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· Private foundation

Lucretius Foundation Inc

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$270k
Granted FY2025still arriving
7
Grants FY2025still arriving
4
States reached
$100k
Largest
01What it funds
01100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Health$686kArts & Culture$593kEducation$441kEnvironment$378kReligion$13kHuman Services$10kPhilanthropy$6k
02FY2025 · 7 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k1 grant · $5k
  • $10k–50k4 grants · $115k
  • $50k–250k2 grants · $150k
$30,000
Median grant
4
States reached
$1.1M
Total assets
Largest grants
RecipientAmount
PROSTATE CANCER FOUNDATION CHOP FOUNDATION FOR TWIN PREGNANCIES$100,000
STORM KING ART CENTER$50,000
BLACK ROCK FOREST CONSORTIUM$35,000
OPEN SPACE INSTITUTE$30,000
GREENWICH COUNTRY DAY SCHOOL$25,000
HARVARD KENNEDY SCHOOL FUND$25,000
AMERICAN FRIENDS OF LES ARTS FORISSANTS$5,000
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY23–23, $10k) land where the poverty rate runs at 14%, against an area that typically sits at 12%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 12%GOOD COUNSEL HOMES: $10k → 14%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

91%of every dollar goes to organizations it has funded before.
$1.9M · 12 repeat orgs$194k to everyone else

Grantees it renews have grown median revenue +88% since the first grant, against +28% for those funded once.

12 repeat relationships: 6 still active in FY2025, 6 since wound down; 1 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

12
10

Total granted

$1.9M
$94k

Median revenue growth · since first grant

+88%
+28%

Still filing today

67%
30%

New vs renewed · share of each year

In FY2025, 63% of grant dollars renewed an existing relationship; $100k went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’17’18’19’20’21’22’23’24’25
Arts & CultureEnvironmentEducationHealthSocial SciencePhilanthropyOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • SK
    STORM KING ART CENTER
    9× · 2017–2025 · $460k · revenue +66%
  • PC
    PROSTATE CANCER FOUNDATION
    5× · 2018–2024 · $380k · revenue +57%
  • OS
    OPEN SPACE INSTITUTE INC
    9× · 2017–2025 · $153k · revenue +219%

Funded once

  • BC
    BRICK CHURCH SCHOOL
    one grant, 2020 · $20k
  • TB
    THE BROWNING SCHOOL-ANNUAL FUND
    one grant, 2020 · $20k
  • BC
    BRICK CHURCH
    one grant, 2017 · $13k
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
Boston Architectural College

The bac is committed to provide excellence in design education grounded in practice and accessible to diverse communities.

—
2
The Trustees of Princeton University

Research, education and general - princeton university is a private not-for-profit, non-sectarian institution of higher learning with approximately 5,700 undergraduate and 3,300 graduate students. 2,500 students graduated in the 2024-2025…

Education
3
University of New Haven

The University of New Haven is a student-centered comprehensive university with an emphasis on excellence in liberal arts and professional education. Our mission is to prepare our students to lead purposeful and fulfilling lives in a…

Education
4
Lehigh University

The university's goal in the coming decade is to advance learning through the integration of teaching, research and service to others. the core of this goal is to prepare graduates to engage with the world and lead lives of meaning. to do…

Education
5
Massachusetts Institute of Technology

The mission of mit is to advance knowledge and educate students in science, technology, and other areas of scholarship that will best serve the nation and the world in the 21st century.

Education
6
Trustees of Tufts College

Education and Research

Education
7
Point Park University

Provides innovative education in a dynamic urban setting. dedicated to academic excellence and community engagement,we prepare students of diverse backgrounds with the knowledge, skill,and experience to lead meaningful lives as informed…

—
8
Trustees of the University of Pennsylvania

The trustees of the university of pennsylvania (the "university") sees itself as having a public service mission. in such regard, the university aims to provide a rich and diverse educational environment for its students; to pioneer…

Education
9
Worcester Polytechnic Institute

Wpi transforms lives, turns knowledge into action to confront global challenges, and revolutionizes stem through distinctive and inclusive education, projects and research. (http://www.wpi.edu/about/mission.html)

—
10
The Rockefeller University

The rockefeller university (the university) is a world renowned center for research and graduate education in the biomedical sciences, chemistry, bioinformatics, and physics. the university's 73 laboratories conduct both clinical and basic…

Education
11
Harvard Club of Washington Dc

To inform and enrich the intellectual lives of 20,000 alumni of harvard university in the washington, dc area and to assist harvard university with respect to applicants and undergraduates from the dc area.

Education
12
Trustees of Dartmouth College

Dartmouth College educates the most promising students and prepares them for a lifetime of learning and of responsible leadership, through a faculty dedicated to teaching and the creation of knowledge.

Education
How this is measured
The grantee most central to the portfolio’s shape is Open Space Institute Inc; the most unlike its peers is Good Counsel Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

13 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 13 of the 25 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
3
Early backer (in before they grew)
13/13
Grantees still filing
11/13
Grew since first funded

Where the money sits, by cause and then by grantee

STORM KING ART CENTER: $460,000 · Arts & CultureSTORM KING ART CENTERPEN AMERICAN CENTER INC: $100,000 · Arts & CulturePEN AMERICAN CENTER INC+1 more: $10,000 · Arts & CultureCHOP FOUNDATION FOR TWIN PREGNANCIES: $112,000 · OtherCHOP FOUNDATION FOR TWIN P…HARVARD KENNEDY SCHOOL FUND: $100,000 · OtherHARVARD KENNEDY SCHOOL FUN…PROSTATE CANCER FOUNDATION CHOP FOUNDATION FOR TWIN PREGNANCIES: $100,000 · OtherPROSTATE CANCER FOUNDATION…HARVARD UNIVERSITY (KENNEDY SCHOOL): $100,000 · OtherHARVARD UNIVERSITY (KENNED…BRICK CHURCH SCHOOL: $20,000 · OtherTHE BROWNING SCHOOL-ANNUAL FUND: $20,000 · Other+6 more: $42,500 · Other+6 morePROSTATE CANCER FOUNDATION: $380,000 · PhilanthropyPROSTATE CANCER FOUN…BLACK ROCK FOREST CONSORTIUM INC: $225,000 · EnvironmentBLACK ROCK FOREST CO…OPEN SPACE INSTITUTE INC: $152,500 · EnvironmentOPEN SPACE INSTITUTE…GREENWICH COUNTRY DAY SCHOOL INC: $125,000 · EducationGREENWICH …Yale University: $40,000 · EducationYale Unive…President and Fellows of Harvard College: $25,000 · EducationPresident …THE HOTCHKISS SCHOOL: $10,000 · EducationTHE CHILDREN'S HOSPITAL OF PHILADELPHIA: $93,000 · HealthGOOD COUNSEL INC: $10,000 · Human ServicesAMERICAN FEDERATION FOR AGING RESEARCH INC: $1,000 · Social Science
Arts & Culture$570,000Other$494,500Philanthropy$380,000Environment$377,500Education$200,000Health$93,000Human Services$10,000Social Science$1,000

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetSTORM KING ART CENTER: $460,000 over 9y, 0.7% of budgetPROSTATE CANCER FOUNDATION: $380,000 over 5y, 0.2% of budgetBLACK ROCK FOREST CONSORTIUM INC: $225,000 over 8y, 3.1% of budgetOPEN SPACE INSTITUTE INC: $152,500 over 9y, 0.7% of budgetGREENWICH COUNTRY DAY SCHOOL INC: $125,000 over 5y, 0.0% of budgetPEN AMERICAN CENTER INC: $100,000 over 4y, 0.4% of budgetTHE CHILDREN'S HOSPITAL OF PHILADELPHIA: $93,000 over 3y, 0.0% of budgetYale University: $40,000 over 2y, 0.0% of budgetPresident and Fellows of Harvard College: $25,000 over 1y, 0.0% of budgetTHE HOTCHKISS SCHOOL: $10,000 over 1y, 0.0% of budgetGOOD COUNSEL INC: $10,000 over 1y, 0.2% of budgetARC ATHENS INC: $10,000 over 2y, 11% of budgetAMERICAN FEDERATION FOR AGING RESEARCH INC: $1,000 over 1y, 0.0% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds STORM KING ART CENTER ↗
  • Who funds PROSTATE CANCER FOUNDATION ↗
  • Who funds BLACK ROCK FOREST CONSORTIUM INC ↗
  • Who funds OPEN SPACE INSTITUTE INC ↗
  • Who funds GREENWICH COUNTRY DAY SCHOOL INC ↗
  • Who funds PEN AMERICAN CENTER INC ↗
  • Who funds THE CHILDREN'S HOSPITAL OF PHILADELPHIA ↗
  • Who funds Yale University ↗
  • Who funds President and Fellows of Harvard College ↗
  • Who funds THE HOTCHKISS SCHOOL ↗
  • Who funds GOOD COUNSEL INC ↗
  • Who funds ARC ATHENS INC ↗
  • Who funds AMERICAN FEDERATION FOR AGING RESEARCH INC ↗

How much its grantees rely on government

Each dot is one organization Lucretius Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Lucretius Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 30%1%4%8%15%funder's share of their income ↑0%4%8%11%15%share of the org’s income from government →median 12%
  • Yale University: 12% of income from government
  • President and Fellows of Harvard College: 7% of income from government
no gov moneyreceives it· size = income
3get no government money at all
2report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–15%
typical government reliance, FY20–25
How this is measured
Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 25 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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