Glen Carbon is located in Illinois. Glen Carbon, Illinois has a population of 13,520. Glen Carbon is more family-centric than the surrounding county with 35% households with children. The county percentage for households with children is 28%.
The median household income in Glen Carbon, Illinois is $94,067. 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 Glen Carbon is 38.3 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 40.21.