Trail Running calendar near Decatur 2026-2027

Big Dog's Backyard Ultra in Bell Buckle, TN on October 17, 2026 brings together qualified athletes for the World Backyard Ultra Team Championships. The field is set by silver ticket winners and At Large qualifiers after a qualifying period..

A 20-mile loop on the Perimeter Trail around the University of the South with three aid stations, scenic overlooks, and a post-race gathering at Shenanigans Sewanee. Ten percent of proceeds go to the Perimeter Trail Fund.

A trail race in Huntsville on October 18, 2026, offering marathon, half marathon and 10K distances, included hoodie, medal and post-race meal; the event is cupless and uses low-traffic trails.

A weekend trail running event at McMullen Cove featuring a certified 5K climb and 25K and 50K trail races with notable landmarks, aid stations, awards, and a new Ruck Division.

5K and 15K trail races at Cathedral Caverns State Park in Woodville Alabama feature a lit cave out and back in the final 1.2 miles. Aid stations are supplied and all finishers receive a shirt and medal.

Dizzy Fifties is a looped trail race at Monte Sano State Park offering 50K, 20 mile and 10 mile options. The event features a pavilion aid station, reusable cups, medical support and a 200 runner field cap.

Trail races at Monte Sano State Park offering 5 Mile and 10 Mile distances as the opening event of the Winter Wild Thangs Trail Series. Courses feature bluff views, creek crossings and aid stations; the event is cupless and capped at 400 ru..

A three-race winter trail series at Monte Sano State Park offering multiple distance options, aid stations with food and drink, and series rewards including a tri blend shirt, finisher awards and a plaque.

A fifty-kilometer event at John Hunt Running Park on December 31, 2026, listed on the Huntsville Track Club calendar. Registration is not available on race day and the race is part of the Huntsville Slam series.

A trail 10K and half marathon at Monte Sano State Park, part of the Winter Wild Thangs Trail Series, with bluff views, creek crossings, aid stations, and a cupless race policy.

A spring 2027 race weekend with a half marathon, 10K and 5K on a shaded wooded trail along the Five Mile Creek Greenway near Birmingham, Alabama, featuring chip timing, aid stations and shuttle service from a nearby campus.

Run The Rolling Hills Trail Race in Campbellsville, Tennessee on April 25, 2026 features trail courses that wind through the rolling hills of Giles County, with 10K, 5K and a kids 1 mile for ages 12 and under.