Registration Opens June 30th , 2021

Mark your calendars for Wednesday June 30th, 2021. Registration will be open for the Inaugural Mud Mountain Dam Marathon, Half, and Relay which will be held in-person on Sunday, October 3, 2021.

Countdown to the Inaugural Mud Mountain Dam Marathon:

Come Run With Us

Marathon. Half. Relay.

USATF Certified (Certification pending)

A DAM Fast Course

Go for a BQ / PR

1200’ Elevation Loss

Help Make it Happen

Volunteer support means everything to us and our runners. We couldn’t do this without the hard work and efforts of dedicated volunteers who provide encouragement and a helping hand from getting our runners ready to hit the start line to fueling them through the finish.

Stay in the Know


Proud to partner with the Marathon Maniacs!

Have you taken the Maniac Challenge?

PNW Running at it’s Finest