17 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Elkton | 1 | 16,015 | 15,820 | 0.24% | 1,771 | 9 | Town |
| Elkton | 2 | 16,015 | 15,822 | 0.24% | 1,771 | 9 | Town |
| Perryville | 3 | 4,539 | 4,388 | 0.64% | 1,422 | 3 | Town |
| Perryville | 4 | 4,539 | 4,391 | 0.64% | 1,422 | 3 | Town |
| North East | 5 | 4,216 | 4,085 | 0.6% | 2,066 | 2 | Town |
| North East | 6 | 4,216 | 4,088 | 0.6% | 2,066 | 2 | Town |
| Rising Sun | 7 | 2,783 | 2,751 | 0.22% | 1,683 | 2 | Town |
| Rising Sun | 8 | 2,783 | 2,752 | 0.22% | 1,683 | 2 | Town |
| Charlestown | 9 | 1,547 | 1,499 | 0.59% | 1,323 | 1 | Town |
| Charlestown | 10 | 1,547 | 1,500 | 0.59% | 1,323 | 1 | Town |
| Chesapeake City | 11 | 748 | 730 | 0.4% | 1,411 | 1 | Town |
| Chesapeake City | 12 | 748 | 730 | 0.4% | 1,411 | 1 | Town |
| Cecilton | 13 | 691 | 673 | 0.44% | 1,431 | 0 | Town |
| Cecilton | 14 | 691 | 673 | 0.44% | 1,431 | 0 | Town |
| Port Deposit | 15 | 628 | 613 | 0.48% | 278 | 2 | Town |
| Port Deposit | 16 | 628 | 613 | 0.48% | 278 | 2 | Town |
| Georgetown | 17 | 27 | 23 | -20.59% | 18 | 1 | CDP |
Elkton is the largest city in Cecil County, with a population of 16,015.
Georgetown is the smallest city in Cecil County, with a population of 27.
There are 17 cities in Cecil County, Maryland.