Smithsonian National Zoological Park

Hours

Grounds: 6 a.m.- 8 p.m.
(last admittance 7 p.m.)
Visitor Center: 9 a.m.- 5 p.m.
Exhibit Buildings: 10 a.m.- 6 p.m.
Concessions: 9 a.m.- 5 p.m.
Shops: 9 a.m.- 5 p.m.

Note: Winter hours begin in November.