The Zoological Society Of London
Notable UK charityAlso known as: Institute of Zoology, London Zoo, Whipsnade Wild Animal Park, Zsl
To achieve and promote the conservation of animals and their habitats.
Activities & Mission
To achieve and promote the conservation of animals and their habitats.
Areas of Operation
Where this charity is registered to operate, as self-declared to the Charity Commission. These are regulatory classifications, not a list of active programmes, and don't necessarily indicate fundraising activity in each location.
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Country
Region
Financial Information
Financial Efficiency
Latest Financial Breakdown
Income Sources
Expenditure Categories
Financial Trend
Annual Returns
As filed with the Charity Commission for England and Wales. Most recent filing covers the financial year ending 2025.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2025 | £92,710,000 | £90,921,000 | £69,928,000 | £94,556,000 | £14,588,000 | 957 / 1175 |
| 2024 | £83,329,000 | £80,646,000 | £62,255,000 | £91,732,000 | £15,253,000 | 804 / 1106 |
| 2023 | £79,406,000 | £75,562,000 | £60,607,000 | £85,931,000 | £14,111,000 | 765 / 962 |
| 2022 | £79,510,000 | £70,885,000 | £55,938,000 | £86,715,000 | £17,259,000 | 767 / 1137 |
| 2021 | £58,820,000 | £58,131,000 | £47,940,000 | £69,926,000 | £11,781 | 787 / 860 |
Staff column shows: Employees / Volunteers
Frequently asked questions about The Zoological Society Of London
What does The Zoological Society Of London do?
To achieve and promote the conservation of animals and their habitats.
How much income did The Zoological Society Of London report in 2025?
The Zoological Society Of London reported total income of £92.71m and reported expenditure of £90.92m for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
When was The Zoological Society Of London registered as a charity?
The Zoological Society Of London was registered with the Charity Commission for England and Wales on 8 April 1963 as charity number 208728. It has been registered for 63 years.
Who runs The Zoological Society Of London?
The Zoological Society Of London is governed by a board of 11 trustees. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does The Zoological Society Of London operate?
The Zoological Society Of London operates across 69 areas, including Algeria, Angola, Argentina and 66 others. The full list is shown on its profile.
Is The Zoological Society Of London a registered charity?
Yes — The Zoological Society Of London is a registered charity in England and Wales, charity number 208728.
Details
Regent's Park
London
NW1 4RY
Registry Information
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Also governs 1 other charity
Also governs 1 other charity
Also governs 1 other charity
Also governs 1 other charity
Also Known As
- Institute of Zoology
- London Zoo
- Whipsnade Wild Animal Park
- Zsl
Data & trust
- Register data refreshed
- 14 May 2026
- Methodology
- How metrics are calculated