Trail Running Calendar United States 2026-2027

Summer Sizzler in Tampa on 08/01/2026 features timed 5K 10K and 15K races, untimed 1 mile and kids dash, and a virtual option. The event includes chip timing, shirts and medals, free photos and finish line treats.

Experience a point to point journey through the Michigan wilderness on the Waterloo Pinckney Trail. Run through forests and meadows before celebrating at a finish line party hosted by Sandhill Crane Vineyards.

A 10k trail run and hike through Tioga State Forest in Wellsboro, PA on August 1, 2026. Proceeds will be donated to the Chromosome 18 Registry and Research Society to support research into a rare genetic disorder.

Trail 5K, 10K and a half-mile kids run at Miller Plant Farm in York, PA, on mixed farm and wooded surfaces; overall and age-group prizes, produce samplers for 5K/10K entrants, and 100% of proceeds benefit the WellSpan York Cancer Patient He..

A backyard ultra on nearly 2,000 acres at Ponderosa Ranch in Clancy, Montana, where runners repeat a 4.2 mile loop each hour until one remains. The last runner standing wins $10,000 and may be supported by up to four crew members.

Trail races on the Tour de Wolf Trail in Shelby Farms Park offering 5 mile and 10 mile options. The event is chip timed, cupless, and provides multiple water stations along the looped course.

A early August, 29.0 mile lap event near Crozet, Virginia featuring five repeats of a steep 2.9 mile gravel climb with about 7,610 feet of elevation change. Limited field, variable aid station staffing, and shuttle parking.

A 12 km trail race on August 1, 2026 in Hanover, NH, using Oak Hill XC and Trescott Trails with 1,446 ft of climbing. The event offers pre-registration and race-day entry with course support and timing services.

A 5K Run and Walk held on airfield grounds in Malvern, Ohio, routed on hard packed dirt beside a grass private runway. Registration opens April 1 and the fee is $25.

Two Brothers Up and Down in Idaho Springs offers two uphill out and back races on mixed dirt and paved roads, with steep sections and an aid station on the 10k. Both races start and finish at Courtney Riley Cooper Park.

Trail races of 5K and 3K at Codorus State Park Marina organized by Delone Catholic High School's cross country team; early registration includes a T-shirt and goodie bag and proceeds support several local funds.

An obstacle and trail running event at Diamond Lake Resort in Owensboro, Kentucky, featuring 5K and 10K options, 28 obstacles, and youth races for ages 4 to 13. Proceeds benefit MentorKids Kentucky.

A multi-part event at the Athens YMCA on August 1, 2026 featuring a cross country 5K through the woods, a one-lap track Fun Run, and a Phantom Runner shirt option with on-site pickup.

A 12 hour solo or relay run and walk at Southeastway Park with a choice of dirt or paved loop courses, finisher medal and shirt, live music, loop tracking, and prizes for top individual and team finishers.

7MC is a trail race at Seven Mile Creek County Park in St Peter MN on August 1, 2026. It offers three distances, chip timing for 2026, t-shirt options, and volunteer opportunities on race day.

A trail run near Danbury, North Carolina of about 11 miles with 1600 ft of climb, two rock scrambles and a third of a mile river crossing. The route begins at the lake and finishes at the Green Heron Ale House with several aid stations on c..

A continuous loop trail race at Indian Camp Creek Park offering 40 and 50 mile distances on a 3.1 mile loop with centralized aid, crew access, pacers allowed, and a 12 hour time limit.

Run De Tour is a two part trail run at Kincaid Park and the Hillside Trails that uses sections of the Double Bubble and Spencer Trails. Multiple distances are offered and registration is non refundable with bib pickup on race day.

A trail event at Camp Lake of the Woods in Swope Park on August 1, 2026 featuring a 5K walk, a 5K run and an approximately 11K rocky loop intended for experienced trail runners, with water stations, packet pickup and a postrace raffle.

A five mile trail race on the Gurney Lane Trails in Queensbury, NY featuring single track terrain, chip timed results, age group awards, a post race celebration and proceeds benefiting the Under the Woods Foundation.