Tamworth is located in Carroll county New hampshire with a geographic area of square miles. The total population in Tamworth is 3,035 with 51.5% male and 48.5% female. Children under age 5 represent 3.4% of the population, under age 18 equal 21.1% of the population and over age 65 is 17.5% of the population. The median household income is $64,865, per capita income is $32,714. There are a total of 1,315 housing units with 68.3% owner occupied. Education includes 25.8% of residents that are high school graduates and 25.7% with a bachelor's degree or higher. The average temperature in Tamworth in the summer is 68 degrees, and in the winter 23 degrees.