Mattoon is located in Illinois. Mattoon, Illinois has a population of 17,638. Mattoon is more family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 23%.
The median household income in Mattoon, Illinois is $43,891. The median household income for the surrounding county is $48,090 compared to the national median of $66,222. The median age of people living in Mattoon is 39.8 years.
The average high temperature in July is 86 degrees, with an average low temperature in January of 16.6 degrees. The annual precipitation is 39.21.