S&P Dow Jones Indices LLC. Release: S&P CoreLogic Case-Shiller Home Price Indices.
https://fred.stlouisfed.org/series/csushpinsa
The S&P CoreLogic Case-Shiller Home Price Indices are the leading measures of U.S. residential real estate prices, tracking changes in the value of residential real estate nationally. For a list of additional indices, please refer to the S&P CoreLogic Case-Shiller Home Price Index Methodology.