U.S. homes gained $1.9 trillion in total value this year, the biggest jump since 2005, as the real estate market rebounded from the recession, Zillow Inc. (Z) said. At the end of 2013, the housing stock will be worth about $25.7 trillion, Zillow said today in a statement. U.S. homes as a whole lost $6.3 trillion in value from 2007 through 2011 and have recovered 44 percent of that, according to the Seattle-based property-data firm. Home prices are rising across the U.S. as investors drain markets of inventory and improving employment brings in more buyers. Almost 90 percent of the 485 metropolitan areas analyzed by Zillow had price gains this year. The total value of the nation’s housing stock jumped about 7.9 percent from 2012, the second straight annual increase, according to the report. Read More..