Trail Running Calendar United States 2026-2027

A community-focused running event in Ridgecrest, CA offering 50K, 30K and 10K loops on rolling desert dirt roads with multiple aid stations and handmade finisher medals.

A backyard ultra in the Texas Hill Country where runners complete a 4 mile loop each hour with about 200 feet of climbing. The race continues until one runner remains, who is the only official finisher.

A trail 6K through Institute Woods with a non-competitive 3K option for paces over 15 minutes per mile. Registrations are limited to 200, a fee applies, and post-run refreshments are provided.

Peacock Gap Trail Run on December 5, 2026 at China Camp State Park features 10K, half marathon and 30K trail races with coastal views and varied single track terrain. The event is cupless so runners must carry their own bottle or reusable c..

Timed 6, 12 and 24 hour runs plus a virtual option on a certified 800 m paved loop at Grapevine Lake, with on-course aid stations, free camping, participant medals, and timing provided by a professional timing company.

Trail races at South Mountain Reservation feature 5K, 10K and 13.1 miles on looped courses over fire roads, single track, hills and pavement, with aid about every three miles and race day registration available.

Trail races in Wildwood, Missouri offering marathon, half marathon and 10K on mixed surfaces with single track and technical sections. The event is cup-free and features manned aid stations, finisher medals, and post-race food for longer di..

A trail event at High Bridge Trail State Park on May 9, 2026, offering 100k, 50k and a Half Marathon with aid stations, drop bag support, pacer rules, and on-course amenities including lodging nearby.

The Long Haul Course Preview will take place in Lakeland on Saturday 5 December 2026. You can run 17 miles.

Trail runs at Fountainhead Regional Park on hiking trails and old dirt roads with 4.8- and 10.5-mile options, aid stations, post-race food, and a kids race and program for ages 2-11.

Trail races at East Fork State Park on December 6, 2026, using a 6.55 mile singletrack loop with Quarter, Half, and Full options, on-course aid stations, chip timing, race shirt if registered by 11/14, and a finisher medal for all finishers..

Experience the technical singletrack and scenic quarry trails of South Knoxville at the Dirty South Trail Races. Choose between a Half Marathon, 10K, or a dedicated Kids Trail Mile in a beautiful wilderness setting.

A holiday running event at Stars & Stripes Park offering Kids Dash, 1 mile, chip timed 5K and 10K, a virtual option, a costume contest, and finishers shirts and medals for all participants.

Experience an old school ultra marathon through the rocky single track trails of FDR State Park. Choose between 19 and 40 mile distances on a rolling course located just an hour from Atlanta.

The Hunter S. Thompson Fear & Loathing will take place in San Francisco on Sunday 6 December 2026. You can run between 50 and 50 miles.

Celebrate the season at this Christmas themed event in Indianapolis featuring multiple distances from a 5k to a 15k. Participants enjoy chip timed results designer shirts and custom medals for all ages.

A looped ultramarathon in Prospect Park, Brooklyn offering 50 mile and 50 kilometer options. The course uses 3.33 mile loops and includes on course hydration and a potluck style aid station.

Multiple race distances take place at Tickfaw State Park in Springfield, LA, including a 3 mile river loop that passes through swamp and forest. The event includes aid stations, campsites and cabins, and awards and event swag for finishers.

A self-supported loop ultra on St. George's Mayor's Loop where runners repeat a **6-mile** circuit under a 90-minute cutoff; a kids division uses a **5.3-mile** loop with non-motorized transport allowed.

A Last Person Standing loop race at El Dorado Ranch in Yucaipa on Dec 11, 2026. Runners repeat a measured 4.16 mile loop at night until one person remains; permits are pending and registration closes Dec 8.