Top 100 Countries with the Highest Average IQ in 2025

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Here are the top 100 countries ranked by average IQ in 2025, illustrating a diverse spectrum of cognitive metrics worldwide:

China Leads Global Intelligence Rankings with an Average IQ of 107.2
China retains its position at the top, boasting the highest average IQ score at 107.2. The nation continues to lead in intellectual assessments, reflecting advancements in education, technology, and research sectors. Rapid urbanization and extensive educational reforms contribute significantly to China’s high cognitive metrics.

South Korea and Japan: Neck and Neck at 106.4
South Korea and Japan are close contenders, with scores of 106.4 each. Their robust education systems and emphasis on innovation have helped maintain high cognitive test averages. Both countries consistently rank in the top tier, exemplifying their dedication to academic excellence.

Iran Ranks 4th with 106.3, Highlighting Regional Cognitive Performance
Iran’s impressive score of 106.3 highlights a rising trend in academic achievement within the Middle East. Factors like increased access to quality education and technological development are contributing to Iran’s emerging position on the global IQ scale.

Singapore’s Remarkable Score of 105.1 Establishes Its Competitive Edge
Singapore continues to impress, holding a top 10 position with an average IQ of 105.1. The nation’s strategic focus on education, innovation, and rigorous testing has established it as a global leader in cognitive abilities among nations in Southeast Asia.

Russia and Mongolia: Notable Performers in Eurasia
Russia ranks seventh with 103.2, showcasing its strong educational infrastructure. Mongolia follows closely at 102.9, reflecting steady progress in intellectual development in Central Asia.

Armenia and Australia: Cultural and Continental Diversity
Armenia and Australia share scores of approximately 102.6, indicating high cognitive performance despite their diverse cultural backgrounds. Their investment in education and research ecosystems contributes to these impressive numbers.

Spain and New Zealand: Consistent European and Oceanic Results
Spain scores 102.3, while New Zealand stands at 102.1. Both countries underscore the importance of strong educational policies and cultural emphasis on learning.

South and Southeast Asian Nations Make Strides
Sri Lanka (102.0), Slovenia (102.0), and Malaysia (100.5) demonstrate the increasing educational focus in their respective regions. Thailand and Belarus (both 101.5) similarly show upward trends.

North America Holds Strong
Canada (101.7), the United States (99.7), and neighboring nations such as the Netherlands and United Kingdom (both 99.7) exemplify high standards of education and innovation. The U.S. remains solidly within the top 50, reflecting ongoing emphasis on cognitive development.

European Powerhouses Continue to Perform Well
France, Switzerland, and Italy hover around 101, with Luxembourg and Iceland close at 100. This continent maintains consistent performance, driven by well-established education systems and research institutions.

India and Israel: Rising with Nearly 99.1
India (99.1) and Israel (99.1) showcase impressive cognitive metrics, emphasizing the importance of technological advancement and expanding educational access in their regions.

Middle Eastern and North African Countries Show Stability
Lebanon (99.4), Estonia, and Peru maintain scores just below 100, reflecting ongoing development efforts in education and infrastructure.

Eastern Europe’s Steady Progress
Poland (99.4), Bulgaria (97.8), and Croatia (99.2) highlight continuous advancement across the continent.

Africa and Central Asia: Growing Educational Emphasis
South Africa (94.1), Ethiopia (95.1), and Kazakhstan (97.2) demonstrate gradual shifts toward higher cognitive performance through increased educational investments.

Asian and Gulf Countries Show Competitive Scores
Japan, South Korea, and Singapore are at the high end, while countries like Qatar (94.8) and the United Arab Emirates (96.8) are closing the gap through modernization initiatives.

Latin America Shows Mixed Results
Mexico (95.5), Argentina (94.4), and Colombia (93.2) reflect ongoing development challenges but also significant potential in improving cognitive skills through education reform.

Ongoing Global Efforts to Enhance Intelligence Metrics
As countries work to improve educational systems, access, and technological infrastructure, these ranking scores serve as a reflection of broader socio-economic factors influencing cognitive development worldwide.

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Factoring in global educational resources and advancements, these IQ measures paint a complex picture of cognitive development across nations.

By 2025, these figures reveal a continuously evolving landscape of global intelligence, marked by regional strengths, emerging economies, and persistent gaps that underscore the importance of sustained investment in human capital.