Seabrook is a city located in Harris County Texas. With a 2020 population of 13,949, it is the 195th largest city in Texas and the 2434th largest city in the United States . Seabrook is currently declining at a rate of -0.71% annually but its population has increased by 16.71% since the most recent census, which recorded a population of 11,952 in 2010. Seabrook reached it's highest population of 14,249 in 2018. Spanning over 21 miles, Seabrook has a population density of 2,618 people per square mile.
The average household income in Seabrook is $117,911 with a poverty rate of 8.54%. The median rental costs in recent years comes to $1,161 per month, and the median house value is $250,200. The median age in Seabrook is 37.7 years, 39.4 years for males, and 35.5 years for females.