Boo At The Zoo Denver 2024 Date. The denver zoo’s longstanding tradition “boo at the zoo” was replaced by “wild fall” last year and it looks like the new event is still going strong in 2022. Boo at the zoo is back.
Denver zoo is offering seven (7) community free days throughout 2024 for anyone in our community! The denver zoo’s annual “boo at the zoo” halloween celebration isn’t happening this year, instead being replaced by a new “wild fall” celebration, the zoo announced friday.