to
Update
is a village in Will County, Illinois, United States. The population was 17,771 at the 2000 census, and estimated to be 23,197 as of 2005.
The Northeastern Illinois Planning Commission forecasts New Lenox will have a population of 90,652 in 2030.
According to the United States Census Bureau, the village has a total area of 10.1 square miles (26.2 km²), of which, 10.1 square miles (26.1 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.20%) is water.