21 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lincoln | 1 | 2,564 | 2,506 | 0.2% | 110 | 23 | Township |
| Greenbush | 2 | 2,158 | 2,141 | 0.28% | 61 | 35 | Township |
| Lincoln | 3 | 2,158 | 2,077 | 1.12% | 60 | 36 | Township |
| Lincoln | 4 | 1,834 | 1,804 | 0.11% | 52 | 35 | Township |
| Au Sable | 5 | 1,733 | 1,619 | 1.29% | 824 | 2 | CDP |
| Lincoln | 6 | 1,530 | 1,467 | 0.99% | 44 | 35 | Township |
| Harrisville | 7 | 1,372 | 1,302 | 1.11% | 45 | 30 | Township |
| Greenbush | 8 | 1,342 | 1,277 | 0.98% | 54 | 25 | Township |
| Lincoln | 9 | 1,325 | 1,301 | 0.23% | 38 | 35 | Township |
| Hawes | 10 | 1,133 | 1,074 | 1.07% | 16 | 70 | Township |
| Alcona | 11 | 1,013 | 967 | 0.9% | 18 | 57 | Township |
| Lincoln | 12 | 943 | 946 | -0.53% | 45 | 21 | Township |
| Mikado | 13 | 899 | 854 | 0.9% | 13 | 71 | Township |
| Gustin | 14 | 816 | 772 | 1.12% | 23 | 36 | Township |
| Lincoln | 15 | 717 | 730 | -0.42% | 20 | 35 | Township |
| Haynes | 16 | 692 | 657 | 1.02% | 20 | 35 | Township |
| Harrisville | 17 | 461 | 441 | 0.88% | 729 | 1 | City |
| Millen | 18 | 381 | 360 | 1.06% | 5 | 71 | Township |
| Mitchell | 19 | 375 | 352 | 1.35% | 3 | 143 | Township |
| Lost Lake Woods | 20 | 353 | 386 | 0.86% | 70 | 5 | CDP |
| Lincoln | 21 | 304 | 288 | 1% | 369 | 1 | Village |
Lincoln is the largest city in Alcona County, with a population of 2,564.
Lincoln is the smallest city in Alcona County, with a population of 304.
There are 21 cities in Alcona County, Michigan.