Trail Running calendar near Decatur 2026-2027

We have found 38 Trailruns within 80 miles of Decatur. See below where and when you can find the races.

A 5‑mile and 10‑mile trail run at Monte Sano State Park with bluff views, creek crossings, aid stations, a cupless policy, and a 400-runner cap; part of the Wild Thangs Trail Series.

Trail races of 10K and half marathon in Monte Sano State Park with scenic bluff views, multiple aid stations, a cupless policy, and a 400-runner cap. Participants receive a tri-blend shirt and finisher award.

September 2026

Experience a unique multi day ultramarathon where your age determines your clock. Run as many miles as possible on a one mile loop in a community focused event that celebrates veteran athletes and long distance legends.

Experience a unique 5K run through a scenic valley and a lit cavern in Alabama. Enjoy mountain views and a subterranean turn around point with constant cool temperatures.

Experience a family friendly fitness festival in Huntsville featuring a certified half marathon, a scenic 5K, and a kids fun run. Enjoy local food trucks, wellness vendors, and pop up fitness classes at Hays Farm.

Trail 5k and 10k at Turkey Creek Nature Preserve, capped at 125 entrants. The event includes a pancake breakfast with mimosas, an optional Splash Challenge tubing the finish waterfall, and proceeds support preserve education.

October 2026

A Last Runner Standing Backyard Ultra on a 4.1666667 mile loop in Bell Buckle TN, held October 3, 2026. Entry is limited to the first 75 registrants with a wait list available.

A Last Runner Standing backyard ultra at Wade Mountain Preserve near Huntsville, Alabama, run on a repeating 4.167 mile loop each hour. Trail loops move to an out-and-back on Spragins Hollow Road after dark, with shirts, caps, and a buckle..

A backyard ultra in team format at the Big Farm-Short Creek in Bell Buckle, TN on October 17, 2026. Only athletes qualified by silver ticket or by At-Large ranking may compete and the qualifying window closes August 15, 2026.

A trail running event in Huntsville, AL offering marathon, half marathon and 10K on low-traffic trails. Entry includes a hooded sweatshirt, finisher medal and post race meal, and aid stations are cupless.

Trail running weekend at McMullen Cove, Alabama offering a certified 5K plus 25K and 50K trail races with notable elevation gain. Proceeds support childhood cancer research and routes include landmark views and aid stations.

November 2026

Trail races of 5K and 15K at Cathedral Caverns State Park in Woodville AL feature an out and back cave segment with decorative lighting and glow sticks, aid stations, a tri blend shirt, and a finisher medal.

A looped trail event at Monte Sano State Park near Huntsville, AL offering 50K, 20M, and 10M distances, cupless aid at the pavilion, strict bib and finish rules, and a 200-runner cap.

December 2026

Trail races of 5 mile and 10 mile at Monte Sano State Park in Huntsville. The event opens the Winter Wild Thangs Trail Series, is cupless with aid stations, and includes a race shirt and finisher award.

Join this end of year 50K ultra marathon at John Hunt Running Park. Part of the Huntsville Slam series, this event offers a organized long distance challenge with a focus on safety and runner camaraderie.

January 2027

A winter trail event at Monte Sano State Park offering a 10K and a half marathon with cupless rules, stocked aid stations, finisher awards and pizza at the finish; the field is limited to 400 runners.