Strafford is located in Strafford county New hampshire with a geographic area of square miles. The total population in Strafford is 4,186 with 44.6% male and 55.4% female. Children under age 5 represent 5.4% of the population, under age 18 equal 19.8% of the population and over age 65 is 20.6% of the population. The median household income is $115,344, per capita income is $41,017. There are a total of 1,386 housing units with 92.5% owner occupied. Education includes 20.6% of residents that are high school graduates and 52.3% with a bachelor's degree or higher. The average temperature in Strafford in the summer is 68 degrees, and in the winter 23 degrees.