Prices for single-family homes climbed in 88 percent of U.S. cities in the fourth quarter. The most recent national median price for an existing single-family home is about $179,000, a 10 percent rise from a year earlier, which was the biggest gain since 2005.
http://www.businessweek.com/articles/2013-02-13/housing-as-an-investment-yes-that-idea-is-back