Cosley Zoo sign and entrance on sunny day

Hours & Location

We’re looking forward to seeing you at the zoo!

Here is what you need to know for your visit:

Timed entry tickets – ALL zoo visitors, including Cosley Zoo members, Wheaton Park District residents, children, and non-members/non-residents are required to purchase/reserve a timed ticket in advance.

No refunds – Refunds will not be provided. However, you may transfer to another available date and time within five days of your original ticket. Transfers must be completed prior to your reserved entry time. You are unable to transfer tickets after your original reserved date and time have passed.

Weather – The zoo is an outdoor facility open rain or shine. Please come prepared for all types of weather. Tickets will not be refunded for inclement weather.

Face coverings – Face coverings are required for all individuals age two and over when indoors at Cosley Zoo.



Cosley Zoo hours are currently 9A to 5P, with the last ticket issued at 4P.


Address: 1356 N. Gary Ave., Wheaton, Illinois 60187

Zoo map (PDF opens in new window)

Cosley Zoo Visitor Map (PDF)

To find Wheaton hotels nearby, visit


Donate Online

Secure donation portal at is best viewed using Chrome, Firefox, Edge and Safari web browsers.


Receive upcoming event details, animal profiles, conservation information and more in your inbox!
Subscribe to e-News


facebook icon YouTube icon Yelp icon instagram icon TripAdvisor icon

Bobcat photo at top of page by Edward Durbin 

Share this on your favorite platform!