1,535 private foundations reported grants to Connecticut 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, 1,535 private foundations reported 5,588 grants totaling $1,867,285,641 to 3,307 organizations in Connecticut. The most-funded purposes were education (377 grants) and health & medical (227 grants). Boehringer Ingelheim Cares Foundation Inc gave the most by reported dollars — $1,590,692,397 across 1 grant. The median reported grant was $10,000.
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The Connecticut communities receiving the most reported foundation grants, of 47 with a meaningful reported volume. 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 |
|---|---|---|
| Boehringer Ingelheim Cares Foundation Inc | 1 | $1,590,692,397 |
| Astera Institute | 1 | $36,202,097 |
| Gates Foundation | 26 | $25,641,599 |
| The Leir Foundation Inc | 3 | $7,721,614 |
| The Habe Foundation | 2 | $5,231,016 |
| Alice L Walton Foundation | 1 | $5,000,000 |
| Freedom Together Foundation | 4 | $4,635,000 |
| Diana Davis Spencer Foundation Inc | 6 | $4,115,000 |
| Scanlan Family Foundation | 1 | $4,000,000 |
| The TOW Foundation Inc | 40 | $3,982,213 |
| Anna-maria and Stephen Kellen Foundation Inc | 18 | $3,092,500 |
| The Frederick a Deluca Foundation Inc | 4 | $2,627,531 |
| Eversource Energy Foundation Inc | 240 | $2,573,248 |
| S & L Marx Foundation | 49 | $2,564,500 |
| American Savings Foundation Inc | 151 | $2,412,796 |
Totals across every reported grant in the filings above. Individuals are excluded.
| Recipient | City | Grants | Total |
|---|---|---|---|
| Charityvest Inc | Fairfield | 2 | $36,302,097 |
| Yale University | New Haven | 149 | $25,752,527 |
| Save the Children Federation Inc | Fairfield | 45 | $16,887,352 |
| Miss Porter's (endowment) | Farmington | 1 | $5,031,016 |
| Wesleyan University | Middletown | 24 | $4,818,128 |
| Loomis Chaffee School | Windsor | 1 | $4,000,000 |
| University of Connecticut | Storrs | 26 | $3,757,059 |
| The Leir Retreat Center | Ridgefield | 1 | $3,649,000 |
| Americares | Stamford | 61 | $3,191,900 |
| Fairfield University | Fairfield | 22 | $2,817,300 |
| Connecticut Children's Medical Center Foundation Inc | Hartford | 5 | $2,587,000 |
| Avenir Health Inc | Glastonbury | 4 | $2,270,015 |
| The Jackson Laboratory | Farming | 4 | $2,145,000 |
| Cornell Laboratory of Ornithology | Greenwich | 1 | $2,000,000 |
| Highstead Foundation Inc | Redding | 1 | $2,000,000 |
| Greenwich Academy | Greenwich | 12 | $1,999,475 |
| Save the Children | Fairfield | 62 | $1,985,795 |
| Access Health International Inc | Ridgefield | 3 | $1,900,000 |
| Yale NEW Haven Hospital | New Haven | 10 | $1,898,598 |
| National Coast Guard Museum Association Inc | New London | 3 | $1,684,166 |
1,535 private foundations reported grants to recipients in Connecticut on their IRS Form 990-PF filings, totaling $1,867,285,641 across 5,588 grants. The largest by reported dollars were Boehringer Ingelheim Cares Foundation Inc, Astera Institute, Gates Foundation. These are historical filings, not open application portals — contact each foundation for current guidelines.
Reported purposes in Connecticut concentrate in education (377), health & medical (227), scholarships & financial aid (187). 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 Connecticut recipient was $10,000, and the largest single reported grant was $1,590,692,397. Amounts are as reported by the filing foundation and reflect a historical tax year.
Recipients in New Haven, Hartford, Stamford, Bridgeport, Greenwich received the most reported foundation grants in Connecticut. UseGrants publishes a page for each Connecticut 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.
