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Comprehensive demographics, housing data, local amenities, and economic statistics for Rock Island County.
← Back to Rock Island County HubThe total population of Rock Island County is approximately 142,757. The largest age group is 35-64 year olds. This demographic data is sourced from the U.S. Census Bureau.
Based on local geographic data, Rock Island County has an amenity and walkability score of 71/100 and a transit score of 63/100. This indicates moderate access to local amenities and transportation.
The housing market in Rock Island County is predominantly driven by homeowners, with 70% of housing units being owner-occupied and 30% being renter-occupied.
In Rock Island County, approximately 16% of adult residents hold a bachelor's degree or higher. Additionally, 7% of the population holds a master's degree or higher. This indicates the local educational attainment compared to state and national averages.