13 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Aurora | 1 | 7,751 | 7,216 | 1.16% | 1,231 | 6 | City |
| Mount Vernon | 2 | 4,799 | 4,510 | 1.01% | 1,170 | 4 | City |
| Marionville | 3 | 2,105 | 2,059 | 0.38% | 1,179 | 2 | City |
| Pierce City | 4 | 1,283 | 1,250 | 0.47% | 995 | 1 | City |
| Miller | 5 | 720 | 702 | 0.42% | 939 | 1 | City |
| Verona | 6 | 515 | 505 | 0.39% | 593 | 1 | Town |
| Miller | 7 | 444 | 436 | -0.22% | 4 | 106 | Township |
| Freistatt | 8 | 184 | 180 | 0.55% | 868 | 0 | Village |
| Stotts City | 9 | 180 | 173 | 0.56% | 352 | 1 | City |
| La Russell | 10 | 135 | 132 | 0.75% | 403 | 0 | City |
| Halltown | 11 | 104 | 101 | 0.97% | 495 | 0 | Village |
| Wentworth | 12 | 100 | 97 | 1.01% | 543 | 0 | Village |
| Hoberg | 13 | 47 | 46 | 0% | 870 | 0 | Village |
Aurora is the largest city in Lawrence County, with a population of 7,751.
Hoberg is the smallest city in Lawrence County, with a population of 47.
There are 13 cities in Lawrence County, Missouri.