Grounds Open: 8 a.m. to 6 p.m.; last admittance is at 5 p.m.

Exhibit Buildings Open: 9 a.m. to 6 p.m. (summer)/ 4 p.m. (winter)

Please note: last admittance to exhibit buildings is 30 minutes before closing.

The Zoo is open every day, except Dec. 25.

Winter hours begin Sept. 15: 8 a.m. to 4 p.m.; last admittance at 3 p.m.

Summer hours begin March 15: 8 a.m. to 6 p.m.; last admittance is at 5 p.m.

The Zoo is free to visit, but entry passes are required for all guests, including infants.