13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Madison | 1 | 28,140 | 27,757 | 0.27% | 1,114 | 25.25 | City |
| Ridgeland | 2 | 24,354 | 24,616 | -0.21% | 927 | 26.26 | City |
| Canton | 3 | 10,626 | 10,915 | -0.54% | 499 | 21.27 | City |
| Gluckstadt | 4 | 3,748 | 2,959 | 7.15% | 427 | 8.78 | City |
| Gluckstadt | 5 | 3,748 | 2,959 | 10.82% | 427 | 8.78 | City |
| Gluckstadt | 6 | 3,748 | 3,084 | 7.15% | 427 | 8.78 | City |
| Gluckstadt | 7 | 3,748 | 3,084 | 10.82% | 427 | 8.78 | City |
| Gluckstadt | 8 | 3,457 | 2,959 | -1.17% | 394 | 8.78 | City |
| Gluckstadt | 9 | 3,457 | 2,959 | 2.22% | 394 | 8.78 | City |
| Gluckstadt | 10 | 3,457 | 3,084 | -1.17% | 394 | 8.78 | City |
| Gluckstadt | 11 | 3,457 | 3,084 | 2.22% | 394 | 8.78 | City |
| Sharon | 12 | 2,048 | 1,810 | 2.09% | 239 | 8.56 | CDP |
| Flora | 13 | 1,622 | 1,652 | -0.37% | 492 | 3.30 | Town |
Madison is the largest city in Madison County, with a population of 28,140.
Flora is the smallest city in Madison County.
There are 13 cities in Madison County, Mississippi.