AU$1 in 2005 → AU$1.34 in 2018

Australia Inflation Calculator


Australian Inflation Rate, 2005-2018 (AU$1)

According to the Bureau of Statistics consumer price index, the dollar experienced an average inflation rate of 2.29% per year. Prices in 2018 are 34.2% higher than prices in 2005.

In other words, AU$1 in the year 2005 is equivalent in purchasing power to AU$1.34 in 2018, a difference of AU$0.34 over 13 years.

Compared to last year's annual rate, the inflation rate in 2018 is now 1.80%1. If this number holds, AU$1 today would be equivalent to AU$1.02 next year.

Inflation from 2005 to 2018
Cumulative price change 34.18%
Average inflation rate 2.29%
Price difference (AU$1 base) AU$0.34
CPI in 2005 83
CPI in 2018 111.3692

AUD inflation chart from 1922 to 2017

How to calculate the inflation rate for AU$1 since 2005

This inflation calculator uses the following inflation rate formula:

CPI in 2018 / CPI in 2005 * 2005 AUD value = 2018 AUD value

Then plug in historical CPI values. The Australian CPI was 83 in the year 2005 and 111.3692 in 2018:

111.3692 / 83 * AU$1 = AU$1.34

AU$1 in 2005 has the same "purchasing power" as AU$1.34 in 2018.

News headlines from 2005

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

  • Egyptian President Hosni Mubarak asks Parliament to amend Article 76 and orders constitutional changes in order to allow multi-candidate presidential elections.
  • Syria's 29-year-long military domination of Lebanon ends, after it withdraws the last of its 14,000 troops under international pressure.
  • A coordinated bomb attack hits London's public transport system, during the morning rush hour, killing 52 and injuring a further 700 people.
  • Angela Merkel becomes first female Chancellor of Germany.

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: “AU$1 in 2005 → 2018 | Australia Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 26 May. 2018,

» Read more about inflation.