Mission
TO CONNECT PEOPLE WITH NATURE TO INSPIRE COMPASSION AND CARE FOR OUR OCEAN PLANET
Public Charity
NATIONAL AQUARIUM INC
NATIONAL AQUARIUM INC is a Public Charity headquartered in BALTIMORE, MD. Financial data from the 2025 filing: $54.4M revenue, $60.5M expenses, $92.1M total assets. 113 publicly reported grants to this organization, totaling roughly $22.0M, appear in IRS filings.
EIN: 521121163
BALTIMORE, MD
Zoos & Aquariums
NTEE: D50
Latest filing: 2025
Total Revenue$54.4M
Total Expenses$60.5M
Total Assets$92.1M
Grant Records113
Funding Total$22.0M
Filing Years2021–2025
Where $100 goes at National Aquarium Inc
How National Aquarium Inc divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$74
Programs
the work itself
$15
Management
running the organization
$11
Fundraising
raising the next dollar
Inside the $74 for programs
$60
Aquarium experience
$14
Conservation & education
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
PROGRAM SUPPORT
$1,425,978
$139,700
PROGRAM SUPPORT
$1,402,717
$214,600
TRANSPORT SEA TURTLES TO SAFE ATLANTIC WATERS
$181,669
Showing up to 5 of 113 total records — full history available with membership.
Officers & Directors
BOARD MEMBER
Adam Borden
VP OF HR AND ADMINISTRATION
Alison Dinger
BOARD MEMBER
Carolyn Howell
BOARD MEMBER
Celine Cousteau
TREASURER
Chris Griffith
BOARD MEMBER
Chuck Tildon
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $54.4M | $60.5M | $92.1M |
| 2024 | $74.4M | $76.2M | $101.5M |
| 2023 | $55.6M | $54.1M | $108.9M |
| 2022 | $54.8M | $51.4M | $108.6M |
| 2021 | $60.6M | $47.7M | $97.4M |
Between 2021 and 2025, reported annual revenue declined from $60.6M to $54.4M (-10%), with total assets most recently reported at $92.1M.
Interactive year-over-year charts and full filing details available with membership.