Geography
Seabrook is a city located in the Harris County on Galveston Bay, Southeast of Houston. The city has a total area of 21.3 square miles (55.1 km2) with a population of 12,433 according to the 2012 censes.
Demographics
In 2000, there were 9,443 people, 4,094 households, and 2,386 families residing in Seabrook. The population density was 1,647.5 people per square mile (636.3/km²). There were 4,536 housing units at an average density of 791.4 per square mile (305.6/km²).
As of 2000, the racial makeup of Seabrook was 88.92% White, 2.11% African American, 0.51% Native American, 3.31% Asian, 0.02% Pacific Islander, 2.76% from other races and 2.36% from two or more races. Hispanic or Latino of any race were 10.77% of the population.
Of the 4,094 households out of which 29.4% had children under the age of 18 living with them, 46.8% were married couple living together, 8.1% had a female householder with no husband present, and 41.7% were non-families. 34.0% of all households were made up of individuals and 3.3% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 3.01.
In Seabrook the population was spread out with 23.9% under the age of 18, 9.3% from 18 to 24, 38.4% from 25 to 44, 22.8% from 45 to 64, and 5.7% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 106.9 males. For every 100 females age 18 and over, there were 105.1 males.
The median income for a household in Seabrook was $54,175, and the median income for a family was $66,815. Males had a median income of $50,322 versus $32,161 for females. The per capita income for Seabrook was $29,534. About 2.8% of families and 5.5% of the population were below the poverty line, including 6.1% of those under age 18 and 5.1% of those ages 65 or over.