St. Louis Aquarium at St. Louis Union Station

Event FacilitiesFamily FunIconic St. Louis


A new page is being written in the long history of St. Louis’ historic Union Station. Located in what was once one of the busiest passenger rail terminals in the world, the St. Louis Aquarium at Union Station will take you on an aquatic journey like no other. From alligator snapping turtles to zebra sharks, from personalized interactive experiences to community-building activities, and everything in between, we have something for everyone. Explore what awaits you!

201 S. 18th St.
St. Louis, MO 63103

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232 Reviews | Write a Review
Worth price and time
Reviewed By Kevin H April 2024

Super unique Aquarium. Beautiful and clean. Disney World level. Very friendly and helpful staff. My 2 teenagers and both us adults loved it. A must see. The entry area and introduction are cool...

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Cool aquarium!
Reviewed By timwS213ZK April 2024

A very unique aquarium. We have been to lots of aquariums, but I think this was the most hands-on and fun! It's especially fun for kids.

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Even the kids were bored.
Reviewed By DayTrip20386719480 February 2024

Super small. I wouldn't even call it an aquarium. You have to look through tiny framed windows to see the sharks and there aren't any large aquariums filled with fish like you'd see at any other...

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1/1-1/15 – 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday 1/16-2/10 – (Seasonal hours) 9am-5pm daily 2/11-2/19 – 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday 2/20 – 3/10 – (Seasonal hours) 9am-5pm daily 3/11 – 3/31 – 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday 4/1 – 5/19 – (Seasonal hours) 9am-5pm daily 5/20-9/2 – 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday 9/3-9/29 – Seasonal hours (9am-5pm daily) 9/30 – 10/27 – 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday 10/28 – 11/24 – Seasonal hours (9am-5pm daily) 11/25 – 12/1 – Standard hours for Thanksgiving Weekend (9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday) 12/2 – 12/24 – (Seasonal hours) 9am-5pm daily 12/25 – 1/5 9am-5pm Sunday – Thursday 9am-8pm Friday/Saturday

Handicap AccessibleDowntownDowntown

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