The annual House Price Index from property finding firm The Search Partnership, has revealed a 14.4 per cent average increase in residential property values across six key areas in North and West Yorkshire over the past 12 months.The Boroughbridge based firm, which specialises in finding and securing property, including homes, farms, sporting estates, grouse moors, forestry and investment and development opportunities for clients, launched the index 12 years ago.It takes a deep dive into the average price paid per square foot for homes, as recorded by the Land Registry, across the Thirsk, Ripon, Boroughbridge, Harrogate, Wetherby and Bedale areas and their surrounding villages.