Prospect Heights is located in Illinois. Prospect Heights, Illinois has a population of 15,292. Prospect Heights is more family-centric than the surrounding county with 27% households with children. The county percentage for households with children is 26%.
The median household income in Prospect Heights, Illinois is $71,174. The median household income for the surrounding county is $68,916 compared to the national median of $66,222. The median age of people living in Prospect Heights is 41.1 years.
The average high temperature in July is 83.5 degrees, with an average low temperature in January of 14.3 degrees. The annual precipitation is 36.27.