Ned Ned Half Marathon

Nederland, United States • 13 Sep 2025

The Ned Ned Half Marathon, held in Nederland, Colorado, is a celebrated trail running event with a 43-year tradition. The race features a challenging 13.3-mile course with 1,408 feet of elevation gain, winding through dirt roads and single-track mountain trails that showcase the scenic beauty and history of Old Town Nederland. Part of the Colorado Mountain Half Marathon Series, the event also offers 10K and 5K road runs, with the 5K being dog-friendly and costume-friendly, creating a family-friendly atmosphere. The race supports local youth and families, emphasizing community involvement and volunteer support. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
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