Atkinson is located in Rockingham county New hampshire with a geographic area of square miles. The total population in Atkinson is 7,014 with 50.0% male and 50.0% female. Children under age 5 represent 3.7% of the population, under age 18 equal 17.0% of the population and over age 65 is 21.6% of the population. The median household income is $112,009, per capita income is $54,905. There are a total of 2,838 housing units with 92.7% owner occupied. Education includes 29.1% of residents that are high school graduates and 45.2% with a bachelor's degree or higher. The average temperature in Atkinson in the summer is 68 degrees, and in the winter 23 degrees.