Families 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 presented by SSM Health Cardinal Glennon on select nights Oct. 9–30, 2026. Please note, this is not a trick-or-treating event.
Tickets are required for ages 2+ and must be purchased in advance online at stlzoo.org/boo.
- Select Nights Oct. 9-30: $13/Zoo member; $16/non-member
- Oct. 12 (Sensory-Friendly Night): $13/Zoo member; $16/non-member
- Free admission for children ages 0-23 months.