Trail Running calendar near Eureka Springs 2025-2026

The OVERNIGHT Rat Race - UNSANCTIONED is an extreme endurance event taking place in Springfield, MO, designed for seasoned runners seeking a unique challenge. Participants can choose between a 4-hour or 6-hour option, navigating an unmarked course through the city while hitting various points of int..

The Cotter Bridge Ultra, held at Big Springs Park in Cotter, Arkansas, is a unique timed running event featuring 1, 3, 6, and 12-hour race options. Runners complete repeated 4.1667-mile laps, each starting hourly with just under an hour to finish. The course is a scenic, mostly flat 2.08-mile out-an..

The Firecracker TREK Branson is a trail running event held in the Ruth and Paul Henning Conservation Area in Branson, Missouri, featuring 5K and 10K races. The course includes technical rock and dirt single tracks, rocky trails, and steps, with a challenging elevation gain of 400 feet every three mi..

The Pumpkin Holler 100-Mile event, held annually in the scenic J.T. Nickel Preserve near Tahlequah, Oklahoma, offers multiple race distances including 100 miles, 100K, 50K, 25K, and a 10-mile run. Set in the largest privately protected conservation area in the Ozarks, the course features gravel coun..

The Hare Mountain 100 is a challenging point-to-point ultra-running event taking place in the rugged terrain of the Ozark Highlands in Arkansas. Scheduled for October 24-25, 2025, participants can choose from several distances: 100 miles, 100K, 50 miles, and 60K, each featuring significant elevation..

The 36 Hours of White Rock will take place in Winslow on Friday 24 October 2025. You can run 100 miles.

The Last Chance Ultra is an exciting running event taking place on December 6-7, 2025, in Springfield, MO. This fourth annual race offers participants the opportunity to complete various distances, including a 100 Miler, 50 Miler, 50K, and a 10 Miler. It serves as a perfect way to log those final mi..

The Bleak Midwinter Endurance Run is an annual timed endurance event held at the Sac River Mountain Bike Trails in Springfield, MO. Participants can choose from four different timed options: 12, 6, 3, and 1 hour runs, all on a 4.15-mile loop trail featuring moderately technical terrain. The event em..

The Hard Times Trail Run, held at Little Sac Woods Conservation Area in Willard, MO, features a challenging 8-mile loop course with over 1,000 feet of elevation gain. Participants can choose from three distances: 8 miles, 25K, and 50K, with the latter two running laps in alternating directions. The..