Campton is located in Grafton county New hampshire with a geographic area of square miles. The total population in Campton is 3,320 with 44.5% male and 55.5% female. Children under age 5 represent 2.8% of the population, under age 18 equal 19.4% of the population and over age 65 is 16.5% of the population. The median household income is $72,700, per capita income is $34,153. There are a total of 1,270 housing units with 82.2% owner occupied. Education includes 23.7% of residents that are high school graduates and 51.8% with a bachelor's degree or higher. The average temperature in Campton in the summer is 68 degrees, and in the winter 23 degrees.