Crest Hill is located in Illinois. Crest Hill, Illinois has a population of 20,170. Crest Hill is less family-centric than the surrounding county with 27% households with children. The county percentage for households with children is 37%.
The median household income in Crest Hill, Illinois is $55,712. 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 Crest Hill is 37.8 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.