Penasquitos – 92129
community of Rancho Peñasquitos is located west of Interstate 15, north of Los
Peñasquitos Canyon Preserve, south of the community of Rancho Bernardo, and
east of the Torrey Highlands Community. State Route 56 traverses east-west
through the central portion of the community. Rancho Peñasquitos encompasses
approximately 6,500 acres including Black Mountain Regional Park.
Approximately 51% of Rancho Peñasquitos is designated for residential development, 34% for parks and open space, and 2% for commercial. The community has a diverse topography that is characterized by numerous canyons, hillsides and ridges. The most prominent feature of the community is Black Mountain which rises to an elevation of 1,500 feet.
Located in the Los Peñasquitos Canyon Preserve is the "adobe house", the oldest known residence in San Diego.