In 2021, Rock Island, IL had a population of 37.5k people with a median age of 35.4 and a median household income of $50,965. Between 2020 and 2021 the population of Rock Island, IL declined from 37,651 to 37,519, a −0.351% decrease and its median household income grew from $48,120 to $50,965, a 5.91% increase.
The 5 largest ethnic groups in Rock Island, IL are White (Non-Hispanic) (61.1%), Black or African American (Non-Hispanic) (17.1%), White (Hispanic) (6.71%), Asian (Non-Hispanic) (4.53%), and Two+ (Non-Hispanic) (3.18%).
None of the households in Rock Island, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
93.9% of the residents in Rock Island, IL are U.S. citizens.
The largest universities in Rock Island, IL are Augustana College (914 degrees awarded in 2021) and Trinity College of Nursing & Health Sciences (85 degrees).
In 2021, the median property value in Rock Island, IL was $106,300, and the homeownership rate was 61.1%.
Most people in Rock Island, IL drove alone to work, and the average commute time was 18.8 minutes. The average car ownership in Rock Island, IL was 2 cars per household.