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TrailUnited StatesWashington

Carkeek 12 Hour2026

24.10.2026Seattle (United States)
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Pacing, fueling and crew sheet for the course you pick

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Start line in

 

2 courses · 3.1 km · up to 133 m D+

2 courses

  1. 3.1km

    133 m D+

    avg 4%

    12HR
    No index

  2. 3.1km

    133 m D+

    avg 4%

    6HR
    No index

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Carkeek 12 Hour, in one roadbook.

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The race

A 12-hour or 6-hour timed loop race on a 1.93-mile course in Carkeek Park, Seattle, featuring 436 feet of elevation gain per loop and a festive Halloween atmosphere.

Where to stay

Find a place to stay near Seattle for the race.

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