Top 75 Countries with Highest Average IQ in 2025

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The Top 75 Countries by Average IQ in 2025: A Deep Dive into Global Intelligence

The latest global intelligence rankings reveal fascinating insights about cognitive abilities across nations. Based on data collected from over 1.39 million test-takers worldwide in 2025, the following list highlights the countries with the highest average IQ scores. Let’s explore how nations compare and what this might mean for future developments.

China Leads the Pack with the Highest Average IQ

China tops the list with an average IQ of 107.19, cementing its position as the nation with the highest cognitive scores in 2025. This impressive figure reflects China’s investments in education, technological advancements, and a focus on scientific research. Chinese students consistently perform at the top levels globally, thanks to rigorous schooling systems and a cultural emphasis on learning.

South Korea and Japan Continue Their Dominance in East Asia

South Korea (106.43) and Japan (106.4) maintain their strong standings, showcasing the region’s dedication to education. Both countries have long been recognized for their intensive learning environments and high literacy rates, which likely contribute to their high IQ averages. Japan, in particular, is renowned for technological innovation, which correlates with cognitive development.

Iran and Singapore: Surprising Leaders in Their Regions

Iran (106.3) emerges as the highest in the Middle East, reflecting a significant investment in education and science. Meanwhile, Singapore (105.14) maintains its reputation as a global education hub, with a highly competitive academic environment that fosters intelligence growth.

Russia and Mongolia Show Notable Progress

Russia (103.16) has experienced steady growth, likely driven by reforms in education and increased access to learning resources. Mongolia (102.86), with its expanding education initiatives, is also climbing the ranks, indicating improving average cognitive capabilities.

Australia and European Powerhouses

Down under, Australia (102.57) continues to show strong average IQ scores, supported by high-quality education systems. European nations such as Spain, New Zealand, and Slovenia also rank notably high:

Spain (102.3)
New Zealand (102.08)
Slovenia (101.96)

These countries benefit from robust educational infrastructure and policies promoting intellectual development.

North American and European Countries Near the Middle of the List

The United States ranks at 99.74, indicating a slight gap behind many other nations but still within a high average range. European countries like France, Serbia, Italy, and Switzerland hover around the 100 mark, reflecting balanced educational systems and multicultural environments conducive to cognitive growth.

Countries with Growing IQ Scores in Asia and Europe

India (99.08), Israel (99.07), and Turkey (99.07) display promising signs of cognitive development, attributed to increased investments in schooling and technology. European countries like Latvia (98.84), Azerbaijan (98.71), and Lithuania (98.67) also show upward trends in average IQ scores.

Northern and Scandinavian Nations Lead in Intelligence

Nations such as Norway (98.52), Sweden (98.49), and Ireland (98.32) rank highly in the European north, benefiting from quality education, high literacy rates, and technological innovation. These countries are often regarded as leaders in research and development.

The Middle East and North Africa Show Moderate Gains

Lebanon (99.39), Tunisia (97.51), and Egypt (97.21) reflect improvements tied to educational reforms and increased access to learning resources. Countries in this region are increasingly emphasizing STEM (Science, Technology, Engineering, and Mathematics) education.

Growing Economies with Room for Improvement

India, Bangladesh, and the Philippines have average IQ scores ranging between about 96 and 99. Their scores suggest significant development opportunities, particularly in education and technology sectors. These nations show potential for rapid growth as investments continue.

Variability in Sub-Saharan and African Nations

While some African nations like Mauritius (96.89) and Algeria (97.01) are making strides, many others remain below the global average. This disparity underscores the urgent need for educational infrastructure expansion and socioeconomic development to boost cognitive capacities region-wide.

Understanding the Data

This ranking is based on standardized IQ tests taken by over 1.39 million individuals across different countries. It offers a snapshot of cognitive abilities but should be viewed in context—factors like education quality, nutrition, socioeconomic status, and cultural values all influence intelligence metrics.

Final thoughts

As we look forward to 2025, these rankings serve as a reflection of how countries invest in the intellectual development of their populations. Countries at the top demonstrate strong education systems and technological focus, while those at the bottom have clear opportunities for growth. The global landscape of intelligence is continually evolving, shaped by policy, innovation, and societal priorities.

Source: International IQ Test, January 2025