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Form 990-PFTax year 2024EIN 51-0214450

Roderick MacArthur Foundation

A private foundation in Niles, IL. Its return for tax year 2024 lists 2 grants and $5.9 million paid in grants.

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Tax year 2024 (period ending Dec 31, 2024), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

7 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2024

    $5,929,111

    Grants listed
    2
    Assets, end of year
    $548,407

  • Tax year 2023

    $6,062,700

    Grants listed
    1
    Assets, end of year
    $225,708

  • Tax year 2022

    $6,050,800

    Grants listed
    1
    Assets, end of year
    $223,103

  • Tax year 2021

    $5,390,000

    Grants listed
    2
    Assets, end of year
    $243,809

  • Tax year 2020

    $5,260,300

    Grants listed
    1
    Assets, end of year
    $260,786

  • Tax year 2019

    $5,039,655

    Grants listed
    3
    Assets, end of year
    $279,612

  • Tax year 2018

    $4,866,000

    Grants listed
    1
    Assets, end of year
    $294,443

Grants paid in 2024

2 grants, largest first

As listed on the return.

  1. Harper's Magazine FoundationNew York, NY

    To support the continuing operations of Harper's Magazine

    $5,910,500
  2. Columbia Teachers CollegeNew York, NY

    Symposium on Educational Neuroscience of Reading

    $18,611

Approved for future payment

1 grant

Approved in 2024 and not yet paid.

  1. Harper's Magazine FoundationNew York, NY

    To support the continuing operations of Harper's Magazine

    $316,250

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Arts and culture1 grant $5,910,500100% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York2 grants $5,929,111

Officers, directors and trustees

4 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • John R MacArthurPresident/Chairman/Director Hours 1Pay $0
  • Robert CordovaVice Chairman/Director Hours 1Pay $0
  • David J BradfordDirector/Secretary Hours 1Pay $0
  • Marylou BaneTreasurer/Asst Secretary Hours 2Pay $3,630

The return

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