Brazoria County Flag

Brazoria County

State:
Texas
County Seat:
Angleton

Brazoria County's estimated 2026 population is 436,828 with a growth rate of 2.78% in the past year according to the most recent United States census data. Brazoria County is the 14th largest county in Texas. The 2010 population was 314,499 and has seen a growth of 38.9% since that time.

436,828
Total Population
320
Population Density (mi²)
14
Population Rank (State)
11.8K 2.78%
Annual Population Growth

Brazoria County Population

Demographics

Economics and Income Statistics