AU$100 in 1940 → AU$2,477.78 in 1997

Australia Inflation Calculator


Australian Inflation Rate, 1940-1997 (AU$100)

According to the Bureau of Statistics consumer price index, the dollar experienced an average inflation rate of 5.79% per year. Prices in 1997 are 2377.8% higher than prices in 1940.

In other words, AU$100 in the year 1940 is equivalent in purchasing power to AU$2,477.78 in 1997, a difference of AU$2,377.78 over 57 years.

The inflation rate in 1997 was 0.30%.

Inflation from 1940 to 1997
Cumulative price change 2377.78%
Average inflation rate 5.79%
Price difference (AU$100 base) AU$2,377.78
CPI in 1940 2.7
CPI in 1997 66.9

AUD inflation chart from 1922 to 2017

How to calculate the inflation rate for AU$100, 1940 to 1997

Start with the inflation rate formula:

CPI in 1997 / CPI in 1940 * 1940 AUD value = 1997 AUD value

Then plug in historical CPI values. The Australian CPI was 2.7 in the year 1940 and 66.9 in 1997:

66.9 / 2.7 * AU$100 = AU$2,477.78

AU$100 in 1940 has the same "purchasing power" as AU$2,477.78 in 1997.

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: “1940 dollars in 1997 | Australia Inflation Calculator.” FinanceRef Inflation Calculator, Alioth Finance, 19 Feb. 2018,

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