All-Transactions House Price Index for Washington County, MD was 221.28000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Washington County, MD reached a record high of 221.28000 in January of 2023 and a record low of 26.56000 in January of 1975. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Washington County, MD - last updated from the United States Federal Reserve on May of 2024.