THE DUPLIN COUNTY LAND BRIEF
Land in the
Rolling Coastal Plain setting.
Duplin County has 814.7 square miles of land in North Carolina. 3 mapped landscape regions meet across Duplin County: Rolling Coastal Plain, Carolina Flatwoods, Swamps and Peatlands.
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.
Regional context: Southeastern Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Duplin County intersects 3 mapped regional units. The largest mapped shares are:
- Rolling Coastal Plain54.4%
- Carolina Flatwoods44.4%
- Swamps and Peatlands1.2%
Middle Atlantic Coastal Plain in Duplin County
Low coastal plains contain terraces, estuaries, marshes and barrier islands. Unconsolidated sediments underlie this varied coastal setting, with forest patterns changing near streams and low-lying areas.
Read the regional source ↗Finding your parcel within Duplin County
The atlas lists 15 cities, towns, townships, and Census communities associated with Duplin County, including Potters Hill, Warsaw, Wallace. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Duplin County by land and water
The Census records 5.5 square miles of water within Duplin County, or 0.7% of its total area. That share is close to Duplin County’s 0.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Duplin County has 385 times the land area of nearby Kenansville town (2.12 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Jones County, Lenoir County, Onslow County, Pender County, Sampson County, Wayne County within North Carolina. A tract near one of these lines should be matched to the county identifier on its own records.

