9 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tipton | 1 | 3,033 | 3,162 | -0.85% | 1,499 | 2 | City |
| West Branch | 2 | 2,967 | 2,509 | 3.16% | 1,154 | 3 | City |
| Durant | 3 | 1,778 | 1,875 | -1.11% | 1,441 | 1 | City |
| Clarence | 4 | 979 | 1,039 | -1.21% | 1,286 | 1 | City |
| Mechanicsville | 5 | 962 | 1,019 | -1.23% | 1,167 | 1 | City |
| Lowden | 6 | 758 | 801 | -1.17% | 706 | 1 | City |
| Stanwood | 7 | 605 | 640 | -1.14% | 760 | 1 | City |
| Bennett | 8 | 325 | 347 | -1.52% | 1,570 | 0 | City |
| Toronto | 9 | 100 | 102 | -0.99% | 549 | 0 | City |
Tipton is the largest city in Cedar County, with a population of 3,033.
Toronto is the smallest city in Cedar County, with a population of 100.
There are 9 cities in Cedar County, Iowa.