About the Northern Ireland House Price Index

Methodology behind the Northern Ireland House Price Index

The detailed methodology behind the Land & Property Services (LPS)/NISRA House Price Index (HPI) is given in the attached report.

• LPS/NISRA Northern Ireland House Price Index - Methodology report

Quality report

This section provides information on the quality of data used to produce the NI HPI statistics report and the statistical time series. For further information, please click on the links below:

• Northern Ireland House Price Index - Data quality report
• Northern Ireland House Price Index - Quality assurance of administrative data
• Quality assurance of ACORN (CACI) socio-demographic category
• Quality assurance of all data used to calculate the UK House Price Index

Revisions 

Revisions have been developed to comply with Principle two (impartiality and objectivity) of the Code of Practice for official statistics.

For further information, please click on the links below:

• Northern Ireland House Price Index - Revisions policy
• Revisions tables