Reduction in income inequality before and after tax among total vs. working age population in New Zealand
New Zealand: Reduction in income inequality before and after tax among total vs. working age population was 21.9% in 2022. ▲ Rising
Reduction in income inequality before and after tax among total vs. working age population in New Zealand, 2018–2022
Source: OECD (2026) – with minor processing by Our World in Data. Measured in %.
Analysis
New Zealand recorded 21.9% for reduction in income inequality before and after tax among total vs. working age population in 2022.
Compared with earlier readings it is down 5.8% on the previous year and up 5.1% over five years.
New Zealand ranks 27th of 39 countries on this measure, in the middle of the range.
Reduction in income inequality before and after tax among total vs. working age population in New Zealand, year by year
| Year | % | Change |
|---|---|---|
| 2018 | 20.8% | — |
| 2019 | 21.2% | +2.2% |
| 2020 | 22.8% | +7.3% |
| 2021 | 23.2% | +1.7% |
| 2022 | 21.9% | -5.8% |
New Zealand compared with similar countries
- New Zealand's 21.9% is below the median for high income countries, which is 24.0%, 91% of the median. (36 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 21.0% | 20.8% | 21.2% | 2 |
| 2020s | 22.6% | 21.9% | 23.2% | 3 |
Countries ranked near New Zealand
More poverty & inequality data for New Zealand
- Fertility rate vs. share living in extreme poverty 1.67 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 9,102 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 7.22 % change on previous year (2024)
- Tax revenues vs income inequality, gaps filled 34.71 (2023)
- Tax revenue as share of GDP vs. income inequality 34.7% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
- Tax revenues vs income inequality, annual growth rate 1.22 % change on previous year (2023)
- Gender Inequality Index 0.082 (2023)
- Share of government consumption in GDP vs. share of population living in extreme poverty 24.9% (2023)
Frequently asked questions
- What is reduction in income inequality before and after tax among total vs. working age population in New Zealand?
- Reduction in income inequality before and after tax among total vs. working age population in New Zealand was 21.9% in 2022, according to OECD (2026) – with minor processing by Our World in Data.
- What is the highest reduction in income inequality before and after tax among total vs. working age population recorded in New Zealand?
- The highest recorded value was 23.2% in 2021.
- What is the lowest reduction in income inequality before and after tax among total vs. working age population recorded in New Zealand?
- The lowest recorded value was 20.8% in 2018.
- How does New Zealand rank for reduction in income inequality before and after tax among total vs. working age population?
- New Zealand ranks 27th out of 39 countries with data for 2022.
- Where does this New Zealand data come from?
- The figures come from OECD (2026) – with minor processing by Our World in Data, published as part of Reduction in income inequality before and after tax among total vs. working age population. 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
This is the percentage difference between the Gini coefficient before taxes and benefits and the Gini coefficient after taxes and benefits.