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Denver Zoo offers FREE admission to guests visiting on their birthday.

Register your birthday on the Denver Zoo’s web site.   Make sure that you also register your family members.

From their website 

When you register, you will receive an admission ticket for the day of your birthday via email. Bring your ticket on your birthday to Denver Zoo Box Office or the Boettcher Welcome Center to receive your coupons that entitles you to:

  • FREE Daytime Denver Zoo Admission

  • FREE souvenir button

  • FREE Jr. ice cream cone

  • FREE spin on our Conservation Carousel

  • 10% off of a purchase at our gift shop

Happy FREE Zoo Birthday!



Offer subject to change.  Contact location to verify.

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