THE POINSETT COUNTY LAND BRIEF
Land in the
Western Lowlands Pleistocene Valley Trains setting.
Poinsett County has 758.3 square miles of land in Arkansas. 6 mapped landscape regions meet across Poinsett County: Western Lowlands Pleistocene Valley Trains, St. Francis Lowlands, Northern Holocene Meander Belts, among others.
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.
Regional context: Mississippi Alluvial Plain ↗ · Regional mapping across the county footprint
Where the landscape changes
Poinsett County intersects 6 mapped regional units. The largest mapped shares are:
- Western Lowlands Pleistocene Valley Trains43.4%
- St. Francis Lowlands35.5%
- Northern Holocene Meander Belts8.9%
- Bluff Hills6.5%
- Northern Pleistocene Valley Trains5.5%
Mississippi Valley Loess Plains in Poinsett County
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.
Read the regional source ↗Finding your parcel within Poinsett County
The atlas lists 10 cities, towns, townships, and Census communities associated with Poinsett County, including Trumann, Marked Tree, Payneway. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Poinsett County by land and water
The Census records 5.36 square miles of water within Poinsett County, or 0.7% of its total area. That share is close to Poinsett County’s 0.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Poinsett County has 316.5 times the land area of nearby Harrisburg city (2.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Craighead County, Crittenden County, Cross County, Jackson County, Mississippi County within Arkansas. A tract near one of these lines should be matched to the county identifier on its own records.

