Private foundation · EIN 13-3200783 · Riverdale, New York

The Page and Otto Marx Jr Foundation

Should you approach them?

Don't send a cold proposal. The foundation reports that it only gives to preselected organizations; an introduction through a current grantee or board member is the realistic route.

From the 2025 Form 990-PF: 66 grants paid, $1.3M total, median $11K. 38% of grants stayed in New York.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
66
$1.3M
Median grant
$11K
Stays in NY
38%
of grants
Deadline
—
Assets
$15M

Grants paid in 2025

Top 60 of 66 grants by amount · from Form 990-PF Part XV

RecipientPurposeAmount
The Camphill SchoolGlenmoore, PAEducation$125K
Pennington SchoolPennington, NJEducation$110K
Solebury SchoolNew Hope, PAEducation$65K
The Bronx Hs of ScienceBronx, NYEducation$50K
United Hospital FundNew York, NYHealth$50K
Wnet New York Public MediaNew York, NYInform, enlighten, entertain and inspire the public through the power of tv and media$50K
George Stevens AcademyBlue Hill, MEEducational$46K
North Well Health FoundationNew Hyde Park, NYHealth$45K
Life Needs Co-OpGeat Barrington, MAProvide lifelong care and encourage growth through farming, gardening and community integration$35K
Capital Harmony WorksTrenton, NJTo expose children to additional community and educational resources$30K
Direct Relief FoundationGoleta, CAHumanitarian aid$30K
John Hopkins UniversityBaltimore, MDTo fund student financial aid, medical research and campus infrastructure support$25K
Planned Parenthood FoundationNew Yorkk, NYHealth$25K
University Community Social ServiceNew York, NYSoup kitchen and social services$25K
Alzheimer's AssociationChicago, ILFor research$20K
Chapin SchoolPrinceton, NJFor education and support of young women$20K
Dunn SchoolLos Olivos, CAFor education of the whole student to their fullest potential$20K
Midland SchoolNorth Branch, NJFor education$20K
New Grange SchoolPennington, NJFor education$20K
Princeton Junior SchoolPrinceton, NJEducation$20K
Santa Ynex Valley Family SchoolLaek Divea, CAEducation$20K
Executive Leadership InstituteNew York, NYProfessional development for schools and school leaders$20K
Suzannes Comfort CarePerry, NYHealth$17K
The Hill SchoolPottstown, PAEducation$17K
Multiple Myeloma ResearchStudio City, CAFor research$16K
Arnold P Gold FoundationEnglewood Cliffs, NJTo help empower humanism in healthcare$15K
Chewonski FoundationWiscasset, MEPromote growth and adventure fro campers$15K
City HarvestBrooklyn, NYFor food rescue program$15K
Kieve Wavus EducationNobleboro, MESupport need-based financial aid for campers, staff, training and facility maintenance$15K
New York Public RadioNew York, NYArts, culture$15K
Nols FundLander, WYFor scholarships, research and outreach programs$15K
Vernon Avenue ProjectJamaica, NYYouth development and support$13K
Child Cancer FundJacksonville, FLFor support of families fighting childhood cancer$11K
Community Voices HeardNew York, NYTo support social, economic and racial justice for women and low-income families in new york state$10K
Friends of WlrnMiami, FLTo support wlrn$10K
Gods Love We DeliverNew York, NYTo improve health and well-being of people with serious illnesses by alleviating hunger$10K
Honor the EarthRapid City, SDHumanitarian aid$10K
International Rescue CommitteeAlbert Lee, MNTo provide critical supplies for vulnerable families in the middle east and other crisis zones$10K
Seeds Access Changes EverythingNewark, NJEducation$10K
The Memphis ZooMemphis, TNPublic zoo$10K
The Metropolitan OperaNew Yrok, NYArts, culture$10K
UNICEFNew York, NYHealth$10K
Child Mind InstituteNew York, NYTo transform the lives of children struggling with mental health and learning disorders$10K
Hope for Youth FoundationAmityville, NYTo provide services to children, youth and families with preventive services, and emergency residential services$8,250
Let It Shine IncVerplanck, NYArts & culture$8,250
Rocky Mountain Biological LabCrested Butte, COResearch$8,000
Food Bank NYCNew York, NYTo end hunger by organizing food, information and support for community survival, empowerment and dignity$7,500
Highlander Research and EdNew Market, TNFor research$7,000
Hobart and William Smith CollegesGeneva, NYEducation$6,500
Adaptive Sports FoundationWindham, NYFor experiences for people with phsyical and cognitive disabilities$6,000
Young Scholars InstituteTrenton, NJTo provide remedial, supplemental and enrichment programs for students in trenton, nj$6,000
Princeton Day SchoolPrinceton, NJEducation$5,500
Hayden Heritage CenterHayden, COEducation, museum$5,500
Opening ActBrooklyn, NYArts, culture$5,000
Sister SongAtlanta, GAArts, culture$5,000
The Nashville ZooNashville, TNPublic zoo$5,000
West Palm Beach Opera HouseWest Palm Beach, FLArts, culture$5,000
Agape FarmhandsSan Rafael, CAEducation$5,000
Center for Constitutional RightsNew York, NYAdvancing and protecting rights guaranteed by the us constitution$5,000
Doctors Without WallsWellesley, MATo provide medicare to vulnerable people$5,000

By state: New York 25 · New Jersey 10 · Pennsylvania 3 · California 6 · Maine 3 · Massachusetts 2

About this foundation

The Page and Otto Marx Jr Foundation is a private grantmaking foundation in Riverdale, New York, tax-exempt since 1984. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

All filings on ProPublica

Does The Page and Otto Marx Jr Foundation accept grant applications?

No. On its 2025 Form 990-PF the foundation checked that it only makes contributions to preselected organizations. Look for an introduction through a current grantee.

How much does The Page and Otto Marx Jr Foundation give each year?

In tax year 2025 it paid $1.3M across 66 grants, a median of $11K.

Where does The Page and Otto Marx Jr Foundation give?

New York (25 grants), New Jersey (10 grants), Pennsylvania (3 grants) and elsewhere, per its latest filing.

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