San Juan Bautista State Historic Park

San Juan Bautista Plaza Historic District
The Plaza Hotel houses the state park's entrance and a museum
Location2211 Garden Road,
San Juan Bautista, California
Coordinates36°50′44.02″N 121°32′4.4″W / 36.8455611°N 121.534556°W / 36.8455611; -121.534556
Area6 acres (2.4 ha)
Built1797 (1797)
Architectural styleColonial
NRHP reference No.69000038
Significant dates
Added to NRHPDecember 8, 1969
Designated NHLDApril 15, 1970

San Juan Bautista State Historic Park is a California state park encompassing the historic center of San Juan Bautista, California, United States. It preserves a significant concentration of buildings dating to California's period of Spanish and Mexican control. It includes the Plaza Hotel, the José Castro House, and several other buildings facing the historic plaza. It became a state park in 1933.

The park is part of the San Juan Bautista Plaza Historic District, along with the adjacent Mission San Juan Bautista and the Juan de Anza House southeast of the park. The district was declared a National Historic Landmark in 1970. It is also a site on the Juan Bautista de Anza National Historic Trail.