Trail Running Calendar United States 2026-2027

Trail races at Fallen Leaf Lake near South Lake Tahoe featuring a half marathon, 10K, 5K and a noncompetitive half mile for children, aid stations and recycled shirts.

Experience a technical trail event in Highlandville featuring 5k, 10k, and half marathon distances. Participants enjoy a hilly course followed by a post race celebration with local craft beer and walking tacos.

A four-race trail series across city parks with increasing distances, chip timing, and cumulative awards for runners who complete all four events.

A 5K on shaded eucalyptus horse trails at Ernie Howlett Park in Palos Verdes Peninsula on October 4, 2026. In person and virtual options are available, plus a fundraising route that waives the fee with at least $100 raised for Strides in Re..

A 25K trail race in Corvallis OR on October 4 2026, part of the Corvallis Trail Series with proceeds supporting local trail work and rescue and shoe assistance programs.

Mountain trail races in Bald Eagle State Forest featuring a 13.6 mile half and a 6.4 mile 10K on steep, technical singletrack with aid stations and post-race soup.

Baker Lake Classic 25k on Sunday October 4, 2026 is a 25k event organized by NW Endurance Events. Registration closes October 3 and the entry fee is $80 with a race shirt offered for $25.

A 50K trail ultramarathon around Blue Marsh Lake near Reading PA with a 9 hour limit, seven themed aid stations, camping, and a four leg relay option.

Experience the scenic Nocatee Greenway Trails in Ponte Vedra Beach with race distances including 10 miles, 10K, and 5K. This event features road and trail running alongside a dedicated 5K ruck and virtual race options.

Trail runs at Jefferson Memorial Forest with an 8-mile route and a 5-mile option, cupless hydration, on-course water for the 8 miler, restroom facilities, awards for overall male and female, and a virtual option.

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.

Multiple race distances start and finish at Sam Lynn Ballpark in Bakersfield, featuring mixed terrain on paved and dirt trails and a notable climb on the half. Aid stations, race day services, post race refreshments and awards are provided.

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.

A volunteer-run trail event in Spokane on October 4, 2026 with 5k and 10k courses on 100% dirt trails plus a free kids 1k; proceeds support Franklin Elementary 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 4-mile trail race through Irvington Woods on October 4, 2026, starting and finishing at the Irvington High School campus; rain or shine.

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.