28 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Houghton | 1 | 8,601 | 8,368 | 0.55% | 1,962 | 4.38 | City |
| Calumet charter township | 2 | 6,247 | 6,242 | -0.26% | 187 | 33.36 | Township |
| Hancock | 3 | 4,525 | 4,480 | 0.2% | 1,628 | 2.78 | City |
| Portage charter township | 4 | 3,186 | 3,174 | -0.22% | 28 | 112.03 | Township |
| Adams township | 5 | 2,542 | 2,533 | -0.2% | 54 | 47.13 | Township |
| Torch Lake township | 6 | 1,902 | 1,892 | -0.16% | 24 | 79.87 | Township |
| Laurium | 7 | 1,882 | 1,866 | 0.16% | 2,900 | 0.65 | Village |
| Chassell township | 8 | 1,881 | 1,874 | -0.21% | 39 | 48.33 | Township |
| Osceola township | 9 | 1,837 | 1,822 | -0.11% | 74 | 24.82 | Township |
| Dollar Bay | 10 | 1,210 | 971 | 0.75% | 307 | 3.94 | CDP |
| Lake Linden | 11 | 1,022 | 1,012 | 0.2% | 1,299 | 0.79 | Village |
| Chassell | 12 | 1,001 | 914 | 7.17% | 277 | 3.62 | CDP |
| South Range | 13 | 744 | 736 | 0.27% | 2,044 | 0.36 | Village |
| Hubbell | 14 | 725 | 837 | -2.03% | 388 | 1.87 | CDP |
| Atlantic Mine | 15 | 690 | 787 | 7.14% | 626 | 1.10 | CDP |
| Calumet | 16 | 681 | 676 | 0.15% | 3,422 | 0.20 | Village |
| Dodgeville | 17 | 579 | 350 | 7.22% | 1,072 | 0.54 | CDP |
| Hancock township | 18 | 495 | 495 | -0.4% | 32 | 15.69 | Township |
| Laird township | 19 | 491 | 486 | -0.2% | 3 | 187.31 | Township |
| Painesdale | 20 | 412 | 362 | 7.01% | 1,043 | 0.40 | CDP |
| Hurontown | 21 | 309 | 167 | 7.29% | 1,679 | 0.18 | CDP |
| Trimountain | 22 | 251 | 188 | 7.26% | 537 | 0.47 | CDP |
| Duncan township | 23 | 237 | 234 | 0% | 1 | 176.11 | Township |
| Copper City | 24 | 206 | 203 | 0.49% | 2,452 | 0.08 | Village |
| Elm River township | 25 | 206 | 206 | -0.48% | 2 | 91.26 | Township |
| Eagle River | 26 | 79 | 102 | 6.76% | 13 | 6.20 | CDP |
| Houghton township | 27 | 74 | 70 | 0% | 1 | 120.72 | Township |
| Pelkie | 28 | 47 | 85 | 6.82% | 35 | 1.33 | CDP |
Houghton is the largest city in Houghton County, with a population of 8,601.
Pelkie is the smallest city in Houghton County.
There are 28 cities in Houghton County, Michigan.