Average IQ by country
Estimated national averages for 31 countries, from the compilations of Lynn & Vanhanen (2012) and Rindermann (2018). They are contested: they mix different tests, years and samples, and they track schooling and health.
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All 31 countries
31 of 31
| Argentina | 93 |
| Australia | 98 |
| Brazil | 87 |
| Canada | 99 |
| China | 105 |
| Denmark | 99 |
| Finland | 101 |
| France | 98 |
| Germany | 102 |
| Hong Kong | 108 |
| India | 82 |
| Ireland | 92 |
| Israel | 95 |
| Italy | 97 |
| Japan | 106 |
| Mexico | 88 |
| Netherlands | 100 |
| New Zealand | 99 |
| Norway | 100 |
| Poland | 99 |
| Russia | 97 |
| Singapore | 108 |
| South Africa | 77 |
| South Korea | 106 |
| Spain | 97 |
| Sweden | 99 |
| Switzerland | 101 |
| Taiwan | 104 |
| United Arab Emirates | 84 |
| United Kingdom | 100 |
| United States | 98 |
A national figure says nothing about any individual and is not evidence about ethnicity or genetics. Each country page explains its number, its limits and how it sits next to its neighbours.
Keep exploring
- Average IQ by US stateAll 50 states, modelled from school data
- IQ bell curveSee where any score falls
- IQ scores from 70 to 200Percentile and rarity for every score
- IQ percentile calculatorTurn a score into a percentile
What's your IQ?
Country averages blur millions of people. Answer 25 visual reasoning questions and compare your own result with any country on this page.
Take the IQ test
25 questions · about 12 minutes