Clarendon Hills is located in Illinois. Clarendon Hills, Illinois has a population of 8,323. Clarendon Hills is more family-centric than the surrounding county with 44% households with children. The county percentage for households with children is 31%.
The median household income in Clarendon Hills, Illinois is $141,310. The median household income for the surrounding county is $89,084 compared to the national median of $61,963. The median age of people living in Clarendon Hills is 40.2 years.
The average high temperature in July is 86.8 degrees, with an average low temperature in January of 14.2 degrees. The annual precipitation is 37.94.