Event · Community
Trick-or-Treat Nights at the St. Louis Aquarium
- When
- Sat, Oct 17October 17, 23, 24, and 30: 2pm-6pm; Halloween Day - October 31: 9am - 6pm
- Where
- St. Louis Aquarium at Union Station201 S 18th St, St. Louis, MO 63103Open in Google Maps ↗
- Ages
- Kids and families
- Cost
- $5 more than a standard Aquarium admission (includes official trick-or-treat bag).
- Organizer
- St. Louis Aquarium at Union Station
Upcoming dates: Sat, Oct 17 · Fri, Oct 23 · Sat, Oct 24 · Fri, Oct 30 · Sat, Oct 31
Kids trick-or-treat throughout the Aquarium collecting candy and prizes, then continue to 10 more trick-or-treat stations around St. Louis Union Station with an official trick-or-treat bag. Part of the Pirates and Pumpkins Halloween season (pirate scavenger hunt, underwater pumpkin carving on weekends at 1:15pm through Nov. 1, face painting).
Visit the official site ↗Official sources checked2026-10-14
Published details checked online. Contact responsiveness and live booking availability have not been confirmed.
What was checked & what still needs confirmation
Year confirmed on the calendar entry "October 23, 2026"; standard admission price not published on pages read.