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 |
|---|---|---|---|---|---|---|---|
| Adrian | 1 | 20,111 | 20,617 | -0.63% | 2,512 | 8.0 | City |
| Tecumseh | 2 | 8,571 | 8,670 | -0.29% | 1,517 | 5.6 | City |
| Raisin township | 3 | 8,055 | 7,907 | 0.63% | 223 | 36.2 | Township |
| Madison charter township | 4 | 7,046 | 8,431 | -6.95% | 232 | 30.4 | Township |
| Adrian township | 5 | 6,282 | 6,403 | -0.33% | 185 | 33.9 | Township |
| Addison township | 6 | 6,218 | 6,246 | -0.11% | 175 | 35.5 | Township |
| Deerfield township | 7 | 5,776 | 5,758 | 0.19% | 162 | 35.6 | Township |
| Cambridge township | 8 | 5,727 | 5,727 | 0.3% | 180 | 31.9 | Township |
| Deerfield township | 9 | 4,137 | 4,163 | -0.48% | 114 | 36.2 | Township |
| Blissfield township | 10 | 3,824 | 3,913 | -0.49% | 183 | 20.9 | Township |
| Clinton township | 11 | 3,702 | 3,757 | -0.22% | 204 | 18.2 | Township |
| Woodstock township | 12 | 3,571 | 3,609 | -0.14% | 105 | 33.9 | Township |
| Deerfield township | 13 | 3,329 | 3,256 | 0.3% | 94 | 35.5 | Township |
| Blissfield | 14 | 3,244 | 3,318 | -0.58% | 1,463 | 2.2 | Village |
| Rollin township | 15 | 3,004 | 3,037 | -0.36% | 89 | 33.7 | Township |
| Clinton | 16 | 2,474 | 2,524 | -0.52% | 1,349 | 1.8 | Village |
| Hudson | 17 | 2,343 | 2,417 | -0.8% | 1,069 | 2.2 | City |
| Morenci | 18 | 2,206 | 2,270 | -0.72% | 1,041 | 2.1 | City |
| Tecumseh township | 19 | 2,015 | 2,044 | -0.15% | 160 | 12.6 | Township |
| Palmyra township | 20 | 1,993 | 2,021 | -0.3% | 55 | 36.5 | Township |
| Deerfield township | 21 | 1,869 | 1,786 | 0.97% | 52 | 35.7 | Township |
| Rome township | 22 | 1,770 | 1,818 | -0.56% | 49 | 35.9 | Township |
| Dover township | 23 | 1,640 | 1,664 | -0.3% | 47 | 35.1 | Township |
| Fairfield township | 24 | 1,640 | 1,664 | -0.3% | 39 | 42.1 | Township |
| Hudson township | 25 | 1,506 | 1,496 | 0.33% | 43 | 35.4 | Township |
| Ridgeway township | 26 | 1,483 | 1,528 | -0.54% | 52 | 28.7 | Township |
| Deerfield township | 27 | 1,461 | 1,500 | -0.55% | 58 | 25.0 | Township |
| Riga township | 28 | 1,440 | 1,287 | 2.86% | 35 | 40.9 | Township |
| Macon township | 29 | 1,287 | 1,317 | -0.46% | 39 | 32.6 | Township |
| Seneca township | 30 | 1,109 | 1,142 | -0.63% | 28 | 40.1 | Township |
| Jasper township | 31 | 1,088 | 1,065 | 0.37% | 30 | 35.9 | Township |
| Medina township | 32 | 1,082 | 1,115 | -0.64% | 23 | 47.5 | Township |
| Clayton township | 33 | 1,020 | 1,001 | 0.39% | 32 | 32.1 | Township |
| Onsted | 34 | 995 | 1,001 | -0.2% | 933 | 1.1 | Village |
| Deerfield | 35 | 882 | 910 | -0.79% | 931 | 0.9 | Village |
| Addison | 36 | 584 | 600 | -0.68% | 612 | 1.0 | Village |
| Britton | 37 | 555 | 574 | -0.89% | 702 | 0.8 | Village |
| Cement City | 38 | 410 | 421 | -0.73% | 460 | 0.9 | Village |
| Clayton | 39 | 313 | 325 | -0.95% | 437 | 0.7 | 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.
Adrian is the largest city in Lenawee County.
Clayton is the smallest city in Lenawee County.
There are 39 cities in Lenawee County, Michigan.