Estimated using sales prices and appraisal data. Metropolitan Division refers to a county or group of counties within a Metropolitan Statistical Area that has a population core of at least 2.5 million.
Release: House Price Index
US. Federal Housing Finance Agency, All-Transactions House Price Index for Washington-Arlington-Alexandria, DC-VA-MD-WV (MSAD) [ATNHPIUS47894Q], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/ATNHPIUS47894Q/, August 2, 2015.