National Aquarium

What National Aquarium does

The National Aquarium is a private nonprofit organization founded in 1981 and headquartered at 501 E. Pratt St. on Baltimore's Inner Harbor. It operates a major public aquarium with award-winning exhibits including Blacktip Reef, Living Seashore, Shark Alley, the 4D Theater, the Amazon River Forest, and Australia: Wild Extremes, serving 1.1 million guests in 2025 and providing free or reduced admission to 109,000+ guests. The organization also runs conservation, education, and animal rescue programs, including a partnership with the Maryland State Department of Education serving 52,000 students annually, 99 animal rescues conducted in 2025, and advocacy for 77 conservation-related bills.

The aquarium generates revenue through a diversified mix including ticket admissions, an annual membership program, premium tours and experiences (priced from $8 for VR experiences up to $130 for sleepovers), private event venue rentals (with packages starting at $2,500 for elopements and $5,000+ for touring nights, accommodating up to 1,450 guests), retail and concessions, and education programs. A meaningful portion of operating support comes from charitable contributions and grants, including $7.4 million from the U.S. Fish and Wildlife Service and National Fish and Wildlife Foundation for Chesapeake Bay watershed habitat restoration. Underlying capabilities include proprietary floating wetland technology developed over 11+ years for brackish tidal systems, an Animal Care and Rescue Center with 15,000 gallons of monthly saltwater production and artificial coral fabrication, and ongoing biodiversity research through DNA barcoding partnerships with the Institute of Marine and Environmental Technology and Baltimore Underground Science Space.

Distribution is direct-to-consumer through walk-up admissions and an online ticket portal, with no third-party resellers. The organization has committed to net-zero emissions by 2035 and maintains flagship partnerships with CFG Bank (Harbor Wetland presenting sponsor), the Smithsonian Environmental Research Center, and multiple federal and state conservation agencies. According to its 2025 Impact Report, the aquarium generates $430 million in statewide economic impact for Maryland and $36 million in annual tax revenue, though these figures reflect broader economic activity rather than direct organizational revenue.

Name

National Aquarium

Legal name

National Aquarium

Website

https://aqua.org

Company type

Private

Founded year

1981

Operating status

Operating

Headcount range

251–500 employees

Short description

The National Aquarium is a Baltimore-based nonprofit operating a top-three U.S. aquarium serving 1.1 million annual visitors through exhibits, education programs, animal rescue, and habitat conservation, with revenue from admissions, memberships, events, and donations.

Ownership category

akta.pro rank

Product category

Public Aquarium and Marine Conservation Attraction

NAICS

Zoos and Botanical Gardens (712130), Zoos and Botanical Gardens (71213), Museums, Historical Sites, and Similar Institutions (7121), Museums (712110)

akta.pro primary industry

Zoos, Aquariums & Botanical Gardens (Educational Collections) (THAJADAL)

akta.pro secondary industries

Zoo & Aquarium Parks (Ticketed Wildlife Attractions) (THAJAEAE), Marine Conservation & Citizen-Science Experiences (reef monitoring, turtle walks) (THAAAIAH)

Keywords

• Public aquarium operations
• Marine conservation programs
• Animal rescue services
• Environmental education programs
• Event venue rentals

Headquarters

HQ city

Baltimore

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Ticket Sales: Admission tickets sold to general public visitors for aquarium access. General admission plus special experiences and tours available for purchase.
2. Membership Program: Annual membership passes offering unlimited visits and exclusive benefits, generating recurring revenue from member households.
3. Event Venue Rentals: Private venue rentals for corporate events, weddings, and celebrations. Includes Pier 3, Pier 4, and Harbor View Room spaces with capacities up to 1,450 guests.
4. Tours and Experiences: Premium experiences including dolphin tours, behind-the-scenes tours, VR experiences, aquarium sleepovers, and dive programs at various price points.
5. Education Programs: Revenue from field trips, student programs, youth exhibit guide program fees, and partnerships with Maryland State Department of Education.
6. Donations and Grants: Charitable contributions from individuals, foundations, and government grants including recent $7.4M Chesapeake Bay watershed grants from USFWS and NFWF.
7. Retail and Concessions: Gift shop merchandise, online apparel sales through partner Muzemerch, and exclusive catering through SSA Group for events.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels7 records

Core offering

The National Aquarium operates a public aquarium attraction in Baltimore's Inner Harbor featuring multiple award-winning marine exhibits (Blacktip Reef, Living Seashore, Shark Alley, Dolphin Discovery), supported by an Animal Care and Rescue Center for wildlife rehabilitation and an outdoor Harbor Wetland for urban habitat restoration. It sells admission tickets, annual memberships, premium tours and experiences, and rents its venues for private events. The organization also delivers educational programs for students and conducts conservation, animal rescue, and habitat restoration initiatives.

Product overview

The National Aquarium is a physical attraction and conservation organization offering a portfolio of interactive exhibits, educational programs, animal care facilities, and event venues. The core experience centers on Blue Wonders (Pier 3), featuring award-winning exhibits like Blacktip Reef and Living Seashore, and Dolphin Discovery (Pier 4) showcasing marine mammals. The Aquarium has expanded beyond traditional exhibits with the Animal Care and Rescue Center (opened 2018) for behind-the-scenes animal care and rehabilitation, and Harbor Wetland (opened 2024) for urban habitat restoration. Additional offerings include fee-based Tours and Experiences, school programs like Youth Exhibit Guide and Terrapins in the Classroom, private event hosting, and community science initiatives. The 4D Theater provides immersive film experiences. The organization serves 1.1 million+ annual visitors and generates $430 million in statewide economic impact.

Differentiator

Problem solved

Functional benefit

Products and services

• General Admission Tickets Single-day timed-entry admission tickets sold to the general public for access to all aquarium exhibits at the Baltimore Inner Harbor campus. Open 363 days per year.
• Annual Membership Program Recurring annual membership program offering unlimited aquarium visits and exclusive benefits, generating subscription-like revenue from member households.
• Tours and Experiences Premium add-on experiences including Dolphin Training Session ($95), Insider's Tour ($75-$85), VR Experiences ($8), Animal Care and Rescue Center Tour ($45), Aquarium Sleepover ($130), Shark Behind-the-Scenes Tour ($50-$65), Family Sunrise Tour ($55-$65), and Dolphin Tour ($30) per person.
• Event Venue Rentals Private event rentals including Pier 3 Blue Wonders (cocktail 750, seated 392), Pier 4 Marine Mammal Pavilion (cocktail 700, seated 440), Harbor View Room (cocktail 100, seated 72), and entire aquarium (cocktail 1,450, seated 700), with packages including Touring Nights (from $5,000), Micro-Wedding Package (from $8,500), and Elopement Package (from $2,500).
• 4D Theater Experiences Immersive 4D movie experiences in a 240-person theater including Shark: A 4D Experience and Sea Lion 4D, combining 3D film with physical effects.
• Animal Care and Rescue Center 15,000-square-foot facility in Baltimore's Jonestown neighborhood providing expanded animal care capacity, seal rehabilitation suites, quarantine facilities, coral conservation programs, and behind-the-scenes tours for rescued animals including seals and sea turtles.
• Harbor Wetland Exhibit Free outdoor exhibit in Baltimore's Inner Harbor featuring 10,000 square feet of re-created salt marsh habitat with floating wetlands, 32,000 native grasses and shrubs, presented by CFG Bank.
• Youth Exhibit Guide Program Summer volunteer program for high school students in grades 10-12 providing marine biology career exploration, exhibit interpretation training, and community service opportunities, with a $40 materials fee and need-based scholarships available.
• Terrapins in the Classroom Educational conservation program partnering with 40+ Maryland schools where students care for baby diamondback terrapins through the school year before release on Poplar Island, contributing to conservation research.
• Animal Rescue Program Sea turtle and seal rescue and rehabilitation operations conducted under NOAA permits, including active advocacy for the Sea Turtle Rescue Assistance and Rehabilitation Act for dedicated federal funding.

Quantifiable outcome

• 1.1 million guests served in 2025
• +4 more outcomes

Named customers1 record

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature6 records

Partnerships

Twelve partnerships are on record, tiered core, flagship and minor.

• Smithsonian Environmental Research Center (SERC)coreStrategic or Co-development Partner · 1 January 2025Aquarium joined Chesapeake Bay Otter Alliance, contributing scat samples for river otter research on diet and parasites. Partnership provides insight into ecosystem health and human health through sentinel species monitoring.
• National Fish and Wildlife FoundationflagshipStrategic or Co-development Partner · 13 November 2023NFWF partnered with U.S. Fish and Wildlife Service to announce $7.4 million in grants for Chesapeake Bay watershed habitat restoration, protecting over 4,700 acres of habitat.
• U.S. Fish and Wildlife ServiceflagshipStrategic or Co-development Partner · 13 November 2023USFWS partnered with NFWF to announce $7.4 million in grants for Chesapeake Bay watershed conservation, habitat creation, water quality improvement, and community engagement.
• National Wildlife FederationcoreStrategic or Co-development Partner · 1 May 2016Joint initiative to maintain Oriole Garden at Camden Yards, a native wildlife garden created to provide habitat for orioles, butterflies and other pollinators. Partnership includes Baltimore Orioles and Maryland Stadium Authority.
• Enoch Pratt Free LibraryminorStrategic or Co-development Partner · 1 March 2016Ten-year partnership celebrating Read to Reef Book Club, connecting literacy with marine conservation through library programs.
• CFG BankflagshipGTM or Marketing PartnerCFG Bank is the presenting sponsor of the Harbor Wetland exhibit. This flagship sponsorship positions the bank as a key supporter of the aquarium's urban habitat restoration initiative.
• Baltimore OriolesminorStrategic or Co-development PartnerPartner in Oriole Garden native wildlife garden initiative at Oriole Park at Camden Yards.
• Blue Water BaltimoreminorStrategic or Co-development PartnerEnvironmental partner in the Oriole Garden wildlife garden initiative at Oriole Park at Camden Yards.
• Institute of Marine and Environmental Technology (IMET)coreStrategic or Co-development PartnerResearch partnership for biofilm analysis and DNA barcoding of Inner Harbor biodiversity. IMET provides lab facilities and scientific expertise for aquarium's harbor monitoring program.
• University of Maryland Center for Environmental Science - Horn Point LaboratorycoreStrategic or Co-development PartnerResearch partnership for Chesapeake Bay conservation. Artists and scientists visited Horn Point to learn about oyster hatchery operations and water quality research.
• SSA GroupcoreImplementation/ SI/ Consulting PartnerExclusive in-house catering partner for aquarium events. Specializes in sustainable, eco-friendly menu selections with exceptions for kosher or halal requirements.
• Maryland State Department of EducationcoreStrategic or Co-development PartnerPartnership providing no-cost visits for 52,000 students annually, supporting environmental education across Maryland schools.

Scale indicators9 records

Expansion highlights5 records

Direct peers

• Georgia Aquarium: The largest aquarium in the United States, also routinely ranked in the top tier. Directly comparable in scale, exhibit breadth, and event hosting, and is one of the two other aquariums in National Aquarium's 'top three' benchmark.
• Monterey Bay Aquarium: Nonprofit aquarium with a comparable mission-driven, conservation-first operating model, strong educational programming, and globally recognized brand. Closest analog in nonprofit positioning and conservation research depth.
• Shedd Aquarium: Major Chicago-based nonprofit aquarium with similar exhibit breadth (including marine mammals), education programs, corporate event hosting, and conservation grant activity; routinely grouped in the U.S. top-three benchmark.
• New England Aquarium: Boston-based nonprofit aquarium with comparable visitor scale, animal rescue/rehabilitation programs, and strong education and conservation mission. Operates a similar revenue mix of admissions, memberships, and donations.
• Tennessee Aquarium: Nonprofit regional aquarium in Chattanooga with a comparable freshwater/saltwater exhibit mix, education focus, and event venue model. Useful scale and business-model comparable for a top-quartile U.S. aquarium.
• Audubon Aquarium of the Americas: New Orleans-based aquarium operating within a larger nature institute, with a similar marine-life exhibit portfolio, education programming, and conservation mission. Relevant comparable for visitor mix and event revenue.
• Aquarium of the Pacific: Long Beach, California aquarium with a comparable nonprofit operating model, focus on Pacific marine ecosystems, education programs, and event hosting. Closest West Coast scale comparable.
• Mystic Aquarium: Connecticut-based nonprofit aquarium with a similar focus on marine mammals, animal rescue, and education. Comparable in scale, mission orientation, and reliance on admissions plus donations.

Broad incumbents

• SeaWorld Entertainment: Largest for-profit operator of marine-animal theme parks in the U.S. Overlaps in marine exhibits, marine mammal displays, and event/venue operations, but operates at significantly larger scale, geographically distributed, and for-profit.
• Wildlife Conservation Society (Bronx Zoo): Nonprofit operator of major zoological parks with a similar mission-driven, conservation, education, and policy-advocacy operating model. Comparable in nonprofit governance, donor base, and scale of conservation grants.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/nataquarium
• Facebookfacebook.com/nationalaquarium
• Instagraminstagram.com/nationalaquarium
• Xx.com/natlaquarium
• LinkedInlinkedin.com/company/national-aquarium

Revenue estimate

Valuation estimate

Number of profiles

Profiles15 records

Funding overview

Funding rounds2 records

Investors3 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about National Aquarium