4th Annual Foster5K

Sunday September 13th, 2020

Sunnyvale, CA

Official Website


Run. Walk. Be Fit! 

The 4th Annual Foster5K (formerly Flower Run) is at Sunnyvale Baylands on Sunday, September 13, 2020 at 10:00am.  

Grab your friends and family and signup to run or walk around the beautiful preserved wetlands around the SF Bay. Entries include a one of a kind race shirt and an after party with live music, fun booths and refreshments.

All proceeds help foster children in our community served by Child Advocates, CASA of Silicon Valley.  Click on the link to learn more.

New this year - We have teams, $5 off each when 4 or more sign up at once, and individual fundraising! Grab some friends and make it fun - - all for foster kids in Silicon Valley.

Come for the 5K, stay for the Finish Party with LIVE MUSIC!  FOOD!  Fun BOOTHS!  PRIZES!


p.s. We are not a timed race.  We WILL have a clock but we will not keep track of your times.  

Are you a CASA?  Ask your Supervisor for the CASA discount code!  Want to be a CASA?  Come to an Info Session.  Learn more here.

Race Distances

Price Register
Foster5K $40.00 until

Course Maps

Get Directions

Start Location

Sunnyvale Baylands, Sunnyvale, CA

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