Race planning

Plan Dinosaur Valley Endurance Run — 100 Mile

Use the listed edition as your starting point. Each tool keeps imported race facts separate from the targets and assumptions you choose.

Edition notes: The November 21–22, 2026 edition starts at 07:00 on Saturday. UltraSignup closes online entry November 18 at 23:59 Central Time. The organizer publishes intermediate cutoffs rather than one standalone finish limit; see the 2026 schedule below.

Your shortlist →Download calendar dates (.ics)

Listed edition: Nov 21, 2026 – Nov 22, 2026
Format: Fixed-Distance
Distance: 100 mi
Local start time: 7:00 AM Central Time on Saturday, November 21, 2026
Duration / cutoff: Mandatory loop cutoffs apply; qualifying runners receive up to 3 hours for the final 2.5-mile segment
Crew and pacers: Check the current race rules
Drop bags: Check the current race rules

Recorded facts reviewed Aug 10, 2026. Check the organizer’s latest rules. Calendar downloads use all-day dates and do not set a starting alarm.

Pace & duration

Start with the recorded course distance. Choose a planning duration; this race has no single recorded time limit to import.

Gear checklist

Choose a checklist suited to your expected duration. Add the organizer’s mandatory gear.

Crew & drop bags

Bring across the race name. Add confirmed access points, distances and your own arrival estimates.