UK inflation

The three headline measures of consumer price inflation published by the Office for National Statistics, and how prices are changing in each spending category.

Updated Latest data: September 2026 · ONS release 21 October 2026 · Data fetched 28 October 2026, 10:12 GMT

CPI

3.5%

September 2026: up 0.4 points from 3.1%. A year earlier: 3.8%.

Consumer Prices Index, 12-month rate

CPIH

3.6%

September 2026: up 0.3 points from 3.3%. A year earlier: 4.1%.

CPI including owner occupiers' housing costs, 12-month rate

Core CPI

2.8%

September 2026: up 0.2 points from 2.6%. A year earlier: 3.5%.

CPI excluding energy, food, alcohol and tobacco, 12-month rate

Annual inflation rate: CPI, CPIH and core CPI

12-month rates. CPI from January 1989, CPIH from January 1989, core CPI from January 1989, to September 2026. Sources: ONS series D7G7, L55O, DKO8.

CPI annual rate: last 12 months
MonthValue
September 20263.5%
August 20263.1%
July 20262.9%
June 20262.6%
May 20262.8%
April 20262.8%
March 20263.3%
February 20263.0%
January 20263.0%
December 20253.4%
November 20253.2%
October 20253.6%
CPIH annual rate: last 12 months
MonthValue
September 20263.6%
August 20263.3%
July 20263.1%
June 20262.8%
May 20263.0%
April 20263.0%
March 20263.4%
February 20263.2%
January 20263.2%
December 20253.6%
November 20253.5%
October 20253.8%
Core CPI annual rate: last 12 months
MonthValue
September 20262.8%
August 20262.6%
July 20262.6%
June 20262.6%
May 20262.6%
April 20262.5%
March 20263.1%
February 20263.2%
January 20263.1%
December 20253.2%
November 20253.2%
October 20253.4%

What the measures mean

CPI
The Consumer Prices Index, the measure used for the Bank of England's 2% inflation target. It tracks the prices of a basket of around 700 goods and services.
CPIH
CPI plus owner occupiers' housing costs (estimated from rents) and council tax. The ONS's lead measure of consumer price inflation.
Core CPI
CPI excluding energy, food, alcohol and tobacco, the most volatile items. It gives a clearer view of underlying price pressure.

Inflation by category

CPI annual rate in September 2026 for each of the 12 main spending categories (COICOP divisions).