Cottage Hills is located in Illinois. Cottage Hills, Illinois 62018 has population of 3,484. Cottage Hills 62018 is more family-centric than the surrounding county with 33% of the households with children.
The median household income in Cottage Hills, Illinois 62018 is $50,724. The median household income for the surrounding county is $63,321 compared to the national median of $66,222. The median age of people living in Cottage Hills 62018 is 39.4 years.
The average high temperature in July is 88.1 degrees, with an average low temperature in January of 19.4 degrees. The annual precipitation is 38.54.