Sky Country Trailhead, Bellevue WA
Saturday, July 12th, 2025
Welcome to the 2025 edition of the Cougar Mountain Trail Run Series, put on by Seattle Running Club and Northwest Trail Runs. Our events support King County Parks, with $15 of every entry going to KC Parks.
If you are a Seattle Running Club member and want to use your membership discount on the short or long series, please signup for the series using the short pass or long pass and then send the race director (races@seattlerunningclub.org) an email with your SRC member number. You will receive a partial refund within 5 business days. For all other races, please use the coupon code given to Seattle Running Club members.
Online registration closes at 11:59 PM PDT the Wednesday before each event. We will have day-of registration if you did not register in time.
If you are showing symptoms of any illness or disease, please skip this race. Email races@seattlerunningclub.org for other race options or it's a much appreciated donation!
We acknowledge that our running opportunities are built on the purposeful removal of Native peoples, who have been the stewards of Seattle-area lands for thousands of years. Thus, we accept our ethical responsibility for the ongoing stewardship of the land and purposeful support of Native neighbors, colleagues, businesses, and tribes. The Muckleshoot, Duwamish, Stillaguamish, Snoqualmie, and Coast Salish are the Natives of the lands we run on.
I understand and accept that photos/videos/illustrations may be taken of me and/or my personal property while attending/participating in Seattle Running Club (SRC) events/functions. I acknowledge and agree that such photographs or other illustrations may be used by SRC and its related entities for advertising and promotional purposes in any medium, without compensation to me.
A Cup Free event - this year the series is continuing to reduce the amount of trash created during the event. We ask that runners bring a refillable water container with them on the trail to use at aid stations along the way.
Thanks to runners like you, the Cougar Mountain Trail Run Series has raised over $250,000+ for King County Parks and contributed hundreds of hours of trail work. Join Seattle Running Club and Northwest Trail Runs in carrying this legacy forward and making this 21st annual event bigger and better than ever!
As much as we love our four-legged friends and family members, we are not allowed to have dogs at our event. Very important announcement: Dogs are not allowed on the course due to USATF Sanctioning and Insurance Requirements.
The top 3 Men, Women, and Nonbinary Runners in each event will receive a podium prize.
For more details, please visit the Cougar Mountain Trail Run Series page.
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