Korff Family Foundation
Korff Family Foundation is a private foundation based in New York, NY. Its 2025 filing reports grants to charitable organizations, with recipients concentrated in New York and additional recipients in other states.
Korff Family Foundation at a glance
In short: Korff Family Foundation gave $85K across 32 grants in 2025 (avg $3K), mostly in New York. 59% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $84,941
- +62.7% vs 2024
- Grants made (2025)
- 32
- +52.4% vs 2024
- Average grant
- $2,654
- +6.8% vs 2024
- Median grant
- $810
- Total assets
- $484,874
- +166.6% vs 2024
- New grantees (estimate)
- 59% first-time grantees (19 of 32, 2025)
- Primary geography
- New York (75% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Korff Family Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 655 3Rd Avenue 28Th Floor, New York, NY 10017
Phone: (212) 702-1454
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Korff Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Congregation Orach Chaim ($36K). Together the top 10 received $71K.
Grant Size Distribution
134 grants across all recorded years
The most common grant size was under $50K: 132 grants of 134 (99%).
Geographic Focus
Where this funder awards grants
In 2025, 75% of grant dollars went to recipients in New York, 11% to New Hampshire, 8% to New Jersey, 2% to Delaware, and 1% to Massachusetts.
Grant Distribution by State
Share of 2025 grant dollars across all 32 itemized grants.
States
Cities
Is Korff Family Foundation open to new grantees?
59%
first-time grantees, 2025
In 2025, 19 of 32 grantees (59%) were first-time recipients. First grants averaged $940; repeat grants $5K. How we count
Medians: $540 first-time, $2K repeat.
- 13% of 2025 grantees were also funded in 2024. Method
- Giving fell 26% from 2022 to 2025. Method
- In 2025 it paid out 192% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $47K (2020) to $158K (2023). In 2025 it made 32 grants totaling $85K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Congregation Orach Chaim New York, NY | General Purpose | $36,000 |
| Hillel at Dartmouth Hanover, NH | General Purpose | $9,000 |
| Jewish National Fund New York, NY | General Purpose | $7,415 |
| Friends of Unistream Jamesburg, NJ | General Purpose | $5,400 |
| Chabad Lubavitch on Campus New York, NY | General Purpose | $3,600 |
| PEF Israel Endowment Funds Inc New York, NY | General Purpose | $2,711 |
| American Israel Friendship New York, NY | General Purpose | $1,860 |
| American Friends of Natal Inc New York, NY | General Purpose | $1,800 |
| Jewish Foundation for Education of Women Wilminton, DE | General Purpose | $1,800 |
| PY Shalem New York, NY | General Purpose | $1,800 |
Ready to take the next step with Korff Family Foundation?
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 | $484,874 | $506,323 | $118,945 | $84,941 | 32 | $85,176 | — | $44,403 |
| 2024 | $181,885 | $2,426 | $81,602 | $52,215 | 21 | $53,344 | — | $33,771 |
| 2023 | $177,921 | $352 | $188,323 | $158,204 | 46 | $158,204 | — | $19,730 |
| 2022 | $177,921 | $47,161 | $119,722 | $114,442 | 11 | $114,442 | $41,242 | $6,359 |
| 2021 | $132,994 | $13,656 | $78,503 | $77,460 | 24 | $77,460 | $10,960 | $23,681 |
| 2020 | $162,481 | $61,450 | $48,127 | $47,226 | 22 | — | $60,499 | $19,877 |
Under IRS private-foundation payout rules, Korff Family Foundation reported a distributable amount of $44K for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The foundation’s filings do not state a mission. Its 2025 grants went to organizations whose own descriptions include Jewish education and community activities, support for Israel-related programs, healthcare for children with cancer and blood disorders, trauma treatment, emergency medical services, and pediatric cancer research. For example, Friends of Unistream says it supports charitable, cultural, and educational activities of a youth program operating in Israel; The Valerie Fund says it supports comprehensive healthcare for children with cancer and blood disorders; and Band of Parents says it funds and supports pediatric cancer research.
Grantmaking
In filing year 2025, the foundation gave $84,941 through 32 grants. Grants ranged from $90 to $36,000, with a median of $810. The largest awards included $36,000 to Congregation Orach Chaim, $9,000 to Hillel at Dartmouth, $7,415 to Jewish National Fund, and $5,400 to Friends of Unistream. Each was listed for “general purpose.” Other 2025 recipients included PEF Israel Endowment Funds ($2,711), American Friends of NATAL ($1,800), and The Valerie Fund ($1,800).
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Joseph Korff as president and Phyllis Korff as treasurer.
Korff Family Foundation is led by Joseph Korff, President on every filing since 2020; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Joseph Korff
President
On filings since 2020
1 hr/week
No compensation reported
Phyllis Korff
Treasurer
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 Korff Family Foundation
How much does Korff Family Foundation give each year?
Korff Family Foundation gave $85K across 32 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $52K across 21 grants.
What is Korff Family Foundation's typical grant size?
Korff Family Foundation's median grant in 2025 was $810, and its average grant was $2,654, across 32 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Korff Family Foundation that year got $940 on average.
Where does Korff Family Foundation give grants?
Korff Family Foundation gives mostly in New York: 75% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were New Hampshire (11%) and New Jersey (8%). The most frequent recipient cities were New York, NY (20 grants) and Washington, DC (2 grants).
Does Korff Family Foundation give general operating support?
Yes: 100% of Korff Family Foundation's 2025 grants with a stated purpose (32 of 32) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Korff Family Foundation's largest grantees?
Korff Family Foundation's largest 2025 grantees include Congregation Orach Chaim ($36,000), Hillel at Dartmouth ($9,000) and Jewish National Fund ($7,415), according to its 2025 IRS Form 990-PF. Together they received 62% of its itemized 2025 grant dollars.
How large is Korff Family Foundation?
Korff Family Foundation reported $485K in total assets on its 2025 IRS Form 990-PF. It paid out $85K in qualifying distributions that year, against a required minimum of $44K (roughly 5% of its investment assets).
What does Korff Family Foundation fund?
The foundation’s filings do not state a mission. See mission & focus areas ↑
How do I apply for a grant from Korff Family Foundation?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Korff Family Foundation's EIN?
Korff Family Foundation's EIN (Employer Identification Number) is 81-4742903. IRS Form 990 filing data is available on this page for 2020–2025.
Does Korff Family Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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 13, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Korff Family Foundation's focus areas in our free grants database
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Cite this profile
Grantable. (2026). Korff Family Foundation funder profile. GrantGraph. Retrieved October 16, 2026, from https://grantable.co/funders/korff-family-foundation-morg_62006494f5c849848c6792685002e478
BibTeX
@misc{grantable_814742903_2026,
author = {{Grantable}},
title = {{Korff Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/korff-family-foundation-morg_62006494f5c849848c6792685002e478},
note = {Accessed 2026-10-16. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Korff Family 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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