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Fixed-DistancePast edition

Run Rabbit Run 100

A high-country Colorado 100-miler based in Steamboat Springs, with separate Hare and Tortoise divisions and division-specific 30- and 36-hour limits.

This listed edition has ended. It remains available as an archive for course and planning research; check the official website for a newer edition before making travel plans.

Results

Results pending: this edition has finished but the directory has not yet recorded a published result. Check the official results page for the latest standings.

Event Overview

Listed edition overview
DateSep 18-19, 2026
LocationSteamboat Springs, Colorado, USA
FormatFixed-Distance
TerrainMountain
RegionNorth America
Distance / duration100 mi
State / areaColorado (CO)
Course modelMixed
Edition noteFull / waitlist at the August 10 directory review.
Cutoff30 hours for Hares; 36 hours for Tortoises
HighlightsHare and Tortoise Divisions, Mountain Course

Course & Terrain

Mountain trail race based in Steamboat Springs with distinct Hare and Tortoise starts, rules, and competitive structures.

Key course features to know before comparing this race:

  • Steamboat Springs high-country trail system
  • Separate elite-purse Hare and longer-cutoff Tortoise fields

Mountain elevation, climbing, descending, exposed weather, and night travel make the division choice only one part of the course plan.

Why This Race Matters

Run Rabbit Run 100 is a useful reference point for runners comparing long fixed-distance ultras that still unfold over multiple days. Its format, terrain, and support model shape the kind of preparation required: not just fitness, but pacing discipline, nutrition planning, foot care, and the ability to make good decisions under fatigue.

Planning Notes

  • Prepare for sleep decisions, weather swings, and aid-station discipline. The distance is only one part of a multi-day fixed-distance race.
  • Treat intermediate cutoff gates as part of the course. Build enough margin for aid stops and late-race slowdown, and verify every current gate in the official rules.
  • Train for terrain-specific fatigue. Technical trails and mountain courses demand downhill durability, hiking efficiency, and reliable night lighting.
  • The directory does not mark this as having simpler logistics. Confirm qualification, terrain, support, registration, medical, and withdrawal requirements before planning around it.

Event FAQs

What are the Run Rabbit Run 100 cutoffs?

The official site lists 30 hours for the Hare division and 36 hours for the Tortoise division.

Do all runners use the same start?

No. The Hare and Tortoise fields have separate starts and race structures; use the current official instructions for the selected division.

Verification & Sources

Verification scope: the listed edition's date, location, format, and available logistics were checked against the event-specific official sources below during the directory review dated August 10, 2026. Organizers can revise details after review.

  1. Official Run Rabbit Run site https://runrabbitrunsteamboat.com/
  2. Official course information https://runrabbitrunsteamboat.com/the-course/
  3. Official race rules https://runrabbitrunsteamboat.com/race-rules/
  4. Official results https://runrabbitrunsteamboat.com/results/
  5. Multiday Running event directory review scope: August 10, 2026.