14 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lewiston | 1 | 38,898 | 37,110 | 0.16% | 1,139 | 34 | City |
| Auburn | 2 | 25,622 | 24,086 | 0.83% | 432 | 59 | City |
| Lisbon | 3 | 9,880 | 9,727 | 0.34% | 433 | 23 | Town |
| Turner | 4 | 6,191 | 5,821 | 1.46% | 104 | 59 | Town |
| Poland | 5 | 6,074 | 5,906 | 0.53% | 144 | 42 | Town |
| Sabattus | 6 | 5,337 | 5,041 | 1.18% | 208 | 26 | Town |
| Greene | 7 | 4,590 | 4,377 | 1.08% | 142 | 32 | Town |
| Durham | 8 | 4,453 | 4,182 | 1.11% | 116 | 38 | Town |
| Mechanic Falls | 9 | 3,294 | 3,108 | 1.51% | 300 | 11 | Town |
| Livermore Falls | 10 | 3,271 | 3,061 | 1.52% | 166 | 20 | Town |
| Minot | 11 | 2,868 | 2,770 | 0.74% | 97 | 30 | Town |
| Leeds | 12 | 2,458 | 2,263 | 1.99% | 61 | 40 | Town |
| Livermore | 13 | 2,232 | 2,127 | 0.95% | 59 | 38 | Town |
| Wales | 14 | 1,694 | 1,599 | 1.13% | 106 | 16 | Town |
Lewiston is the largest city in Androscoggin County, with a population of 38,898.
Wales is the smallest city in Androscoggin County, with a population of 1,694.
There are 14 cities in Androscoggin County, Maine.