Northern Virginia Median Sold Prices year to date (through October 2015) were reported by RBI which is the statistics arm of MRIS. In areas where I focus, the news is good.  Median sold price in 2015 as compared to 2014 increased by the following percentages: 

Fairfax County  +3.3%

Prince William County + 3.1%

Alexandria City + 4.2%

Arlington County +5.7%