AU$100 in 1923 → AU$942.86 in 1980

Australia Inflation Calculator


Australian Inflation Rate, 1923-1980 (AU$100)

According to the Bureau of Statistics consumer price index, the dollar experienced an average inflation rate of 4.01% per year. Prices in 1980 are 842.9% higher than prices in 1923.

In other words, AU$100 in the year 1923 is equivalent in purchasing power to AU$942.86 in 1980, a difference of AU$842.86 over 57 years.

The inflation rate in 1980 was 10.46%.

Inflation from 1923 to 1980
Cumulative price change 842.86%
Average inflation rate 4.01%
Price difference (AU$100 base) AU$842.86
CPI in 1923 2.8
CPI in 1980 26.4

AUD inflation chart from 1922 to 2017

How to calculate the inflation rate for AU$100, 1923 to 1980

Start with the inflation rate formula:

CPI in 1980 / CPI in 1923 * 1923 AUD value = 1980 AUD value

Then plug in historical CPI values. The Australian CPI was 2.8 in the year 1923 and 26.4 in 1980:

26.4 / 2.8 * AU$100 = AU$942.86

AU$100 in 1923 has the same "purchasing power" as AU$942.86 in 1980.

News headlines from 1923

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

  • The inner burial chamber of the Pharaoh Tutankhamun's tomb is opened, leading to the finding of the sarcophagus by Howard Carter.
  • The Disney Brothers Cartoon Studio is founded.
  • Lenin's "Political Testament" is issued which calls for Stalin's removal.
  • In Germany, 5,000 storm troopers demonstrate against the 'November crime', Hitler is arrested after seeking to take advantage of the chaotic conditions.

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: “1923 dollars in 1980 | Australia Inflation Calculator.” FinanceRef Inflation Calculator, Alioth Finance, 23 Apr. 2018,

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