THE SAN BENITO COUNTY LAND BRIEF
Land in the
Diablo Range setting.
San Benito County has 1,388.7 square miles of land in California. 10 mapped landscape regions meet across San Benito County: Diablo Range, Gabilan Range, Upper Santa Clara Valley, among others.
Oak woodland, chaparral and grassland occupy foothills and low coastal mountains around the Central Valley. Narrow agricultural valleys interrupt this landscape of dry summers and wetter winters.
Regional context: Central California Foothills and Coastal Mountains ↗ · Regional mapping across the county footprint
Where the landscape changes
San Benito County intersects 10 mapped regional units. The largest mapped shares are:
- Diablo Range52.9%
- Gabilan Range16.8%
- Upper Santa Clara Valley9%
- Eastern Hills7.5%
- Salinas-Cholame Hills5.4%
Coast Range in San Benito County
Pacific-facing coastal mountains support moisture-loving conifers, with marine terraces, dunes and beaches along the ocean edge. Inland slopes and the immediate coast have different vegetation patterns.
Read the regional source ↗Finding your parcel within San Benito County
The atlas lists 5 cities, towns, townships, and Census communities associated with San Benito County, including Hollister, Aromas, Tres Pinos. The list includes overlapping geography types and does not divide the county into exclusive service areas.
San Benito County by land and water
The Census records 1.82 square miles of water within San Benito County, or 0.1% of its total area. That share is close to San Benito County’s 0.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, San Benito County has 385.5 times the land area of nearby Tres Pinos CDP (3.6 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Fresno County, Merced County, Monterey County, Santa Clara County, Santa Cruz County within California. A tract near one of these lines should be matched to the county identifier on its own records.

