New athens is located in Monroe county Illinois with a geographic area of 2.1 square miles. The total population in New athens is 1,920 with 49.3% male and 50.7% female. Children under age 5 represent 7.2% of the population, under age 18 equal 25.9% of the population and over age 65 is 17.3% of the population. The median household income is $69,100, per capita income is $29,996. There are a total of 740 housing units with 82.8% owner occupied. Education includes 33.2% of residents that are high school graduates and 19.9% with a bachelor's degree or higher. The average temperature in New athens in the summer is 74 degrees, and in the winter 27 degrees.