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Economy & Prices

Inflation & Prices

Compare the main measures used to track changes in UK consumer prices and understand what each measure includes.

United Kingdom | May 2026

Consumer Prices Index inflation

CPI is the inflation measure used for the UK government's inflation target.

Monthly dataset
Annual CPI inflation2.8%
Monthly CPI movement0.2%
CPI index, 2015 = 100142.4
Published by Office for National Statistics. View official source

United Kingdom | May 2026

CPIH inflation

CPIH includes owner occupiers' housing costs and Council Tax and is the ONS lead measure of consumer price inflation.

Monthly dataset
Annual CPIH inflation3.0%
Monthly CPIH movement0.2%
CPIH index, 2015 = 100142.1
Published by Office for National Statistics. View official source

United Kingdom | May 2026

Retail Prices Index

RPI is a legacy measure and does not meet the required standard for accredited official statistics.

Monthly dataset
Annual RPI inflation3.1%
Published by Office for National Statistics. View official source