The National Aquarium is a nonprofit aquatic education and conservation organization. We are deeply grateful to all our members, who support our mission to inspire conservation of the world's aquatic treasures.
Yes! Membership cards are requested to speed entry, but a valid photo ID can also be presented at the member desk if you've forgotten your card.
If your card(s) have been lost, replacements may be printed at the member desk, or you can email us at firstname.lastname@example.org.
Yes! Within 30 days of your purchase you can apply a portion of the cost of general admission tickets to a new membership for the ticket holders.
||Maximum applied from ticket purchase
||1 adult general admission ticket
||2 adult general admission tickets
||2 adult general admission tickets and up to four children's tickets
||2 adult general admission tickets and up to six children's tickets
For tickets purchased online, contact us at 410-659-4230, Monday through Sunday, 9:00 am to 4:30 pm.
For tickets purchased onsite at the box office, you must have the original paper receipt for the tickets. Please mail us the receipt, along with a completed membership application form and a check for the balance, to:
National Aquarium, c/o Membership
501 East Pratt Street
Baltimore, MD 21202
Yes. The National Aquarium, Inc. is a 501(c)3 tax-exempt organization (EIN 52-1121163). Your membership donation is tax-deductible within the guidelines of U.S. law. For qualifying memberships you will receive an acknowledgement stating the value of any tangible benefits, including printed admission tickets, if they were received.
Member Evenings are special events where members and their guests can enjoy a relaxing crowd-free visit to the National Aquarium. These events are free to members; member guest tickets are $25 each. Learn more here.
Yes! When none of the adults named on the membership can attend, one sitter may accompany children covered by the membership free of charge. The sitter must possess your membership card, their photo ID, and a signed note from an adult member identifying the sitter and children attending.
*The sitter policy applies to Dual, Family, Ocean Ambassador and Patron-level memberships.
Email us at email@example.com and we will be happy to respond by the next business day. You can also contact us by phone at 410-659-4230, Monday through Sunday, from 9:00 am to 4:30 pm.