THE GIBSON COUNTY LAND BRIEF
Land in the
Loess Plains setting.
Gibson County has 602.7 square miles of land in Tennessee. 2 mapped landscape regions meet across Gibson County: Loess Plains, Northern Hilly Gulf Coastal Plain.
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
Gibson County intersects 2 mapped regional units. The largest mapped shares are:
- Loess Plains62.5%
- Northern Hilly Gulf Coastal Plain37.5%
Southeastern Plains in Gibson County
Irregular plains of sand, silt and clay support a mix of pine and hardwood landscapes. The region has more relief than the lower coastal plain, with generally gentle stream gradients.
Read the regional source ↗Finding your parcel within Gibson County
The atlas lists 10 cities, towns, townships, and Census communities associated with Gibson County, including Humboldt, Milan, Trenton. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Gibson County by land and water
The Census records 0.91 square miles of water within Gibson County, or 0.1% of its total area. That share is close to Gibson County’s 0.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Gibson County has 75 times the land area of nearby Trenton city (8.04 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Carroll County, Crockett County, Dyer County, Madison County, Obion County, Weakley County within Tennessee. A tract near one of these lines should be matched to the county identifier on its own records.

