Hampstead is located in Rockingham county New hampshire with a geographic area of square miles. The total population in Hampstead is 8,607 with 48.0% male and 52.0% female. Children under age 5 represent 5.3% of the population, under age 18 equal 22.1% of the population and over age 65 is 19.9% of the population. The median household income is $88,250, per capita income is $47,175. There are a total of 3,559 housing units with 77.7% owner occupied. Education includes 26.3% of residents that are high school graduates and 35.1% with a bachelor's degree or higher. The average temperature in Hampstead in the summer is 68 degrees, and in the winter 23 degrees.