Income Inequality by Country
What Is Income Inequality?
Income Inequality measures how evenly a country’s total income is distributed among its population using the GINI index. The GINI index ranges from 0 (perfect equality) to 100 (perfect inequality), capturing disparities between the richest and poorest households. A lower GINI value indicates more equal income distribution, while a higher value signals greater disparity.
Why Income Inequality Matters to a Country’s Progress
- Highlights social equity, since large income gaps can lead to social tension and reduced trust.
- Affects economic growth, as unequal incomes can limit consumer spending and reduce human capital development.
- Informs fiscal policy, because governments use it to design tax systems and social welfare programs.
Ranking Highlights
- Bhutan tops the progress rankings in Gini Index, recording a drop from 37.4 to 28.5. Myanmar follows with a reduction from 38.1 to 30.7, while Tonga rounds out the top three, falling from 33.5 to 27.1.
- Across all 106 countries, the average year-over-year change was -0.7 percentage points with a median change of -0.3 percentage points.
- Overall, 62 countries improved in this area while 42 worsened. Click on a country to open the full country scorecard and see how it performs across a range of key indicators.
Rank | Country | Most Recent Year | Previous Year | Change |
---|---|---|---|---|
1 | ![]() | 28.5 (2022) | 37.4 (2017) | -8.90 pp |
2 | ![]() | 30.7 (2017) | 38.1 (2015) | -7.40 pp |
3 | ![]() | 27.1 (2021) | 33.5 (2015) | -6.40 pp |
4 | ![]() | 38.5 (2019) | 44.7 (2016) | -6.20 pp |
5 | ![]() | 37.4 (2021) | 43.0 (2018) | -5.60 pp |
6 | ![]() | 37.9 (2021) | 42.5 (2018) | -4.60 pp |
7 | ![]() | 42.2 (2021) | 46.6 (2014) | -4.40 pp |
8 | ![]() | 32.9 (2021) | 37.3 (2018) | -4.40 pp |
9 | ![]() | 51.5 (2022) | 55.8 (2015) | -4.30 pp |
10 | ![]() | 43.0 (2022) | 47.0 (2020) | -4.00 pp |
11 | ![]() | 31.1 (2021) | 35.0 (2015) | -3.90 pp |
12 | ![]() | 50.3 (2019) | 54.0 (2014) | -3.70 pp |
13 | ![]() | 34.4 (2021) | 37.9 (2018) | -3.50 pp |
14 | ![]() | 28.5 (2021) | 31.9 (2019) | -3.40 pp |
15 | ![]() | 45.2 (2023) | 48.3 (2014) | -3.10 pp |
16 | ![]() | 26.4 (2022) | 28.8 (2021) | -2.40 pp |
17 | ![]() | 26.9 (2022) | 29.1 (2021) | -2.20 pp |
18 | ![]() | 36.2 (2021) | 38.3 (2018) | -2.10 pp |
19 | ![]() | 29.3 (2019) | 31.3 (2016) | -2.00 pp |
20 | ![]() | 48.9 (2023) | 50.9 (2021) | -2.00 pp |
21 | ![]() | 35.3 (2021) | 37.2 (2018) | -1.90 pp |
22 | ![]() | 29.9 (2020) | 31.7 (2019) | -1.80 pp |
23 | ![]() | 29.6 (2018) | 31.3 (2015) | -1.70 pp |
24 | ![]() | 32.3 (2022) | 33.9 (2021) | -1.60 pp |
25 | ![]() | 37.7 (2019) | 39.3 (2016) | -1.60 pp |
26 | ![]() | 46.8 (2023) | 48.2 (2019) | -1.40 pp |
27 | ![]() | 39.3 (2023) | 40.7 (2021) | -1.40 pp |
28 | ![]() | 35.7 (2021) | 37.1 (2020) | -1.40 pp |
29 | ![]() | 33.4 (2021) | 34.8 (2018) | -1.40 pp |
30 | ![]() | 31.4 (2022) | 32.7 (2018) | -1.30 pp |
31 | ![]() | 34.9 (2024) | 36.1 (2023) | -1.20 pp |
32 | ![]() | 43.5 (2022) | 44.6 (2020) | -1.10 pp |
33 | ![]() | 34.3 (2021) | 35.4 (2020) | -1.10 pp |
34 | ![]() | 33.7 (2022) | 34.8 (2021) | -1.10 pp |
35 | ![]() | 25.6 (2020) | 26.6 (2019) | -1.00 pp |
36 | ![]() | 45.8 (2024) | 46.7 (2023) | -0.90 pp |
37 | ![]() | 24.4 (2020) | 25.3 (2019) | -0.90 pp |
38 | ![]() | 53.9 (2023) | 54.8 (2022) | -0.90 pp |
39 | ![]() | 44.6 (2023) | 45.5 (2022) | -0.90 pp |
40 | ![]() | 38.2 (2022) | 39.0 (2021) | -0.80 pp |
41 | ![]() | 35.1 (2018) | 35.9 (2015) | -0.80 pp |
42 | ![]() | 33.5 (2023) | 34.3 (2022) | -0.80 pp |
43 | ![]() | 29.4 (2020) | 30.1 (2019) | -0.70 pp |
44 | ![]() | 32.3 (2020) | 33.0 (2019) | -0.70 pp |
45 | ![]() | 27.2 (2023) | 27.9 (2022) | -0.70 pp |
46 | ![]() | 36.1 (2022) | 36.8 (2020) | -0.70 pp |
47 | ![]() | 32.0 (2019) | 32.6 (2014) | -0.60 pp |
48 | ![]() | 33.7 (2022) | 34.3 (2021) | -0.60 pp |
49 | ![]() | 40.7 (2021) | 41.2 (2018) | -0.50 pp |
50 | ![]() | 51.6 (2023) | 52.0 (2022) | -0.40 pp |
51 | ![]() | 44.4 (2023) | 44.8 (2022) | -0.40 pp |
52 | ![]() | 32.8 (2022) | 33.1 (2021) | -0.30 pp |
53 | ![]() | 25.9 (2022) | 26.2 (2021) | -0.30 pp |
54 | ![]() | 31.2 (2022) | 31.5 (2021) | -0.30 pp |
55 | ![]() | 25.7 (2021) | 26.0 (2020) | -0.30 pp |
56 | ![]() | 33.6 (2022) | 33.9 (2021) | -0.30 pp |
57 | ![]() | 35.7 (2021) | 36.0 (2018) | -0.30 pp |
58 | ![]() | 26.4 (2022) | 26.6 (2021) | -0.20 pp |
59 | ![]() | 32.4 (2021) | 32.6 (2020) | -0.20 pp |
60 | ![]() | 36.6 (2022) | 36.7 (2021) | -0.10 pp |
61 | ![]() | 37.4 (2022) | 37.5 (2018) | -0.10 pp |
62 | ![]() | 42.7 (2019) | 42.8 (2016) | -0.10 pp |
63 | ![]() | 24.1 (2022) | 24.1 (2021) | +0.00 pp |
64 | ![]() | 24.3 (2022) | 24.3 (2021) | +0.00 pp |
65 | ![]() | 33.8 (2021) | 33.7 (2020) | +0.10 pp |
66 | ![]() | 41.8 (2023) | 41.7 (2022) | +0.10 pp |
67 | ![]() | 37.9 (2021) | 37.8 (2020) | +0.10 pp |
68 | ![]() | 44.5 (2022) | 44.4 (2021) | +0.10 pp |
69 | ![]() | 32.9 (2021) | 32.7 (2020) | +0.20 pp |
70 | ![]() | 30.9 (2022) | 30.7 (2021) | +0.20 pp |
71 | ![]() | 31.5 (2022) | 31.3 (2021) | +0.20 pp |
72 | ![]() | 27.9 (2022) | 27.7 (2021) | +0.20 pp |
73 | ![]() | 25.9 (2022) | 25.7 (2021) | +0.20 pp |
74 | ![]() | 40.9 (2023) | 40.6 (2022) | +0.30 pp |
75 | ![]() | 28.9 (2022) | 28.5 (2021) | +0.40 pp |
76 | ![]() | 40.7 (2023) | 40.3 (2022) | +0.40 pp |
77 | ![]() | 32.3 (2022) | 31.8 (2021) | +0.50 pp |
78 | ![]() | 33.4 (2022) | 32.9 (2021) | +0.50 pp |
79 | ![]() | 29.9 (2022) | 29.4 (2021) | +0.50 pp |
80 | ![]() | 26.6 (2018) | 26.1 (2017) | +0.50 pp |
81 | ![]() | 29.2 (2021) | 28.7 (2020) | +0.50 pp |
82 | ![]() | 33.5 (2019) | 33.0 (2018) | +0.50 pp |
83 | ![]() | 34.3 (2018) | 33.7 (2016) | +0.60 pp |
84 | ![]() | 32.4 (2020) | 31.8 (2019) | +0.60 pp |
85 | ![]() | 42.1 (2023) | 41.2 (2022) | +0.90 pp |
86 | ![]() | 33.7 (2021) | 32.8 (2015) | +0.90 pp |
87 | ![]() | 33.4 (2022) | 32.4 (2016) | +1.00 pp |
88 | ![]() | 29.3 (2022) | 28.3 (2021) | +1.00 pp |
89 | ![]() | 30.2 (2022) | 29.2 (2021) | +1.00 pp |
90 | ![]() | 39.8 (2023) | 38.8 (2022) | +1.00 pp |
91 | ![]() | 30.0 (2022) | 28.9 (2021) | +1.10 pp |
92 | ![]() | 35.9 (2023) | 34.8 (2022) | +1.10 pp |
93 | ![]() | 34.8 (2023) | 33.5 (2022) | +1.30 pp |
94 | ![]() | 38.4 (2023) | 37.0 (2022) | +1.40 pp |
95 | ![]() | 34.1 (2022) | 32.7 (2021) | +1.40 pp |
96 | ![]() | 35.1 (2021) | 33.7 (2020) | +1.40 pp |
97 | ![]() | 42.4 (2023) | 40.7 (2022) | +1.70 pp |
98 | ![]() | 36.3 (2022) | 34.6 (2021) | +1.70 pp |
99 | ![]() | 31.6 (2022) | 29.8 (2021) | +1.80 pp |
100 | ![]() | 35.3 (2016) | 33.2 (2014) | +2.10 pp |
101 | ![]() | 38.7 (2021) | 36.2 (2020) | +2.50 pp |
102 | ![]() | 38.8 (2020) | 35.9 (2015) | +2.90 pp |
103 | ![]() | 34.6 (2022) | 31.6 (2021) | +3.00 pp |
104 | ![]() | 34.5 (2023) | 31.2 (2022) | +3.30 pp |
105 | ![]() | 39.9 (2021) | 35.3 (2018) | +4.60 pp |
106 | ![]() | 50.3 (2019) | 44.3 (2017) | +6.00 pp |
Source: World Bank. Only countries with complete data (both points within the past 10 years) are shown.
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