Trail Running Calendar United States 2026-2027

A looped trail event at Loud Thunder Forest Preserve offering a one mile loop, two course options with notable elevation, a four hour time limit, and proceeds to the preserve.

An autumn 5K mud run fundraiser at Gretna Glen featuring 20 plus obstacles, competitive chip timing and non competitive waves, plus a separate 1.3 mile kids run for ages 5 to 11. Proceeds support Gretna Glen Camp and its ministry.

Three community races at Springfield Dam include a free kids 0.5 mile, a 1 mile Maniac Mile for ages 10 and up, and a scenic 3.1 mile course with trails, food vendors, and family activities.

A 5K trail race at Hamburg State Park in Warthen, GA, starting by the historic grist mill with an aid station, refreshments, and proceeds supporting Friends of Hamburg State Park.

A two mile Fun Run on the CPHS cross country course in Cedar Park, held alongside competitive high school and middle school cross country races; vendors will have merchandise and proceeds support course and trail maintenance.

Back to School Bash is a themed trail run at Central Florida Bible Camp offering one- or two-loop options and ten field day activity stations.

A six hour loop challenge on shaded single track trails in North Park near Deer Browse 2 Pavilion in Allison Park PA. Runners complete as many 2 mile loops as they wish, earn a raffle ticket per loop, and top male and female loopers receive..

A community fundraiser in Geneva with a 2.5 mile Lightning Run, a 1 mile kids race, and a Mini Road Race Rally for ages 3 to 8. Proceeds support the Geneva Park District Scholarship Fund.

Pittsfield State Forest trail races on September 12, 2026 offering 50k, 25k, 15k and a new 5 mile option on a double-loop course with three aid stations.

Point to point 50K on the Pacific Crest Trail from the South Washington Cascades to the Columbia River Gorge with a detour to Three Corner Rock.

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.

An evening 5K run and walk at Cellar 1914 Winery on September 12, 2026 that follows a private course through cornfields, a corn maze and cherry orchards. Entry includes a commemorative glass, a cider or wine pour for 21 and over, chip timin..

Trail races and a kids run at Eagle Creek Campground near Yellowstone on 12 September 2026. Courses include a 9k with 1000 feet of climb, a 5k with 400 feet of climb, and an untimed 5k walk.

A 10 mile out and back mountain run in Jelm, Wyoming with over 2000 feet of elevation gain, aid stations, and proceeds donated to Albany County Search and Rescue.

A trail race in Groton Forest hosted by Onion River Outdoors on September 12, 2026 offering 25K and 12K distances. Volunteers receive a free lunch, a neon orange ORO hat, and free entry to select future events.

A women only trail event at Fountainhead Regional Park offering a half marathon and a 10k plus on September 12, 2026. Registration runs June 8 to September 1 and two training runs are scheduled in August.

Two loop trail races at San Felasco Hammock Preserve State Park on September 12, 2026, with 3.8-mile and 8.3-mile courses. There are awards, post-race snacks, a $20 entry fee, and park parking fees.

A just over 10 mile out and back trail climb to the 10,776' Mt. Rose summit raising funds for Washoe County Search and Rescue. Single-track mountain trail, two water-only aid stations, volunteer stopwatch timing, USATF sanctioned.

A 5K running race hosted by Hartwood High School Cross Country on September 12, 2026 in Stafford, VA. It is the first annual StallionsXC Open and serves as the opening race of the Stallion Invitational, with high school races afterward.

A multi-distance run in Portland offering a 50K and an about 53 mile route, mostly flat with a short technical Forest Park trail and no aid stations.