New hampton is located in Chickasaw county Iowa with a geographic area of 3.4 square miles. The total population in New hampton is 3,413 with 49.6% male and 50.4% female. Children under age 5 represent 8.6% of the population, under age 18 equal 22.1% of the population and over age 65 is 22.0% of the population. The median household income is $44,079, per capita income is $28,800. There are a total of 1,578 housing units with 75.9% owner occupied. Education includes 38.5% of residents that are high school graduates and 21.3% with a bachelor's degree or higher. The average temperature in New hampton in the summer is 71 degrees, and in the winter 23 degrees.