| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| DeRidder | 1 | 9,422 | 9,885 | -0.85% | 1,014 | 9 | City |
| Merryville | 2 | 945 | 972 | -0.53% | 97 | 10 | Town |
DeRidder is the largest city in Beauregard Parish, with a population of 9,422.
Merryville is the smallest city in Beauregard Parish, with a population of 945.
There are 2 cities in Beauregard Parish, Louisiana.