Prairie Grove is located in Illinois. Prairie Grove, Illinois has a population of 1,840. Prairie Grove is less family-centric than the surrounding county with 37.19% of the households containing married families with children. The county average for households married with children is 37.26%.
The median household income in Prairie Grove, Illinois is $113,618. The median household income for the surrounding county is $82,230 compared to the national median of $57,652. The median age of people living in Prairie Grove is 45.6 years.
The average high temperature in July is 82.5 degrees, with an average low temperature in January of 12.3 degrees. The average rainfall is approximately 36.6 inches per year, with 34.6 inches of snow per year.
