Logo

Bleak Midwinter Endurance Run

Springfield, United States • 24 Jan 2026

The Bleak Midwinter Endurance Run is an annual timed endurance event held at the Sac River Mountain Bike Trails near Springfield, Missouri. The race features a challenging 4.15-mile loop of moderately technical single-track trail with rocks, roots, and about 400 feet of elevation gain per lap. Participants can choose from four timed options: 12, 6, 3, or 1 hour runs.

The course winds through hardwood forests and glades, with runners starting counterclockwise but allowed to switch directions after the first lap. A single aid station at the start/finish provides food, drinks, and support. The event offers custom swag and special awards for 50K and 50-mile finishers, with proceeds benefiting the Missouri Baptist Children's Home. Visit the organization's website for the most recent information.

United States Missouri Springfield

Race information

Website Registration
12 hr
400 m+
12 Hour Run
6 hr
400 m+
6 Hour Run
3 hr
400 m+
3 Hour Run
1 hr
400 m+
1 Hour Run
Visit the organization's website for the most recent information.
Trail runs nearby

Leaky Hourglass Ultra

Halfway - 28 mi from Springfield

The Leaky Hourglass Ultra is a unique Last Man Standing running event held near Half Way, Missouri, about 20 miles north of Springfield. Runners complete 4.167-mile out-and-back laps on a chip-sealed rural highway featuring rolling hills and approximately 250 feet of elevation gain per lap. The twis..

Last Chance Ultra

Springfield

Last Chance Ultra is an annual trail running event held in Springfield, Missouri, typically in early December. The race offers multiple distances including a 100-mile, 50-mile, 50K, and a 10-mile run, catering to a wide range of ultrarunners and trail enthusiasts. The event encourages participants t..

Hard Times Trail Run - Willard, MO

Willard - 10 mi from Springfield

The Hard Times Trail Run in Willard, Missouri, is known as the toughest footrace in Greene County. Held at Little Sac Woods Conservation Area, the event offers three distances: 8 miles, 25K, and 50K. The challenging 8-mile loop features over 1,000 feet of elevation gain with runnable sections, steep..