Australian inflation rate in 1928: 3.57%

Australia Inflation Calculator


Inflation in 1928 and Its Effect on Dollar Value

Purchasing power decreased by 3.57% in 1928 compared to 1927. On average, you would have to spend 3.57% more money in 1928 than in 1927 for the same item.

In other words, AU$1 in 1927 is equivalent in purchasing power to about AU$1.04 in 1928.

The 1927 inflation rate was -3.45%. The inflation rate in 1928 was 3.57%. The 1928 inflation rate is lower compared to the average inflation rate of 4.12% per year between 1928 and 2019.

Inflation rate is calculated by change in the consumer price index (CPI). The CPI in 1928 was 2.90. It was 2.80 in the previous year, 1927. The difference in CPI between the years is used by the Bureau of Statistics to officially determine inflation.

Inflation from 1927 to 1928
Average inflation rate 3.57%
Converted amount (AU$1 base) AU$1.04
Price difference (AU$1 base) AU$0.04
CPI in 1927 2.800
CPI in 1928 2.900
Inflation in 1927 -3.45%
Inflation in 1928 3.57%

AUD inflation chart from 1922 to 2017

How to Calculate Inflation Rate for AU$1, 1927 to 1928

This inflation calculator uses the following inflation rate formula:

CPI in 1928CPI in 1927
1927 AUD value
1928 AUD value

Then plug in historical CPI values. The Australian CPI was 2.8 in the year 1927 and 2.9 in 1928:


AU$1 in 1927 has the same "purchasing power" or "buying power" as AU$1.04 in 1928.

To get the total inflation rate for the 1 years between 1927 and 1928, we use the following formula:

CPI in 1928 - CPI in 1927CPI in 1927
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

2.9 - 2.82.8

News headlines from 1927

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

  • The counter revolution begins in Shanghai by Kuomintang leader Chiang Kai-shek.
  • Charles Lindbergh completes the first non-stop flight over the Atlantic.
  • Saudi Arabia is granted its independence from Great Britain after signing the Treaty of Jeddah.

Data Source & Citation

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: “Inflation Rate in 1928 | Australia Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 24 May. 2019,

Special thanks to QuickChart for providing downloadable chart images. is a reference website maintained by the Official Data Foundation.

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