Home California Orange County Grants in Orange County 145 grants open for Orange County, California, nearest first: the county’s own, then regional, then statewide.
Regional, including Orange County (10) County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies, school districts, conservation corps, and 501(c)(3) nonprofits.
Amount $10,000 – $2,000,000 County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies, school districts, conservation corps, and 501(c)(3) nonprofits within RMC boundaries.
Amount Amount not listed County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies and 501(c)(3) nonprofits for projects within RMC boundaries.
Amount $50,000 – $2,000,000 County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies and 501(c)(3) nonprofits for projects within RMC boundaries.
Amount Amount not listed County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies and 501(c)(3) nonprofits for projects within RMC boundaries.
Amount $50,000 – $2,000,000 County grant 2 counties in CA Rolling Apply anytime
San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy
Who can apply State, federal, tribal, local public agencies and 501(c)(3) nonprofits for projects within RMC boundaries.
Amount $50,000 – $2,000,000 See all 10
California statewide (132) State grant California Due Oct 26
Department of Health Care Services
Who can apply Medi-Cal-enrolled pediatric primary care providers in California, including health centers, clinics, and health systems.
Amount $500,000 – $700,000 State grant California Due Oct 27
Employment Development Department
Who can apply Organizations based in the US with demonstrated capacity to provide technical assistance in California.
Amount Up to $1,500,000 State grant California Due Oct 28
Who can apply Nonprofits or fiscally sponsored individuals/organizations with annual expenses and income of $200,000 or less, working in California.
Amount $4,000 – $10,000 State grant California Due Oct 29
Department of Resources Recycling and Recovery
Who can apply Certified recycling centers, collection programs, community service programs, and local governments in California.
Amount $250,000 – $4,000,000 State grant California Due Oct 30
Public Utilities Commission
Who can apply 501(c)(3) nonprofits and public schools or districts with a written agreement with the beneficiary school.
Amount $50,000 – $100,000 State grant California Due Oct 30
Department of Parks and Recreation
Who can apply Local public agencies, nonprofits, and colleges and universities operating in California.
Amount Up to $62,000 See all 132
Private foundations in Orange County that accept applications From each foundation’s own IRS return: they say they accept applications. These aren’t open grant rounds; each page shows how to apply as the foundation reported it.
Arnold and Mabel Beckman Foundation Irvine · paid $30 million in 2024 Banc of California Charitable Foundation Santa Ana · paid $3.2 million in 2024 Stanley W Ekstrom Foundation Orange · paid $3.1 million in 2024 Shema Foundation Irvine · paid $2.1 million in 2024 Henry T Nicholas Education Foundation Santa Ana · paid $1.6 million in 2024 Luberski Family Foundation Fullerton · paid $1.4 million in 2024 Croul Family Foundation Irvine · paid $1.4 million in 2024 Arch Point Foundation Newport Beach · paid $1.2 million in 2024 Warne Family Charitable Foundation Irvine · paid $1.2 million in 2024 Harry Bronson and Edith R Knapp Foundation Newport Beach · paid $865,000 in 2024 Curci Fund Newport Beach · paid $783,750 in 2024 Sunwest Bank Charitable Foundation Irvine · paid $675,000 in 2024 Ellis Family Charitable Foundation Anaheim · paid $557,833 in 2025 Masimo Foundation for Ethics Innovation & Competition in Health Irvine · paid $541,444 in 2024 Higher Rock Foundation Dana Point · paid $538,853 in 2025 Maximum Impact Foundation Costa Mesa · paid $482,803 in 2024 Sageview Foundation Newport Beach · paid $404,718 in 2024 Rhynard Family Foundation Yorba Linda · paid $401,969 in 2024 Heslin Family Foundation Laguna Hills · paid $258,145 in 2025 Frances Z Gutierrez Foundation Yorba Linda · paid $250,000 in 2025 See all foundations in California
Federal opportunities Open nationwide, listed from Grants.gov. Grantgrove is not affiliated with or endorsed by any federal agency.
National grant Nationwide Due Oct 26
Department of Health and Human Services
Who can apply Nonprofits, community groups, small businesses, local governments, tribes and schools
Amount $100,000 – $300,000 National grant Nationwide Due Oct 28
Who can apply Local governments and tribes
Amount Up to $3,000,000 National grant Nationwide Due Oct 29
Who can apply Nonprofits, community groups, local governments and tribes
Amount Up to $750,000 National grant Nationwide Due Oct 29
Who can apply Local governments and tribes
Amount Up to $500,000 National grant Nationwide Due Oct 29
Who can apply Nonprofits, community groups, local governments, tribes and schools
Amount $1,000,000 – $4,000,000 National grant Nationwide Due Oct 29
Who can apply Nonprofits, community groups, small businesses, local governments and tribes
Amount Up to $675,000 See all 271 federal opportunities
Search all grants in Orange County