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Background Notes

Households paying a mortgage experienced the highest estimated inflation rate in the 12 months to September 2023

CSO statistical release, , 11am
Frontier Series Output

CSO Frontier Series outputs may use new methods which are under development and/or data sources which may be incomplete, for example new administrative data sources. Particular care must be taken when interpreting the statistics in this release.

This release is an update to the estimates of inflation broken down by various household characteristics. The previous versions of this analysis on Estimated Inflation by Household Characteristics were published as research papers for March 2022, June 2022 and September 2022 and are available here.

A shorter version of the research paper was published for March 2023 and is also available at the link above. This current release for September 2023 follows the same format as the March 2023 research paper:

  • For additional background information please see the Introduction chapter of the September 2022 research paper.
  • This release is published under the CSO Frontier Series Banner which indicates that there are some limitations to the analysis. For more information please see the Limitations section of the September 2022 research paper.
  • For information on the methodology used please see the Appendix – Methodology chapter of the original research paper for March 2022.

See also:

Consumer Price Index - Background Notes

The Consumer Price Index (CPI) Explained – Information Note

Ireland’s Consumer Price Index - Video

Household Budget Survey – 2015/2016 publication

Household Budget Survey – Methodological Documents

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