In 62 days · Mon, Sep 21, 2026
Don't let race day sneak up
One email during race week. That's it.
Monday, September 21st, 2026
847 Port Way, Clarkston WA
5K · Marathon · 10K · Half
About this race
2026 Northwest Series - Day 3
Date: 2026-09-21
Location: 847 Port Way, Clarkston, WA
Event URL: https://endurancecui.active.com/event-reg/select-race?e=95974418
Description
- Series: World's Best Marathon & Half Series!
- Time Limits: No Time Limits
- Food: Great Food
- Awards: Award-Winning Medals
- Community: Loony Community!
- Motto: We RUN this country, TOGETHER!
Event Details and Schedule
Thanks for running with Mainly Marathons! Take a look at our website for additional details about this series and our other series of races. Take a look at the Northwest Series page to get details on each course.
Stay Connected
Also, join our Facebook group to stay up-to-date with our loony adventures: Main Group and Northwest Series Group.
Merchandise
If you're interested in some Mainly Merch, check out our online store HERE. We'll offer some items (hats, stickers, magnets, mugs, etc.) in-person at the races, the Mainly Merch store best option for a variety of fun designs and quality merchandise to showcase your loonacy!
Contact
If you have any questions, email MB@MainlyMarathons.com.
We RUN this country, TOGETHER!
Course map
Train with a club
Run clubs near Clarkston to train with before race day.
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