Trail Running Calendar United States 2026-2027

An eight week trail running series at Northshore Park in Flower Mound offering 5K and 10K singletrack races with chip timing, weekly podiums and final series awards. Registrations are final; transfers are allowed and weather credits apply.

A low-key evening trail race series in Forest Park with three five-race Series from April to October. Races cover 4 to 7 miles, score into Series standings after four finishes, and benefit the Forest Park Conservancy.

A three day stage race in Kodiak, Alaska, featuring one mountain run per day on Heitman, Sharatin, and Pyramid. The series covers about 20 miles with 8,000 feet of total ascent and is sanctioned by USATF.

A four-race trail series in Bend, Oregon with courses of about 4 to 7 miles across four Thursday evenings in 2026; Series standings require at least three races and awards are presented after the final race.

A 100 mile loop trail race based at Burney Mountain Guest Ranch in Cassel, CA, running through Lassen National Forest and the Thousand Lakes Wilderness with about 15,000 feet of total climb. Camping for runners and crew is provided and a po..

A four day Skyrace at Palisades Tahoe on June 18–21, 2026, offering technical mountain distances from a steep Ascent to a 46K, plus youth and multi-day Crown options. The courses feature alpine exposure, ladders, hand lines, and a large pri..

A three day stage relay across North Central Washington for teams of up to eight, using printed maps and minimal course markings. Each day covers about 75 miles split into 16 legs, with on course medical support and nightly team gatherings.

A night trail race in the ponderosa pines of Flagstaff offering 27K, 13K and 6K courses with marked single track, staffed aid stations, on-site medical support and finisher medals. Completing both Blackout and Big Pine earns a double down m..

A multi distance trail running event in the Bighorn Mountains on June 19 and 20, 2026, featuring 100 mile, 52 mile, 32 mile and 18 mile courses. All distances are full and a wait list is maintained.

A loop ultramarathon held on private property near Galax VA with one mile loops and about 500 feet of gain per loop. Runners can choose 50 mile or 100 mile distances with aid and hot food at the start and finish.

An 8-hour trail running event at Brown County State Park on June 20, 2026, with a roughly 6-mile main loop and a 3-mile short loop, optional weekend camping, staffed aid stations, and member discounts; proceeds support the local trail runni..

A three day Leadville training camp that walks and runs major sections of the Leadville Trail 100 course, pairs guided day and night runs with recovery and nutrition support, and includes panels, Q&A sessions and a provided running kit.

A 12 hour night trail run on singletrack in Helena’s South Hills, limited to 75 runners. Participants aim to complete as many full figure 8 loops as possible on the Mount Ascension and Rodney Ridge trails.

Orange Curtain Run in Orange County, California offers a range of distance and timed events from 10K to 100K on mixed pavement and bike path surfaces. The event is scheduled for June 19 and 20, 2026 and includes a certified marathon.

Experience the beauty of New River Gorge National Park at this trail festival in West Virginia. Choose from distances ranging from a 5k to a 50k ultra while exploring forested trails and river views.

A Juneteenth trail event in Germantown on June 19, 2026 offering 6K and 12K courses around Button Farm and the Schaeffer Farm Trails, with virtual options and tiered registration fees.

A three-night trail running camp in the Virginia highlands with three organized morning runs, on-site camping and basic tiny cabins. Maps and photos are provided; participants bring their own food and bedding.

A two day event at Gadsden Battlefield featuring a 10k obstacle race, a Friday night rope climb, a kids challenge, and volunteer opportunities. Multiple registration categories include competitive and non competitive options.

A trail relay at Hanson Hills Recreation Area on June 19 and 20, 2026, featuring smooth single track trails, team relay formats from three to eight runners, and a weekend village with camping, food trucks, and evening activities.

A night trail relay in Paradise, PA where teams pass a baton and collect glow rings to count loops. Runners aim to complete as many 1 mile loops as possible in a 3 hour 24 minute timed period; headlamps recommended.