Prairie Du Rocher is located in Illinois. Prairie Du Rocher, Illinois has a population of 522. Prairie Du Rocher is less family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 25%.
The median household income in Prairie Du Rocher, Illinois is $62,045. The median household income for the surrounding county is $56,783 compared to the national median of $66,222. The median age of people living in Prairie Du Rocher is 40.4 years.
The average high temperature in July is 91.2 degrees, with an average low temperature in January of 21.8 degrees. The annual precipitation is 41.09.