1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ava | 1 | 3,254 | 2,903 | 2.2% | 980 | 3 | City |
Ava is the largest city in Douglas County, with a population of 3,254.
Ava is the smallest city in Douglas County, with a population of 3,254.
There is 1 city in Douglas County, Missouri.