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

Days until the race.

Day(s)

:

Hour(s)

:

Minute(s)

:

Second(s)

Do you have more than 6 employees and want to get involved?

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

Thank you for the feedback Jackie!

I do 10-12 races each season (including national and international championship events), and I have to say that the Marin County Tri is one of the most (if not THE most) well organized event I’ve attended. There were so many meaningful, little extras I don’t even know...