50K

The 50K is the entry distance into ultramarathon racing. It is mostly run on trail and hilly courses. Find a comprehensive list of 50Ks below.

upcoming races

Valkyrie Trail Race

May 9, 2026

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Colorado Springs

May 16, 2026

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Smith Rock Classic

May 30, 2026

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Echo Valley Trail Run

May 30, 2026

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Mary’s Peak Trail Run

Jun 13, 2026

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Wild Woman Marathon, 50K Trail Run

Jun 19, 2026

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Alpine Solstice

Jun 20, 2026

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Flagstaff Extreme Big Pine Trail Runs

Jun 20, 2026

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Bears Ears Ultra

Jun 20, 2026

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Silverton Alpine Runs

Jul 18, 2026

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Jul 19, 2026

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Speedgoat Mountain Races

Jul 23, 2026

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Pikes Peak Ultra

Jul 25, 2026

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Colorado Springs

Aug 1, 2026

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Elkhorn Crest 50

Aug 8, 2026

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Wy'east Trailfest

Aug 15, 2026

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Backcountry Rise

Aug 29, 2026

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The Rut Mountain Runs

Sep 11, 2026

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Bachelor Ascent

Sep 12, 2026

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Grindstone Running Festival

Sep 17, 2026

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Shenandoah National Park

Three Sisters Skyline

Sep 19, 2026

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Priest Lake Marathon and 50K

Sep 19, 2026

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Mammoth Trail Fest

Sep 25, 2026

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Oct 3, 2026

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Arches Half Marathon

Oct 3, 2026

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Kodiak Ultra Marathons

Oct 8, 2026

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Silver Falls Trail Runs

Oct 16, 2026

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Oct 17, 2026

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Nov 7, 2026

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