Zoological Society of Philadelphia

Claim
CN 4/4 Major Publicly-supported charity (509(a)(2))
IRS IRS 990 ProPublica Wikidata Charity Navigator website_scrape

🇺🇸 Philadelphia, PA United States · EIN 231352298

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Mission

At philadelphia zoo, our mission is to flourish as an urban oasis, where people and animals thrive, transformational memories are made, and our passion for conservation saves wildlife (see schedule o).guided by a three-year strategic plan, the zoo is seeking to both strengthen and diversify revenue lines in order to sustain its historic campus and protect its precious animal collection. The zoo seeks to be impactful through 6 impact areas: amazing animals, transformational memories, connected science and conservation communities, innovative learning and engagement, united team and culture and strategic financial growth.

UN SDGs: SDG 15
arts and culture
95 / 100

Highly Trusted

Based on financial health, governance, verification, public sentiment, and data completeness.

Financial Health
-10/30
Governance
+25/25
Verification
+20/20
Sentiment
0/15
Data Completeness
+10/10

Red Flags

Warning Missing Filings

Most recent filing is from 2024, which is 2 years ago.

Critical Low Program Spending

Only 0.3% of expenses go to programs. The recommended minimum is 65%.

Financials, News & Reviews

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Profile completeness: 80% Good

Data sourced from: Irs, Irs_990, ProPublica, Wikidata, Charity_navigator, Website_scrape

Last updated: Mar 21, 2026 13:21

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Frequently asked questions

Is Zoological Society of Philadelphia a legitimate charity?
Zoological Society of Philadelphia is a registered d500 nonprofit based in Philadelphia, PA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1859 and has been operating for 167 years. Its EIN is 231352298. It has a GiveRadar trust score of 95/100, indicating excellent transparency and financial management. This is significantly above the average of 69/100 for d500 charities in United States. The organization reports $55M in annual revenue. 216 officers and directors are publicly disclosed. GiveRadar has identified 2 potential concerns.
What is Zoological Society of Philadelphia's trust score?
Zoological Society of Philadelphia has a GiveRadar trust score of 95/100. This score is calculated from financial health (30%), governance (25%), verification status (20%), public sentiment (15%), and data completeness (10%). A score of 95 places this charity in the top tier, reflecting strong financial management, good governance, and high transparency. For comparison, the average trust score for d500 charities in United States is 69/100.
Where is Zoological Society of Philadelphia located?
Zoological Society of Philadelphia is located in Philadelphia, PA, United States. The organization was established in 1859 and has been active for 167 years. Its registered address is 3400 West Girard Avenue.
How does Zoological Society of Philadelphia spend its money?
Based on official tax filings, Zoological Society of Philadelphia has $55M in annual revenue. It allocates 0% of expenses to programs and services. This is below the typical benchmark of 65-75% and may warrant further review. Its revenue is significantly above the peer average of $26M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
What type of charity is Zoological Society of Philadelphia?
Zoological Society of Philadelphia is classified as a D500 organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a major organization. It has $55M in annual revenue. The organization has 216 disclosed officers and directors.
Are there any red flags for Zoological Society of Philadelphia?
GiveRadar has identified 2 potential concerns for Zoological Society of Philadelphia. Red flags are automatically detected from official data and may include high executive compensation relative to budget, low program spending, missing or late financial filings, or declining revenue. Red flags do not necessarily mean wrongdoing but indicate areas that may warrant further review before donating.
Is it safe to donate to Zoological Society of Philadelphia?
Zoological Society of Philadelphia has a GiveRadar trust score of 95/100, which suggests it is a well-managed organization. It is regulated by the IRS. 0% of expenses go to programs. Visit the Zoological Society of Philadelphia profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Is my donation to Zoological Society of Philadelphia tax-deductible?
Yes, donations to Zoological Society of Philadelphia are generally tax-deductible in the United States. Zoological Society of Philadelphia is a 501(c)(3) tax-exempt organization. Its EIN is 231352298, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.