Grantmaking foundations in Castro Valley, CA
20 grantmaking foundations in Castro Valley, California, ranked by recent giving reported to the IRS (about $7.9M combined).
Top foundations by giving
- $3.6M (2025)
- $2.2M (2025)
- $500K (2025)
- $420K (2024)
- $400K (2023)
- $160K (2025)
- $100K (2025)
- $99K (2024)
- $82K (2025)
- $80K (2022)
- $69K (2024)
- $55K (2025)
- $53K (2024)
- $13K (2025)
- $13K (2025)
- $9.6K (2022)
- $9K (2025)
- $1K (2025)
- $680 (2022)
- $500 (2025)
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Causes in California
- Philanthropy, Voluntarism and Grantmaking Foundations 8,284 foundations
- Human Services 773 foundations
- Community Improvement and Capacity Building 611 foundations
- Education 574 foundations
- Arts, Culture and Humanities 528 foundations
- Environment 332 foundations
- Health Care 221 foundations
- Youth Development 200 foundations
- Mental Health and Crisis Intervention 177 foundations
- Crime and Legal-Related 160 foundations
- Public and Societal Benefit 157 foundations
- Animal-Related 140 foundations
- Public Safety, Disaster Preparedness and Relief 140 foundations
- Religion-Related 137 foundations
- Civil Rights, Social Action and Advocacy 132 foundations
- Medical Research 105 foundations
- Housing and Shelter 105 foundations
- Recreation and Sports 91 foundations
- Diseases, Disorders and Medical Disciplines 83 foundations
- International, Foreign Affairs and National Security 71 foundations
- Unknown 63 foundations
- Science and Technology 57 foundations
- Food, Agriculture and Nutrition 30 foundations
- Social Science 29 foundations
- Employment 23 foundations
- Mutual and Membership Benefit 20 foundations