Income inequality: Gini coefficient before and after tax in Australia
Australia: Income inequality: Gini coefficient before and after tax was 0.319 in 2020. ▬ Flat
Income inequality: Gini coefficient before and after tax in Australia, 2012–2020
Source: OECD (2026) – with minor processing by Our World in Data.
Analysis
The most recent figure for income inequality: gini coefficient before and after tax in Australia is 0.319, measured in 2020. That is the lowest value across all 5 years on record.
The figure is down 1.8% on the previous year and down 2.1% over ten years.
Over the whole period, income inequality: gini coefficient before and after tax in Australia peaked at 0.337 in 2014 and was at its lowest, 0.319, in 2020.
Australia ranks 17th of 39 countries on this measure, in the middle of the range.
Income inequality: Gini coefficient before and after tax in Australia, year by year
| Year | Value | Change |
|---|---|---|
| 2012 | 0.326 | — |
| 2014 | 0.337 | +3.4% |
| 2016 | 0.33 | -2.1% |
| 2018 | 0.325 | -1.5% |
| 2020 | 0.319 | -1.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.3295 | 0.325 | 0.337 | 4 |
| 2020s | 0.319 | 0.319 | 0.319 | 1 |
Countries ranked near Australia
More poverty & inequality data for Australia
- Number of income/consumption surveys in the past decade available via the World Bank 3 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 1.64 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 2,690 kg per hectare (2024)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2024)
- Cereal yield vs extreme poverty, annual growth rate -0.0446 % change on previous year (2024)
- Tax revenues vs income inequality, gaps filled 30.36 (2022)
- Tax revenue as share of GDP vs. income inequality 30.4% (2022)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2022)
Frequently asked questions
- What is income inequality: gini coefficient before and after tax in Australia?
- Income inequality: gini coefficient before and after tax in Australia was 0.319 in 2020, according to OECD (2026) – with minor processing by Our World in Data.
- What is the highest income inequality: gini coefficient before and after tax recorded in Australia?
- The highest recorded value was 0.337 in 2014.
- What is the lowest income inequality: gini coefficient before and after tax recorded in Australia?
- The lowest recorded value was 0.319 in 2020.
- How does Australia rank for income inequality: gini coefficient before and after tax?
- Australia ranks 17th out of 39 countries with data for 2020.
- Is income inequality: gini coefficient before and after tax rising or falling in Australia?
- Over the last ten years it is down 2.1%. The long-run trend across the full record is flat.
- Where does this Australia data come from?
- The figures come from OECD (2026) – with minor processing by Our World in Data, published as part of Income inequality: Gini coefficient before and after tax. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 5 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality.