THE VACAVILLE LAND BRIEF
Land in the
Yolo Alluvial Fans setting.
Vacaville city has 29.9 square miles of land in Solano County. Its Census reference point is in Yolo Alluvial Fans, within Central California Valley.
The Sacramento and San Joaquin river systems occupy broad sediment-filled basins, with fans and terraces toward the valley margins. These nearly level landscapes contrast with California's surrounding hills and mountains.
Regional context: Central California Valley ↗ · Classification at the Census reference point
Vacaville and Solano County
Vacaville is associated with Solano County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Vacaville by land and water
The Census records 0.23 square miles of water within Vacaville, or 0.8% of its total area. It is 8.5 percentage points lower than the 9.3% recorded for Solano County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Vacaville city has 56.3 times the land area of nearby Elmira CDP (0.53 square miles). These areas describe boundaries, not comparable property prices.

