Rancho Corral de Piedra was a 30,911-acre (125.09 km2) Mexican land grant in present day San Luis Obispo County, California consisting of two square leagues given in 1841 by Governor Juan B. Alvarado to José María Villavicencio, with an extension of five square leagues given in 1846, by Governor Pio Pico.

the daughter of Sebastian Rodríguez grantee of Rancho Bolsa del Pajaro and Maria Perfecta Pacheco.

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.

In 1866, Rodríguez convinced the heirs to sell him the entire rancho, which he sold to dairymen George Steele and his brothers Edgar W., Isaac C., and Rensselaer E.

[8] In 1867, the heirs decided that the sale to Rodríguez was not legal, and sold six-sevenths of the rancho to George Alexander.