THE DYER COUNTY LAND BRIEF
Land in the
Loess Plains setting.
Dyer County has 512.4 square miles of land in Tennessee. 4 mapped landscape regions meet across Dyer County: Loess Plains, Northern Holocene Meander Belts, Northern Pleistocene Valley Trains, 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
Dyer County intersects 4 mapped regional units. The largest mapped shares are:
- Loess Plains49.5%
- Northern Holocene Meander Belts21.4%
- Northern Pleistocene Valley Trains20.1%
- Bluff Hills9%
Mississippi Alluvial Plain in Dyer 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 Dyer County
The atlas lists 8 cities, towns, townships, and Census communities associated with Dyer County, including Dyersburg, Newbern, Lenox. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Dyer County by land and water
The Census records 13.8 square miles of water within Dyer County, or 2.6% of its total area. That share is close to Dyer County’s 2.6%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Dyer County has 29.6 times the land area of nearby Dyersburg city (17.3 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Crockett County, Gibson County, Lake County, Lauderdale County, Obion County within Tennessee. A tract near one of these lines should be matched to the county identifier on its own records.

