José Joaquín Estudillo, Juana Martínez de Estudillo, San Leandro, California

The Estudillo Family That Founded San Leandro

José Joaquín Estudillo was born in the Presidio of Monterey, and became a prestigious landowner within Alta California.

José Joaquín Estudillo and his wife Juana Martínez de Estudillo, through Mexican land grants, became the founders of the city of San Leandro.

The site of the last home José Joaquín Estudillo and his wife Juana Martínez de Estudillo is located next to the Saint Leander Catholic Church.

The Custom House

California Historic Landmark #1

The first historical landmark established by the California state government was the Custom House within the Monterey Historic Park.

The Custom House was utilized as the port of entry for Alta California when it was used by the Mexican government. There is a Mexican flag hanging inside the structure, to enforce the fact that the structure was built and used by the Mexican government.