A region is a related collection of counties that may or may not span multiple states. The SRDC has defined 6 regions for study or comparison.

The Mid South Delta region.

The Mid South Delta region includes counties/parishes that constitute the core of the Delta region in the below states.

There are 58 counties in the Mid South Delta region.

Counties from these states are included in the Mid South Delta region:

1. Arkansas
2. Louisiana
3. Mississippi