Tilton is located in Belknap county New hampshire with a geographic area of square miles. The total population in Tilton is 3,550 with 53.1% male and 46.9% female. Children under age 5 represent 6.4% of the population, under age 18 equal 15.5% of the population and over age 65 is 24.2% of the population. The median household income is $53,992, per capita income is $30,353. There are a total of 1,519 housing units with 62.9% owner occupied. Education includes 31.3% of residents that are high school graduates and 23.7% with a bachelor's degree or higher. The average temperature in Tilton in the summer is 68 degrees, and in the winter 23 degrees.