Prices of owner-occupied houses (excluding new constructions) were on average 6.7 percent higher in December 2016 than in December 2015. This is the most substantial price increase in 14.5 years. In 2016, house prices were on average 5 percent up from 2015 according to the price index of owner-occupied houses, a joint publication by Statistics Netherlands (CBS) and the Land Registry Office (Kadaster).