All-Transactions House Price Index for Washington County, CO was 274.97000 Index 2000=100 in January of 2022, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Washington County, CO reached a record high of 274.97000 in January of 2022 and a record low of 95.79000 in January of 1998. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Washington County, CO - last updated from the United States Federal Reserve on May of 2024.