All-Transactions House Price Index for Mason County, IL was 145.76000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Mason County, IL reached a record high of 151.12000 in January of 2021 and a record low of 62.49000 in January of 1992. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Mason County, IL - last updated from the United States Federal Reserve on May of 2024.