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Volunteer, Castroville, CA, USA
1,158 volunteer opportunities
Save Search
FIRST Tech Challenge Northern California Regional Championship
Playing At Learning
On-site
Palo Alto, CA
3/1/2026 7:00 AM - 3/2/2026 7:00 PM PST
Training Provided
Done in a Day
Good for Groups
Posted 1 month ago
Be a classroom hero! Volunteer with Science is Elementary today.
Science is Elementary
On-site
Milpitas, CA
Training Provided
Good for Groups
Posted 1 month ago
Organizing and Prepping Kits for Families Experiencing Chronic Homelessness.
South Bay
On-site
Sunnyvale, CA
4/10/2026 5:30 AM - 7:30 AM PDT
Source: Golden
K
Kaiser Permanente Hospice Volunteer
Kaiser Permanente Hayward Hospice
On-site
Union City, CA
Posted 1 month ago
Disaster Action Team Member
American Red Cross of Northern California Coastal Region
On-site
San Jose, CA
Posted 1 month ago
Disaster Cycle Services - Disaster Spiritual Care Team Member
American Red Cross of Northern California Coastal Region
On-site
San Jose, CA
Done in a Day
Posted 1 month ago
Volunteer Administrative Support
Silicon Valley Bicycle Exchange
Hybrid
Palo Alto, CA
Training Provided
Good for Groups
Posted 1 month ago
Hellyer County Park BioBlitz
Keep Coyote Creek Beautiful
On-site
San Jose, CA
3/8/2026 9:00 AM - 12:00 PM PDT
Done in a Day
Family Friendly
Good for Groups
Posted 1 month ago
Help Your Community Animal Lovers with our OHS Info Call Line!
Ohlone Humane Society
Remote
California, US
Training Provided
Posted 1 month ago
Connect OHS to Fundraising Online to Save the Animals!
Ohlone Humane Society
Remote
United States
Training Provided
Posted 1 month ago
Alert Our Animal Welfare Fundraising Team to Grant Opportunities!
Ohlone Humane Society
Remote
United States
Training Provided
Posted 1 month ago
Atherton Arbor Day Tree Planting
Town of Atherton Arborist Services
On-site
Atherton, CA
4/18/2026 10:00 AM - 1:00 PM PDT
Done in a Day
Good for Groups
Posted 1 month ago
Meals on Wheels Office Support Position with Loaves & Fishes Family Kitchen, San Jose, CA
Loaves & Fishes Family Kitchen
On-site
San Jose, CA
Training Provided
Posted 1 month ago
Tutor (Math/Science/History/English)
CONSTILLATE
Remote
Anywhere
Training Provided
Good for Groups
Posted 1 month ago
Hospice Volunteers Needed in the Campbell, CA area
Anchor Health
On-site
Campbell, CA
Posted 1 month ago
Alliance of Therapy Dogs (ATD) or other Certified Pet Therapy Volunteers Needed in San Jose, CA
Anchor Health
On-site
San Jose, CA
Posted 1 month ago
Burrito Sewa
Sewa International Bay Area
On-site
Milpitas, CA
3/14/2026 8:00 AM - 11:00 AM PDT
Done in a Day
Posted 1 month ago
Fight Hunger! Food Pantry Stockers
Midtown Family Services
On-site
San Jose, CA
Done in a Day
Good for Groups
Posted 1 month ago
Young Chefs and Food Bloggers
Midtown Family Services
Hybrid
San Jose, CA
2/9/2026 9:00 AM - 8/6/2026 4:00 PM PDT
Done in a Day
Posted 1 month ago
Teaching Arts and Crafts to the community at Fremont Main Library (perfect for high schoolers looking for service hours!
…
Art4All
On-site
Fremont, CA
Training Provided
Posted 1 month ago
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