AU$100 in 1926 → AU$2,044.83 in 1991

Australia Inflation Calculator


Australian Inflation Rate, AU$100 in 1926 to 1991

According to the Bureau of Statistics consumer price index, the dollar experienced an average inflation rate of 4.75% per year. Prices in 1991 are 1944.8% higher than prices in 1926.

In other words, AU$100 in 1926 is equivalent in purchasing power to AU$2,044.83 in 1991, a difference of AU$1,944.83 over 65 years.

The inflation rate in 1991 was 3.13%.

Inflation from 1926 to 1991
Cumulative price change 1944.83%
Average inflation rate 4.75%
Converted amount (AU$100 base) AU$2,044.83
Price difference (AU$100 base) AU$1,944.83
CPI in 1926 2.9
CPI in 1991 59.3

AUD inflation chart from 1922 to 2017

How to calculate the inflation rate for AU$100, 1926 to 1991

This inflation calculator uses the following inflation rate formula:

CPI in 1991 / CPI in 1926 * 1926 AUD value = 1991 AUD value

Then plug in historical CPI values. The Australian CPI was 2.9 in the year 1926 and 59.3 in 1991:

59.3 / 2.9 * AU$100 = AU$2,044.83

AU$100 in 1926 has the same "purchasing power" or "buying power" as AU$2,044.83 in 1991.

News headlines from 1926

Politics and news often influence economic performance. Here's what was happening at the time:

  • Abdulaziz Ibn Saud is declared King of Nejd and Hejaz.
  • In support of striking coal miners, Trade Union Congress calls for a general strike one minute to midnight, known as the British General Strike.
  • Trotsky and his followers are thrown out by the Russian Politburo.
  • Autonomy inside the British Commonwealth is gained after the Imperial Conference.

Inflation Data Source

Raw data for these calculations comes from the government of Australia's annual (CPI) as provided by the Reserve Bank of Australia. The consumer price index was established in 1922 and is tracked by Australian Bureau of Statistics (ABS).

You may use the following MLA citation for this page: “1926 dollars in 1991 | Australia Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 19 Jun. 2018,

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