Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Pop. | 2020 Pop. | Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lapeer | 1 | 9,156 | 9,042 | 0.31% | 1,247 | 7.3 | City |
| Almont township | 2 | 7,090 | 6,955 | 0.62% | 193 | 36.8 | Township |
| Oregon township | 3 | 5,717 | 5,706 | 0.18% | 176 | 32.6 | Township |
| Elba township | 4 | 5,245 | 5,234 | 0.19% | 165 | 31.7 | Township |
| Lapeer township | 5 | 4,977 | 4,951 | 0.24% | 165 | 30.2 | Township |
| Dryden township | 6 | 4,815 | 4,796 | 0.27% | 136 | 35.5 | Township |
| Attica township | 7 | 4,724 | 4,705 | 0.23% | 134 | 35.3 | Township |
| Hadley township | 8 | 4,551 | 4,543 | 0.18% | 130 | 35.0 | Township |
| Metamora township | 9 | 4,517 | 4,378 | 0.83% | 132 | 34.2 | Township |
| Marathon township | 10 | 4,431 | 4,457 | 0.02% | 134 | 33.0 | Township |
| Imlay City | 11 | 3,758 | 3,702 | 0.37% | 1,533 | 2.5 | City |
| North Branch township | 12 | 3,534 | 3,564 | -0.11% | 98 | 36.1 | Township |
| Imlay township | 13 | 3,151 | 3,111 | 0.41% | 94 | 33.5 | Township |
| Almont | 14 | 2,852 | 2,831 | 0.18% | 2,122 | 1.3 | Village |
| Burnside township | 15 | 1,909 | 1,904 | 0.26% | 36 | 53.4 | Township |
| Goodland township | 16 | 1,741 | 1,734 | 0.29% | 49 | 35.6 | Township |
| Rich township | 17 | 1,497 | 1,496 | 0.07% | 43 | 35.0 | Township |
| North Branch | 18 | 1,104 | 1,107 | -0.09% | 766 | 1.4 | Village |
| Dryden | 19 | 1,030 | 1,032 | -0.1% | 935 | 1.1 | Village |
| Columbiaville | 20 | 710 | 717 | -0.28% | 805 | 0.9 | Village |
| Metamora | 21 | 605 | 591 | 0.5% | 728 | 0.8 | Village |
| Otter Lake | 22 | 356 | 363 | -0.56% | 472 | 0.8 | Village |
| Clifford | 23 | 309 | 308 | 0% | 205 | 1.5 | Village |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Lapeer is the largest city in Lapeer County.
Clifford is the smallest city in Lapeer County.
There are 23 cities in Lapeer County, Michigan.