8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cambridge | 1 | 13,304 | 13,091 | 0.32% | 1,250 | 11 | City |
| Hurlock | 2 | 2,099 | 2,068 | 0.29% | 787 | 3 | Town |
| Secretary | 3 | 469 | 469 | 0% | 1,612 | 0 | Town |
| East New Market | 4 | 409 | 398 | 0.49% | 1,023 | 0 | Town |
| Vienna | 5 | 276 | 270 | 0.36% | 361 | 1 | Town |
| Church Creek | 6 | 105 | 102 | 0% | 312 | 0 | Town |
| Brookview | 7 | 46 | 45 | 0% | 1,070 | 0 | Town |
| Eldorado | 8 | 46 | 45 | 0% | 630 | 0 | Town |
Cambridge is the largest city in Dorchester County, with a population of 13,304.
Eldorado is the smallest city in Dorchester County, with a population of 46.
There are 8 cities in Dorchester County, Maryland.