"S&P also reported that prices fell 1.7 percent from the previous quarter, the largest consecutive quarterly decline in the index's history. The S&P/Case-Schiller quarterly index tracks prices of existing single-family homes across the nation compared with a year earlier. "
"A separate index that covers 20 U.S. metropolitan areas dropped 4.9 percent in September from a year earlier. A 10-area index decreased 5.5 percent from the previous year."
MarketWatch adds "Home prices fell in September in all 20 major cities covered by the Case-Shiller price index, even in cities that had been holding up, Standard & Poor's reported.
In the Washington, DC area the price index fell 6.5% from September 2006 . Prices continue to fall in the Washington, DC metropolitan area. In real dollars prices this is almost 10%. For more numbers go to Case Shiller S&P Index.