Calderwood Charitable Foundation
Calderwood Charitable Foundation is a private foundation, based in Boston, MA. IRS filing data is available from 2020 through 2025. In 2025, it awarded 3 grants totaling $595K.
Calderwood Charitable Foundation at a glance
In short: Calderwood Charitable Foundation gave $595K across 3 grants in 2025 (avg $198K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $594,549
- -90.7% vs 2024
- Grants made (2025)
- 3
- +0.0% vs 2024
- Average grant
- $198,183
- -90.7% vs 2024
- Median grant
- $198,183
- Primary geography
- Massachusetts (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Calderwood Charitable Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was 826 Boston Inc ($198K). Together the top 3 received $595K.
Grant Size Distribution
16 grants across all recorded years
The most common grant size was in the $100–250K range: 11 grants of 16 (69%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
States
Cities
How Calderwood Charitable Foundation gives
- Giving fell 81% from 2022 to 2025. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $300K (2023) to $6.4M (2024). In 2025 it made 3 grants totaling $595K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| 826 Boston Inc Roxbury, MA | General Support | $198,183 |
| Grub Street Inc Boston, MA | General Support | $198,183 |
| WriteBoston Jamaica Plain, MA | General Support | $198,183 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | — | $2 | $602,117 | $594,549 | 3 | $597,434 | — | $16,049 |
| 2024 | $601,316 | $1,366,569 | $6,431,891 | $6,400,000 | 3 | $6,404,552 | $1,339,230 | $200,210 |
| 2023 | $6,439,951 | $263,895 | $363,432 | $300,000 | 3 | $307,635 | $208,098 | $295,305 |
| 2022 | $5,916,608 | $-142,724 | $3,260,479 | $3,179,442 | 4 | $3,188,869 | $27,654 | $372,792 |
| 2021 | $11,042,857 | $730,134 | $1,022,879 | $910,207 | 3 | $922,717 | $629,972 | $533,295 |
| 2020 | $11,042,159 | $573,425 | $2,156,574 | $2,043,166 | 4 | — | $472,650 | $523,913 |
Under IRS private-foundation payout rules, Calderwood Charitable Foundation reported a distributable amount of $16K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Calderwood Charitable Foundation's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Charles Cheever
Trustee
On filings since 2020
1 hr/week
No compensation reported
John Cornish
Trustee
On filings since 2020
1 hr/week
No compensation reported
William A Lowell
Trustee
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Calderwood Charitable Foundation
How much does Calderwood Charitable Foundation give each year?
Calderwood Charitable Foundation gave $595K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $6.4M across 3 grants.
What is Calderwood Charitable Foundation's typical grant size?
Calderwood Charitable Foundation's median grant in 2025 was $198,183, and its average grant was $198,183, across 3 grants on its 2025 IRS Form 990-PF.
Where does Calderwood Charitable Foundation give grants?
Calderwood Charitable Foundation gives mostly in Massachusetts: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there.
Does Calderwood Charitable Foundation give general operating support?
Yes: 100% of Calderwood Charitable Foundation's 2025 grants with a stated purpose (3 of 3) were for general or operating support, per its 2025 IRS Form 990-PF.
How much is Calderwood Charitable Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Calderwood Charitable Foundation reported a distributable amount of $16K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Calderwood Charitable Foundation's EIN?
Calderwood Charitable Foundation's EIN (Employer Identification Number) is 04-6186166. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS March 17, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 17, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 16, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS February 28, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 12, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 5, 2026)
- IRS filings on file for fiscal years 2020–2025
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Figures come from Calderwood Charitable Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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