Saturday, October 25, 2014
9 a.m. to 4 p.m.
Admission is FREE.

Educational Activity Stations 9 a.m. - 2 p.m.
Entertainment 9 a.m. - 3 p.m.
Cardinal Glennon Kids Interactive ER 9 a.m. - 4 p.m.
Pumpkin Stomp 'n Chomp 10 a.m. - 3:30 p.m.
Crafts and Games 12 noon - 4 p.m.
Costume Character Meet-and-Greet 3:15 p.m.
Admission is free from 9 a.m. to 5 p.m. only.

Mummies and daddies are invited to bring their little ghouls and goblins to a day of educational activity stations and animal enrichment throughout the Zoo. Encounter surprises and goodies along the way, along with your favorite costumed characters, magicians and entertainment. Be sure to come and show off your costume at this event. There are plenty of photo opportunities including haystacks, pumpkins, and of course, our animals! It is a safe Halloween event all ghouls and goblins are sure to enjoy.

Boo-tiful Costume

Dress in style with a Boo at the Zoo souvenir T-shirt. The long-sleeve, white cotton shirt features a turtle dressed as Michelangelo. Shirts are available at Zoo gift shops or by phone at (314) 646-4771, while supplies last.

Directions & Daily Schedule

Click here for detailed directions. The Zoo's daily schedule and everyday attractions are still in operation during this event.


Because Boo at the Zoo is a family-friendly event with young children who might be frightened, visitors over age 13 in costume are not allowed unless they are accompanying children. Specifically, our policy requires no adults can be wearing a mask or otherwise have their face covered with face-painting, etc.


SSM Cardinal Glennon Children's Medical Center, Mid America Chevy Dealers, Build-A-Bear Workshop® At The Zoo, K-HITS 96.3 and FM NewsTalk 97.1

Boo at the Zoo Nights

Come explore the Zoo after dark during the special Halloween evenings: Boo at the Zoo Nights, October 17-30, from 5:30 to 8:30 p.m.! This non-scary, kid-friendly Halloween experience is filled with laughs and adventure.

Halloween Candy Shopping Guide

Protect orangutans by purchasing candy that uses sustainable palm oil! Use this orangutan-friendly sustainable palm oil Halloween candy list.