A trail runner on a grassy ridge above a sea of clouds

Cascade Crest 100

The Cascade Crest 100 is a 161 km ultra run as a loop from Easton, Washington State. The mountain course includes sections of the Pacific Crest Trail through the Cascade Range.

Prepare for Cascade Crest 100 in

A plan built from your answers and your race date.

The Cascade Crest 100 takes place in the Cascade Range, starting from Easton in Washington State. The route forms a 100 mile loop that incorporates sections of the Pacific Crest Trail, with ridge singletrack, dense conifer forest and stretches at elevation. Pacific Northwest weather can deliver damp conditions and sharp temperature swings between daytime and the overnight hours.

One distance is offered, the 100 Mile. The loop layout simplifies crew logistics compared with a point-to-point course, since aid access clusters around a smaller area. m. start. It is worth waiting for the official announcement before arranging travel.

The formats

One format only.

FormatDistance
100 Mile 100 mi

Organizer information, checked on September 21, 2026 · cascadecrest100.com

When to start

At this distance, a build usually runs 12 to 24 weeks. The 2027 date is not published, so counting back from July puts the start around January 25, 2027.

These ranges are working conventions, not a research finding — no trial has compared plan lengths against each other. What matters more is that the plan was built for the weeks you actually have, rather than shrunk down from a longer one.

How to choose your start date

When to start

January 25, 2027

→ April 19, 2027

Questions

What is the date of Cascade Crest 100 in 2027?
The organizer has not published the 2027 date for Cascade Crest 100 yet. The race is usually held in July, in Easton.
How long is the Cascade Crest 100?
The race covers 161 km, or 100 miles, run as a loop starting and finishing in Easton, Washington State. No shorter distance is offered on the program.
Is the Cascade Crest 100 course hard?
Yes: 161 km of Cascade mountain terrain, including Pacific Crest Trail sections, long climbs and a full night of running. The damp ground demands sure footing throughout.

Your race is on the calendar. Your plan should be too.

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