Fairfield is located in Franklin county Vermont with a geographic area of square miles. The total population in Fairfield is 2,258 with 52.3% male and 47.7% female. Children under age 5 represent 6.0% of the population, under age 18 equal 23.3% of the population and over age 65 is 13.9% of the population. The median household income is $93,681, per capita income is $39,536. There are a total of 781 housing units with 85.7% owner occupied. Education includes 24.7% of residents that are high school graduates and 37.3% with a bachelor's degree or higher. The average temperature in Fairfield in the summer is 65 degrees, and in the winter 19 degrees.