Trail Running Calendar United States 2026-2027

Explore the best trail runs in the United States for 2026-2027! Our updated list features 3959 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

A 12 Mile uphill trail race at Purgatory Resort in Durango, Colorado on September 26, 2026. The single track course climbs from the base to the summit and concludes with a post race celebration including food and beer.

The 11th Annual Cancer Warriors Inc. 5K runs from the Ma & Pa Trail Head in Belair near Independent Brewery and offers both in person and virtual 5K options, with proceeds directed to cancer research through a certified nonprofit.

Trail races on September 26, 2026 in Moab featuring a half marathon and 10K on single-track and horse trails with scenic views, aid stations, finisher mug and shirt, and weekend festivities at Red Cliffs Lodge supporting a fundraising goal.

A looped trail event at the Schuylkill Center near Philadelphia featuring varied singletrack, climbs, and technical sections. Distances range from 7 to 28 miles with optional 10, 20 or 35 lb weighting and finisher rewards.

Mission Possible at Willamette Mission State Park on 26 September 2026 offers chip-timed 5K and 10K trail races plus accessible All Abilities 2.25-mile and 1.6-mile loops, with volunteers on course and post-race pancakes and snacks.

A community trail event at Woodlands Preserve in Belle Chasse on September 26, 2026 featuring a 5K and a 1 mile fun run. Proceeds and registration fees support Woodlands Conservancy land protection and restoration.

OUTLAST Colorado Springs is a 6 hour trail challenge with a 5K lap every hour for six rounds. Patches and a medal are awarded for laps completed and finishers are ranked on a national leaderboard with cash prizes for top times.

A community trail event on September 26, 2026, offering a 3-mile trail run and 1-mile fun run, followed by a Water Quality Festival with music and food trucks; proceeds include a $1000 watershed stewardship award.

A technical *50K* trail race at Little Pine State Park near Waterville, PA, featuring rocky, changing singletrack and about 7,500 feet of elevation gain. Expect sustained climbs, specific named climbs, and an 11 hour cutoff.

A fully supported 50K trail ultra in Prescott, Arizona on September 26, 2026, run on rugged granite terrain with stocked aid stations, on course safety teams, finisher medals and awards for the top three men and women.

A point-to-point 50 mile race on the Laurel Highlands Hiking Trail from near Rt 30 in Somerset to Mile 0 in Ohiopyle, with a five-person relay option and multiple staffed aid stations. Proceeds benefit the Pennsylvania Parks & Forest Founda..

Trail races at Salem Lake Marina feature a 30K, a 7-mile loop, and a 5K on a mostly shaded wooded trail, with water stops, packet pickup, post-race food and beer, and proceeds benefiting the Salem Lake Trail System.

Run the Rock | Rockville is the fourth annual 5K at Luck Stone’s Rockville quarry near Richmond, featuring gravel terrain, quarry views, local food vendors, family activities, swag, and raffles supporting a charitable cause.

A noncompetitive multisport festival at Pawtuckaway State Park on 2026-09-26 offering swim, trail bike, and trail run options for people who identify as women, with required safety gear and mixed-terrain courses.

A day of races at Brazos River Park in Sugar Land with distances from a kid’s 50 m dash to a 13.1 mile half marathon, in-person chip-timed races, designer shirts and medals, plus a virtual option with mailed packets.

Final race of the 2026 Black Hills Runners Club Trail Series at Alkali Trailhead in Sturgis, SD, with 10K and 18K courses through rolling hills and pine singletrack; youth entries are listed as free.

A multi-distance community race in Thompsonville, Michigan featuring a Half Marathon, 10K, 5K and a 1 Mile Fun Run on the Betsie Valley Trail and ballfield. A portion of proceeds supports the Friends of the Betsie Valley Trail.

Little Heroes Park in Walnut Shade, MO holds a running event on September 26, 2026 offering a 2K fun run and a hilly 5K; registration runs May 18 to September 26 and the entry fee is $35.

A trail based 5K obstacle course race at Wasserman Park on September 26, 2026, featuring 12 or more beginner to intermediate obstacles. Entry is limited to 200 participants and the fee is $40.

A family-oriented mud run at Camp Sacajawea on September 26, 2026, with a 1-mile youth course and a 3-mile mud-obstacle course; proceeds benefit Girl Scouts of Greater Iowa and all participants receive a race shirt.

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