Identifiers: city · village · town · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Jefferson City (city), MO | 43,228 |
| 2 | Fulton (city), MO | 12,600 |
| 3 | Ashland (city), MO | 4,747 |
| 4 | California (city), MO | 4,498 |
| 5 | Holts Summit (city), MO | 4,458 |
| 6 | Wardsville (village), MO | 1,599 |
| 7 | Linn (city), MO | 1,350 |
| 8 | St. Martins (city), MO | 1,191 |
| 9 | Taos (city), MO | 1,150 |
| 10 | Russellville (city), MO | 778 |
| 11 | New Bloomfield (city), MO | 687 |
| 12 | Westphalia (city), MO | 378 |
| 13 | Centertown (town), MO | 284 |
| 14 | Clarksburg (city), MO | 254 |
| 15 | Lohman (city), MO | 175 |
| 16 | Eugene (CDP), MO | 140 |
| 17 | Hartsburg (town), MO | 133 |
| 18 | Pierpont (village), MO | 64 |