Grand Prairie is located in Illinois. Grand Prairie, Illinois has a population of 927. Grand Prairie is less family-centric than the surrounding county with 26.05% of the households containing married families with children. The county average for households married with children is 27.71%.
The median household income in Grand Prairie, Illinois is $62,083. The median household income for the surrounding county is $46,109 compared to the national median of $57,652. The median age of people living in Grand Prairie is 40.6 years.
The average high temperature in July is 88.2 degrees, with an average low temperature in January of 19.8 degrees. The average rainfall is approximately 43.4 inches per year, with 10.3 inches of snow per year.
