Trail Running Calendar United States 2026-2027

A two mile fun run on the CPHS cross country course in Cedar Park on September 12, 2026. Hosted by the CPHS Cross Country Booster Club with vendor booths and proceeds supporting course and trail maintenance.

Trail run at Central Florida Bible Camp in Eustis with a roughly 3.2 mile two loop option and a single loop fun option. Runners can attempt up to ten field day stations such as inflatable obstacles, axe throwing, and cornhole.

The Green Mile Loop Challenge on September 12, 2026 returns for its 10th edition. Runners have six hours to complete as many roughly 2 mile shaded singletrack loops as they want, each with about 300 feet of climb.

A trail race day at Pittsfield State Forest with 50k, 25k, 15k and a new 5 mile option, a double-loop course with three aid stations and charity fundraising through BURCS and Free to Run.

A point to point 50K on the Pacific Crest Trail from the South Washington Cascades to the Columbia River Gorge, with a short detour to Three Corner Rock for wide mountain views. Part of registration proceeds support the Stevenson High Schoo..

Two days of gravel, road and MTB events plus a 5k and 10k at Caney Lakes Day Use Area in Minden, LA. Onsite camping and cabins are available and proceeds support local trail maintenance.

Gut Check in Gunnison is a multi-course ruck and running event on dirt and mountain terrain with individual and 5-person team options in light and 35 pound heavy classes. Proceeds support firefighter and veterans charities.

Cornell Days 5k and 1 Mile Fun Run/Walk is a family friendly event at Clinton Keith Mills Memorial Park with an out and back county road course and a postrace breakfast cookout.

A women only 5K obstacle mud run at The Master's Motoplex in Gaston, South Carolina on September 13, 2026. The course features 18 plus obstacles and welcomes participants aged 7 and older to run, jog or walk with a teamwork focus.

An obstacle course race at Indiana Dunes National Park on September 13, 2026, featuring 10k, 5K and a K9 3.1-mile event. The course uses varied landscapes to reflect terrains associated with military service.

Experience the rugged beauty of northwest Connecticut at Macedonia Brook State Park. Featuring single track trails and views of the Catskill Mountains, this event offers 12K, 25K, and 50K distances for trail runners.

A community fundraiser at Mendon Ponds Park with in-person and virtual 5k options plus a Trail X Challenge and a 10k combo. The event supports ROCovery and includes event swag and packet pick up dates.

Trail races at Chewacla State Park on September 13, 2026 offer 5K and 10K singletrack loops. The event supports Valley Rescue Mission and includes race shirts, finish awards, aid stations, and a park day use fee.

A marathon and half marathon near Snoqualmie Pass featuring a packed gravel rail trail, a run through the Snoqualmie Tunnel, and about 1,000 foot net downhill. The marathon is USATF certified and a Boston qualifier.

The Konza 25K & 10K returns for its 14th edition on September 13, 2026 at Konza Prairie Nature Trail in Manhattan, Kansas. Races include 25 km and 10 km distances with tiered registration fees and fundraising options.

A trail stage race on the Knobstone Trail with 5 mile, Half Marathon, 18 miler and a new 50K option; proceeds support the Suicide Awareness Mission and local scholarship grants.

A September mountain race at Echo Lake State Park offering a five mile course and a half marathon that climbs over 4,300 feet of vertical. Courses run on granite ledges and exposed ridges with remote aid stations.

Experience a historic run at Pompey’s Pillar National Monument with an RRCA qualified 5k or a relaxed 1 mile walk. Support local history and preservation while enjoying the scenic Montana landscape this September.

A 5K and 10K trail run in Letchworth State Park on September 13, 2026 featuring woodland courses, finisher medals, a post-race celebration at Trailside Lodge, and timed results with downloadable certificates and photos.

A mid September 2026 trail running festival at Greek Peak Mountain Resort featuring multiple mountain races, night runs, a dog friendly 5k, an uphill 1k, and a kids mile.