3 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Prattville | 1 | 41,289 | 37,839 | 1.41% | 1,156 | 36 | City |
| Autaugaville | 2 | 829 | 787 | 0.85% | 106 | 8 | Town |
| Billingsley | 3 | 127 | 129 | 0% | 108 | 1 | Town |
Prattville is the largest city in Autauga County, with a population of 41,289.
Billingsley is the smallest city in Autauga County, with a population of 127.
There are 3 cities in Autauga County, Alabama.