THE DEWITT COUNTY LAND BRIEF
Land in the
Southern Post Oak Savanna setting.
DeWitt County has 909 square miles of land in Texas. 3 mapped landscape regions meet across DeWitt County: Southern Post Oak Savanna, Southern Blackland/Fayette Prairie, Northern Humid Gulf Coastal Prairies.
The Post Oak Savanna's irregular plains form a transition between open prairie and the Piney Woods. Post oak, grassland and locally dense clay subsoils are characteristic regional elements.
Regional context: East Central Texas Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
DeWitt County intersects 3 mapped regional units. The largest mapped shares are:
- Southern Post Oak Savanna51%
- Southern Blackland/Fayette Prairie47.7%
- Northern Humid Gulf Coastal Prairies1.2%
Texas Blackland Prairies in DeWitt County
Fine-textured clay soils distinguish the Blackland Prairie landscape from surrounding Texas regions. Its historic prairie setting now includes a mixture of agricultural areas and expanding developed corridors.
Read the regional source ↗Western Gulf Coastal Plain in DeWitt County
Low coastal plains extend along the western Gulf, contrasting with more irregular inland country. Grassland was the principal natural cover, with river corridors and coastal features adding local variation.
Read the regional source ↗Finding your parcel within DeWitt County
The atlas lists 4 cities, towns, townships, and Census communities associated with DeWitt County, including Cuero, Yoakum, Yorktown. The list includes overlapping geography types and does not divide the county into exclusive service areas.
DeWitt County by land and water
The Census records 1.51 square miles of water within DeWitt County, or 0.2% of its total area. That share is close to DeWitt County’s 0.2%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, DeWitt County has 138.5 times the land area of nearby Cuero city (6.56 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Goliad County, Gonzales County, Karnes County, Lavaca County, Victoria County within Texas. A tract near one of these lines should be matched to the county identifier on its own records.

