Based on the 285571 people who completed an IQ test at BRGHT, the average IQ of people in South Korea is 106.75. With this IQ score, South Korea ranks #16 on the list of countries by average IQ.

It is important to remember that intelligence is complex and multifaceted, and that intelligence tests do not capture all aspects of human cognitive ability. The BRGHT IQ Test measures candidates' logical reasoning, numerical and spatial reasoning skills.