In 2020, Rock Falls, IL had a population of 8.91k people with a median age of 39.5 and a median household income of $44,264. Between 2019 and 2020 the population of Rock Falls, IL declined from 8,952 to 8,914, a −0.424% decrease and its median household income declined from $49,191 to $44,264, a −10% decrease.
The 5 largest ethnic groups in Rock Falls, IL are White (Non-Hispanic) (75%), White (Hispanic) (14.1%), Two+ (Hispanic) (6.27%), Other (Hispanic) (1.94%), and Black or African American (Non-Hispanic) (1.49%).
None of the households in Rock Falls, 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.
98.2% of the residents in Rock Falls, IL are U.S. citizens.
In 2020, the median property value in Rock Falls, IL was $71,600, and the homeownership rate was 64.2%.
Most people in Rock Falls, IL drove alone to work, and the average commute time was 20.8 minutes. The average car ownership in Rock Falls, IL was 2 cars per household.