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Hours and Prices

The Zoo is always free

Summer Hours

Summer Zoo Weekends

Memorial Day Weekend, May 26-29, 2023
8 a.m.–6:30 p.m.

May 30–Aug. 20, 2023
8 a.m.–5 p.m. — Sunday–Thursday
8 a.m.–6:30 p.m. — Friday*–Saturday

*Friday, June 16, 2023
8 a.m.–noon
Zoo closes early for ZOOFARI

*Friday, July 21, 2023
8 a.m.–3 p.m.
Zoo closes early for Jammin' at the Zoo

*Friday, Aug. 18, 2023
8 a.m.–3 p.m.
Zoo closes early for Jammin' at the Zoo

The Saint Louis Zoo's operating hours are subject to change.

Fall-Winter Hours

Aug. 21–Oct. 11, 2023
9 a.m.–5 p.m. daily*

*Thursday, Aug. 24
9 a.m.–4 p.m.
Zoo closes early for Sunset Safari

Labor Day Weekend, Sept. 2–4
8 a.m. to 6:30 p.m.

Oct. 12–Dec. 30, 2023
9 a.m.–4 p.m. daily, except holidays

Holiday Hours
Nov. 23 (Thanksgiving Day) — 9 a.m.–2 p.m.
Dec. 24 (Christmas Eve) — 9 a.m.–2 p.m.
Dec. 25 (Christmas Day) — Zoo closed
Dec. 31 (New Year's Eve) — 9 a.m.–3 p.m.

The Saint Louis Zoo's operating hours are subject to change.

Check back for winter 2024 hours.

Paid Attractions

The Zoo is always free. Paid attractions are included in the Adventure Pass.

Experience more for less

Adventure Pass
Membership

Save with a Zoo Membership!

Want FREE parking, FREE rides on Zooline Railroad, and FREE admission to Sea Lion Show and other attractions? Don’t pass on this great value!

Get it all with your membership

Group Discounts

Learn about discounts for groups of guests

Group Discounts