Fearsome / 11hr cut-off
Otter Challenge
RETTO EDITION
23 & 24 SEPT 2026
Day 1 - Prologue Seeding
Day 2 - 42km Grail of Trail
ENTRIES
Phase 1 - OPEN
Phase 2 - OPEN
ENTRY PROCESS
Extreme / 9hr cut-off
Otter Race
RETTO EDITION
25 & 26 SEPT 2026
Day 1 - Prologue Seeding
Day 2 - 42km Grail of Trail
ENTRIES
Phase 1 - OPEN
Phase 2 - OPEN
ENTRY PROCESS
Otter News
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Press
Articles and the latest press releases.
Oct / 2025
Champions Rewrite History with Double First Hat-Trick Victories & Tarboton Claims New Course Record

Oct / 2025
A Hat Trick and a First to Four on the Line as Reilly and McCann Top Prologue Times

Oct / 2025
The 2025 Otter Challenge – Cooler Starts, Leading to Hot Racing

Oct / 2025
Challenge Prologue Fires up the Start of the 2025 Otter TERREX Trail

Aug / 2025
Fuel Up with Vida e Caffè

The Otter Green principle is to ensure that the near-pristine environment is better for you having participated.
Your best Otter
Otter records and winning times from 2011
Record Times

Classic Edition
All time Race records
Marc Lauenstein (CH)
03:59:0
Bianca Tarboton (SA)
New Record 2025
04:30:0
Marathon Distance. Four river crossings. Over 2,400 meters of elevation gain and 11 significant climbs. This is what makes the Otter “The Grail of Trail”

Retto Edition
All time Race records
Bartlomiej Przedwojewski (POL)
03:40:0
Toni McCann (SA)
New Record 2022
04:33:0









