Net proceeds from the Marin County Half Marathon help children learn how to swim at the YMCA.

Days until the race.








Mandatory Packet Pickup Locations

Friday, April 26 from 4 pm – 8 pm

Sports Basement Presidio
610 Old Mason Street, San Francisco, CA 94129

Saturday, April 27 from 10 am – 3 pm

Sports Basement Novato
100 Vintage Way, Novato, CA 94945

Show your bib at checkout for a 20% off discount for the duration of Packet Pickup at Sports Basement!

Win Tickets for Hamilton the Musical!

Purchase raffle tickets for a chance to see Hamilton at the Orpheum Theater in San Francisco on Friday evening, August 16, 2019 — two excellent orchestra seats!

Winner will be randomly drawn and announced at the Marin County Half Marathon on April 28, 2019. The winner does not need to be present.

1 Raffle Ticket – $10

6 Raffle Tickets – $50

13 Raffle Tickets – $100

Do you have more than 6 employees, co-workers, and friends and want to get involved?

All net proceeds raised through Sustainable Sports Foundation events support:

Why support the Sustainable Sports Foundation?

With your support, we funded Spring Splash Week at the YMCA for 350 kids.

To learn more about Sustainable Sports Foundation events & where your money goes, please click here.

Donate via PayPal:

Latest News & Race Updates

YMCA of Marin SPLASH Program Commences

Nothing but smiles at the YMCA of Marin SPLASH event, teaching kids to learn how to swim and be safe around water. We're honored to know proceeds from the Marin County Half Marathon and Marin County Triathlon are funding this incredible program!