Seabrook is located in Rockingham county New hampshire with a geographic area of square miles. The total population in Seabrook is 8,843 with 49.4% male and 50.6% female. Children under age 5 represent 1.9% of the population, under age 18 equal 14.6% of the population and over age 65 is 25.5% of the population. The median household income is $76,540, per capita income is $42,621. There are a total of 3,870 housing units with 71.1% owner occupied. Education includes 39.4% of residents that are high school graduates and 23.2% with a bachelor's degree or higher. The average temperature in Seabrook in the summer is 68 degrees, and in the winter 23 degrees.
