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· Private foundation

Page & Otto Marx Jr Foundation

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.

$1.3M
Granted FY2025still arriving
66
Grants FY2025still arriving
17
States reached
$125k
Largest
01What it funds
0198% classified

What it funded, over time

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

Education$4.0MHealth$2.2MArts & Culture$1.2MFood & Nutrition$394kHuman Services$286kEnvironment$258kInternational$168kAnimals$98kOther$0
02FY2025 · 66 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k23 grants · $126k
  • $10k–50k37 grants · $684k
  • $50k–250k6 grants · $450k
$11,000
Median grant
17
States reached
$15M
Total assets
Largest grants
RecipientAmount
THE CAMPHILL SCHOOL$125,000
PENNINGTON SCHOOL$110,000
SOLEBURY SCHOOL$65,000
WNET NEW YORK PUBLIC MEDIA$50,000
THE BRONX HS OF SCIENCE$50,000
UNITED HOSPITAL FUND$50,000
GEORGE STEVENS ACADEMY$46,000
NORTH WELL HEALTH FOUNDATION$45,000
LIFE NEEDS CO-OP$35,000
DIRECT RELIEF FOUNDATION$30,000
CAPITAL HARMONY WORKS$30,000
UNIVERSITY COMMUNITY SOCIAL SERVICE$25,000
JOHN HOPKINS UNIVERSITY$25,000
PLANNED PARENTHOOD FOUNDATION$25,000
EXECUTIVE LEADERSHIP INSTITUTE$20,000
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 (FY17–25, $542k) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 78% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%ST VINCENT DE PAUL SOCIETY OF MARIN: $7k → 8%BRIGHT HOLIDAYS: $5k → 6%KIEVE WAVUS EDUCATION: $15k → 9%LIFE NEEDS CO-OP: $35k → 12%KIEVE WAVUS EDUCATION: $10k → 9%LIFE NEEDS CO-OP: $35k → 12%KIEVE WAVUS EDUCATION: $10k → 9%LIFE NEEDS CO-OP: $35k → 12%KIEVE WAVUS EDUCATION: $5k → 9%LIFE NEEDS CO-OP: $35k → 12%THE CHILDREN'S VILLAGE: $10k → 9%Kieve Wavus Education: $5k → 9%LIFE NEEDS CO-OP: $33k → 12%LIFE NEEDS CO-OP: $33k → 12%The Children's Village: $10k → 9%LIFE NEEDS CO-OP: $33k → 12%COMMUNITY HELP IN PARK SLOPE: $5k → 20%LIFE NEEDS CO-OP: $30k → 12%THE CHILDREN'S VILLAGE: $10k → 9%LIFE NEEDS CO-OP: $30k → 12%LET IT SHINE INC: $8k → 9%LET IT SHINE INC: $8k → 9%LET IT SHINE INC: $8k → 9%LET IT SHINE INC: $8k → 9%DIRECT RELIEF FOUNDATION: $30k → 14%DIRECT RELIEF FOUNDATION: $30k → 14%DIRECT RELIEF FOUNDATION: $30k → 14%DIRECT RELIEF FOUNDATION: $30k → 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.

Which US states its grants reach

ME
NH
WA
MN
IL
NY
MA
OR
WY
SD
PA
NJ
CT
CA
CO
MO
VA
MD
TN
NC
DC
AL
GA
FL
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.

95%of every dollar goes to organizations it has funded before.
$8.6M · 93 repeat orgs$437k to everyone else

Grantees it renews have grown median revenue +23% since the first grant, against +17% for those funded once.

93 repeat relationships: 56 still active in FY2025, 37 since wound down; 9 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

93
41

Total granted

$8.6M
$370k

Median revenue growth · since first grant

+23%
+17%

Still filing today

71%
46%

New vs renewed · share of each year

In FY2025, 95% of grant dollars renewed an existing relationship; $67k 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
EducationHealthArts & CultureHuman ServicesFood & NutritionEnvironmentOther
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

  • TP
    The Pennington School
    9× · 2017–2025 · $1.0M · revenue +36%
  • TC
    THE CAMPHILL SCHOOL INC
    9× · 2017–2025 · $703k · revenue +74%
  • SS
    SOLEBURY SCHOOL
    9× · 2017–2025 · $587k · revenue +68%

Funded once

  • NH
    NY HOSPITAL QUEENS
    one grant, 2017 · $45k
  • KC
    Kimmel Cancer Center
    one grant, 2021 · $25k
  • JH
    JOHNS HOPKINS MEDICAL SERVICES CORPORATION
    one grant, 2019 · $25k · revenue +17%
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
Stony Brook Internists University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
2
Neurology Associates of Stony Brook University Faculty Practice Corp

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
3
Stony Brook Surgical Associates University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
4
Northeast College of Health Sciences

Northeast college of health sciences (the college) is committed to academic excellence, leadership, and professional best practices in the health sciences.

Education
5
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
6
Manhattanville University

To educate students to be ethical and socially responsible leaders in a global community.

Education
7
Stony Brook Childrens Services University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
8
New York School of Interior Design

New york school of interior design provides the most innovative, immersive, and transformative interior design education in the world, demonstrating the impact of professionally designed interiors on the health, happiness, and well-being…

Education
9
Metropolitan Jewish Health System Inc

Mjhs health system is a charitable not-for-profit established to support the activities of affiliated organizations. mjhs is built on the core values of compassion, dignity and respect, first established by the four brooklyn ladies in…

Health
10
Stony Brook Ophthalmology University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
11
University Associates in Obstetrics and Gynecology University Faculty Pract ice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
12
Stony Brook Urology University Faculty Practice Corporation

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
How this is measured
The grantee most central to the portfolio’s shape is New Jersey Seeds Inc; the most unlike its peers is Artists Fellowship 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

96 grantees tracked through their own filings, 2017–2026.

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 2026, not grant rows in a single year, so this will not match the grant count on the cover. 96 of the 145 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)
17
Early backer (in before they grew)
94/96
Grantees still filing
62/96
Grew since first funded

Where the money sits, by cause and then by grantee

The Pennington School: $1,020,000 · OtherThe Pennington SchoolSOLEBURY SCHOOL: $587,000 · OtherSOLEBURY SCHOOLNEW GRANGE SCHOOL: $180,000 · OtherTHE ARNOLD GOLD FOUNDATION: $145,000 · OtherMETROPOLITAN OPERA PATRON PROGRAM: $145,000 · OtherMMRF: $145,000 · Other+74 more: $1,999,250 · Other+74 moreTHE CAMPHILL SCHOOL INC: $702,500 · EducationTHE CAMPHILL SCHOOL IN…DUNN SCHOOL: $206,000 · EducationDUNN SCHOOLPRINCETON JUNIOR SCHOOL INC: $180,000 · EducationPRINCETON JUNIOR SCHOO…CHAPIN SCHOOL: $160,000 · EducationCHAPIN SCHOOLGeorge Stevens Academy: $145,000 · EducationGeorge Stevens AcademyTHE HILL SCHOOL: $100,500 · EducationTHE HILL SCHOOLTHE SANTA YNEZ VALLEY FAMILY SCHOOL: $70,750 · EducationPRINCETON DAY SCHOOL INC: $63,000 · Education+9 more: $161,750 · Education+9 moreNORTHWELL HEALTH FOUNDATION: $405,000 · HealthNORTHWELL HEALT…UNITED HOSPITAL FUND OF NEW YORK: $295,000 · HealthUNITED HOSPITAL…ALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $147,000 · HealthALZHEIMER'S DIS…CHILD CANCER FUND INC: $97,500 · HealthCHILD CANCER FU…CONQUER CANCER FOUNDATION OF THE AMERICAN SOCIETY OF CLINICAL ONCOLOGY: $87,500 · HealthCONQUER CANCER …THE LUNG TRANSPLANT FOUNDATION: $48,000 · Health+10 more: $151,250 · Health+10 moreWNET: $400,000 · Arts & CultureWNETCapital Harmony Works Inc: $140,000 · Arts & CultureCapital H…NEW YORK PUBLIC RADIO: $130,000 · Arts & CultureNEW YORK …+7 more: $77,000 · Arts & Culture+7 moreLife Needs Coop Inc: $297,500 · Human ServicesDIRECT RELIEF FOUNDATION: $120,000 · Human ServicesKieve Wavus Education Inc: $45,000 · Human ServicesLET IT SHINE INC: $33,000 · Human ServicesTHE CHILDREN'S VILLAGE INC: $30,000 · Human ServicesSISTERSONG INC: $25,000 · Human Services+4 more: $21,000 · Human ServicesUNIVERSITY COMMUNITY SOCIAL SERVICES INC: $152,500 · Food & NutritionCITY HARVEST INC: $95,000 · Food & NutritionGOD'S LOVE WE DELIVER INC: $38,500 · Food & NutritionHILLSIDE FOOD OUTREACH INC: $14,500 · Food & Nutrition+3 more: $18,500 · Food & NutritionChewonki Foundation Inc: $115,000 · EnvironmentHONOR THE EARTH: $50,000 · EnvironmentREDFORD CENTER INC: $39,000 · EnvironmentNATIONAL NETWORK OF ABORTION FUNDS INC: $10,000 · Environment+1 more: $5,000 · Environment
Other$4,221,250Education$1,789,500Health$1,231,250Arts & Culture$747,000Human Services$571,500Food & Nutrition$319,000Environment$219,000

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

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetThe Pennington School: $1,020,000 over 9y, 0.4% of budgetTHE CAMPHILL SCHOOL INC: $702,500 over 9y, 0.8% of budgetSOLEBURY SCHOOL: $587,000 over 9y, 0.6% of budgetNORTHWELL HEALTH FOUNDATION: $405,000 over 9y, 0.1% of budgetWNET: $400,000 over 9y, 0.1% of budgetLife Needs Coop Inc: $297,500 over 9y, 1.4% of budgetUNITED HOSPITAL FUND OF NEW YORK: $295,000 over 8y, 1.0% of budgetDUNN SCHOOL: $206,000 over 9y, 0.2% of budgetPRINCETON JUNIOR SCHOOL INC: $180,000 over 9y, 0.8% of budgetCHAPIN SCHOOL: $160,000 over 8y, 0.3% of budgetUNIVERSITY COMMUNITY SOCIAL SERVICES INC: $152,500 over 9y, 7.8% of budgetALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC: $147,000 over 8y, 0.0% of budgetTHE ARNOLD GOLD FOUNDATION: $145,000 over 9y, 0.6% of budgetGeorge Stevens Academy: $145,000 over 5y, 0.8% of budgetCapital Harmony Works Inc: $140,000 over 7y, 4.1% of budgetNEW YORK PUBLIC RADIO: $130,000 over 8y, 0.0% of budgetDIRECT RELIEF FOUNDATION: $120,000 over 4y, 0.4% of budgetChewonki Foundation Inc: $115,000 over 9y, 0.2% of budgetTHE HILL SCHOOL: $100,500 over 6y, 0.1% of budgetTRENTON CHILDREN'S CHORUS INC: $100,000 over 5y, 4.7% of budgetCHILD CANCER FUND INC: $97,500 over 9y, 3.5% of budgetSUZANNE'S COMFORT CARE HOME INC: $97,000 over 6y, 17% of budgetCITY HARVEST INC: $95,000 over 9y, 0.0% of budgetCommunity Voices Heard Inc: $90,000 over 9y, 0.4% of budgetCONQUER CANCER FOUNDATION OF THE AMERICAN SOCIETY OF CLINICAL ONCOLOGY: $87,500 over 3y, 0.2% of budgetTHE SANTA YNEZ VALLEY FAMILY SCHOOL: $70,750 over 6y, 1.2% of budgetPRINCETON DAY SCHOOL INC: $63,000 over 9y, 0.0% of budgetMIDLAND SCHOOL INC: $62,000 over 4y, 0.2% of budgetDIRECT RELIEF: $60,000 over 2y, 0.0% of budgetNASHVILLE ZOO INC: $56,000 over 9y, 0.0% of budgetHOPE FOR YOUTH FOUNDATION INC: $54,750 over 7y, 3.3% of budgetUNITED STATES FUND FOR UNICEF: $52,500 over 6y, 0.0% of budgetInternational Rescue Committee INC: $50,000 over 5y, 0.0% of budgetNATURAL HERITAGE TRUST: $50,000 over 4y, 0.1% of budgetHONOR THE EARTH: $50,000 over 5y, 0.4% of budgetTHE LUNG TRANSPLANT FOUNDATION: $48,000 over 4y, 19% of budgetYOUNG SCHOLARS INSTITUTE INC: $46,000 over 9y, 0.6% of budgetKieve Wavus Education Inc: $45,000 over 5y, 0.1% of budgetBLACK GIRLS CODE INC: $40,000 over 5y, 0.1% of budgetNEW JERSEY SEEDS INC: $40,000 over 4y, 0.3% of budgetREDFORD CENTER INC: $39,000 over 2y, 0.8% of budgetGOD'S LOVE WE DELIVER INC: $38,500 over 8y, 0.0% of budgetFOOD BANK FOR NEW YORK CITY: $37,000 over 8y, 0.0% of budgetSOUTH FLORIDA PUBLIC MEDIA GROUP INC: $35,000 over 4y, 0.1% of budgetLET IT SHINE INC: $33,000 over 4y, 9.6% of budgetTHE CHILDREN'S VILLAGE INC: $30,000 over 3y, 0.0% of budgetSISTERSONG INC: $25,000 over 4y, 0.1% of budgetJOHNS HOPKINS MEDICAL SERVICES CORPORATION: $25,000 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 The Pennington School ↗
  • Who funds THE CAMPHILL SCHOOL INC ↗
  • Who funds SOLEBURY SCHOOL ↗
  • Who funds NORTHWELL HEALTH FOUNDATION ↗
  • Who funds WNET ↗
  • Who funds Life Needs Coop Inc ↗
  • Who funds UNITED HOSPITAL FUND OF NEW YORK ↗
  • Who funds DUNN SCHOOL ↗
  • Who funds PRINCETON JUNIOR SCHOOL INC ↗
  • Who funds CHAPIN SCHOOL ↗
  • Who funds UNIVERSITY COMMUNITY SOCIAL SERVICES INC ↗
  • Who funds ALZHEIMER'S DISEASE & RELATED DISORDERS ASSOCIATION INC ↗
  • Who funds THE ARNOLD GOLD FOUNDATION ↗
  • Who funds George Stevens Academy ↗
  • Who funds Capital Harmony Works Inc ↗
  • Who funds NEW YORK PUBLIC RADIO ↗
  • Who funds DIRECT RELIEF FOUNDATION ↗
  • Who funds Chewonki Foundation Inc ↗
  • Who funds THE HILL SCHOOL ↗
  • Who funds TRENTON CHILDREN'S CHORUS INC ↗
  • Who funds CHILD CANCER FUND INC ↗
  • Who funds SUZANNE'S COMFORT CARE HOME INC ↗
  • Who funds CITY HARVEST INC ↗
  • Who funds Community Voices Heard Inc ↗
  • Who funds CONQUER CANCER FOUNDATION OF THE AMERICAN SOCIETY OF CLINICAL ONCOLOGY ↗
  • Who funds THE SANTA YNEZ VALLEY FAMILY SCHOOL ↗
  • Who funds PRINCETON DAY SCHOOL INC ↗
  • Who funds MIDLAND SCHOOL INC ↗
  • Who funds DIRECT RELIEF ↗
  • Who funds NASHVILLE ZOO INC ↗
  • Who funds HOPE FOR YOUTH FOUNDATION INC ↗
  • Who funds UNITED STATES FUND FOR UNICEF ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

The New York Community TrustNY16.2× affinity7 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The New York Community Trust · The Goldman Sachs Charitable Gift Fund · Bristol-Myers Squibb Foundation Inc · American Express Foundation · Princeton Area Community Foundation Inc · The Harry Frank Guggenheim Foundation · Lily Auchincloss Foundation Inc · Curtis W McGraw Foundation · The Burke Foundation Inc · The Robert Wood Johnson Foundation · Chubb Charitable Foundation · Synchrony Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Page & Otto Marx Jr Foundation funds: left to right is the share of its income from government, bottom to top the share from Page & Otto Marx Jr Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 140%6%25%56%100%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 38%
  • Johns Hopkins Medical Services Corporation: 92% of income from government
  • Life Needs Coop Inc: 38% of income from government
  • Loyola University Maryland Inc: 6% of income from government
no gov moneyreceives it· size = income
14get no government money at all
21report government grants on their 990 we could not trace to a source (not plotted)
1rely on government for over half their income
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.
05Through Plinth

Warm introductions · Powered by PlinthPlus

How do I get to Page & Otto Marx Jr Foundation?

Find your warmest path to Page & Otto Marx Jr Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

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 145 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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