Mountain View Adobe

The Mountain View Adobe stands at 157 Moffett Boulevard in the city of Mountain View, in the southern Santa Clara Valley. The surrounding region was part of the Mexican-era Rancho Pastoria de las Borregas and adjacent grants in the years before American statehood, and a small number of adobe houses were built on those lands during the 1840s and 1850s before the orchards and, much later, the technology industries of the valley transformed the landscape. The Mountain View Adobe is one of the few surviving early structures of that pre-orchard rancho period in the immediate area.

Architecturally the building is a vernacular single-story Northern California adobe. The walls were laid up from sun-dried adobe brick produced near the site from local alluvial clay, set on a low stone foundation, and finished with lime plaster to resist the high winter rainfall of the bay-side climate. The roof was framed in hewn or sawn timber and pitched more steeply than in the dry south coast, with hand-split shakes or, in later phases, milled wood shingles. The plan was a simple linear arrangement of rooms opening onto a covered porch, the standard rancho-house form of the period.

The building represents one of the small group of Northern California ranch adobes preserved through the agricultural and urban transformation of the Santa Clara Valley. It was listed on the National Register of Historic Places in 2002 under reference 02001256, recognizing its rarity as a documented early structure within a city otherwise rebuilt almost entirely during the late twentieth century.

The property is held in private use today and is not operated as a museum, though it remains visible along Moffett Boulevard and stands as a recognized contributor to the city's small historic inventory. Within the broader California adobe tradition, the Mountain View Adobe belongs to the Santa Clara Valley lineage of small ranch adobes that grew up on the Mexican land grants between the Bay and the Coast Ranges, a body of work largely erased by the orchard and silicon expansions of the twentieth century.