UK inflation rate in 1917: 25.38%

UK Inflation Calculator


UK Inflation Rate, 1917-2017 (£1)

The composite price index (CPI) in 1917 was 16.3. the Office for National Statistics uses this CPI value to track inflation on a monthly basis.

According to the Office for National Statistics, the pound experienced an average inflation rate of 4.27% per year. Prices in 2017 are 6435.9% higher than prices in 1917.

In other words, £1 in the year 1917 is equivalent to £65.36 in 2017, a difference of £64.36 over 100 years.

The current inflation rate in 2017 is 2.70%1. If this number holds, £1 today will be equivalent to £1.03 next year.

Inflation from 1917 to 2017
Cumulative price change 6435.88%
Average inflation rate 4.27%
Price difference (£1 base) £64.36
CPI in 1917 16.3
CPI in 2017 1065.34818

UK inflation chart from 1988 to 2017. Based on the UK Consumer Price Index.

How to calculate the inflation rate for £1 since 1917

Start with the inflation rate formula:

CPI in 2017 / CPI in 1917 * 1917 GBP value = 2017 GBP value

Then plug in historical CPI values. The UK CPI was 16.3 in the year 1917 and 1065.34818 in 2017:

1065.34818 / 16.3 * £1 = £65.36

£1 in 1917 has the same "purchasing power" as £65.36 in 2017.

News headlines from 1917

Politics and news often play an important role in economic performance.

  • The Russian "February Revolution" begins, alongside protests celebrating Women's Day and St Petersburg riots.
  • Tsar Nicholas II abdicates nominating his brother, Grand Duke Michael to succeed him.
  • President Wilson asks US Congress to declare war against Germany.
  • Vladimir Lenin issues the "April Theses" appealing for Soviets to take power during Russian Revolution.
  • Leon Trotsky becomes chairman of the Petrograd Soviet after the Bolsheviks gain control.

Inflation Data Source: This calculator uses the composite price index published by the UK Office for National Statistics (ONS). A composite index is created by combining price data from several different published sources, both official and unofficial. The Consumer Price Index, normally used to compute inflation, has only been tracked since 1988. All inflation calculations after 1988 use the Office for National Statistics' Consumer Price Index, except for 2017, which is based on The Bank of England's forecast.

» Read more about inflation.