11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kalkaska township | 1 | 5,271 | 5,020 | 1.15% | 75 | 70.44 | Township |
| Clearwater township | 2 | 2,645 | 2,492 | 1.38% | 85 | 31.17 | Township |
| Kalkaska | 3 | 2,273 | 2,187 | 0.75% | 862 | 2.64 | Village |
| Springfield township | 4 | 1,669 | 1,565 | 1.46% | 48 | 35.05 | Township |
| Coldsprings township | 5 | 1,633 | 1,543 | 1.3% | 47 | 34.51 | Township |
| Boardman township | 6 | 1,572 | 1,482 | 1.35% | 44 | 36.05 | Township |
| Fife Lake township | 7 | 1,542 | 1,525 | 0.19% | 45 | 34.60 | Township |
| Orange township | 8 | 1,331 | 1,249 | 1.45% | 39 | 34.23 | Township |
| Excelsior township | 9 | 1,050 | 0 | 1.35% | 30 | 35.33 | Township |
| Garfield township | 10 | 1,046 | 0 | 1.36% | 10 | 106.14 | Township |
| Fife Lake | 11 | 470 | 467 | 0.21% | 647 | 0.73 | Village |
Kalkaska township is the largest city in Kalkaska County, with a population of 5,271.
Fife Lake is the smallest city in Kalkaska County.
There are 11 cities in Kalkaska County, Michigan.