Hieronymus Family Fund Inc
Hieronymus Family Fund Inc is a private foundation based in Miamisburg, Ohio. Its 2025 grants supported organizations including schools and universities, churches, a historical society, a hospital, and community organizations.
Hieronymus Family Fund Inc at a glance
In short: Hieronymus Family Fund Inc gave $166K across 33 grants in 2025 (avg $5K), mostly in Ohio. 13% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $166,250
- +7.8% vs 2024
- Grants made (2025)
- 33
- +13.8% vs 2024
- Average grant
- $5,038
- -5.3% vs 2024
- Median grant
- $2,000
- Total assets
- $2,188,644
- -0.8% vs 2024
- New grantees (estimate)
- 13% first-time grantees (4 of 32, 2025)
- Primary geography
- Ohio (89% 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 Hieronymus Family Fund Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
- Contact
Mailing address: 1278 Maue Road, Miamisburg, OH 45342
Phone: (937) 609-7662
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Hieronymus Family Fund Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Heidelberg University ($45K). Together the top 10 received $125K.
Grant Size Distribution
150 grants across all recorded years
The most common grant size was under $50K: 150 grants of 150 (100%).
Geographic Focus
Where this funder awards grants
In 2025, 89% of grant dollars went to recipients in Ohio. The remaining reported shares were New York (3%), Texas (2%), Illinois (1%), and Maryland (1%).
Grant Distribution by State
Share of 2025 grant dollars across all 33 itemized grants.
Cities
Is Hieronymus Family Fund Inc open to new grantees?
13%
first-time grantees, 2025
In 2025, 4 of 32 grantees (13%) were first-time recipients. First grants averaged $3K; repeat grants $6K. How we count
Medians: $2K first-time, $3K repeat.
- 84% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (+7%). Method
- In 2023 it paid out 90% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2019–2025). 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 2019 to 2025, annual grant giving ranged from $143K (2019) to $166K (2025). In 2025 it made 33 grants totaling $166K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Heidelberg University Tiffin, OH | Scholarships | $45,000 |
| Wilmington Wilmington, OH | Agriculture Deptscience Building | $20,000 |
| Miamisburg Education Miamisburg, OH | Scholarshipsteachers Minigrant | $10,000 |
| Trinity Church of Miamisburg Miamisburg, OH | CHURCH | $10,000 |
| Miamisburg Historical Society Miamisburg, OH | Pvtopfdn | $10,000 |
| University Hospitals of Cleveland Cleveland, OH | Hospitals | $10,000 |
| Guiding Eyes for the Blind Yorktown, NY | Guiding Eye Dogs | $5,000 |
| Miami University Oxford, OH | Scholarshipfund | $5,000 |
| Holden Arboretum Kirtland, OH | Arboretumfund | $5,000 |
| North Ridgeville Schools Educational Foundation North Ridgeville, OH | School Support | $5,000 |
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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 | $2,188,644 | $164,306 | $193,592 | $166,250 | 33 | $27,342 | $143,464 | — |
| 2024 | $2,205,799 | $121,473 | $178,490 | $154,250 | 29 | $178,490 | $158,708 | — |
| 2023 | $2,472,549 | $92,090 | $177,422 | $156,250 | 30 | $177,422 | $99,960 | $196,224 |
| 2022 | $2,549,706 | $84,729 | $178,181 | $155,750 | 29 | $178,181 | $84,729 | $208,607 |
| 2021 | $2,659,577 | $141,182 | $180,573 | $157,750 | 29 | $180,573 | $211,173 | $220,362 |
| 2020 | $2,621,090 | $97,521 | $176,364 | $157,500 | 31 | — | $97,521 | $202,115 |
| 2019 | $2,755,535 | $83,179 | $162,649 | $142,750 | 32 | — | $106,096 | $178,505 |
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2025 grants show support for scholarships and education, churches, historical and community organizations, health care, and other charitable organizations.
Among the recipients, Heidelberg University describes its mission as rooted in liberal arts education, student services, and a values-centered philosophy. Guiding Eyes for the Blind says it provides guide dogs to people with vision loss. Hospice of the Western Reserve describes providing palliative end-of-life care, caregiver support, and bereavement services in Northern Ohio. These are the grantees’ stated missions, not statements of the foundation’s own mission.
Grantmaking
In 2025, the foundation awarded 33 grants totaling $166,250. Grant amounts ranged from $250 to $45,000, with a median grant of $2,000.
The largest grant was $45,000 to Heidelberg University for scholarships. Other large grants included $20,000 to Wilmington for its agriculture department science building, $10,000 to Miamisburg Education for scholarships and teacher mini-grants, $10,000 to Trinity Church of Miamisburg, $10,000 to Miamisburg Historical Society, and $10,000 to University Hospitals of Cleveland. Other 2025 recipients included Guiding Eyes for the Blind ($5,000), Miami University ($5,000), Holden Arboretum ($5,000), and Miamisburg Community Foundation ($5,000).
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Lee Hieronymus, Jane Hieronymus, Paul Hieronymus, Bryan Hieronymus, Victoria Johns, and Christian Hieronymus as trustees.
Hieronymus Family Fund Inc's 2025 filing lists 6 officers; none of the 6 officers listed in 2025 report compensation.
Officers on the 2025 filing
Bryan Hieronymus
Trustee
On filings since 2019
5 hrs/week
No compensation reported
Jane Hieronymus
Trustee
On filings since 2019
5 hrs/week
No compensation reported
Lee Hieronymus
Trustee
On filings since 2019
5 hrs/week
No compensation reported
Paul Hieronymus
Trustee
On filings since 2019
5 hrs/week
No compensation reported
Victoria Johns
Trustee
On filings since 2019
5 hrs/week
No compensation reported
Christian Hieronymus
Trustee
New on the 2025 filing
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 Hieronymus Family Fund Inc
How much does Hieronymus Family Fund Inc give each year?
Hieronymus Family Fund Inc gave $166K across 33 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $154K across 29 grants.
What is Hieronymus Family Fund Inc's typical grant size?
Hieronymus Family Fund Inc's median grant in 2025 was $2,000, and its average grant was $5,038, across 33 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Hieronymus Family Fund Inc that year got $3K on average.
Where does Hieronymus Family Fund Inc give grants?
Hieronymus Family Fund Inc gives mostly in Ohio: 89% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Miamisburg, OH (7 grants), Dayton, OH (6 grants), Cleveland, OH (2 grants) and Mentor, OH (2 grants).
Does Hieronymus Family Fund Inc give general operating support?
Not in 2025: none of the 33 grants with a stated purpose on Hieronymus Family Fund Inc's 2025 IRS Form 990-PF were described as general or operating support.
Who are Hieronymus Family Fund Inc's largest grantees?
Hieronymus Family Fund Inc's largest 2025 grantees include Heidelberg University ($45,000), Wilmington ($20,000) and Miamisburg Education ($10,000), according to its 2025 IRS Form 990-PF. Together they received 45% of its itemized 2025 grant dollars.
How large is Hieronymus Family Fund Inc?
Hieronymus Family Fund Inc reported $2.2M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $164K.
What does Hieronymus Family Fund Inc fund?
No mission statement for the foundation is provided. Its 2025 grants show support for scholarships and education, churches, historical and community organizations, health care, and other charitable organizations. See mission & focus areas ↑
How do I apply for a grant from Hieronymus Family Fund Inc?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Hieronymus Family Fund Inc's EIN?
Hieronymus Family Fund Inc's EIN (Employer Identification Number) is 31-1381301. IRS Form 990 filing data is available on this page for 2019–2025.
Does Hieronymus Family Fund Inc 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
(3)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS April 28, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 15, 2026)
- IRS filings on file for fiscal years 2019–2024
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Cite this profile
Grantable. (2026). Hieronymus Family Fund Inc funder profile. GrantGraph. Retrieved October 22, 2026, from https://grantable.co/funders/hieronymus-family-fund-inc-morg_974aaa46dc594b9aa7b129800abb01f4
BibTeX
@misc{grantable_311381301_2026,
author = {{Grantable}},
title = {{Hieronymus Family Fund Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/hieronymus-family-fund-inc-morg_974aaa46dc594b9aa7b129800abb01f4},
note = {Accessed 2026-10-22. 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 Hieronymus Family Fund Inc'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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