Rancho La Purísima Concepción

With the cession of California to the United States following the Mexican-American War, the 1848 Treaty of Guadalupe Hidalgo provided that the land grants would be honored.

[10] Juana Briones sold about three quarters of her rancho in 1861 to Martin Murphy Jr. (1807-1884) of Sunnyvale, who had come to California with the Stephens-Townsend-Murphy Party in 1844.

The registration for the site of Juana Briones de Miranda home as a historic resource dates back to November 1, 1954.

The plaque was placed by the California State Parks in cooperation with the Juana Briones Heritage Foundation and the city of Palo Alto, on March 12, 2007.

The site of the home that was constructed of earth inside a wooden crib is located up this street at 4155 Old Adobe Road.

Doña Juana Briones de Miranda , considered the "Founding Mother of San Francisco , bought Rancho La Purísima Concepción in 1844.
Juana Briones De Miranda Home Plaque No. 524.