THE JACKSON COUNTY LAND BRIEF
Land in the
Western Lowlands Pleistocene Valley Trains setting.
Jackson County has 633.6 square miles of land in Arkansas. 3 mapped landscape regions meet across Jackson County: Western Lowlands Pleistocene Valley Trains, Western Lowlands Holocene Meander Belts, Arkansas Valley Hills.
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
Jackson County intersects 3 mapped regional units. The largest mapped shares are:
- Western Lowlands Pleistocene Valley Trains66.6%
- Western Lowlands Holocene Meander Belts24.2%
- Arkansas Valley Hills9.1%
Arkansas Valley in Jackson County
The Arkansas Valley mixes forested ridges with broader valleys. Its terrain is less rugged than the Boston and Ouachita mountains that border it, but more varied than neighboring plains.
Read the regional source ↗Finding your parcel within Jackson County
The atlas lists 11 cities, towns, townships, and Census communities associated with Jackson County, including Newport, Diaz, Tuckerman. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Jackson County by land and water
The Census records 7.83 square miles of water within Jackson County, or 1.2% of its total area. That share is close to Jackson County’s 1.2%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Jackson County has 46.8 times the land area of nearby Newport city (13.6 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Craighead County, Cross County, Independence County, Lawrence County, Poinsett County, White County, Woodruff County within Arkansas. A tract near one of these lines should be matched to the county identifier on its own records.

