Homeownership (5-year estimate) for Rock Island County, IL was 72.10904 Rate in January of 2022, according to the United States Federal Reserve. Historically, Homeownership (5-year estimate) for Rock Island County, IL reached a record high of 75.03336 in January of 2009 and a record low of 70.37714 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Homeownership (5-year estimate) for Rock Island County, IL - last updated from the United States Federal Reserve on May of 2024.