6 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Greenfield | 1 | 1,215 | 1,212 | 0.08% | 1,070 | 1 | City |
| Lockwood | 2 | 844 | 849 | -0.12% | 869 | 1 | City |
| Everton | 3 | 279 | 278 | 0% | 809 | 0 | City |
| Dadeville | 4 | 237 | 236 | 0% | 239 | 1 | Village |
| South Greenfield | 5 | 123 | 122 | 0% | 683 | 0 | Village |
| Arcola | 6 | 38 | 38 | 0% | 148 | 0 | Village |
Greenfield is the largest city in Dade County, with a population of 1,215.
Arcola is the smallest city in Dade County, with a population of 38.
There are 6 cities in Dade County, Missouri.