Australian inflation rate in 1977: 12.15%

Australia Inflation Calculator


Inflation in 1977 and Its Effect on Dollar Value

Purchasing power decreased by 12.15% in 1977 compared to 1976. On average, you would have to spend 12.15% more money in 1977 than in 1976 for the same item.

In other words, AU$1 in 1976 is equivalent in purchasing power to about AU$1.12 in 1977.

The 1976 inflation rate was 13.13%. The inflation rate in 1977 was 12.15%. The 1977 inflation rate is higher compared to the average inflation rate of 4.21% per year between 1977 and 2019.

Inflation rate is calculated by change in the consumer price index (CPI). The CPI in 1977 was 20.30. It was 18.10 in the previous year, 1976. The difference in CPI between the years is used by the Bureau of Statistics to officially determine inflation.

Inflation from 1976 to 1977
Average inflation rate 12.15%
Converted amount (AU$1 base) AU$1.12
Price difference (AU$1 base) AU$0.12
CPI in 1976 18.100
CPI in 1977 20.300
Inflation in 1976 13.13%
Inflation in 1977 12.15%

AUD inflation chart from 1922 to 2017

How to Calculate Inflation Rate for AU$1, 1976 to 1977

This inflation calculator uses the following inflation rate formula:

CPI in 1977CPI in 1976
1976 AUD value
1977 AUD value

Then plug in historical CPI values. The Australian CPI was 18.1 in the year 1976 and 20.3 in 1977:


AU$1 in 1976 has the same "purchasing power" or "buying power" as AU$1.12 in 1977.

To get the total inflation rate for the 1 years between 1976 and 1977, we use the following formula:

CPI in 1977 - CPI in 1976CPI in 1976
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

20.3 - 18.118.1

News headlines from 1976

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

  • Steve Jobs and Stebe Wozniak invent the Apple Computer in Job's parents' garage.
  • The US Viking 1 lands on Mars, becoming the first man-built object on the Red Planet.
  • Osvaldo Dorticos Torrado is replaced as Cuban President by Fidel Castro.

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 1977 | Australia Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 25 Apr. 2019,

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

» Read more about inflation and investment.