Big Backyard 5K, benefiting King County Parks

in Redmond, WA at King County’s Marymoor Park


  • BBY 5K Live Event at 8:00 AM

    » $30.00 5K Standard Registration (includes your BBY5K Tee and Bib #) (through 6/4 at 11:59 PM US/Pacific)
    » $45.00 Hoodie 5K Registration (includes BBY5K Harborstone Hoodie, BBY5K Tee and Bib #) (through 6/4 at 11:59 PM US/Pacific)
    » $20.00 Youth Rate (14 & Under, includes BBY5K Tee and Bib #) (through 6/4 at 11:59 PM US/Pacific)

    This year’s BBY5K will have a mass start, broken into waves based on your pace, and to keep things less crowded on the trail. Waves start at 8:00am with TEAMS, followed by a run/jog wave, and the “Enjoy your Park” pace.

    As usual, your 4-legged running companion may join you. Please keep your leashes short, and remember to pick up after your pet
    Register for BBY 5K Live Event


  • BBY 5K Virtual Event
    Run Anywhere, Anytime!

    » $40.00 5K Standard Virtual Registration (includes your BBY5K Tee and Bib #) (through 6/1 at 11:59 PM US/Pacific)
    » $55.00 Hoodie 5K Virtual Registration (includes BBY5K Harborstone Hoodie, BBY5K Tee and Bib #) (through 6/1 at 11:59 PM US/Pacific)
    » $30.00 Youth Rate (14 & Under, includes BBY5K Tee and Bib #) (through 6/1 at 11:59 PM US/Pacific)

    Can't make it to the event? Run your 5K virtually from anywhere! You will be emailed a link to report your time when you sign up. Submit your results to us anytime June 4 to 5. Apps such as Strava, Garmin, MapMyRun, etc. are appreciated, but we will also take your word for it in support of King County Parks. Packets will be mailed to Virtual participants.
    Register for the BBY 5K Virtual Event


  • Donation Only
    Benefiting King County Parks

    » donate any amount
    Donation Only




* Click here for fee information

Connect with others about this event and see who's going!


Start a Team!

Sign up with your friends and running buddies! We will take the combined time of your Fastest 5 finishers to calculate Team Awards. Sign-up as many team members as you want and improve your odds of winning. Ask your Team Captain to enter your Team Name when he/she registers. Individual members will select your Team Name from the Pull-Down Menu in the Team Registration field. This is a LIVE event (only), and we look forward to watching the competition.

Team captains can look up their team members here

Event Schedule

Sunday June 5 – King County’s Marymoor Park, Redmond

7:00 AM PACKET PICKUP

START WAVES:
8:00 AM TEAMS
8:04 AM RUN/JOG
8:08 AM WALK AND ENJOY

Parking

FREE PARKING for race participants in the Triangle Lot just East of the Start/Finish Line – by Climbing Rock and Velodrome

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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