941 private foundations reported grants to Arizona recipients on their IRS Form 990-PF filings for tax years 2022–2025. Historical giving records — not an open application portal.
Compiled from public IRS Form 990-PF Part XV filings. UseGrants is an independent aggregator, not affiliated with any foundation listed. Grants paid directly to named individuals are excluded from recipient counts and tables.
Across tax years 2022–2025, 941 private foundations reported 2,910 grants totaling $218,146,774 to 1,682 organizations in Arizona. The most-funded purposes were education (303 grants) and health & medical (152 grants). The Diane and Bruce Halle Foundation gave the most by reported dollars — $44,714,428 across 114 grants. The median reported grant was $12,404.
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The Arizona communities receiving the most reported foundation grants. Recipient city is the address the filing foundation reported.
Purpose text from each foundation’s own Part XV filing, bucketed into plain-English themes.
| Foundation | Grants | Total |
|---|---|---|
| The Diane and Bruce Halle Foundation | 114 | $44,714,428 |
| Gates Foundation | 25 | $23,209,773 |
| Virginia G Piper Charitable Trust | 374 | $21,789,541 |
| Rubio Butterfield Foundation | 1 | $7,000,000 |
| JAY and Jean Schottenstein Foundation | 1 | $6,383,681 |
| Moreno Family Foundation | 54 | $6,143,005 |
| Frederick Gardner Cottrell Foundation | 19 | $4,146,054 |
| The Arthur M Blank Family Foundation | 22 | $3,563,000 |
| The Eliot Spalding Foundation | 11 | $3,011,161 |
| APS Foundation Inc | 40 | $2,385,001 |
| DEL E Webb Foundation | 31 | $2,320,000 |
| Horejsi Charitable Foundation Inc | 10 | $2,240,610 |
| The Satterberg Foundation Inc | 17 | $1,800,000 |
| Lapan Memorial Sunshine Foundation Inc | 19 | $1,712,718 |
| JW Kieckhefer Foundation | 1 | $1,613,000 |
Totals across every reported grant in the filings above. Individuals are excluded.
| Recipient | City | Grants | Total |
|---|---|---|---|
| Arizona State University Foundation for A New American University | Tempe | 29 | $12,267,842 |
| Canyon GBS LLC | Phoenix | 1 | $7,498,029 |
| Skystone Foundation | Flagstaff | 2 | $7,025,000 |
| NER L Horeinu Inc | Chandler | 1 | $6,383,681 |
| University of Arizona Foundation | Tucson | 48 | $5,130,387 |
| Mayo Clinic | Scottsdale | 12 | $4,701,140 |
| Valleywise Health Foundation | Phoenix | 10 | $3,840,505 |
| Community Foundation for Southern Arizona | Tucson | 13 | $3,513,161 |
| Illustrative Mathematics | Oro Valley | 2 | $3,490,000 |
| Barrow Neurological Foundation | Phoenix | 13 | $3,352,750 |
| Banner Health Foundation | Phoenix | 5 | $3,190,000 |
| Arizona State University Foundation | Tempe | 35 | $3,170,345 |
| C-path Institute Trxa | Tucson | 1 | $3,100,000 |
| Turning Point USA | Phoenix | 52 | $2,300,508 |
| Arizona Community Foundation | Phoenix | 17 | $2,290,141 |
| Creighton University | Phoenix | 1 | $2,100,000 |
| Roman Catholic Church of the Diocese of Phoenix | Phoenix | 1 | $2,100,000 |
| Umom NEW DAY Centers | Phoenix | 10 | $2,052,037 |
| Alliance Defending Freedom | Scottsdale | 35 | $1,971,782 |
| El Rio Health Center Foundation Inc | Tucson | 5 | $1,873,000 |
941 private foundations reported grants to recipients in Arizona on their IRS Form 990-PF filings, totaling $218,146,774 across 2,910 grants. The largest by reported dollars were The Diane and Bruce Halle Foundation, Gates Foundation, Virginia G Piper Charitable Trust. These are historical filings, not open application portals — contact each foundation for current guidelines.
Reported purposes in Arizona concentrate in education (303), health & medical (152), human services (140). Purpose text comes from Part XV of each foundation's own 990-PF filing, bucketed into plain-English themes.
The median reported grant to a Arizona recipient was $12,404, and the largest single reported grant was $7,498,029. Amounts are as reported by the filing foundation and reflect a historical tax year.
Recipients in Phoenix, Tucson, Scottsdale, Tempe, Mesa received the most reported foundation grants in Arizona. UseGrants publishes a page for each Arizona city with enough distinct funders and recipients to report on.
Foundation filings are historical. The UseGrants feed tracks federal and state opportunities that are open today, with the eligibility explained in plain English.
Source: public IRS Form 990-PF Part XV filings (tax years 2022–2025). Amounts are as reported by each filing foundation and reflect historical giving, not a current application opportunity. Recipient location is the address the foundation reported, which may differ from where a program operates. UseGrants is an independent aggregator — always confirm details with the funder before applying.
