Trail Running Calendar United States 2026-2027

A night time trail event at Spider Mountain Bike Park in Burnet, Texas on May 16 and 17, 2026, offering timed formats and fixed distances from youth miles to 12 hour and relay options, with gun time used for official awards.

A 5 mile out and back trail race at Bluewater Canyon Trail Head on May 16, 2026 featuring three aid stations, awards and swag, with proceeds donated to the Cibola Trail Alliance.

A two-day race weekend at Letchworth State Park featuring a 26.3-mile trail marathon with relay options, three out-and-back falls races, and a 72 km challenge, with aid stations, event shirts, and finisher medals for each race.

A spring road-and-trail event at Carderock Recreation Area with 5k, 10k and half-marathon out-and-back routes on the C&O Canal towpath, chip timing, finisher's coin, technical shirt, water stations, and a virtual option.

Run for a cause on the scenic Virginia Capital Trail at the Motion for Justice 5K. This flat, paved course offers views of the James River and includes chip timing, a finisher medal, and a tech shirt. Awards recognize top overall and age gr..

A trail event at Voorhees State Park on May 16, 2026, offering a five-lap **50k** with about 4,500 ft of gain and a **10k** with about 900 ft. On-course aid, marked turns, race day registration, and finisher medals are provided.

Hit the trails in Black Mountain, NC for the Cancer Active Trail Race 5k on May 16, 2026. This event supports programs for cancer patients through active lifestyles. A virtual 5k option is also available.

The Free Spirit 50K is a scenic ultra on the dirt roads of Leyden, Massachusetts. The route passes historic farms, forests, and a vintage covered bridge, offering a classic New England countryside experience.

Trail running event in Brown County, Indiana on May 16, 2026, offering distances from 5K to 50M and a team relay; courses feature 600 ft ridges, marked aid, a post-race barbecue and medals with overall and age-group awards.

Run Alabama's longest contiguous stretch of coastline from Fort Morgan to the Florida state line. This 50k ultramarathon is a unique challenge contested entirely on the sand beaches of the Gulf Coast.

The Canterbury Shaker Village XC 5k will take place in Canterbury on Saturday 16 May 2026. You can run 5 kilometers.

Trail races at Kelly's Run Nature Preserve in Holtwood, PA on May 16, 2026 featuring 10K and 5K courses plus a free kids race. Events are chip timed, include aid stations, marked courses, and support the Lancaster Conservancy.

The Wiener Run in Sugar Land features timed 5K and 10K races, plus a fun 1-mile run and kids dash. Every runner gets a free hot dog and beverage, with proceeds supporting a local wiener dog rescue. Enjoy finisher medals, a live DJ, and a fe..

This unique 50K ultramarathon at Hueston Woods State Park challenges runners to complete ten 5K loops, each within a strict 50-minute window. The weekend also features half marathon, 10K, 5K, and 6-hour race options for all participants.

An annual endurance rucking event in Cicero, Indiana, featuring a timed 4-hour ruck and a separate 5k trail option. Participants carry weighted packs on a repeating 1-mile, unpaved loop designed for all ages and fitness levels.

Hit the trails in Casper on May 16 for Trail Mix Run Wyoming at Mike Sedar Park, with creeks, hills and muddy singletrack. Pick a 3 mile accessible route, a tougher 10 mile course, or run virtually from anywhere.

Weekend trail races at Hueston Woods State Park on May 16 and 17, 2026, featuring half marathon, 10K, 5K, a six hour timed event, a 20K relay, and a Pack Pass good for all 2026 events.

Run along the iconic LA River Path in Canoga Park with a fun, 80s martial arts theme. Choose from a 5K, 10K, or half marathon, or join virtually. Expect themed music, costumes, and a finisher's medal.

Trail running event at Lions Wilderness Park in Farmington on May 16, 2026, offering 5 mile, 9 mile and 15 mile course options, pre race packet pickup and a race shirt for early registrants.

Explore the new trails of Marshall Mountain in Missoula with this spring trail running event. Choose from a challenging solo 25K, a fun team relay, or a shorter 5-mile race. The day features a community atmosphere with a post-race brunch an..