Angleton
- County:
- Brazoria County
- County Seat:
- Yes
- Area (mi²):
- 11.729
- State:
- Texas
Angleton is a city located in Brazoria County, Texas. Angleton has a 2026 population of 20,979. It is also the county seat of Brazoria County. Angleton is currently growing at a rate of 3.09% annually and its population has increased by 7.95% since the most recent census, which recorded a population of 19,434 in 2020.