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TrailUnited StatesColorado

The Sunlight Showdown 2026

27.06.2026Glenwood Springs (United States)
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Pacing, fueling and crew sheet for the course you pick

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9142’999 m D+ ft D+

21.2 km13.2 mi1/2 Marathon Trail Runlongest of 3 courses

At a glance

The Sunlight Showdown 2026 took place on Saturday 27 June 2026 in Glenwood Springs (Colorado, United States). Three distances to choose from: 5, 10 and 21.2 km.

Longest course: 1/2 Marathon Trail Run, 21.2 km with 914 m D+ (43 m per km: mountain terrain).

The 2027 edition is expected on Saturday 26 June 2027, date to be confirmed by the organiser. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

Welcome to the Sunlight Mountain Race Series brought to you by Arc'teryx Aspen, where mountain air, winding trails, and a vibrant community come together for an unforgettable summer of running.
From the organiser

3 courses

  1. 5km3.1mi

    5k Trail Run
    No index

  2. 10km6.2mi

    10k Trail Run

    22.08.

    No index

  3. 21.2km13.2mi

    914 m D+2’999 ft D+

    avg 4%

    1/2 Marathon Trail Run

    19.09.

    No index

GPX trace not yet published.

Race plan

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

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Start

Glenwood Springs (United States)

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Where to stay

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