10 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tyler | 1 | 113,706 | 106,269 | 1.33% | 1,968 | 58 | City |
| Whitehouse | 2 | 10,146 | 8,319 | 3.73% | 1,846 | 5 | City |
| Lindale | 3 | 7,505 | 6,112 | 3.85% | 1,214 | 6 | City |
| Bullard | 4 | 5,377 | 3,839 | 6.06% | 1,285 | 4 | Town |
| Hideaway | 5 | 3,450 | 3,210 | 1.41% | 1,670 | 2 | City |
| Troup | 6 | 2,174 | 2,008 | 1.54% | 884 | 2 | City |
| Arp | 7 | 1,010 | 894 | 2.33% | 386 | 3 | City |
| Noonday | 8 | 818 | 611 | 5.28% | 393 | 2 | City |
| Winona | 9 | 701 | 625 | 2.19% | 455 | 2 | Town |
| New Chapel Hill | 10 | 656 | 618 | 1.08% | 274 | 2 | City |
Tyler is the largest city in Smith County, with a population of 113,706.
New Chapel Hill is the smallest city in Smith County, with a population of 656.
There are 10 cities in Smith County, Texas.