Celebrate 10 years of the BBY5K with us!


Spring is in full swing and that means one of our favorite family friendly events is coming up! The Big Backyard 5K presented by Kaiser Permanente is happening on Sunday, June 2 at King County‚Äôs Marymoor Park. And this year is a very special year as we are celebrating our 10th annual event, which has…

Still time to register! BBY5K is coming up on June 3


It’s that time of year again to lace up your sneakers for your favorite 5K! Our 9th annual Big Backyard 5K presented by Kaiser Permanente is right around the corner on Sunday, June 3 and there is still time to register. Individuals, kids, groups, and teams can sign-up online through June 1 and in-person on…

Big Backyard 5K 2017 in photos


A Big Backyard thank you to everyone that attended, and huge shout out to Kaiser Permamente for their generosity. Everyone’s participation helps King County Parks stay clean, safe and open. You can find race results here. You can see the rest of the event’s photos over here.