Trail Running Calendar United States 2026-2027

The The Longest Night 50mi will take place in Greenville from Saturday 19 December 2026 to Sunday 20 December 2026. You can run between 10 and 50 miles.

Tackle the Summit Showdown 10 Mile or 5K at Little Mulberry Park in Dacula on Saturday, December 19, 2026, a challenging course with big climbs and great views. Winners get Yonah Mountain Vertical Race entries and everyone gets post race pa..

A 5K trail run through Roosevelt Forest in Stratford, CT on December 19, 2026, with awards for the top three men and women and a custom finisher medallion. A portion of proceeds supports local charities.

Timed 5K, 10K and 15K races start and finish at HOB Brewing Company in downtown Dunedin, combined with a holiday toy drive. The paved Pinellas Trail course is electronically timed and the event includes a finisher medal, event t shirt and a..

A night trail race at Zindel Park with a mostly runnable 7 mile course featuring multiple stream crossings and a separate 5K along Gut Check and Gorge Trail. Entry is limited to 250 participants.

Slough and Steady in Ozawkie, KS offers multiple long-distance options including 125Mile, 100K, 50K and 25K. The 25K is an out-and-back to Old military TH with a single water-only aid stop on each leg.

Celebrate the season at Gingerbread Lane 5K and 10K in San Antonio with a lively DJ, post race cookies and milk, shirts and finisher medals for all. Choose from kids dash, 1 mile, 5K, 10K or virtual runs and join the costume contest.

Hit the trails in San Diego on December 20, 2026 for the Dirty December Trail Run, featuring marathon, half marathon, 10K and a new Hill Climb six hour challenge up and down Cardiac Hill. Wear a costume for solo or team awards and vie for K..

A 36.8 mile relay and ultra around Choctawhatchee Bay in the Destin area, traditionally held the last week of the year. The event features six unofficial legs, staggered starts for teams and an associated 5K recovery run.

A six day fixed-time running festival at Peoria Sports Complex in Peoria Arizona from December 28, 2026 to January 3, 2027 featuring timed races, fixed-distance ultras and a Last Person Standing event with 24 hour aid and on-site camping.

Recover From the Holidays is a 50K race held December 31, 2026 at John Hunt Running Park. The event does not offer race day registration and is part of the Huntsville Slam series with separate entry required for each race.

A multi-distance New Year trail event at Shaffer Bend Park near Austin, featuring ultramarathons, shorter runs and rucks, stocked aid stations, camping options, and Leave No Trace practices.

Kick off the new year at the IRON HORSE Endurance Run in Paris Texas, with 200 mile, 100 mile, 100K and a 100K ruck along the scenic Northeast Texas Trail. Fully supported course with custom finisher plaque and rugged trail vibes.

A night trail event on January 2, 2027 at 1 North Trails in Blanchard LA. Two route options are offered: a 7 mile single track and a 4.5 mile paved Soda Lake loop; a light source is mandatory.

A 14 mile trail run on Trail 100 in central Phoenix on January 2, 2027. Mostly single track with steep climbs, multiple aid stations, a technical race shirt, and a four hour time limit.

Frozen Assets Endurance Run is listed for Jan 02, 2027 at Harriet Hollister Spencer SRA and features a 10k distance; the event listing does not include further course or support details.

A multi distance trail event in Bandera TX on January 9-10, 2027 featuring a technical 50 km loop, full aid station support, drop bag service for 100 km, and a Western States qualifier for fast 100 km finishers.

A trail race at Bonita Lakes Park in Meridian, MS on January 9, 2027, offering 50K, 25K and 12.5K distances with RFID chip timing and proceeds benefiting the National Alopecia Areata Foundation.

A roughly 40 mile winter survivalist race in St. Croix State Park where participants travel by foot, ski, or fat bike carrying required survival gear and complete two on-course skill tests.

Take on the 68 mile Backbone Trail in the Santa Monica Mountains on January 16, 2027, with 13,600 feet of climbing and epic coastal views. Field capped at 200; solo entries require a prior 50 mile finish, relays of two to four welcome.