Palouse to Cascades Marathon+ Relay

Experience the beauty and spirit of Kittitas County as you run through breathtaking natural landscapes and charming small towns along the historic Palouse to Cascades State Park Trail. This unique course follows the former Milwaukee Road railroad corridor—offering runners an unforgettable journey through tunnels, bridges, and scenic backcountry terrain. 

A Washington State Discovery Pass is required.

Teams of four (male, female, or co-ed) will each tackle a leg of the race, combining endurance, teamwork, and adventure in a celebration of outdoor fitness.  

As noted in The Financial Times article, “The Rise of the Relay Marathon,” “Relays are the perfect Venn diagram of fitness trends: a mix of ultra-marathoning, trail running, and the great outdoors.” Come be part of this exciting trend—right here in the heart of Washington!

Important Rules & Safety Notes:

Zero Tolerance Policy: Absolutely no consumption of alcohol or drugs on the course. Any team found in violation will be immediately disqualified and banned from future events.

Vehicle Restrictions: No vehicles wider than 80 inches or longer than 20 feet are allowed. Motorhomes, buses, and limousines are strictly prohibited for all teams and support personnel.  Feel free to decorate your support vehicle.  However, please refrain from the use of foul or overly suggestive language for decorations.  Have fun but please use good judgement and be respectful.

Obey State Laws & Volunteers:  Each team member must obey all Washington State Laws and event volunteers.  The Trail crosses 2 major highways.

No dogs or bicycles:  Absolutely no dogs or bicycle are allowed on the Trail for this event.

Join fellow runners on June 20, 2026 for the Palouse to Cascades Marathon+ Relay. It's a fantastic 46.7K featuring a flat and fast course in Ellensburg.