McConnell is located in Illinois. McConnell, Illinois has a population of 332. McConnell is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 25%.
The median household income in McConnell, Illinois is $71,127. The median household income for the surrounding county is $50,218 compared to the national median of $66,222. The median age of people living in McConnell is 47.4 years.
The average high temperature in July is 82 degrees, with an average low temperature in January of 9 degrees. The annual precipitation is 33.87.