Roundhouse Aquarium

Roundhouse Marine Studies Lab and Aquarium

Dedicated to teaching students & visitors about the oceans, marine life, and the environment.

Located at the end of Manhattan Beach Pier

Manhattan Beach, California

Open to the public free of charge

Suggested donation: $2 per person or $5 per family

Labor Day through Memorial Day Hours:

Monday-Friday 2pm-5pm

Saturday-Sunday 10am-sunset

Memorial Day through Labor Day Hours:

Monday-Friday 2pm-8pm

Saturday-Sunday 9am-8pm

(for holiday hours or changes due to weather or classes, please click on the Facebook link)

Please click the links above to find out more about our programs, including class field trips, volunteer opportunities, summer camp, and more!

Roundhouse Happenings in January

The Roundhouse is hiring!  We're looking for a part-time Educator and Operations Assistant.  Click here to learn more about joining the Roundhouse Team.

Celebrate Jellies all month long with the Roundhouse!

Come visit the Roundhouse and check out our new displays about animals sea jellies and their relatives

Like us on Facebook for fun posts throughout the month, you could even win a prize for answering some of our trivia.

Join us for our FREE Sea Story Time every Sunday at 11:30am. Bring your kids or grandkids and join us while we read books about marine reptiles.

Our UPDATED Annual Report for 2012-2013 is now available online.  Please click here to read about our accomplishments and plans for the future.



We have a new website coming soon.  Please excuse our mess during the transition.


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