12 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Manitowoc | 1 | 34,592 | 34,663 | -0.03% | 1,927 | 18 | City |
| Two Rivers | 2 | 11,183 | 11,276 | -0.13% | 1,847 | 6 | City |
| Kiel | 3 | 3,993 | 3,938 | 0.23% | 1,580 | 3 | City |
| Cleveland | 4 | 1,579 | 1,584 | -0.06% | 799 | 2 | Village |
| Mishicot | 5 | 1,419 | 1,430 | -0.14% | 556 | 3 | Village |
| Reedsville | 6 | 1,191 | 1,196 | -0.08% | 983 | 1 | Village |
| Valders | 7 | 956 | 955 | 0% | 664 | 1 | Village |
| Whitelaw | 8 | 748 | 741 | 0.13% | 1,425 | 1 | Village |
| St. Nazianz | 9 | 712 | 714 | 0% | 897 | 1 | Village |
| Francis Creek | 10 | 678 | 657 | 0.59% | 597 | 1 | Village |
| Maribel | 11 | 341 | 335 | 0.29% | 298 | 1 | Village |
| Kellnersville | 12 | 311 | 314 | 0% | 577 | 1 | Village |
Manitowoc is the largest city in Manitowoc County, with a population of 34,592.
Kellnersville is the smallest city in Manitowoc County, with a population of 311.
There are 12 cities in Manitowoc County, Wisconsin.