10 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Muscatine | 1 | 23,068 | 23,757 | -0.5% | 1,268 | 18 | City |
| West Liberty | 2 | 3,661 | 3,850 | -0.84% | 2,072 | 2 | City |
| Wilton | 3 | 2,912 | 2,917 | -0.03% | 1,417 | 2 | City |
| Fruitland | 4 | 912 | 959 | -0.87% | 508 | 2 | City |
| Conesville | 5 | 349 | 352 | 0% | 972 | 0 | City |
| Nichols | 6 | 311 | 328 | -0.96% | 1,364 | 0 | City |
| Atalissa | 7 | 282 | 296 | -0.7% | 2,029 | 0 | City |
| Stockton | 8 | 168 | 176 | -0.59% | 1,541 | 0 | City |
| Maysville | 9 | 155 | 155 | 0% | 566 | 0 | City |
| Welton | 10 | 122 | 128 | -0.81% | 464 | 0 | City |
Muscatine is the largest city in Muscatine County, with a population of 23,068.
Welton is the smallest city in Muscatine County, with a population of 122.
There are 10 cities in Muscatine County, Iowa.