Santa Cruz County Mortgage Delinquencies rise Mortgage delinquencies have risen from 7.3 percent to 7.6 percent for the past two years. In 2011, so far, more than 480 homes have been sold through foreclosure auctions. An uptick since 2010, when 471 homes were auctioned. Since the 2008 economic meltdown, 6,400 local borrowers have defaulted on…