| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Seymour | 1 | 2,575 | 2,577 | 0.04% | 881 | 3 | City |
Seymour is the largest city in Baylor County, with a population of 2,575.
Seymour is the smallest city in Baylor County, with a population of 2,575.
There is 1 city in Baylor County, Texas.