Mound City is located in Illinois. Mound City, Illinois has a population of 556. Mound City is more family-centric than the surrounding county with 23% households with children. The county percentage for households with children is 17%.
The median household income in Mound City, Illinois is $30,000. The median household income for the surrounding county is $38,261 compared to the national median of $66,222. The median age of people living in Mound City is 34.6 years.
The average high temperature in July is 89.7 degrees, with an average low temperature in January of 25.6 degrees. The annual precipitation is 47.84.