De Kalb County, IL - All-Transactions House Price Index for DeKalb County, IL was 163.93000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, De Kalb County, IL - All-Transactions House Price Index for DeKalb County, IL reached a record high of 163.93000 in January of 2023 and a record low of 31.82000 in January of 1982. Trading Economics provides the current actual value, an historical data chart and related indicators for De Kalb County, IL - All-Transactions House Price Index for DeKalb County, IL - last updated from the United States Federal Reserve on May of 2024.