13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cambridge | 1 | 13,232 | 13,091 | 0.21% | 1,243 | 10.65 | City |
| Hurlock | 2 | 2,095 | 2,070 | 0.24% | 785 | 2.67 | Town |
| Algonquin | 3 | 1,008 | 1,110 | -1.56% | 1,342 | 0.75 | CDP |
| Secretary | 4 | 468 | 470 | 0% | 1,608 | 0.29 | Town |
| East New Market | 5 | 402 | 396 | 0.25% | 1,005 | 0.40 | Town |
| Vienna | 6 | 274 | 269 | 0.37% | 358 | 0.77 | Town |
| Fishing Creek | 7 | 253 | 202 | 2.43% | 240 | 1.06 | CDP |
| Madison | 8 | 215 | 163 | 0.47% | 67 | 3.20 | CDP |
| Church Creek | 9 | 105 | 102 | 0.96% | 312 | 0.34 | Town |
| Taylors Island | 10 | 93 | 83 | -5.1% | 22 | 4.14 | CDP |
| Brookview | 11 | 47 | 47 | 0% | 1,093 | 0.04 | Town |
| Eldorado | 12 | 46 | 46 | 0% | 630 | 0.07 | Town |
| Elliott | 13 | 26 | 38 | 8.33% | 74 | 0.35 | CDP |
Cambridge is the largest city in Dorchester County, with a population of 13,232.
Elliott is the smallest city in Dorchester County.
There are 13 cities in Dorchester County, Maryland.