11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Unalaska | 1 | 4,446 | 4,256 | 0.88% | 43 | 102 | City |
| Unalaska | 2 | 4,446 | 4,250 | 0.88% | 43 | 102 | City |
| St. Paul | 3 | 446 | 413 | 1.59% | 10 | 43 | City |
| St. Paul | 4 | 446 | 411 | 1.59% | 10 | 43 | City |
| Adak | 5 | 171 | 162 | 1.18% | 5 | 32 | City |
| Adak | 6 | 171 | 161 | 1.18% | 5 | 32 | City |
| St. George | 7 | 69 | 63 | 1.47% | 2 | 35 | City |
| St. George | 8 | 69 | 63 | 1.47% | 2 | 35 | City |
| Atka | 9 | 61 | 56 | 1.67% | 7 | 8 | City |
| Atka | 10 | 61 | 56 | 1.67% | 7 | 8 | City |
| Nikolski | 11 | 15 | 15 | 7.14% | 0.00 | 132 | CDP |
Unalaska is the largest city in Aleutians West Census Area, with a population of 4,446.
Nikolski is the smallest city in Aleutians West Census Area, with a population of 15.
There are 11 cities in Aleutians West Census Area, Alaska.