THE CENTRALIA LAND BRIEF
Land in the
Southern Illinoian Till Plain setting.
Centralia city has 8.2 square miles of land in Clinton County, Jefferson County, Marion County, Washington County. Its Census reference point is in Southern Illinoian Till Plain, within Interior River Valleys and Hills.
Broad terraced river valleys contrast with wooded slopes and dissected glacial plains. Bottomland settings and upland oak landscapes occur close together across the Interior River Valleys and Hills.
Regional context: Interior River Valleys and Hills ↗ · Classification at the Census reference point
One place name. 4 county geographies.
Centralia intersects 4 county geographies: Clinton County, Jefferson County, Marion County, Washington County. A Centralia mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Centralia by land and water
The Census records 1.03 square miles of water within Centralia, or 11.2% of its total area. It is 7 percentage points higher than the 4.1% recorded for Illinois. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Centralia city has 14.5 times the land area of nearby Central City village (0.57 square miles). These areas describe boundaries, not comparable property prices.

