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
TripAdvisor Rating:
244 Reviews | Write a ReviewSt Louis Aquarium at Halloween
Reviewed By starchar October 2024We really enjoyed visiting this Aquarium. The staff was super friendly and the Halloween decorations were top notch. The theme was Pirates and Pumpkins and it carried through the entire place. From...
Full ReviewGreat Place!
Reviewed By Sarinity P August 2024Small but super fun and interactive! The staff was very friendly and loved answering questions. There were a lot of shows and touch ponds. The class was clear and the fish were beautiful!
Full ReviewGreat family venue
Reviewed By denisepott July 2024I took my 7 yr old grandson to the aquarium mid-week, and was happy to see that it was not crowded. The entrance includes a spectacular overhead video featuring both undersea creatures and views of...
Full ReviewHours
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
TripAdvisor Rating:
244 Reviews | Write a ReviewSt Louis Aquarium at Halloween
Reviewed By starchar October 2024We really enjoyed visiting this Aquarium. The staff was super friendly and the Halloween decorations were top notch. The theme was Pirates and Pumpkins and it carried through the entire place. From...
Full ReviewGreat Place!
Reviewed By Sarinity P August 2024Small but super fun and interactive! The staff was very friendly and loved answering questions. There were a lot of shows and touch ponds. The class was clear and the fish were beautiful!
Full ReviewGreat family venue
Reviewed By denisepott July 2024I took my 7 yr old grandson to the aquarium mid-week, and was happy to see that it was not crowded. The entrance includes a spectacular overhead video featuring both undersea creatures and views of...
Full Review