Boo at the Zoo

Presented by Get ready for some trick-or-treat fun just for the adults! This year, the Milwaukee County Zoo will host a brand-new Halloween event for guests ages 21 and older. Grab your friends and put on your best costumes as you enjoy music and live entertainment while visiting your favorite animals after hours. Don’t miss out on trick-or-treating around Adventure Africa and take part in the costume contest featuring fun prizes for the best outfits. Seasonal treats and drinks will be available for purchase. Zoo Pass and Platypus Circle Members receive 15% off Spooky Safari admission. There is not a member discount code. Members will create an account on the Zoo ticketing website and will automatically receive the discount. Buy tickets