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IQ Percentile Calculator β€” Average IQ Score and Distribution

The average IQ score is 100 by definition, with a standard deviation of 15. An IQ of 115 puts you in the top 16% of the population. An IQ of 130 is in the top 2% and is the threshold for Mensa membership. An IQ of 145 is in the top 0.1%. IQ scores follow a normal distribution and have been rising approximately 3 points per decade since 1930, a phenomenon known as the Flynn Effect.

IQ & Cognitive Score

Self-report your IQ or take a brief spatial reasoning test. See the global distribution and what different scores correlate with.

MindShort Test

Note: This is a curiosity tool, not a validated psychometric test. Real IQ scores require standardised, clinically administered tests. Self-reports tend to be inflated; the 5-question mini-test gives a very rough directional estimate only.

IQ score
100
Average
60100 = average160

Self-reported IQ. Based on the Wechsler Adult Intelligence Scale where 100 is the population mean and 15 is one standard deviation.

Your IQ is higher than

50%

of the global population

Your IQ

100

Average

Population avg

100

Average

IQ Distribution β€” Wechsler Scale

50%percentile
50% of people score below 100

IQ scores are normalized so 100 is always the mean. About 68% of the population scores between 85 and 115. Only 2.3% score above 130. The top 0.1% is above 146.

Put It In Context

IQ tests measure a specific kind of reasoning β€” pattern recognition, abstract logic, and processing speed. They do not measure creativity, emotional intelligence, wisdom, or domain expertise. The Flynn Effect shows average IQ scores have risen ~3 points per decade since the 1930s, suggesting IQ reflects learned cognitive skills more than fixed capacity. Self-reported IQ tends to be inflated by 10–15 points on average, which is why this module offers a brief estimation quiz as an alternative.

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