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March Field Museum Foundation Inc

EIN 95-3539447 · March Arb, CA

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthGood85 out of 100GovernanceFair68 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

SUPPORT THE MUSEUM FOR EDUCATIONAL, RESTORATIVE, AND HISTORICAL PURPOSES.

Income
$2.4 million
Spending
$1.6 million
Spent on programs
93%
Reserves
3.6 months of spending
Largest source of income
donations and private grants, 47%
Employees
19
Volunteers
223
Highest pay
$33,577, director

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Good: 85 out of 100. Higher than 67% of charities in its peer group (arts and culture, $1m to $10m).

  • Reserves

    20 of 35

    Spendable reserves would cover 3.6 months of spending.

  • Debt

    20 of 20

    It owes 7% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 36% of income.

  • Income trend

    15 of 15

    Income rose 67% on the year before.

  • Spending floor

    15 of 15

    93% of spending went to programs and raising each dollar of donations cost 2 cents.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Fair: 68 out of 100. Higher than 17% of charities in its peer group (arts and culture, $1m to $10m).

  • Independent board

    25 of 25

    36 of 36 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    8 of 8

    Has a written whistleblower policy.

  • Record keeping policy

    0 of 7

    Reports no written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    0 of 10

    Did not give the board a copy of this return before filing it.

  • Pay set independently

    5 of 5

    Sets its chief executive's pay through independent review and comparison.

  • Independent check of accounts

    0 of 15

    Its accounts were not audited or reviewed by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)
  1. $1.5 million spent. THE MUSEUM EXISTS TO EDUCATE PRESENT AND FUTURE GENERATIONS BY COLLECTING, EXHIBITING, RESTORING, AND MAINTAINING ARTIFACTS AND HISTORICAL AIRCRAFT FOR PUBLIC VIEWING. MOST YEARS OVER 100,000 VISITORS ARE SERVED ANNUALLY INCLUDING SENIORS, VETERANS AND SCHOOL CHILDREN. THIS IS A BLUE STAR MUSEUM THAT HAS INCREASED THE HERITAGE AIRCRAFT COLLECTION TO 110. AS AN INTRICATE PART OF THE COMMUNITY THE MUSEUM STRIVES TO PROTECT THE PAST AND EDUCATE THE FUTURE. OVER 200 COMMUNITY MEMBERS HAVE VOLUNTEERED OVER 77000 HOURS DURING 2024.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since November 1980.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.