New durham is located in Strafford county New hampshire with a geographic area of square miles. The total population in New durham is 2,718 with 50.5% male and 49.5% female. Children under age 5 represent 7.3% of the population, under age 18 equal 21.8% of the population and over age 65 is 15.4% of the population. The median household income is $75,893, per capita income is $35,167. There are a total of 983 housing units with 91.3% owner occupied. Education includes 24.5% of residents that are high school graduates and 28.3% with a bachelor's degree or higher. The average temperature in New durham in the summer is 68 degrees, and in the winter 23 degrees.