5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Little Cypress | 1 | 2,414 | 1,856 | 7.15% | 636 | 4 | CDP |
| Forest Heights | 2 | 1,852 | 1,634 | 7.11% | 657 | 3 | CDP |
| Newton | 3 | 1,551 | 1,648 | -1.27% | 285 | 5 | City |
| Deweyville | 4 | 390 | 661 | -9.93% | 35 | 11 | CDP |
| South Toledo Bend | 5 | 334 | 417 | -3.75% | 103 | 3 | CDP |
Little Cypress is the largest city in Newton County, with a population of 2,414.
South Toledo Bend is the smallest city in Newton County, with a population of 334.
There are 5 cities in Newton County, Texas.