24 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Pearland | 1 | 131,424 | 126,011 | 0.69% | 2,671 | 49 | City |
| Alvin | 2 | 31,232 | 27,143 | 2.23% | 1,363 | 23 | City |
| Lake Jackson | 3 | 28,163 | 28,148 | 0.01% | 1,427 | 20 | City |
| Manvel | 4 | 23,856 | 10,214 | 10.54% | 874 | 27 | City |
| Angleton | 5 | 21,751 | 19,434 | 1.81% | 1,854 | 12 | City |
| Iowa Colony | 6 | 21,573 | 8,574 | 11.17% | 1,949 | 11 | Village |
| Clute | 7 | 11,027 | 10,625 | 0.61% | 2,073 | 5 | City |
| Freeport | 8 | 10,610 | 10,684 | -0.11% | 689 | 15 | City |
| Richwood | 9 | 4,859 | 4,787 | 0.25% | 1,088 | 4 | City |
| West Columbia | 10 | 3,657 | 3,633 | 0.11% | 1,402 | 3 | City |
| Sweeny | 11 | 3,596 | 3,613 | -0.08% | 1,809 | 2 | City |
| Brazoria | 12 | 2,913 | 2,867 | 0.28% | 1,101 | 3 | City |
| Arcola | 13 | 2,640 | 2,079 | 3.69% | 1,028 | 3 | City |
| Jones Creek | 14 | 1,982 | 1,970 | 0.1% | 785 | 3 | Village |
| Danbury | 15 | 1,715 | 1,667 | 0.47% | 1,770 | 1 | City |
| Brookside Village | 16 | 1,645 | 1,549 | 0.98% | 802 | 2 | City |
| Oyster Creek | 17 | 1,263 | 1,175 | 1.2% | 613 | 2 | City |
| Holiday Lakes | 18 | 1,103 | 989 | 1.75% | 1,253 | 1 | Town |
| Bailey's Prairie | 19 | 810 | 777 | 0.75% | 116 | 7 | Village |
| Surfside Beach | 20 | 735 | 641 | 2.23% | 463 | 2 | City |
| Liverpool | 21 | 585 | 483 | 2.99% | 535 | 1 | City |
| Sandy Point | 22 | 252 | 215 | 2.44% | 145 | 2 | City |
| Bonney | 23 | 213 | 180 | 2.9% | 109 | 2 | Village |
| Quintana | 24 | 25 | 25 | 0% | 37 | 1 | Town |
Pearland is the largest city in Brazoria County, with a population of 131,424.
Quintana is the smallest city in Brazoria County, with a population of 25.
There are 24 cities in Brazoria County, Texas.