
Alvin
- County:
- Brazoria County
- County Seat:
- No
- Area (mi²):
- 24.244
- State:
- Texas
Alvin is a city located in Brazoria County, Texas. Alvin has a 2025 population of 29,619. Alvin is currently growing at a rate of 1.69% annually and its population has increased by 9.08% since the most recent census, which recorded a population of 27,153 in 2020.
The average household income in Alvin is $83,996 with a poverty rate of 10.33%. The median age in Alvin is 33.7 years: 33.5 years for males, and 33.7 years for females.