Families of all ages can enjoy festive decorations, entertainers, special food and drink menus and more at the Saint Louis Zoo's nighttime, non-scary Halloween experience Boo at the Zoo! Boo at the Zoo is a long-time St. Louis family favorite, with fun. spellbinding decorations for great photo opportunities, spooktacular entertainment as actors bring the decorated areas to life, interaction with the animals, meet the Zoo's new Komodo dragon, fun at the 4-D Theater and Conservation Carousel, and much more.
At Boo at the Zoo you can visit the Caribbean Cove, slither into the Charles H. Hoessle Herpetaruim and the Bayer Insectarium, as well as ride the Zooline railroad, see the Stingrays at Caribbean Cove and more.
And don't forget the special food and drink menus and souvenir t-shirts! Please note: this is not a trick-or-treating event.
Boo at the Zoo is happening nightly from 5 to 8:30 p.m., October 16-30, 2025 at the Saint Louis Zoo. Tickets are available now.
October 14 is Sensory Friendly Night for guests with sensory sensitivities. This night includes sensory maps, quiet areas, and trained Zoo staff to assist individuals with sensory sensitivities.
Family-friendly costumes are encouraged! Scary costumes are not permitted. Costume masks and face paint/makeup that conceals the whole face are not permitted on guests 14 and older.
Learn more and get tickets at stlzoo.org
At this free art program for ages 3-6 the focus is on the process of making art rather than the finished product. Dress to get messy!
Get ready for tons of free, soapy fun! Come to the library to play with tons of bubbles with the Bubble Bus.
See the Zoo's California sea lions perform acrobatic and athletic feats, including Olympic-style dives on a high-diving platform, flipper walks, frisbee tosses and plenty of surprises. While on stage with the sea lions, the Zoo's trainers explain sea lion behavior and positive-reinforcement training, in addition to the need for conserving the sea lion's ocean habitat.
The Preschool Science Series is an open exploration learning lab for young scientists, ages 18 months to 5 years and their families. Activities are designed around research that shows children learn best through play, inquiry and shared experiences with their parents and caregivers.
Meet up in Forest Park for a fun storytime followed by nature adventures! These free story times are open to children of all ages and their caregivers.