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Potter Park Zoological Society

EIN 38-2153808 · Lansing, MI

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

LegitimacyPassesRegistration and standingFinancial healthFair56 out of 100GovernanceStrong100 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

DEDICATED TO THE SUPPORT OF POTTER PARK ZOO AND INSPIRING PEOPLE TO CONSERVE ANIMALS AND THE NATURAL WORLD.

Income
$1.5 million
Spending
$3.5 million
Spent on programs
78%
Reserves
1.8 months of spending
Largest source of income
donations and private grants, 83%
Employees
43
Volunteers
929
Highest pay
$150,017, executive director

Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Fair: 56 out of 100. Higher than 17% of charities in its peer group (animals, $1m to $10m).

  • Reserves

    10 of 35

    Spendable reserves would cover 1.8 months of spending.

  • Debt

    16 of 20

    It owes 25% of what it owns.

  • Living within its means

    0 of 15

    Spending exceeded income by 132% of income.

  • Income trend

    15 of 15

    Income rose 6% on the year before.

  • Spending floor

    15 of 15

    78% of spending went to programs and raising each dollar of donations cost 24 cents.

Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Strong: 100 out of 100. Higher than 74% of charities in its peer group (animals, $1m to $10m).

  • Independent board

    25 of 25

    7 of 7 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

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave 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

    15 of 15

    Its accounts were audited 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, 2025, 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 (4)
  1. $442,186 spent. EDUCATION - THE SOCIETY SPONSORS EDUCATIONAL PROGRAMS TO PROMOTE FURTHER KNOWLEDGE ABOUT ANIMALS, CONSERVATION, AND THE NATURAL WORLD. EDUCATIONAL ACTIVITIES INCLUDE ZOOKAMBI SUMMER CAMP, SCOUT PROGRAMS AND BIG ZOO LESSON. UTILIZING CONSERVATION CARTS, ARTIFACTS AND OTHER SUPPLEMENTAL RESOURCES THAT ARE EASILY MOVED TO STRATEGIC LOCATIONS AROUND THE ZOO ENGAGE MANY ZOO PATRONS.
  2. $35,324 spent. VOLUNTEER SERVICES - MORE THAN 929 VOLUNTEERS PROVIDED 21,687 HOURS OF ASSISTANCE ON ZOO GROUNDS.
  3. $2.2 million spent. ZOO SUPPORT - SUPPORTED POTTER PARK ZOO AND ITS MISSION OF INSPIRING CONSERVATION OF ANIMALS AND THE NATURAL WORLD.
  4. $76,320 spent. MEMBERSHIPS - SEVERAL LEVELS OF MEMBERSHIP ARE AVAILABLE TO ZOO GUESTS AND MEMBERSHIPS BENEFITS INCREASE AS MEMBERSHIP LEVELS INCREASE. MEMBERS CAN ADD UP TO TWO UNNAMED GUESTS PER MEMBERSHIP, GIFT MEMBERSHIPS TO OTHERS, AND USE THEIR EXISTING MEMBERSHIP AT RECIPROCAL ZOOS/AQUARIUMS.

Source: Form 990 for the year ending December 31, 2025, 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 2025.

    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 August 1977.

    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.

  7. Could it be confused with another charity? Worth knowing.

    A much larger organization has a similar name: Woodland Park Zoological Society (Seattle, WA), EIN 91-6070005. If that is the one you meant, check the EIN before giving.

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