Grindstone Trail Running Festival by UTMB
Warren County, Virginia, United States
Sep 23-26, 2027 - Thursday to Sunday
100k, 100mi, Half-marathon, Ultra
Race Information
Feed your sense of adventure and join the Grindstone Running Festival by UTMB. This one-of-a-kind event takes you through acres of national forest in the Shenandoah Valley on an iconic running adventure complete with stunning fall foliage, mountain views, and demanding terrain. With a 100M, 100K, and 21K, there's a new challenge for every runner. Join this feat to push your endurance, get gritty, earn your stones, and qualify for the iconic UTMB® World Series Finals.
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👍 Run Pick of the Month: Ocean City Runinng Festival 🌊
5K • 8K • Half-Marathon • Marathon
🗓️ November 14, 2026 - Saturday | 📍 Ocean City, MD
💸 Exclusive $15 Off! Use Code: Run26Guide
Experience the energy of a growing regional race, attracting runners from across the Mid-Atlantic to one of the premier coastal events in the area.
Why we like this event:
✅ Coastal Course: Run the iconic boardwalk and Assateague Island
✅ Mini Beach Getaway: Combine a premier race with a weekend at the coast
✅ Finish-Line Party: Relax and celebrate your medal right by the water
If you’re looking for a fall race with ocean views and a getaway vibe, now’s the time to lock in your spot! 🌊
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Race Facts
Race Size: 100 - 500
Elevation: Lots of Hills
Course Type: Trail
Boston Qualifier: No
Kids Run: No
Where to Stay
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