calendar_today 19 Sep, 2026 – 20 Sep, 2026
directions_run Running
language Official Website
sell $155.00
World's Best Marathon & Half Series!
No Time Limits
Great Food
Award-Winning Medals
Loony Community!
We RUN this country, TOGETHER!
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.
Also, join our Facebook group to stay up-to-date with our loony adventures: Main Group and Northwest Series Group.
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!
If you have any questions, email [email protected]
We RUN this country, TOGETHER!
Sep 19, 2026
Distance — 2026K
Type — Running
107 days remaining
$155.00
These values represent the 3-year monthly averages for September in TBD.
Read what other athletes have to say about their experience at the 2026 Northwest Series - Day 1 (OR).
Be the first to share your experience with the community!
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