| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Prairie View | 1 | 9,126 | 8,195 | 1.75% | 1,233 | 7 | City |
| Hempstead | 2 | 7,512 | 5,497 | 4.42% | 1,034 | 7 | City |
| Brookshire | 3 | 6,270 | 5,113 | 2.96% | 1,448 | 4 | City |
| Pine Island | 4 | 1,302 | 1,087 | 2.44% | 139 | 9 | Town |
| Pattison | 5 | 694 | 552 | 3.27% | 197 | 4 | City |
Prairie View is the largest city in Waller County, with a population of 9,126.
Pattison is the smallest city in Waller County, with a population of 694.
There are 5 cities in Waller County, Texas.