The county became home to 57,077 additional residents over that time period. Brazoria County’s ranks grew from 313,123 to 370,200 from 2010 to July 2018.
The growth put Brazoria County at No. 13 in growth in Texas counties over those eight years, just ahead of Galveston County, which ranked No. 14.
A net domestic migration of 31,224 flowing into Brazoria County made up the bulk of the growth. Net international growth added 4,825.
In addition, a natural increase of 20,853 residents in which births outpaced deaths added to the population growth.
Brazoria County’s climbing population is in line with a growth trend in Texas where the Houston-The Woodlands-Sugar Land area ranked as the fifth most populous metropolitan area in the United States, according to 2018 estimates.