McConnell is located in Illinois. McConnell, Illinois has a population of 205.
The median household income in McConnell, Illinois is $95,500. The median household income for the surrounding county is $53,806 compared to the national median of $69,021. The median age of people living in McConnell is 51.9 years.
The average high temperature in July is 83.4 degrees, with an average low temperature in January of 10.9 degrees. The average rainfall is approximately 36.8 inches per year, with 34.9 inches of snow per year.