Trail Running Calendar United States 2026-2027

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.

A six hour trail challenge of repeating a 5K loop each hour; finish all six to earn the OUTLAST medal and a place on the national leaderboard.

A 50K trail ultramarathon in Waterville, PA on Mid State and Pine Creek trails with about 7,500 feet of climbing, technical singletrack, and an 11 hour cutoff.

A fully supported 50K trail ultra in Prescott, Arizona on Sept 26 2026 featuring technical granite singletrack, three aid stations, and finisher medals.

Point-to-point ultramarathon on the Laurel Highlands Hiking Trail finishing in Ohiopyle, featuring a 50 mile option and a 5-person relay with multiple aid stations.

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 multisport festival at Pawtuckaway State Park offering swim, bike and run options for people who identify as women. Choose an individual triathlon, two sport combo, single sport or a relay team in a non competitive setting.

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 event on the flat Betsie Valley Trail in Thompsonville, MI featuring a half marathon, 10K, 5K and a 1 Mile Fun Run fundraiser on September 26, 2026.

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 family-friendly color run in Freeburg, IL combining vibrant color stations with a wooded memorial route and a focus on preventing distracted driving.

Trail based 5K obstacle race at Wasserman Park on September 26, 2026 featuring 12 or more beginner and intermediate obstacles and limited to 200 participants.

An obstacle mud run at Camp Sacajawea on September 26 with one mile and three mile courses, waiver required, proceeds benefit Girl Scouts of Greater Iowa.

A 3 miles obstacle course at Camp Winona in De Leon Springs with over 17 obstacles, race T-shirt, finisher's medal and a pancake breakfast; two pricing periods apply.

Trail races in Klamath Falls offering 30K, half marathon and 5K on mostly single track with lake and Mt. Shasta views; organized by a local non profit.

A trail event at Vandenberg Space Force Base on September 26, 2026 offering 10 km and 20 km distances. Non-base participants must show a REAL ID for base entry and all finishers receive a medal and a drink ticket.

A trail run and walk at Terry Bison Ranch in Cheyenne on September 26, 2026, offering distances from a half marathon to a kids run. Proceeds support cardiac and pulmonary rehab equipment and participants receive a 2026 event T shirt and bre..