THE CLARK COUNTY LAND BRIEF
Land in the
Pre-Wisconsinan Drift Plains setting.
Clark County has 372.5 square miles of land in Indiana. 4 mapped landscape regions meet across Clark County: Pre-Wisconsinan Drift Plains, Knobs-Norman Upland, Outer Bluegrass, among others.
Rolling glacial till plains are interrupted by end moraines and areas of older, more dissected deposits. The historical landscape had more tree cover than the Central Corn Belt to the west.
Regional context: Eastern Corn Belt Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Clark County intersects 4 mapped regional units. The largest mapped shares are:
- Pre-Wisconsinan Drift Plains78.1%
- Knobs-Norman Upland15.7%
- Outer Bluegrass3.3%
- Mitchell Plain2.9%
Interior Plateau in Clark County
Open hills, irregular plains and tablelands are developed on limestone and other sedimentary rocks. Oak-hickory woodland, local prairie and cedar-glade settings contribute to this diverse inland plateau.
Read the regional source ↗Finding your parcel within Clark County
The atlas lists 23 cities, towns, townships, and Census communities associated with Clark County, including Charlestown, Monroe, Wood. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Clark County by land and water
The Census records 4.13 square miles of water within Clark County, or 1.1% of its total area. That share is close to Clark County’s 1.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Clark County has 17.9 times the land area of nearby Union township (20.9 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Floyd County, Jefferson County, Scott County, Washington County within Indiana. A tract near one of these lines should be matched to the county identifier on its own records.

