16 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Chillicothe | 1 | 9,377 | 8,555 | 1.48% | 1,227 | 8 | City |
| Chillicothe | 2 | 9,263 | 9,134 | 0.43% | 170 | 55 | Township |
| Cream Ridge | 3 | 512 | 492 | 0.79% | 11 | 46 | Township |
| Blue Mound | 4 | 476 | 459 | 0.63% | 11 | 42 | Township |
| Wheeling | 5 | 376 | 362 | 0.53% | 11 | 33 | Township |
| Monroe | 6 | 305 | 295 | 0.66% | 9 | 35 | Township |
| Mooresville | 7 | 293 | 283 | 0.69% | 10 | 28 | Township |
| Green | 8 | 284 | 278 | 0.71% | 13 | 21 | Township |
| Sampsel | 9 | 258 | 248 | 0.78% | 7 | 39 | Township |
| Wheeling | 10 | 229 | 220 | 0.88% | 713 | 0 | City |
| Grand River | 11 | 223 | 214 | 0.45% | 4 | 52 | Township |
| Medicine | 12 | 222 | 219 | -0.45% | 7 | 30 | Township |
| Utica | 13 | 222 | 222 | 0% | 259 | 1 | Village |
| Chula | 14 | 201 | 195 | 0.5% | 1,129 | 0 | City |
| Ludlow | 15 | 110 | 110 | 0% | 701 | 0 | Town |
| Mooresville | 16 | 101 | 98 | 1% | 564 | 0 | Village |
Chillicothe is the largest city in Livingston County, with a population of 9,377.
Mooresville is the smallest city in Livingston County, with a population of 101.
There are 16 cities in Livingston County, Missouri.