13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Albion | 1 | 1,743 | 1,732 | 0.17% | 1,670 | 1 | City |
| Albion | 2 | 1,743 | 1,726 | 0.17% | 1,670 | 1 | City |
| St. Edward | 3 | 714 | 721 | -0.14% | 1,085 | 1 | City |
| St. Edward | 4 | 714 | 719 | -0.14% | 1,085 | 1 | City |
| Cedar Rapids | 5 | 375 | 378 | -0.27% | 1,047 | 0 | Village |
| Cedar Rapids | 6 | 375 | 377 | -0.27% | 1,047 | 0 | Village |
| Petersburg | 7 | 325 | 330 | -0.31% | 869 | 0 | Village |
| Petersburg | 8 | 325 | 329 | -0.31% | 869 | 0 | Village |
| Loretto | 9 | 116 | 112 | 7.41% | 413 | 0 | CDP |
| Belgrade | 10 | 103 | 111 | -1.9% | 536 | 0 | Village |
| Belgrade | 11 | 103 | 112 | -1.9% | 536 | 0 | Village |
| Primrose | 12 | 56 | 56 | 0% | 202 | 0 | Village |
| Primrose | 13 | 56 | 56 | 0% | 202 | 0 | Village |
Albion is the largest city in Boone County, with a population of 1,743.
Primrose is the smallest city in Boone County, with a population of 56.
There are 13 cities in Boone County, Nebraska.