10 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tyler | 1 | 113,030 | 106,272 | 1.21% | 1,956 | 57.79 | City |
| Whitehouse | 2 | 10,413 | 8,307 | 4.21% | 1,895 | 5.50 | City |
| Lindale | 3 | 7,464 | 6,111 | 3.77% | 1,207 | 6.18 | City |
| Bullard | 4 | 5,520 | 3,839 | 6.48% | 1,319 | 4.19 | Town |
| Hideaway | 5 | 3,442 | 3,209 | 1.38% | 1,666 | 2.07 | City |
| Troup | 6 | 2,171 | 2,010 | 1.5% | 883 | 2.46 | City |
| Arp | 7 | 1,022 | 897 | 2.51% | 391 | 2.62 | City |
| Noonday | 8 | 857 | 612 | 6.06% | 411 | 2.08 | City |
| Winona | 9 | 711 | 630 | 2.3% | 462 | 1.54 | Town |
| New Chapel Hill | 10 | 662 | 619 | 1.38% | 277 | 2.39 | City |
Tyler is the largest city in Smith County, with a population of 113,030.
New Chapel Hill is the smallest city in Smith County.
There are 10 cities in Smith County, Texas.