Before you apply to Harrington Family Foundation
Who to contact, what to include, deadlines, typical grant size and geographic focus are available with membership.
Private Foundation
HARRINGTON FAMILY FOUNDATION
HARRINGTON FAMILY FOUNDATION is a Private Foundation headquartered in LOS ALTOS, CA. Financial data from the 2025 filing: $3.5M revenue, $970K expenses, $14.4M total assets. IRS filings disclose 164 grants awarded by this foundation, totaling roughly $10.8M.
EIN: 261469601
LOS ALTOS, CA
Private Grantmaking Foundations
NTEE: T20
Latest filing: 2025
Total Revenue$3.5M
Total Expenses$970K
Total Assets$14.4M
Grants Given164
Grant Total$10.8M
Filing Years2020–2025
Sample Grants Given
PLANNED PARENTHOOD MAR MONTE
HEALTH CARE SERVICES
$50,000
RADY CHILDREN'S HOSPITAL FOUNDATION
TO RESTORE, SUSTAIN AND ENHANCE THE HEALTH AND DEVELOPMENTAL POTENTIAL OF CHILDREN
$40,000
UCSF FOUNDATION-CAROL FRANC BUCK
BREAST CARE STUDIES
$40,000
WOMEN'S EMERGENCY NETWORK
PROVIDES FINANCIAL ASSISTANCE
$40,000
WILDLIFE CONSERVATION NETWORK
ELEPHANT CRISIS FUND
$34,875
Showing up to 5 of 164 total records — full history available with membership.
Officers & Directors
CFO
Jonathan Harrington
DIRECTOR
Katherine M Harrington
DIRECTOR
Robin C Quill
VICE PRESIDENT
Susan C Harrington
PRESIDENT
Thomas E Harrington
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $3.5M | $970K | $14.4M |
| 2024 | $2.0M | $366K | $11.9M |
| 2023 | $1.9M | $626K | $11.1M |
| 2021 | $1.4M | $724K | $8.9M |
| 2020 | $2.5M | $6.0M | $9.5M |
Between 2020 and 2025, reported annual revenue grew from $2.5M to $3.5M (+42%), with total assets most recently reported at $14.4M.
Interactive year-over-year charts and full filing details available with membership.
Grant Geography
Grants from this foundation were reported to recipients in CA, DC, FL, MA, NC, NJ, and 4 other states.
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Full geographic grant map with state-by-state breakdown available with membership.