DeRidder-Fort Johnson South Metropolitan Area | |
|---|---|
| West Central Louisiana | |
 Location of the Fort Johnson South-DeRidder CSA and its components: Fort Johnson Micropolitan Statistical Area DeRidder Micropolitan Statistical Area | |
 | |
| Country |  United States |
| State |  Louisiana |
| Parishes | Beauregard Vernon |
| Principal city | DeRidder Fort Johnson South (unincorporated) |
| Largest city | DeRidder |
The DeRidder-Fort Johnson South, LA combined statistical area is made up of two parishes in central Louisiana. The statistical area consists of the Fort Johnson South Micropolitan Statistical Area and the DeRidder Micropolitan Statistical Area. As of the 2000 census, the CSA had a population of 85,517. The population decreased slightly in 2020 to 85,299.