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Admission is free!
The Smithsonian's National Zoo is open every day of the year except Dec. 25.
Visitors: Please note that Think Tank, Great Cats, Mane Grill and the Speedwell Foundation Conservation Carousel will close at 12 p.m. on Thursday, July 20 in preparation for Brew at the Zoo.

Visitors, please be aware that certain attractions, including the Speedwell Conservation Carousel, along with animal demonstrations and outdoor animal viewing, are weather dependent.


Grounds: 8 a.m. to 7 p.m. (last admittance 6 p.m.) | 5 p.m. closing in winter* (last admittance 4 p.m.)
Exhibit Buildings: 9 a.m. to 6 p.m. | 4 p.m. closing in winter* (Amazonia opens at 10 a.m. all year)
Dining & Shopping: 9 a.m. to 5 p.m. | 10 a.m. to 4 p.m. in winter* 
Visitor Center: 8 a.m. to 6 p.m. | 4 p.m. closing in winter*

*Winter hours begin October 1 and run through March 14. Exact dates may vary each year. Please check back for updates.