The 3rd Annual Boo at the Zoo will be held on Saturday, Oct. 25 and Sunday, Oct. 26, 2025, from 3- 6 p.m. (The Zoo will close at 2 p.m. on these dates to prepare for the event, and there will be no Petting Zoo on Saturday, Oct. 25).

Admission is free during the event. 

Boo at the Zoo will feature:

• Keiki Activities
• Costume Contest - 4:30 pm (both Saturday and Sunday)
• Food Vendors
• Trick-or-Treating ($1/bag*)
• Animal Interactions
• and More! 

*Keiki must use Zoo bag to collect treats. While supplies last.