The Meigs Family Foundation

Jewish Community Foundation of San Diego

San Diego, CA

The Jewish Community Foundation of San Diego supports a broad range of community causes, including arts and culture, education, health and human services, and Jewish life. Its 2025 grants had a median of $25,000; most went to San Diego organizations, with others primarily elsewhere in the United States and Israel, and its stated reach also includes communities globally. It offers competitive opportunities through CAP, but the profile does not state whether it accepts unsolicited requests generally.

Illumina Corporate Foundation

Wilmington, DE

The Illumina Corporate Foundation funds access to genomics, STEM education—especially for underrepresented learners—and community impact, with a global emphasis and priority for U.S. communities where Illumina employees live and work. In 2025, grants ranged from $2,500 to $881,989, with a median of $10,000. It accepts applications on a rolling basis and does not limit giving to preselected organizations.

General Atomics Sciences Education Foundation

San Diego, CA

The Parker Foundation

Carlsbad, CA

The Parker Foundation funds charitable organizations serving San Diego County across social services, arts, community, and education. In 2025, grants ranged from $2,500 to $300,000, with a median of $30,000. It accepts proposals; the next listed deadline is October 2, 2026.

Silicon Valley Community Foundation

Mountain View, CA

Silicon Valley Community Foundation funds work in areas such as housing, economic security, education, health, the environment, arts and culture, and civic engagement, with Community Action Grants supporting local, community-led organizations in San Mateo and Santa Clara counties. Its 2024 grants had a median of $51,716, though amounts varied widely; applications depend on the program, and SVCF states that it does not accept unsolicited proposals for advised funds.

California Community Foundation

Los Angeles, CA

The California Community Foundation funds work in education, health, housing, immigration, and other community needs, primarily in Los Angeles County. Its 2025 grants had a median of $50,000, though amounts varied widely; it does not accept unsolicited funding requests.

The William & Flora Hewlett Foundation

Menlo Park, CA

The William & Flora Hewlett Foundation funds education, climate and conservation, the arts, gender equity, governance, democracy, and philanthropy, with work in the San Francisco Bay Area, the U.S. West, nationally, and internationally. Its 2024 grants had a median of $150,000, though awards ranged from $50 to more than $11 million; it often provides long-term general operating support. It generally does not accept unsolicited requests, except through invited open processes.

Marin Community Foundation

Novato, CA

Marin Community Foundation funds equity-focused work, including affordable housing, homelessness, community resilience and power, and arts; its Buck Family Fund supports organizations serving Marin County, including those based elsewhere. Its 2025 grants had a median of $25,000 and ranged from $5,050 to $10 million; the profile does not state whether it accepts unsolicited requests.

Conrad N Hilton Foundation

Westlake Village, CA

The Conrad N. Hilton Foundation funds nonprofits working to improve lives and alleviate poverty, with initiatives including early childhood development, homelessness, refugees, safe water, and support for foster and opportunity youth. Its work is global, and its 2024 grants had a median award of $76,000. It generally does not accept unsolicited requests, except through its Good Neighbor Program for eligible local nonprofits and Title 1 schools.

The San Diego Foundation

San Diego, CA

The San Diego Foundation supports nonprofits advancing racial and social justice, equity of opportunity, and resilient communities, with grants for projects, capacity building, or general support. Its 2025 itemized grants had a median of $25,000, with awards ranging from $5,100 to nearly $5 million; it generally funds organizations serving San Diego County residents, though some grants reach beyond the county. Applications are made through posted funding opportunities, and the profile does not state whether unsolicited requests are accepted.

The California Endowment

Los Angeles, CA

The California Endowment funds health and racial equity, including health care access, community health, organizing, and policy change, primarily in California. Its 2024 grants had a median of $100,000, though amounts varied widely; it does not accept unsolicited requests and funds preselected organizations only.