Volunteer Events and Things to do in San Mateo, CA
Invasive Plants: A Growing Concern
Sun, Apr 12, 11:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Invasive Plants: A Growing Concern
Sun, Apr 12, 11:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Raptors: Birds of Prey
Sun, Apr 19, 11:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Raptors: Birds of Prey
Sun, Apr 19, 11:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Volunteer Open House with Walnut Creek Downtown
Thu, Apr 9, 4:00 PM
Walnut Creek · Barebottle Brewing Company - Walnut Creek
Volunteer Open House with Walnut Creek Downtown
Thu, Apr 9, 4:00 PM
Walnut Creek · Barebottle Brewing Company - Walnut Creek
OCA-East Bay PickITup Chinatown Events in 2026 (Our 10th year)
Sun, Apr 19, 11:00 AM + 7 more
Oakland · Wilma Chan Park
OCA-East Bay PickITup Chinatown Events in 2026 (Our 10th year)
Sun, Apr 19, 11:00 AM + 7 more
Oakland · Wilma Chan Park
Cool Insect Defenses!
Sat, Apr 18, 10:30 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Cool Insect Defenses!
Sat, Apr 18, 10:30 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Celebrate Safer Streets: 3rd and Norfolk Ribbon-Cutting Ride
Sat, Apr 25, 9:00 AM
San Mateo · San Mateo Central Park
Celebrate Safer Streets: 3rd and Norfolk Ribbon-Cutting Ride
Sat, Apr 25, 9:00 AM
San Mateo · San Mateo Central Park
JRMF Math Festival Sports Basement Sunnyvale
Sat, May 16, 1:30 PM
Sunnyvale · Sports Basement Sunnyvale
JRMF Math Festival Sports Basement Sunnyvale
Sat, May 16, 1:30 PM
Sunnyvale · Sports Basement Sunnyvale
Operation Access KP Richmond GI & OR SUPER Session May 16, 2026
Sat, May 16, 6:30 AM
Richmond · Kaiser Permanente Richmond Medical Center
Operation Access KP Richmond GI & OR SUPER Session May 16, 2026
Sat, May 16, 6:30 AM
Richmond · Kaiser Permanente Richmond Medical Center
Spies & Intelligence: The World of International Espionage
Tue, Apr 28, 1:00 PM
San Francisco · Jewish Community Center of San Francisco
Spies & Intelligence: The World of International Espionage
Tue, Apr 28, 1:00 PM
San Francisco · Jewish Community Center of San Francisco
College Student & Young Professional Workday Series @ Byrne and Foothills
Today at 9:00 AM
Los Altos Hills · Byrne Preserve AND Foothills Nature Preserve (alternating locations, please see event description)
College Student & Young Professional Workday Series @ Byrne and Foothills
Today at 9:00 AM
Los Altos Hills · Byrne Preserve AND Foothills Nature Preserve (alternating locations, please see event description)
Fruit Rescue - San Ramon / Danville / Alamo Area
Tomorrow at 9:00 AM
Pleasanton · Starting location address will be emailed
Fruit Rescue - San Ramon / Danville / Alamo Area
Tomorrow at 9:00 AM
Pleasanton · Starting location address will be emailed
Urban Forestry Education Center Workday
Sat, Apr 4, 9:00 AM
San Jose · Urban Forestry Education Center
Urban Forestry Education Center Workday
Sat, Apr 4, 9:00 AM
San Jose · Urban Forestry Education Center
Salt Marsh Walk
Sat, Apr 25, 10:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Salt Marsh Walk
Sat, Apr 25, 10:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
