Volunteer Événements et activités à Castro Valley, CA
San Mateo Phoenix Garden Compost Volunteer / Voluntariado de Abono Orgánico
Sat, May 16, 1:30 PM + 2 plus
San Mateo · 222 Paul Scannell Dr
San Mateo Phoenix Garden Compost Volunteer / Voluntariado de Abono Orgánico
Sat, May 16, 1:30 PM + 2 plus
San Mateo · 222 Paul Scannell Dr
National River Cleanup Day 2026 - Site #13: Saratoga Creek, Santa Clara
Saturday at 9:00 AM
Santa Clara · Maywood Park
National River Cleanup Day 2026 - Site #13: Saratoga Creek, Santa Clara
Saturday at 9:00 AM
Santa Clara · Maywood Park
DiscoverSF -- A Bay2Breakers Culture Bandits Walk through SF
Sun, May 17, 8:30 AM
San Francisco · Children's Creativity Museum
DiscoverSF -- A Bay2Breakers Culture Bandits Walk through SF
Sun, May 17, 8:30 AM
San Francisco · Children's Creativity Museum
Ukrainian-American Film Night "Kherson: Human Safari" + Q&A w/ director
Sat, May 30, 5:00 PM
San Francisco · The Polish Club Inc.
Ukrainian-American Film Night "Kherson: Human Safari" + Q&A w/ director
Sat, May 30, 5:00 PM
San Francisco · The Polish Club Inc.
National River Cleanup Day 2026 - Site #07: Penitencia Creek, San Jose
Saturday at 9:00 AM
San Jose · 3128 Penitencia Creek Rd
National River Cleanup Day 2026 - Site #07: Penitencia Creek, San Jose
Saturday at 9:00 AM
San Jose · 3128 Penitencia Creek Rd
Detroit Steps Maintenance Day
Sun, May 31, 10:00 AM + 7 plus
San Francisco · Detroit Street & Hearst Avenue
Detroit Steps Maintenance Day
Sun, May 31, 10:00 AM + 7 plus
San Francisco · Detroit Street & Hearst Avenue
Tending for Tomorrow
Sun, May 17, 8:45 AM
San Jose · Don Edwards San Francisco Bay National Wildlife Refuge - Environmental Education Center
Tending for Tomorrow
Sun, May 17, 8:45 AM
San Jose · Don Edwards San Francisco Bay National Wildlife Refuge - Environmental Education Center
Warriors For African Wildlife First Annual Fundraising Gala
Sat, May 30, 6:00 PM
Berkeley · 1009 Camelia St
Warriors For African Wildlife First Annual Fundraising Gala
Sat, May 30, 6:00 PM
Berkeley · 1009 Camelia St
Fillmore Street Happy Hour Cleanup
Fri, May 29, 3:00 PM + 7 plus
San Francisco · Pinsa Rossa San Francisco
Fillmore Street Happy Hour Cleanup
Fri, May 29, 3:00 PM + 7 plus
San Francisco · Pinsa Rossa San Francisco
Sunset Restoration at Russian Ridge Open Space Preserve
Wed, May 27, 5:30 PM
La Honda · Russian Ridge Preserve Parking
Sunset Restoration at Russian Ridge Open Space Preserve
Wed, May 27, 5:30 PM
La Honda · Russian Ridge Preserve Parking
BTS Concert Series: Bike Parking at Stanford Stadium
Sat, May 16, 5:00 PM + 11 plus
Santa Clara · Stanford Stadium
BTS Concert Series: Bike Parking at Stanford Stadium
Sat, May 16, 5:00 PM + 11 plus
Santa Clara · Stanford Stadium
National River Cleanup Day 2026 - Site #05: Penitencia Creek, San Jose
Saturday at 9:00 AM
San Jose · Robert Gross Recharge Ponds
National River Cleanup Day 2026 - Site #05: Penitencia Creek, San Jose
Saturday at 9:00 AM
San Jose · Robert Gross Recharge Ponds
Russian Hill Neighbors Cleanup
Sat, Jun 13, 9:30 AM + 6 plus
San Francisco · Filbert Street & Hyde Street
Russian Hill Neighbors Cleanup
Sat, Jun 13, 9:30 AM + 6 plus
San Francisco · Filbert Street & Hyde Street
