THE OBION COUNTY LAND BRIEF
Land in the
Loess Plains setting.
Obion County has 544.9 square miles of land in Tennessee. 4 mapped landscape regions meet across Obion County: Loess Plains, Bluff Hills, Northern Holocene Meander Belts, among others.
Windblown loess blankets irregular plains and rolling hills, with steeper bluffs near the Mississippi River. Flatter eastern areas contrast with the more deeply cut bluff country.
Regional context: Mississippi Valley Loess Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Obion County intersects 4 mapped regional units. The largest mapped shares are:
- Loess Plains62.3%
- Bluff Hills31%
- Northern Holocene Meander Belts4.4%
- Northern Pleistocene Valley Trains2.2%
Mississippi Alluvial Plain in Obion County
The Mississippi's broad alluvial plain includes river terraces, swales and natural levees. Small changes in elevation distinguish local settings within this generally flat river landscape.
Read the regional source ↗Finding your parcel within Obion County
The atlas lists 10 cities, towns, townships, and Census communities associated with Obion County, including Union City, South Fulton, Kenton. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Obion County by land and water
The Census records 10.6 square miles of water within Obion County, or 1.9% of its total area. That share is close to Obion County’s 1.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Obion County has 404.5 times the land area of nearby Troy town (1.35 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Dyer County, Gibson County, Lake County, Weakley County within Tennessee. A tract near one of these lines should be matched to the county identifier on its own records.

