Trail Running Calendar United States 2026-2027

Timed running event at Miola Lake in Paola, KS offering a 10K and timed options up to 12 hours on a roughly 6 mile crushed limestone loop. Aid stations are provided and the organizer does not offer refunds or transfers.

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.

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.

Samar 4 and 8 Miler on July 18, 2026 in Memphis uses the Wolf River Trails with a 4 mile loop. The event is chip timed, cupless, and offers a single aid station at the start finish with limited parking.

A remote *55K* trail ultra on the Northville Placid Trail in the Adirondacks, featuring technical terrain, 3,300 feet of elevation gain, self-support expectations, specific validation requirements, and designated camping rules near Wakely D..

A 10K trail race at Big Bull Creek Park in Edgerton, KS on July 18, 2026, organized by Team Sparkle. Entry fees include a donation to Urban Trail Co and the race is part of a six race Tour de Trail series.

Rise & Run Ultra on July 18, 2026 in Wellsboro, PA features 50K and 25K out and back trail races on the West Rim Trail with limited aid, a noon cutoff, post race breakfast, and a branded camp cup for finishers.