March 2026 inflation data

The UK’s inflation rate in March 2026, as measured by the Consumer Price Index (CPI), was 3.3%.

The detailed figures for the year to March 2026 are:

  • CPI inflation was 3.3% in March 2026 (Index: 141.0), up from 3.0% in the year to February
  • RPI* inflation was 4.1% in March 2026 (Index: 411.4), up from 3.6% in the year to February
  • CPIH inflation was 3.4% in March 2026 (Index: 140.8), up from 3.2% in the year to February

 

*The Office for National Statistics no longer regards the RPI as an official measure of inflation.