Boo at the Zoo (Select Nights)

Boo at the Zoo is a non-scary, kid-friendly Halloween event offered on select nights from October 9 through October 30 at the Saint Louis Zoo. The event runs 5:00 p.m. to 8:30 p.m. with last entry at 8:00 p.m., and extends across the Zoo’s expanded footprint including Historic Hill. Admission is $13 for Zoo Members and $16 for General Admission; children ages 0–23 months are free. The experience features festive decorations, photo opportunities, and included experiences such as the Primate House, Dinoroarus, the 4D Theater with Spookley’s 4D Jamboree, the Bayer Insectarium, the Hoessle Herpetarium, and Stingrays at Caribbean Cove, among others; some experiences may have additional fees or be subject to change. Boo at the Zoo is not a trick-or-treat event, and costumes are encouraged but must be family-friendly.