MEET 3X OLYMPIAN DATHAN RITZENHEIN AT THE MARIN COUNTY HALF!
Enjoy a post-race meet and greet with one of the most accomplished American runners of all-time!
Meet 3x Olympian Dathan Ritzenhein after the race at the Generation UCAN tent, the Official On-Course Nutrition of the Marin County Half!
Do you have more than 6 employees, co-workers, and friends and want to get involved?
Purchase raffle tickets to help underserved children learn how to swim!
Net proceeds from the Marin County Half Marathon help children learn how to swim at the YMCA.
Days until the race.
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.
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Latest News & Race Updates
Try the official nutrition of the Marin County Half Marathon! UCAN delivers smarter energy for athletic performance, workouts, and daily life. So why is UCAN energy smarter? Because it’s steady and balanced without sugar or stimulants. No heart-racing highs and no...
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...
Packet Pickup will be available on Friday and Saturday at the following locations. Friday, April 28 – Sports Basement Presidio, 610 Old Mason Street, San Francisco – 3 pm to 7 pm Saturday, April 29 – McNear’s Beach Park, 201 Cantera Way, San Rafael, CA 94901 – 11 am...
San Rafael Joe's is hosting its 4th Annual Golf Tournament at Indian Valley Golf Course in Novato, California. This year, proceeds are benefiting the Sustainable Sports Foundation. For more information and to sign up to golf on August 21, 2017, please download the...
Keeping the Mardi Gras vibe alive, Saint Gabriel's Celestial Brass Band will be in house at the April 30 Marin County Half Marathon, 10k & 5k!
Join the Half Full Running Club for our official group run, this coming Saturday morning, February 11, 8:00 am, in front of the Conservatory of Flowers in Golden Gate Park. The group meets along JFK Drive in front of the Conservatory. The HFRC is the official training...