THE SCOTT COUNTY LAND BRIEF
Land in the
Western Dissected Illinoian Till Plain setting.
Scott County has 250.8 square miles of land in Illinois. 3 mapped landscape regions meet across Scott County: Western Dissected Illinoian Till Plain, Upper Mississippi Alluvial Plain, River 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 ↗ · Regional mapping across the county footprint
Where the landscape changes
Scott County intersects 3 mapped regional units. The largest mapped shares are:
- Western Dissected Illinoian Till Plain55.4%
- Upper Mississippi Alluvial Plain26.7%
- River Hills17.9%
Finding your parcel within Scott County
The atlas lists 10 cities, towns, townships, and Census communities associated with Scott County, including Winchester, Manchester, Glasgow. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Scott County by land and water
The Census records 1.86 square miles of water within Scott County, or 0.7% of its total area. That share is close to Scott County’s 0.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Scott County has 222.1 times the land area of nearby Winchester city (1.13 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Greene County, Morgan County, Pike County within Illinois. A tract near one of these lines should be matched to the county identifier on its own records.

