THE DEKALB COUNTY LAND BRIEF
Land in the
Southern Table Plateaus setting.
DeKalb County has 777.1 square miles of land in Alabama. 3 mapped landscape regions meet across DeKalb County: Southern Table Plateaus, Southern Limestone/Dolomite Valleys and Low Rolling Hills, Plateau Escarpment.
Open low mountains and plateau edges form a landscape of wooded uplands and deeper ravines. Escarpments mark the transition toward both the Ridge and Valley and the Interior Plateau.
Regional context: Southwestern Appalachians ↗ · Regional mapping across the county footprint
Where the landscape changes
DeKalb County intersects 3 mapped regional units. The largest mapped shares are:
- Southern Table Plateaus73.7%
- Southern Limestone/Dolomite Valleys and Low Rolling Hills20.8%
- Plateau Escarpment5.6%
Ridge and Valley in DeKalb County
Long, roughly parallel ridges and valleys follow folded and faulted rock layers. Limestone valleys, sandstone ridges and other geologic contrasts produce varied terrain and numerous regional springs and caves.
Read the regional source ↗Finding your parcel within DeKalb County
The atlas lists 17 cities, towns, townships, and Census communities associated with DeKalb County, including Fort Payne, Henagar, Rainsville. The list includes overlapping geography types and does not divide the county into exclusive service areas.
DeKalb County by land and water
The Census records 1.59 square miles of water within DeKalb County, or 0.2% of its total area. That share is close to DeKalb County’s 0.2%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, DeKalb County has 583.4 times the land area of nearby Pine Ridge town (1.33 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Cherokee County, Etowah County, Jackson County, Marshall County within Alabama. A tract near one of these lines should be matched to the county identifier on its own records.

