Rock Island Real Estate
Rock Island is located in Illinois. Rock Island, Illinois has a population of 38,560. Rock Island is less family-centric than the surrounding county with 24.38% of the households containing married families with children. The county average for households married with children is 25.55%.
The median household income in Rock Island, Illinois is $45,244. The median household income for the surrounding county is $51,426 compared to the national median of $57,652. The median age of people living in Rock Island is 37 years.
Rock Island Map
Rock Island Weather
The average high temperature in July is 85.8 degrees, with an average low temperature in January of 14.3 degrees. The average rainfall is approximately 37 inches per year, with 31.6 inches of snow per year.