girls observe tarantula held by staff

Spend a night at Cosley Zoo with some of your favorite animals.

Cosley Zoo is not currently offering overnight programs. Check back soon!

Overnight Programs

Experience animals and nature from dusk until dawn without ever leaving the suburbs. We’ll provide the activities, an evening snack, continental breakfast and tons of fun!


Who: Groups with participants 6 years of age and up. Perfect for scouts, 4-H, community groups, etc.

Group Size: Minimum of 20; maximum of 40. If your group is smaller than 20, invite another group to join in the fun!

Chaperones: One adult chaperone per every 10 participants is required.

Time: The adventure begins at 6:30P and ends the next morning at 8A.

When: Available Friday or Saturday nights.

Cost: $40/person (child or adult).

For more information, download: Group Overnights at Cosley Zoo (PDF)

If you have additional questions or would like to make your reservation, please call 630.665.5534 or e-mail


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Bobcat photo at top of page by Edward Durbin 

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