UK all items CPI price index, real terms
UK all items CPI price index, real terms stood at 100.4 in Jun 2026, according to GOV.UK official statistics. It is one of the indicators in the Domestic energy prices table (Value · Monthly), with a complete series running from Jan 1990 to Jun 2026. The complete series with an interactive chart, free to download.
This indicator in the Domestic energy prices table
| Indicator | 06-2026 | 05-2026 | 04-2026 | 03-2026 | 02-2026 | 01-2026 | 12-2025 | 11-2025 | 10-2025 | 09-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Domestic fuel price indices | |||||||||||
| All items CPI, real terms (2025=100) | 100.4 | 100.4 | 100.1 | 99.7 | 99.1 | 98.7 | 100.2 | 99.7 | 99.9 | 100.1 | |
| GDP deflator (2025=100) | 102.52 | 102.52 | 102.52 | 102.16 | 102.16 | 102.16 | 101.07 | 101.07 | 101.07 | 100.51 |
Understanding UK all items CPI price index, real terms
This indicator tracks the all-items Consumer Prices Index adjusted into real terms relative to a base year, reflecting constant purchasing power across the United Kingdom. By applying a secondary deflator to the headline CPI series, it provides a methodological transformation used for comparative economic analysis. Unlike standard nominal CPI which tracks price levels, this transformed series interacts with other real-terms macroeconomic indicators in the table. Sibling rows include the nominal headline CPI, GDP deflators, and specific energy sub-indices in real terms.
Monthly figures reflect ongoing methodological adjustments, basket reweighting cycles, and revisions to underlying price collections. Early estimates are subject to routine updates as final retail data is incorporated. Analysts must carefully evaluate the specific deflation methodology applied when comparing this series with standard nominal consumer price measures. Twelve-month comparisons remain the most reliable method for interpreting annual changes without distortion from short-term collection timing differences.
Frequently asked questions
- What does the real-terms CPI series represent?
- It represents a deflated transformation of the headline consumer price index for specialised analytical comparisons.
- How does this differ from the standard nominal CPI series?
- The standard CPI measures nominal price levels, whereas this version undergoes additional real-terms deflation.
- Are revisions common in this series?
- Routine revisions occur as underlying consumer price components and seasonal adjustment factors are finalised.