17 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sugar Land | 1 | 109,354 | 110,844 | -0.23% | 2,702 | 40 | City |
| Missouri City | 2 | 80,653 | 74,440 | 1.3% | 2,780 | 29 | City |
| Fulshear | 3 | 73,135 | 17,617 | 14.48% | 5,682 | 13 | City |
| Rosenberg | 4 | 44,609 | 38,494 | 2.34% | 1,185 | 38 | City |
| Katy | 5 | 30,402 | 22,419 | 4.58% | 1,988 | 15 | City |
| Stafford | 6 | 17,520 | 17,625 | -0.1% | 2,499 | 7 | City |
| Richmond | 7 | 14,148 | 11,619 | 3.07% | 3,334 | 4 | City |
| Weston Lakes | 8 | 4,826 | 3,889 | 3.34% | 1,820 | 3 | City |
| Meadows Place | 9 | 4,564 | 4,761 | -0.72% | 4,892 | 1 | City |
| Needville | 10 | 3,166 | 3,084 | 0.44% | 1,577 | 2 | City |
| Pleak | 11 | 1,280 | 986 | 3.98% | 701 | 2 | Village |
| Fairchilds | 12 | 1,119 | 878 | 3.71% | 522 | 2 | Village |
| Beasley | 13 | 904 | 606 | 5.85% | 851 | 1 | City |
| Simonton | 14 | 671 | 643 | 0.75% | 286 | 2 | City |
| Kendleton | 15 | 416 | 388 | 1.22% | 379 | 1 | City |
| Orchard | 16 | 352 | 324 | 1.44% | 876 | 0 | City |
| Thompsons | 17 | 197 | 158 | 3.68% | 40 | 5 | Town |
Sugar Land is the largest city in Fort Bend County, with a population of 109,354.
Thompsons is the smallest city in Fort Bend County, with a population of 197.
There are 17 cities in Fort Bend County, Texas.