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No Business 100

Jamestown, United States • 24-25 Oct 2025

The No Business 100 is a challenging 100-mile ultramarathon held annually in October, based out of Pickett CCC Memorial State Park in Jamestown, Tennessee. The single-loop course features approximately 14,500 feet of ascent and descent, traversing scenic trails through the Big South Fork National River & Recreation Area, crossing between Tennessee and Kentucky. Known for its picturesque and remote terrain, the race reverses direction each year and includes 15 aid stations along the route. With a 34-hour cutoff, the event offers a rugged and immersive trail running experience and serves as an official qualifier for the Western States 100. Visit the organization's website for the most recent information.

United States Tennessee Jamestown

Race information

Website
100 mi
14500 m+
100 Miles
Visit the organization's website for the most recent information.
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