Trail Run Series: Whiterock on November 7, 2026 at Whiterock Conservatory in Coon Rapids. Choose from 5K, 10K, half marathon or 30K on scenic conservation trails for a memorable fall run.

Join the Turkey Shuffle in Oklahoma City on November 7, 2026 at Stars & Stripes Park for family friendly races, a lively DJ, costume contest and medals for all finishers. Choose from a kids dash, 1 mile, 5K, 10K or virtual entry with snacks..

Celebrate the 25th Rio Del Lago with a rugged 100 mile loop around Folsom Lake or a spirited 50K on scenic single track and river trails. Expect big climbs, iconic views and well stocked aid stations.

Conquer the Castle invites trail runners to North Chagrin Reservation with distances from 5K to 100K and ruck categories. Expect chip timing, finisher swag and an optional hill climb by Squire's Castle for extra prizes.