THE MONTE RIO LAND BRIEF
Land in the
Coastal Franciscan Redwood Forest setting.
Monte Rio CDP has 1.91 square miles of land in Sonoma County. Its Census reference point is in Coastal Franciscan Redwood Forest, within Coast Range.
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.
Regional context: Coast Range ↗ · Classification at the Census reference point
Monte Rio and Sonoma County
Monte Rio is associated with Sonoma 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.
Monte Rio by land and water
The Census records 0.08 square miles of water within Monte Rio, or 4% of its total area. It is 6.8 percentage points lower than the 10.9% recorded for Sonoma County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Monte Rio CDP has 19.6% of the land area of nearby Guerneville CDP (9.71 square miles). These areas describe boundaries, not comparable property prices.

