Mark H and Blanche M Harrington Foundation
The Mark H and Blanche M Harrington Foundation is a private foundation based in Ontario, California. In 2025, it awarded 84 grants totaling $1,242,000 to organizations in multiple states; its largest reported grant was $269,000 to Seattle Children’s Hospital Foundation.
Mark H and Blanche M Harrington Foundation at a glance
In short: Mark H and Blanche M Harrington Foundation gave $1.2M across 84 grants in 2025 (avg $15K), top state Washington. 27% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $1,242,000
- +10.1% vs 2024
- Grants made (2025)
- 84
- +15.1% vs 2024
- Average grant
- $14,786
- -4.3% vs 2024
- Median grant
- $9,000
- Total assets
- $19,426,879
- -2.6% vs 2024
- New grantees (estimate)
- 27% first-time grantees (23 of 84, 2025)
- Primary geography
- Washington (29% 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 Mark H and Blanche M Harrington Foundation
- How to Apply
-
The foundation’s filing instructs applicants to contact Citizens Business Bank Trustee and send a letter identifying the charitable purpose and proposed use of funds. The filing states there are no restrictions on awards and no deadlines. It also says the foundation does not restrict giving to preselected organizations.
- Review Cycle
- None stated.
- Deadline
- None stated.
- Contact
Application contact: Citizens Business Bank Trustee
Mailing address: PO Box 2549, Rancho Cucamonga, CA 91729
Phone: (626) 405-8335
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Mark H and Blanche M Harrington Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Seattle Childrens Hospital Foundation ($269K). Together the top 10 received $647K.
Grant Size Distribution
309 grants across all recorded years
The most common grant size was under $50K: 294 grants of 309 (95%).
Geographic Focus
Where this funder awards grants
The 2025 filing reports that grant dollars went to recipients in multiple states. The largest shares were directed to Washington (29%), California (28%), North Carolina (9%), Pennsylvania (7%), and Virginia (6%).
Grant Distribution by State
Share of 2025 grant dollars across all 84 itemized grants.
States
Cities
Is Mark H and Blanche M Harrington Foundation open to new grantees?
27%
first-time grantees, 2025
In 2025, 23 of 84 grantees (27%) were first-time recipients. First grants averaged $5K; repeat grants $18K. How we count
Medians: $5K first-time, $10K repeat.
- 67% of 2025 grantees were also funded in 2024. Method
- In 2025 it paid out 97% 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 (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 $973K (2020) to $1.2M (2025). In 2025 it made 84 grants totaling $1.2M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Seattle Childrens Hospital Foundation Seattle, WA | General Use | $269,000 |
| Center for American Liberty Pittsburgh, PA | General Use | $75,000 |
| Christian Legal Society Mclean, VA | General Use | $50,000 |
| Western Foundation Western Washington University Bellingham, WA | General Use | $45,000 |
| Grace Fellowiship Church of Costa Mesa Costa Mesa, CA | General Use | $45,000 |
| Serve to Lead Asheville, NC | General Use | $40,000 |
| Family Research Council Holland, MI | General Use | $32,500 |
| The Nixon Foundation Yorba Linda, CA | General Use | $30,000 |
| American Center for Law and Justice Washington, DC | General Use | $30,000 |
| Olive Crest Child Care Services Santa Ana, CA | General Use | $30,000 |
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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 | $19,426,879 | $863,632 | $1,391,609 | $1,242,000 | 84 | $1,276,914 | $746,203 | $1,312,565 |
| 2024 | $19,948,426 | $7,332,106 | $1,443,476 | $1,127,652 | 73 | $1,160,147 | $7,220,802 | $1,123,218 |
| 2023 | $14,124,237 | $3,924,852 | $1,155,049 | $1,006,800 | 75 | $1,037,505 | $3,817,296 | $1,058,458 |
| 2020 | $11,277,863 | $951,462 | $1,080,338 | $973,000 | 77 | — | $867,830 | $827,635 |
Under IRS private-foundation payout rules, Mark H and Blanche M Harrington Foundation reported a distributable amount of $1.3M 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
No mission statement for the foundation is provided. Its 2025 grants show support for organizations working in varied areas. For example, Seattle Children’s Hospital Foundation received $269,000, and Olive Crest Child Care Services received $30,000.
Some recipients describe their own missions as addressing spiritual, social, and material poverty through education and community development (Serve To Lead, $40,000); empowering people with disabilities through sports, recreation, and education (National Ability Center, $15,000); and providing women with medical care and alternatives to abortion while proclaiming the Gospel (Alternatives Pregnancy Center, $12,500). These are the grantees’ stated missions, not a stated mission of the foundation.
Grantmaking
In 2025, the foundation reported 84 grants totaling $1,242,000. Grants ranged from $500 to $269,000, with a median grant of $9,000. The largest awards included $269,000 to Seattle Children’s Hospital Foundation, $75,000 to Center for American Liberty, $50,000 to Christian Legal Society, and $45,000 each to Western Foundation Western and Grace Fellowship Church of Costa Mesa. The listed purposes for these awards were “GENERAL USE.”
Leadership & Key People
Officers and directors from IRS filings
Mark H and Blanche M Harrington Foundation's only listed officer is Citizen's Business Bank, Corporate Trustee on every filing since 2023 (compensated).
Officers on the 2025 filing
Citizen's Business Bank
Corporate Trustee
On filings since 2023
5 hrs/week
$127K (2023) → $145K (2025)
Former officers (1)
- Former: Citizens Business Bank (2020) — Corporate Trustee
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $145K, to Citizen's Business Bank (Corporate Trustee).
Frequently asked questions about Mark H and Blanche M Harrington Foundation
How much does Mark H and Blanche M Harrington Foundation give each year?
Mark H and Blanche M Harrington Foundation gave $1.2M across 84 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $1.1M across 73 grants.
What is Mark H and Blanche M Harrington Foundation's typical grant size?
Mark H and Blanche M Harrington Foundation's median grant in 2025 was $9,000, and its average grant was $14,786, across 84 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Mark H and Blanche M Harrington Foundation that year got $5K on average.
Where does Mark H and Blanche M Harrington Foundation give grants?
Mark H and Blanche M Harrington Foundation's top state is Washington, with 29% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were California (28%) and North Carolina (9%). The most frequent recipient cities were Newport Beach, CA (6 grants), Seattle, WA (5 grants), Asheville, NC (5 grants) and Costa Mesa, CA (3 grants).
Does Mark H and Blanche M Harrington Foundation give general operating support?
Yes: 99% of Mark H and Blanche M Harrington Foundation's 2025 grants with a stated purpose (83 of 84) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Mark H and Blanche M Harrington Foundation's largest grantees?
Mark H and Blanche M Harrington Foundation's largest 2025 grantees include Seattle Childrens Hospital Foundation ($269,000), Center for American Liberty ($75,000) and Christian Legal Society ($50,000), according to its 2025 IRS Form 990-PF. Together they received 32% of its itemized 2025 grant dollars.
How large is Mark H and Blanche M Harrington Foundation?
Mark H and Blanche M Harrington Foundation reported $19.4M in total assets on its 2025 IRS Form 990-PF. It paid out $1.3M in qualifying distributions that year, against a required minimum of $1.3M (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 does Mark H and Blanche M Harrington Foundation fund?
No mission statement for the foundation is provided. Its 2025 grants show support for organizations working in varied areas. For example, Seattle Children’s Hospital Foundation received $269,000, and Olive Crest Child Care Services received $30,000. See mission & focus areas ↑
How do I apply for a grant from Mark H and Blanche M Harrington Foundation?
The foundation’s filing instructs applicants to contact Citizens Business Bank Trustee and send a letter identifying the charitable purpose and proposed use of funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Mark H and Blanche M Harrington Foundation's EIN?
Mark H and Blanche M Harrington Foundation's EIN (Employer Identification Number) is 95-6025594. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 11, 2021)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 7, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 5, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 6, 2026)
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Cite this profile
Grantable. (2026). Mark H and Blanche M Harrington Foundation funder profile. GrantGraph. Retrieved October 15, 2026, from https://grantable.co/funders/mark-h-and-blanche-m-harrington-foundation-morg_ae886dcf6b39427a91af909163445b86
BibTeX
@misc{grantable_956025594_2026,
author = {{Grantable}},
title = {{Mark H and Blanche M Harrington Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/mark-h-and-blanche-m-harrington-foundation-morg_ae886dcf6b39427a91af909163445b86},
note = {Accessed 2026-10-15. 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 Mark H and Blanche M Harrington 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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