16 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Little Falls | 1 | 9,081 | 9,116 | -0.08% | 1,130 | 8.04 | City |
| Pierz | 2 | 1,485 | 1,422 | 0.88% | 1,077 | 1.38 | City |
| Royalton | 3 | 1,277 | 1,287 | -0.16% | 637 | 2.01 | City |
| Motley | 4 | 693 | 680 | 0.43% | 499 | 1.39 | City |
| Randall | 5 | 612 | 611 | 0% | 306 | 2 | City |
| Upsala | 6 | 480 | 485 | -0.21% | 148 | 3.24 | City |
| Swanville | 7 | 336 | 328 | 0.6% | 638 | 0.53 | City |
| Buckman | 8 | 314 | 309 | 0.32% | 310 | 1.01 | City |
| Bowlus | 9 | 267 | 274 | -0.37% | 209 | 1.28 | City |
| Sobieski | 10 | 219 | 214 | 0.46% | 55 | 4 | City |
| Flensburg | 11 | 208 | 215 | -0.48% | 30 | 6.98 | City |
| Lastrup | 12 | 122 | 124 | 0% | 331 | 0.37 | City |
| Elmdale | 13 | 117 | 114 | 0.86% | 34 | 3.44 | City |
| St. Anthony | 14 | 92 | 92 | 0% | 187 | 0.49 | City |
| St. Rosa | 15 | 60 | 57 | 1.7% | 163 | 0.37 | City |
| Hillman | 16 | 22 | 22 | 0% | 35 | 0.62 | City |
Little Falls is the largest city in Morrison County, with a population of 9,081.
Hillman is the smallest city in Morrison County.
There are 16 cities in Morrison County, Minnesota.