Cougar Mountain Trail Series - Race 4

Cougar Mountain Trail Series - Race 4
Date Aug 2025 (TBD)
Distance 5k, Marathon, 15mi
Course Type Trail

Race Information

The Cougar Mountain Trail Series happen in Cougar Mountain Park just outside of Seattle. These fantastic trail events help raise money for King County Parks, and have been happening since 2003! 
 
This event features multiple distances. Come out for a run!
 
Advertisement

Related Events

Did you know that this race is part of a series of runs? If you like this race you may want to run one of the following Cougar Mountain Trail Series events.

Run Pick of the Month - Portland Marathon

Run Rose City's signature premier running event with a marathon, half marathon, and 10K, happening October 5, 2025.

Enjoy a course with gorgeous views of Portland's waterfront, several bridge crossings, and a full tour of some of the city's most iconic landmarks!

Runners will score free race photos and highlight videos, event and sponsor swag - including race medals and event shirt, plus food and drinks at the Finish Line Festival, including a complimentary, Oregon-brewed beer (runners 21+ only).

Save 20% on your registration using code "RG20"

Click the button below to get all the details!

Get Portland Marathon Info

Pace Calculator

Find your running pace and splits, and learn if you can outrun dangerous animals with the RunGuides run pace calculator.

Tell us your race tips