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TrailCanadaBritish Columbia

The Monster Marmot 2026

20.09.2026Mount Washington (Canada)
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Pacing, fueling and crew sheet for the course you pick

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5001’640 m D+ ft D+

10 km6.2 mi10 kmlongest of 2 courses

At a glance

The Monster Marmot 2026 took place on Sunday 20 September 2026 in Mount Washington (British Columbia, Canada). Two distances to choose from: 5 and 10 km.

Longest course: 10 km with 500 m D+ (50 m per km: mountain terrain).

The 2027 edition is expected on Sunday 19 September 2027, date to be confirmed by the organiser. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

A community trail race at Mount Washington Alpine Resort, open to runners, families, and outdoor enthusiasts of all levels, with proceeds donated to the Marmot Recovery Foundation.
From the organiser

2 courses

  1. 5km3.1mi

    5 km
    No index

  2. 10km6.2mi

    500 m D+1’640 ft D+

    avg 5%

    10 km
    No index

GPX trace not yet published.

Race plan

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Pacing, aid stations and fueling timed to your effort on The Monster Marmot, in one roadbook.

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Start

Mount Washington (Canada)

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Where to stay

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Editions