Train for Grindstone
Natural Chimneys, Virginia. Twenty-one thousand feet of Appalachian vert. Reddish Knob in the first third. Then a long night on the ridges.
100 mi+20,594 ft-20,591 ft36 hours1,329 ft to 4,341 fttech 7/106 stationsAppalachian ridgesWSER qualifierSeptember
- Start1,339 ft
- High4,272 ft
- Low1,339 ft
- Finish1,342 ft
What PR Run builds for this start line
- Personalized plan from your baseline and this course profile
- Aid-segment fuel rehearsals tied to checkpoint spacing
- Structured gear kit from course intelligence
- Race-day pacing, crew notes, and race-morning brief
- Aid stations: 10 · longest gap ~16.1 km
- Mandatory kit items: 1
- Cutoff: 36 hours
The crux
Reddish Knob and the Camp Todd to North River Gap night section
Race details can change. Confirm current rules and logistics with the Official site.
Train for your race
Train for Grindstone
Course-specific plan, fuel segments, gear kit, and race morning for Grindstone.
Official siteCheck readinessPredict finish timeFull race guideFoot care plan