Carol Stream is located in Illinois. Carol Stream, Illinois has a population of 39,895. Carol Stream is less family-centric than the surrounding county with 32.44% of the households containing married families with children. The county average for households married with children is 36.11%.
The median household income in Carol Stream, Illinois is $95,342. The median household income for the surrounding county is $100,292 compared to the national median of $69,021. The median age of people living in Carol Stream is 39.8 years.
The average high temperature in July is 85.3 degrees, with an average low temperature in January of 13.6 degrees. The average rainfall is approximately 37.9 inches per year, with 30.5 inches of snow per year.