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Hours and Prices

The Zoo is Free

Guest Alert for Friday, June 21

The Zoo opens at 8 a.m. and will close at noon on Friday, June 21, to prepare for ZOOFARI, the Zoo's most important fundraiser of the year. Guests are encouraged to visit other institutions within the Metropolitan Zoological Park and Museum District in the afternoon: Missouri Botanical Garden, Missouri History Museum, Saint Louis Art Museum and Saint Louis Science Center.

Summer Hours 2024

See more about Summer Zoo Weekends

May 28 through Aug. 18
8 a.m.–5 p.m. — Sunday–Thursday*
8 a.m.–6:30 p.m. — Friday–Saturday*

*Friday, June 21
8 a.m.–noon (Zoo closes early for ZOOFARI)

*Wednesday, Aug. 7
8 a.m.-4 p.m.

Aug. 19-30
9 a.m.–5 p.m. daily**

**Friday, Aug. 23
9 a.m.–3 p.m.
Zoo closes early for Jammin' at the Zoo

Aug. 31-Sept. 2 — Labor Day Weekend
8 a.m.–6:30 p.m.

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

Fall and Winter Hours

Click to expand the block and see the hours for each season.

Sept. 3 through Oct. 8, 2024
9 a.m.–5 p.m. daily*

*Friday, Sept. 27, 2024
9 a.m.–4 p.m.

Oct. 9 through Dec. 30, 2024
9 a.m.–4 p.m. daily, except holidays

Holiday Hours 2024:
Nov. 28 (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.

Jan. 1, 2025, (New Year's Day) — Zoo closed

Check back for 2025 hours.

Paid Attractions and Services

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

Experience more for less

Adventure Pass

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