Grindstone Running Festival - RaceCenter

Grindstone Running Festival

September 19, 2025

Shenandoah National Park

Feed your sense of adventure and join us for the Grindstone Running Festival by UTMB. This one-of-a-kind event takes you through acres of national forest just west of the Shenandoah Valley on an iconic running adventure complete with stunning fall foliage, mountain views, and demanding terrain. With a 100M, 100K, 50K, and 21K, there's a new challenge for every runner. Join us for this feat to push your endurance, get gritty, earn your stones, and qualify for the iconic UTMB® World Series Finals.

One of the hardest courses on the East Coast, Grindstone challenges and pushes runners to test their limits. With a highly technical course, runners will overcome high elevation, ridges, peaks, valleys, and all the grit the Shenandoah Valley has to offer. Think you have what it takes to take on this terrain? Push yourself and take in all the breathtaking experiences this running festival provides.

MOST SCENIC AND UNIQUE COURSES ON THE EAST COAST

Set during peak fall foliage, the Shenandoah Valley captures all the beauty the East Coast has to offer. With miles through the George Washington and Jefferson National Forest, runners will take in peaks, valleys, sunrises, and sunsets. Runners will take the trail through the diverse wildlife as they climb the Appalachian Mountains and trek along the ridge to stunning views. With 4 unique courses including the 100M, 100K, 21K, and the all-new 50K distance, there is an adventure for every runner, introducing new runners to the trail community.