House prices in the USA, including distressed sales stock, declined by 1.5% in August 2010 compared to August 2009, although they had increased by 0.6% in July 2010 compared to July 2009. Excluding distressed sales, year-over-year prices declined 0.4% in August 2010 according to CoreLogic.

Mark Fleming, chief economist for CoreLogic, said: "Price declines are geographically expanding as 78 out of the largest 100 metropolitan areas are experiencing declines, up from 58 recorded just one month ago."

The top five states with the highest appreciation, including from distressed sales, were Maine 5.8%, New York 3.7%, Connecticut 2.5%, Virginia 2.4% and South Dakota 2.1%. Whilst the top five states with the greatest depreciation, including distressed sales, were Idaho 14%, Alabama 10.4 %, Utah 7.3%, Oregon 6.3% and Florida 6.2%.

The national HPI (including distressed transactions) has fallen 28.2% from its peak in April 2006 to August 2010. Whilst the fall in the HPI for the same period, excluding distressed properties is 19.6%.