THE LONOKE COUNTY LAND BRIEF
Land in the
Grand Prairie setting.
Lonoke County has 771.7 square miles of land in Arkansas. 5 mapped landscape regions meet across Lonoke County: Grand Prairie, Arkansas/Ouachita River Holocene Meander Belts, Arkansas/Ouachita River Backswamps, 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
Lonoke County intersects 5 mapped regional units. The largest mapped shares are:
- Grand Prairie50.2%
- Arkansas/Ouachita River Holocene Meander Belts23.5%
- Arkansas/Ouachita River Backswamps20.6%
- Fourche Mountains4%
- Arkansas Valley Plains1.7%
Ouachita Mountains in Lonoke County
Long east-west ridges formed from folded sedimentary rock define the Ouachitas. Forested slopes and narrow intervening valleys differ from the plateaus and broad lowlands around the range.
Read the regional source ↗Arkansas Valley in Lonoke 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 Lonoke County
The atlas lists 11 cities, towns, townships, and Census communities associated with Lonoke County, including Cabot, Keo, Carlisle. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Lonoke County by land and water
The Census records 31.7 square miles of water within Lonoke County, or 3.9% of its total area. That share is close to Lonoke County’s 3.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Lonoke County has 160.5 times the land area of nearby Lonoke city (4.81 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Arkansas County, Faulkner County, Jefferson County, Prairie County, Pulaski County, White County within Arkansas. A tract near one of these lines should be matched to the county identifier on its own records.

