Grindstone Running Festival by Utmb

The Grindstone Running Festival by UTMB is an exciting trail running event set in the picturesque Shenandoah Valley, featuring courses through the stunning George Washington and Jefferson National Forest. Scheduled for September 19-21, 2025, the festival offers a range of distances including 100M, 100K, 50K, and 21K, catering to runners of all levels. Participants can enjoy breathtaking fall foliage and challenging terrain while earning Running Stones for qualification to prestigious races like the UTMB Mont-Blanc.

This festival not only promotes endurance and adventure but also emphasizes community engagement and environmental care through the UTMB Cares initiative. Visit the organization's website for the most recent information.