Bay Area Peninsula Walk & Roll to Cure ALS Sat, 17 Oct at 09:00 am Coyote Point Recreation Area. CHARITIES
Stronger Together: CCL Youth Climate Rally 2026 Sun, 25 Oct at 11:30 am San Mateo Central Park Stage FREE FITNESS
Phoenix Garden Monthly Volunteer Day Sat, 17 Jan at 09:00 am Phoenix Garden (Parking lot across Youth Services Center) FREE FITNESS
San Mateo Farmers' Market Compost Volunteer/ Voluntariado de Abono Orgánico Sat, 04 Jan at 08:30 am San Mateo Farmers' Market FREE FITNESS