Rock Falls is located in Illinois. Rock Falls, Illinois has a population of 8,807. Rock Falls is less family-centric than the surrounding county with 25.31% of the households containing married families with children. The county average for households married with children is 25.42%.
The median household income in Rock Falls, Illinois is $45,780. The median household income for the surrounding county is $59,812 compared to the national median of $69,021. The median age of people living in Rock Falls is 39.4 years.
The average high temperature in July is 83.8 degrees, with an average low temperature in January of 12.1 degrees. The average rainfall is approximately 38 inches per year, with 28.9 inches of snow per year.
