There are a few areas in San Diego County where housing prices have increased this year. A Union-Tribune analysis of sales and prices compares half-year numbers in 2011, from January to June, to the same period in 2010. Bear in mind that in the first half of 2010 homebuyer tax credits drove sales. One of the San Diego County areas that was strongest during this year’s first half were north coastal areas such as Carmel Valley, where the median price increase for a single family home rose 5.9 percent from 2010’s first half. Gains were also seen in Carlsbad SE (0 comments)