New Lenox is located in Illinois. New Lenox, Illinois has a population of 25,868. New Lenox is less family-centric than the surrounding county with 37% households with children. The county percentage for households with children is 37%.
The median household income in New Lenox, Illinois is $102,473. The median household income for the surrounding county is $82,984 compared to the national median of $61,963. The median age of people living in New Lenox is 39.3 years.
The average high temperature in July is 84.6 degrees, with an average low temperature in January of 13.5 degrees. The annual precipitation is 36.96.