Important information: The Principality House Price Index Wales should only be used as a guide to house prices in each area of Wales. It should not be used or relied on to make any decisions about your property. We are not responsible if you rely on the information. The headline average purchase price is derived from First Time Buyer and Home Mover transactions only (Buy-to-Let excluded). Figures are from the official CACI MMDB dataset. Boundaries © Crown copyright and database right (ONS/OS, LAD13).