27 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Muskegon | 1 | 37,165 | 37,210 | -0.02% | 2,628 | 14.14 | City |
| Norton Shores | 2 | 24,996 | 25,018 | -0.02% | 1,075 | 23.24 | City |
| Muskegon charter township | 3 | 17,856 | 17,604 | 0.35% | 761 | 23.47 | Township |
| Fruitport charter township | 4 | 16,291 | 14,615 | 3.11% | 544 | 29.97 | Township |
| Egelston township | 5 | 11,433 | 11,128 | 0.53% | 344 | 33.19 | Township |
| Muskegon Heights | 6 | 9,755 | 9,905 | -0.31% | 3,063 | 3.19 | City |
| Dalton township | 7 | 9,628 | 9,433 | 0.34% | 273 | 35.30 | Township |
| Laketon township | 8 | 7,672 | 7,627 | 0.07% | 440 | 17.42 | Township |
| Fruitland township | 9 | 5,958 | 5,798 | 0.63% | 164 | 36.26 | Township |
| Roosevelt Park | 10 | 4,108 | 4,167 | -0.29% | 4,000 | 1.03 | City |
| North Muskegon | 11 | 4,076 | 4,091 | -0.07% | 2,277 | 1.79 | City |
| Cedar Creek township | 12 | 3,385 | 3,199 | 1.14% | 97 | 34.90 | Township |
| Whitehall | 13 | 3,228 | 2,920 | 1.96% | 1,004 | 3.22 | City |
| Ravenna township | 14 | 3,089 | 2,963 | 1.24% | 85 | 36.17 | Township |
| Sullivan township | 15 | 2,837 | 2,544 | 3.13% | 118 | 24.08 | Township |
| Casnovia township | 16 | 2,825 | 2,791 | 0.25% | 79 | 35.60 | Township |
| Holton township | 17 | 2,690 | 2,585 | 0.79% | 77 | 34.98 | Township |
| Blue Lake township | 18 | 2,426 | 2,419 | -0.04% | 72 | 33.56 | Township |
| Montague | 19 | 2,416 | 2,418 | 0% | 920 | 2.63 | City |
| Moorland township | 20 | 1,838 | 1,635 | 3.26% | 51 | 35.73 | Township |
| Whitehall township | 21 | 1,815 | 1,770 | 0.67% | 200 | 9.10 | Township |
| Montague township | 22 | 1,572 | 1,555 | 0.26% | 82 | 19.12 | Township |
| White River township | 23 | 1,432 | 1,389 | 0.56% | 90 | 15.84 | Township |
| Ravenna | 24 | 1,401 | 1,341 | 0.86% | 1,176 | 1.19 | Village |
| Lakewood Club | 25 | 1,318 | 1,332 | -0.23% | 689 | 1.91 | Village |
| Fruitport | 26 | 1,185 | 1,104 | 1.37% | 1,307 | 0.91 | Village |
| Casnovia | 27 | 321 | 318 | 0.31% | 302 | 1.06 | Village |
Muskegon is the largest city in Muskegon County, with a population of 37,165.
Casnovia is the smallest city in Muskegon County.
There are 27 cities in Muskegon County, Michigan.