The Macfarlane Foundation
The Macfarlane Foundation is a private foundation, based in Bainbridge Island, WA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $744K in total assets. In 2025, it awarded 5 grants totaling $52K. Net investment income was $50K.
The Macfarlane Foundation at a glance
In short: The Macfarlane Foundation gave $52K across 5 grants in 2025 (avg $10K), top state Washington. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $51,500
- -5.9% vs 2024
- Grants made (2025)
- 5
- -54.5% vs 2024
- Average grant
- $10,300
- +107.1% vs 2024
- Median grant
- $10,000
- Total assets
- $743,798
- -1.1% vs 2024
- Primary geography
- Washington (41% 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 The Macfarlane Foundation funds
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2025
The largest 2025 recipient was University of Southern California ($20K). Together the top 5 received $52K.
Grant Size Distribution
43 grants across all recorded years
The most common grant size was under $50K: 43 grants of 43 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 5 itemized grants.
Cities
How The Macfarlane Foundation gives
- Giving held roughly steady from 2022 to 2025 (−11%). Method
- In 2025 it paid out 96% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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 $39K (2023) to $58K (2022). In 2025 it made 5 grants totaling $52K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| University of Southern California Los Angeles, CA | Charitable | $19,500 |
| Friday Harbor Laboratories Friday Harbor, WA | Charitable | $13,000 |
| Vanguard Charitable Fund Warwick, RI | Charitable | $10,000 |
| Orcas Island Community Foundation Eastsound, WA | Charitable | $8,000 |
| Princeton University Princeton, NJ | Charitable | $1,000 |
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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 | $743,798 | $54,040 | $55,550 | $51,500 | 5 | $51,500 | $49,990 | $53,736 |
| 2024 | $752,336 | $490,929 | $58,535 | $54,700 | 11 | $54,700 | $484,385 | $47,723 |
| 2023 | $321,022 | $72,057 | $41,297 | $39,050 | 9 | $40,352 | $71,112 | $41,128 |
| 2022 | $215,857 | $49,996 | $60,231 | $58,000 | 8 | $58,436 | $44,201 | $52,075 |
| 2021 | $226,092 | $28,198 | $55,444 | $52,800 | 10 | — | $26,473 | $59,427 |
| 2020 | $253,338 | $46,260 | $47,398 | $47,188 | 12 | — | $46,050 | $42,128 |
Under IRS private-foundation payout rules, The Macfarlane Foundation reported a distributable amount of $54K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Macfarlane Foundation is led by Duncan C. Macfarlane, President since 2025 (on filings since 2020); none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Duncan C. Macfarlane
President
Trustee → President, 2025
On filings since 2020
1.5 hrs/week
No compensation reported
Janet C. Macfarlane
Secretary
On filings since 2020
0.3 hrs/week
No compensation reported
Former officers (1)
- Former: Robert S. Macfarlane Jr. (2020–2024) — President
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 The Macfarlane Foundation
How much does The Macfarlane Foundation give each year?
The Macfarlane Foundation gave $52K across 5 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $55K across 11 grants.
What is The Macfarlane Foundation's typical grant size?
The Macfarlane Foundation's median grant in 2025 was $10,000, and its average grant was $10,300, across 5 grants on its 2025 IRS Form 990-PF.
Where does The Macfarlane Foundation give grants?
The Macfarlane Foundation's top state is Washington, with 41% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were California (38%) and Rhode Island (19%).
Does The Macfarlane Foundation give general operating support?
Not in 2025: none of the 5 grants with a stated purpose on The Macfarlane Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Charitable" (5 grants).
Who are The Macfarlane Foundation's largest grantees?
The Macfarlane Foundation's largest 2025 grantees include University of Southern California ($19,500), Friday Harbor Laboratories ($13,000) and Vanguard Charitable Fund ($10,000), according to its 2025 IRS Form 990-PF. Together they received 83% of its itemized 2025 grant dollars.
How large is The Macfarlane Foundation?
The Macfarlane Foundation reported $744K in total assets on its 2025 IRS Form 990-PF. It paid out $52K in qualifying distributions that year, against a required minimum of $54K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is The Macfarlane Foundation's EIN?
The Macfarlane Foundation's EIN (Employer Identification Number) is 94-1701568. 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
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 16, 2026)
- IRS filings on file for fiscal years 2020–2024
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