7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| New Iberia | 1 | 26,460 | 28,404 | -1.45% | 2,375 | 11 | City |
| Jeanerette | 2 | 4,497 | 4,795 | -1.32% | 1,948 | 2 | City |
| Catahoula | 3 | 1,029 | 1,170 | -0.39% | 336 | 3 | CDP |
| Lydia | 4 | 982 | 1,326 | 0.2% | 577 | 2 | CDP |
| Loreauville | 5 | 646 | 659 | -0.46% | 1,448 | 0 | Village |
| Parks | 6 | 629 | 642 | -0.47% | 744 | 1 | Village |
| Sorrel | 7 | 480 | 560 | -3.81% | 227 | 2 | CDP |
New Iberia is the largest city in Iberia Parish, with a population of 26,460.
Sorrel is the smallest city in Iberia Parish, with a population of 480.
There are 7 cities in Iberia Parish, Louisiana.