New hartford is located in Litchfield county Connecticut with a geographic area of square miles. The total population in New hartford is 6,678 with 51.5% male and 48.5% female. Children under age 5 represent 6.0% of the population, under age 18 equal 27.3% of the population and over age 65 is 12.8% of the population. The median household income is $103,400, per capita income is $59,386. There are a total of 2,586 housing units with 85.2% owner occupied. Education includes 19.9% of residents that are high school graduates and 48.6% with a bachelor's degree or higher. The average temperature in New hartford in the summer is 68 degrees, and in the winter 27 degrees.