Homeownership (5-year estimate) for St. Clair County, IL was 70.67286 Rate in January of 2022, according to the United States Federal Reserve. Historically, Homeownership (5-year estimate) for St. Clair County, IL reached a record high of 70.67286 in January of 2022 and a record low of 66.22872 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for Homeownership (5-year estimate) for St. Clair County, IL - last updated from the United States Federal Reserve on May of 2024.