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San Francisco Zoological Society

EIN 94-1429538 · San Francisco, CA

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

LegitimacyPassesRegistration and standingFinancial healthFair61 out of 100GovernanceStrong100 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

TO CONNECT ALL PEOPLE WITH WILDLIFE, INSPIRE CARING FOR NATURE, AND ADVANCE CONSERVATION ACTION.

Income
$23.1 million
Spending
$29.7 million
Spent on programs
86%
Reserves
3.5 months of spending
Largest source of income
fees for its services, 61%
Employees
259
Volunteers
212
Highest pay
$396,597, ceo & executive director

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Fair: 61 out of 100. Higher than 17% of charities in its peer group (animals, $10m to $100m).

  • Reserves

    20 of 35

    Spendable reserves would cover 3.5 months of spending.

  • Debt

    16 of 20

    It owes 27% of what it owns.

  • Living within its means

    0 of 15

    Spending exceeded income by 29% of income.

  • Income trend

    10 of 15

    Income fell 9% on the year before.

  • Spending floor

    15 of 15

    86% of spending went to programs and raising each dollar of donations cost 8 cents.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Strong: 100 out of 100. Higher than 21% of charities in its peer group (animals, $10m to $100m).

  • Independent board

    25 of 25

    22 of 22 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 June 30, 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 (3)
  1. $1.3 million spent. GENERAL PUBLIC SERVICE: FOOD, MERCHANDISE, RIDES, AND PARKING. THE SAN FRANCISCO ZOO SERVES HUNDREDS OF THOUSANDS OF VISITORS ANNUALLY AND IS OPEN TO THE PUBLIC 365 DAYS A YEAR. THE FACILITY IS LOCATED ON 90 ACRES ON THE EDGE OF THE PACIFIC OCEAN IN THE CITY OF SAN FRANCISCO.
  2. $5.7 million spent. MEMBERSHIP SERVICES, ADMISSIONS, EDUCATIONAL PROGRAMS, AND PUBLICATIONS: EDUCATIONAL PROGRAMS AND SERVICES INCLUDING DOCENT-GUIDED TOURS, ADULT AND YOUTH VOLUNTEER PROGRAMS, ZOO CAMP, CHILDREN'S AND ADULT CLASSES, OVERNIGHTS, CONSERVATION LECTURE SERIES, ZOO MOBILE, WILDLIFE THEATRE PRESENTATIONS, AND TEACHER RESOURCES.
  3. $18.5 million spent. ANIMAL AND BOTANICAL COLLECTIONS: THE SAN FRANCISCO ZOO IS HOME TO THOUSANDS OF ENGANGERED AND RESCUED ANIMALS COMPRISED OF SPECIES FROM AROUND THE WORLD. THE ZOO PARTICIPATES IN CONSERVATION PROGRAMS AIMED AT PROTECTING AND SAVING ENDANGERED ANIMALS. THE ZOO MAINTAINS GARDENS SHOWCASING A VARIETY OF PLANT SPECIES.

Source: Form 990 for the year ending June 30, 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 October 13, 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 November 6, 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 October 13, 2026.

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

    Most recent return on file covers the year ending June 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

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

    Recognized by the IRS since August 1956.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 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 November 4, 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.