The estate included pavilions and other outbuildings, a large barn and houses for the working staff. The Cook House was a three room rectangular wooden building behind the main house. The cook lived in one room while the other two rooms were used for food preparation and cooking. "El Delirio" is a small wooden structure in the garden next to the main house It served as a retreat for the Vallejo family and guests. A special warehouse was erected in 1852 in order to store wine, fruit, and other produce. The original timbers were cut and numbered in Europe and shipped to California. Eventually the building was converted to residential use and became known as the "Swiss Chalet".