THE MARION COUNTY LAND BRIEF
Land in the
Knobs-Norman Upland setting.
Marion County has 343.6 square miles of land in Kentucky. 4 mapped landscape regions meet across Marion County: Knobs-Norman Upland, Outer Bluegrass, Hills of the Bluegrass, among others.
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.
Regional context: Interior Plateau ↗ · Regional mapping across the county footprint
Where the landscape changes
Marion County intersects 4 mapped regional units. The largest mapped shares are:
- Knobs-Norman Upland50.5%
- Outer Bluegrass45.1%
- Hills of the Bluegrass4.3%
- Eastern Highland Rim0.1%
Finding your parcel within Marion County
The atlas lists 5 cities, towns, townships, and Census communities associated with Marion County, including Lebanon, Loretto, Raywick. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Marion County by land and water
The Census records 3.31 square miles of water within Marion County, or 1% of its total area. That share is close to Marion County’s 1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Marion County has 50.3 times the land area of nearby Lebanon city (6.84 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Boyle County, Casey County, Larue County, Nelson County, Taylor County, Washington County within Kentucky. A tract near one of these lines should be matched to the county identifier on its own records.

