Trail Running Calendar United States 2026-2027

A one-mile community event in Gilford, New Hampshire on October 4, 2026, with categories for adults, youth, and children and a complimentary shirt for those who register before September 16.

A community 5k and a 54 yard dash on October 4, 2026 in Glendale with an out-and-back course on the Oak Leaf Trail. Registration includes all-day entry to Milwaukee's Original Oktoberfest at Old Heidelberg Park.

An in-person and virtual event on October 4, 2026 in Gresham featuring a 5K, a kids dash for ages eight and under, and a virtual run/walk. Registration opens in April and fees vary by event.

Trail event at Minnehaha Park on October 4, 2026 offering 5k, 10k and a free kids 1k. Dirt trails run above the Spokane River and proceeds benefit Franklin Elementary School's APPLE program.

The Lockport Fire Foundation presents the second annual Fire Zone 5k, a community 5k run and walk on a marked loop of the Forest Preserve trail starting at Hassert Park. Registered participants present on race day receive a t shirt and fini..

A four mile trail race through Irvington Woods on October 4, 2026, with varied terrain including climbs and stairs; start and finish at Irvington High School. Registration runs March 15 to September 4 with a $40 fee.

A fundraising event at North Cross School featuring a chip-timed cross-country 5K, a non-timed 5K walk, and a 0.8 mile kids fun run with participation medals and youth leaders from the school team.

Mountain trail race at Camelback Resort on October 4, 2026, run on a 2.5 mile loop with just under 900 ft of climb per loop. Options include 2.5, 5, 10 miles, a 10 mile team relay, ruck division and chip timing.

A fall trail race day in Norfolk, CT offering 5K, 10K and a half marathon with steep climbs, private-trail sections, a cupless policy with water stations, and on-site food and beverage vendors.

A 3.1 mile trail race at the Great Swamp Conservancy habitat center in Canastota NY on October 4, 2026. The course runs on natural trails and crosses a country road; registration opens July 15 and the fee is $20.

A trail event at Pohick Bay Regional Park on October 4, 2026 offering 5 km and 10 km courses plus virtual participation options. Walkers are welcome.

A trail running event in Albuquerque on October 4, 2026 offering 15K, 10K and 5K routes with views of the Rio Grande Valley and Sandia Mountain foothills. Medals, shirts and age group awards are provided by the RunFit nonprofit.

A coffee-themed fun run on October 4, 2026 at Case Creek Trails in Coal Valley, IL offering 2K and 5K routes, hot drinks after the course, optional swag, and proceeds supporting QC PAWS.

A community memorial run and family day at Riverstone Park in Coeur d’Alene honoring babies and children who died suddenly and unexpectedly. The event features a scenic 2.5 mile course, memorial signs, a remembrance ceremony, and a silent a..

A 5K trail race and 1-mile fun run at Tibbetts Field in Madbury, NH on October 4, 2026, featuring a 2-mile loop through Powder Major Forest over natural terrain. A portion of proceeds will support a local family in need.

Trail races at Houghton's Pond in the DCR Blue Hills Reservation follow rolling dirt roads and forest paths with rocks and roots. Two distances are offered, about 7 miles and 3.7 miles, with notable elevation change on each course.

A 13.7 mile trail race in Cold Spring, NY on October 4, 2026, featuring about 4,000 ft of climbing through the Hudson Highlands during peak foliage. The event is an UTMB Index Race and supports the NYNJTC.

The ABWR Half Marathon - Valencia will take place in Santa Clarita on Sunday 4 October 2026. You can run between 5 and 13 miles.

An off pavement 5 km trail run and walk through Winona Forest in Mannsville, NY, limited to 100 participants, with timing, awards and a post race BBQ. Proceeds support Friends Forever Animal Rescue and leashed dogs are welcome.

A Halloween themed running event in Valencia offering 5k, 10k, 15k and a half marathon on a marked out and back trail. Each loop has an aid station and registration includes a finisher medal, photos, and posted results.