Trail Running Calendar United States 2025-2026

Tackle scenic single track trails at Bear Creek Lake Park in Lakewood CO with 5 km, 15 km, a 5 plus 15 double and a kids 1 km. Enjoy race swag and a pancake breakfast amid varied terrain and rolling hills.

Run scenic single and double track trails at Dirty Spokes Iron Hill Fall in Red Top Mountain State Park on Oct 24 2026. Choose 3.8 or 7.5 mile routes, snag a soft tri blend shirt and join a capped field for a fun, challenging fall race.

Run scenic routes around Brandt, Townsend and Jeanette at Bur Mil Park with 40 mile, marathon and half marathon options. Well marked courses, aid stations and a Trail Mega Medal make this a supported trail for all levels.

Halloween Horror 5k & 10k returns to Conway Robinson State Forest Park in Gainesville, VA, offering a forest trail race with a Halloween theme. The event features 5k and 10k distances, with the 10k being two laps of the 5k course. The loop..

Join Allerton Park Trail Run on Oct 25, 2026 for a scenic 5.7 mile route along the Sangamon River, a relaxed 2 mile nature walk, or a virtual 5.7 mile option. Expect roots and sharp turns and know proceeds help fund park improvements.

Enjoy a scenic 5 mile trail run through historic Muscoot Farm in Katonah, with fun kids races and farm market perks. Finishers get Farm Bucks to spend at the market, making this a perfect fall family run and local food celebration.

Join the Day of the Dead Parks Edition run in Oklahoma City through scenic parks and trails, with a fun pre race costume contest. Celebrate at the finish with live music, Mexican food and a festive rally.

Tackle rugged loops on the Switchgrass Mountain Bike Trail at Wilson State Park with scenic lake views, choosing distances from 10K up to the Pure Hell 140. Expect tough single track, great swag and buckle finishes for the ultras.

Take in sweeping canyon views on forest roads and trails at the Grand Canyon Trail Marathon, Half Marathon and 5k near the South Rim. Multiple distances, finisher medals, snacks and a beer garden make this a scenic community day supporting..

Run the Nightmare on the Clermont Trails 5K on October 31 in Clermont for an evening trail race through interactive spook zones with live actors and a DJ spinning Halloween tunes. Enter the costume contest for prizes or join the virtual 5K.

Javelina Jundred is a festive multi distance trail run at McDowell Mountain Regional Park near Fountain Hills AZ, featuring 100 mile, 100K and 31K options. Enjoy desert singletrack, scenic views and a Western States qualifier with Golden Ti..

Javelina Jundred is a festive multi distance trail run at McDowell Mountain Regional Park near Fountain Hills AZ, featuring 100 mile, 100K and 31K options. Enjoy desert singletrack, scenic views and a Western States qualifier with Golden Ti..

Run The Mounds at Mounds State Park on Nov 1, 2026 offers scenic trail racing with 5 mile, 5K, 5K walk and a 1 mile kids fun run. All finishers get a medal and top three overall earn awards, with post race refreshments and rugged trails.

Join the Autumn Squatch trail races at Alum Creek State Park on Sunday November 1, 2026, with 10K, 20K and 50K options over scenic Rocks and Roots trails. Expect challenging looped terrain, a friendly community vibe and medals and shirts.

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.

Take on rugged trails and big climbs at the Saddleback Marathon in Silverado, CA on November 7, 2026, with Marathon, Half Marathon and 10K options. Scenic canyon routes, steep elevation and a true backcountry running challenge await.

Run through the scenic Jungle Gardens on Avery Island with 1 Mile, 5K, 7K trail or virtual 5K or 7K options. Earn finisher medals, grab a shirt, and help benefit St. Jude Children’s Research Hospital on hard packed garden roads.

Experience rugged single and double track in Willowdale State Forest at the TARC Stone Cat Trail Festival in Ipswich, with distances from 10K to 100K and a Cider Donut Mile for fun. Proceeds support land stewardship and local food pantries.

Run the NIRCA Cross Country Open 6K at Blue River Country Course in Shelbyville on November 7. This rain or shine tune up for NIRCA Nationals welcomes collegiate and open runners for crisp fall racing and event merch.