The Mt. Tammany 10

Blairstown, United States • 22 Mar 2025

The Mt. Tammany 10 is an ultra-running event set in the challenging terrain of the Delaware Water Gap, NJ. This grueling course spans nearly 40 miles, featuring 10 climbs and over 10,000 feet of elevation gain, making it a true test for seasoned ultrarunners. Participants will navigate a series of loops, each requiring a return to the Start/Finish Pavilion for verification. The event promises stunning mountain views and the sounds of waterfalls, but it is not for the faint-hearted, as runners should expect tough conditions and the potential for falls and injuries. Visit the organization's website for the most recent information.

Race information

40 mi
40 Miler
Visit the organization's website for the most recent information.
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