FXStreet - Halifax house prices rose 1.7 percent month on month in January, lower than 2 per cent seen previously. Halifax house prices (3m/YoY) rose 9.7 per cent, higher than the previous increase of 9.5 per cent. According to the lender Halifax, UK house prices rose by 9.5% in 2015. This was its fastest annual increase in nine years.Halifax's housing economist, Martin Ellis, pointed out that the reason for the sharp increase in prices in 2015 was the continuing shortage of property for sale."This situation is unlikely to change significantly in the short term, resulting in continuing upward pressure on prices," he said. The last time UK house prices rose so quickly was in 2006, when values soared by 9.9%. For more information, read our latest forex news.