New lenox is located in Will county Illinois with a geographic area of 15.7 square miles. The total population in New lenox is 26,788 with 50.2% male and 49.8% female. Children under age 5 represent 9.2% of the population, under age 18 equal 29.4% of the population and over age 65 is 10.4% of the population. The median household income is $115,327, per capita income is $44,665. There are a total of 8,720 housing units with 91.4% owner occupied. Education includes 19.0% of residents that are high school graduates and 46.1% with a bachelor's degree or higher. The average temperature in New lenox in the summer is 74 degrees, and in the winter 27 degrees.
