Trail Running Calendar United States 2025-2026

Whispering Pines is a fun and social running event taking place in Inverness, FL, featuring a 12-hour loop course on scenic trails. Participants of all ages and abilities can run or walk as many laps as they wish on a 5-mile trail loop, with the event promoting a laid-back atmosphere. The event is f..

The Ranch 50K is a challenging trail running event held in the scenic Daley Ranch area of Escondido, California. Participants can choose between a 50K race, which consists of two 25K loops with a total elevation gain of 6,318 feet, or a half marathon with a single loop and 2,706 feet of gain. The co..

The Little Su 50K is a winter race held in Alaska, organized by the Alaska Winter Wilderness Races. This event takes place on marked trails, offering participants a unique challenge amidst stunning winter landscapes. Scheduled for February, the race attracts runners looking to test their endurance i..

The Flat Branch Ultra is a 50K running event held in Columbia, Missouri, starting from Martin Luther King Jr. Memorial Park. Established in 2022, the race features a scenic course along the Missouri River and the MKT and Katy Trails, showcasing the area's natural beauty.Participants will encounter a..

The Elkhorn Crest 50 is an exciting ultra-running event taking place in Sumpter, Oregon, featuring a challenging 50-mile and 50K course. Runners will traverse the stunning Elkhorn Mountain ridgeline, experiencing breathtaking views of Baker Valley, the Wallowas, and the Blue Mountains. The 50-mile r..

The Iowa Trail Run Series at Annett Nature Center offers a scenic running experience in Indianola, IA, featuring both a 5K and a 10K event. Participants can enjoy the beautiful landscape of gravel paths, dirt trails, and prairie grass while supporting local parks, as a portion of the registration fe..