Trail Running Calendar United States 2026-2027

A coastal running event in Morro Bay on July 18, 2026 offering a 6 mile fun run, a 13.1 mile half marathon and a virtual 6 mile option. Courses follow the shoreline between Morro Rock and Cayucos Pier with beach running and aid stations.

A half marathon and 10K in Penn Yan, NY on July 18, 2026, run primarily on the Keuka Outlet Trail with virtual options, a 400 participant limit, and a post-race party at the Moose Lodge.

Miola Madness in Paola KS is a timed running event on a roughly six mile crushed limestone loop around Miola Lake, offering multi hour timed races and a new 10K with stocked aid stations and on course fuel.

Trail races of 5.1 and 10.1 miles at Harris Lake County Park on July 18, 2026. Courses feature lakeside single-track, a wide dirt road start for easier passing, frequent aid stations, chip timing, and a 300 runner limit.

An endurance event in Spokane featuring 13 hour, 6 hour, 2 hour run, and 2 hour ruck formats on a 4.5 mile out-and-back loop with on-course aid, lap tracking, and awards for multiple completed laps.

A trail running event on July 18, 2026 offering 10K, 25K and 50K courses across the four Aspen Snowmass mountains. Courses include the Government Trail and sections of singletrack and dirt road.

Hot to Trot offers 5k, 10k, 15k and a half marathon in Griffith Park on July 18, 2026. Routes run on a hard packed dirt horse trail with an aid station at the turnaround and free parking at Crystal Springs Picnic Area.

An obstacle course at Lacamas Lake Regional Park featuring a 4+ mile natural-terrain course with 10+ obstacles, a kids loop for ages 4–10, and a festival area with local vendors and BBQ.

Bad Bass at Lake Chabot Marina in Castro Valley on July 18, 2026 features a paved 5K, a mixed-surface 10K and a mostly fire-trail half marathon with marked routes and stocked aid stations.

Ultra Sweaty Santa is a 10th annual timed endurance event on July 18, 2026 in Devils Elbow, MO with 30 minute, 3 hour, and 6 hour options on shaded crushed gravel loops by the Big Piney River; the event is free and accepts donations.

Trail runs on Mt. Tam near Stinson Beach with 10K, Half, and 30K options across technical trails and major elevation changes; cupless aid stations, chip timing, and a 300-runner field.

A community 5K in San Juan on July 18, 2026, hosted by RGV’s Little Elves to support children in need. The event features a chip-timed 5K, a youth 5K category, awards by age group, and a packet pick-up the day before.

A wine-themed event at Liberty Vineyards on July 18, 2026 featuring a 1K tasting walk and a 5K run and walk, sampling stations, finish-line wine, and on-site food, music, and contests.

The Rise & Run 50k is an out-and-back ultramarathon on the remote West Rim Trail in Pennsylvania's Pine Creek Gorge. The event features a single aid station and includes a pre-race campout. Participants receive a shirt and a unique wooden f..

A trail event offering 50K, 26K and a two person relay across road and rugged trails with significant climbing. Proceeds support affordable youth skiing and snowboarding lessons through a local non-profit.

A 10K along the Lake Michigan shoreline combining road, hilly trails and soft dune sand in Laketown Township. Participants must carry their own hydration and proceeds support P.O.R.T.

Experience a night run through the Ouachita National Forest on rolling Forest Service Roads. This event features 25k and 50k distances followed by a post race meal of pancakes and bacon to celebrate the AURA Ultra Trail Series kickoff.

Trail races at Lake Macbride State Park near Solon, IA offering 25K and 50K on mostly trail terrain with looped routes, multiple aid stations, parking nearby, and a 175-runner cap.

Trail races on the North Country Trail in Solon Springs WI featuring 5K, half marathon, marathon and a 50/50 mystery ultra where the exact ultra distance is revealed on course.

Trail races on the Wolf River Trails in Memphis with 4 mile and 8 mile loop options. The course is single track and runnable, chip timed, cupless with one aid station at the start finish.