Big Backyard 5K presented by Kaiser Permanente

in United States at King County Marymoor Park

Online registration for this event has closed.


  • 5K Individual Registration

    Online registration is closed for this category.



  • 10K Individual Registration

    Online registration is closed for this category.



  • Donation Only
    Benefiting King County Parks and Northlake YoungLife

    Online registration is closed for this category.



  • WATS Registration
    For WATS registrants ONLY. You MUST provide your membership number

    Online registration is closed for this category.



  • Group Registration

    Online registration is closed for this category.




Start a Team!

When you register, you can create a team name and invite your friends to join you! Make sure you tell them to select your team name from the drop down list when they register and to enter your name as team captain.

Team captains can look up their team members here

Packet Pickup

Packet Pickup (FYI)
Early Packet Pick-up Information
When: Saturday, June 1st
Time: 10:00 AM - 2:00 PM

Where: Super Jock 'n Jill
Redmond location
Your T-shirt, bib#, hoodie and/or referral mug will be available for you at this time.


Race Day Pick-Up
When: Sunday, June 2nd
Time: 7:00 AM - 9:00 AM
Where: Marymoor Park Recreation Pad
(next to the START)
Your T-shirt, bib#, hoodie and/or referral mug will be available for you at this time.

Questions?

For event-related questions, please click on the Contact the Organizers button on the left-hand side of this page.


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  • When this page loaded, the official time was 7:21:09 PM EDT.

Registration Form Closed


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