| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| New Iberia | 1 | 26,164 | 28,413 | -1.39% | 2,348 | 11 | City |
| Jeanerette | 2 | 4,421 | 4,793 | -1.41% | 1,916 | 2 | City |
| Parks | 3 | 668 | 687 | -0.45% | 791 | 1 | Village |
| Loreauville | 4 | 639 | 658 | -0.47% | 1,433 | 0 | Village |
New Iberia is the largest city in Iberia Parish, with a population of 26,164.
Loreauville is the smallest city in Iberia Parish, with a population of 639.
There are 4 cities in Iberia Parish, Louisiana.