St. Louis Aquarium at St. Louis Union Station

Event FacilitiesFamily FunIconic St. Louis

About

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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TripAdvisor Rating:

236 Reviews | Write a Review
A pleasant surprise
Reviewed By Brandon H June 2024

I read the reviews before we went so I wasn't expecting a whole lot from this aquarium but I was pleasantly surprised! The place isn't all that big but there was still plenty to see. And the exhibits...

Full Review
Hands on Fun!
Reviewed By Global37204973925 May 2024

Great hands on exhibits!! Not the biggest aquarium —we were there about an hour— but very interactive. Our kids age 2-11 loved it!!

Full Review
Nice Addition to St Louis Things to do.
Reviewed By GardenDiva88 June 2024

We thoroughly enjoyed our experience. We went on a weekday morning & it was pleasantly busy, but not too crowded. Lots of fun, hands on activities for everyone. The entry "train ride" was a fun way...

Full Review

Hours

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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TripAdvisor Rating:

236 Reviews | Write a Review
A pleasant surprise
Reviewed By Brandon H June 2024

I read the reviews before we went so I wasn't expecting a whole lot from this aquarium but I was pleasantly surprised! The place isn't all that big but there was still plenty to see. And the exhibits...

Full Review
Hands on Fun!
Reviewed By Global37204973925 May 2024

Great hands on exhibits!! Not the biggest aquarium —we were there about an hour— but very interactive. Our kids age 2-11 loved it!!

Full Review
Nice Addition to St Louis Things to do.
Reviewed By GardenDiva88 June 2024

We thoroughly enjoyed our experience. We went on a weekday morning & it was pleasantly busy, but not too crowded. Lots of fun, hands on activities for everyone. The entry "train ride" was a fun way...

Full Review