The Indy article uses data from the LSL/Acadata England & Wales House Price Index for September 2017, which was released today. This is an index that has never received much attention on this board, although it's one that I have often referenced in the past as it uses Land Reg data and is more timely than the ONS index (although it is still somewhat laggy on a regional basis). http://www.acadata.co.uk/LSL Acadata E&W HPI News Release September 17.pdf With this index, house pric