IQ 120 Meaning: Percentile, Rarity and Real-Life Interpretation
What an IQ score of 120 means: percentile (top 9%), rarity, Wechsler classification and how to interpret it. No myths, just data.
A high score — between the regular norm and the giftedness threshold. IQ 120 is found in about 9% of the population. Often observed among holders of higher education degrees, specialists, and people in cognitively demanding professions.
Percentile and rarity
Approximately 1 in 11 people score 120 or higher.
| Percentile | 91.0% |
| Wechsler classification | superior |
| Mensa | — |
Wechsler classification
Superior (superior) — a high score, above most of the population.
IQ 120 and Mensa
An IQ of 120 is close to the Mensa threshold (130) but does not reach it. Mensa membership requires an official test with a score of 130 or higher.
Online test vs official IQ test
What to do next
Related scores
Frequently asked questions
What percentile is this?
An IQ of 120 corresponds to the 91 percentile — meaning you score above 9% of the population.
Is this good or bad?
IQ 120 is classified as «superior» on the Wechsler scale. This is a high score, above most of the population.
Does this qualify for Mensa?
An IQ of 120 is close to the Mensa threshold (130) but does not reach it. Mensa membership requires an official test with a score of 130 or higher.
Can I increase my IQ?
Cognitive training can improve working memory and processing speed, but the effect on overall IQ is modest (typically 1–3 points). More in how-to-train-iq.
How accurate are online IQ tests?
Online IQ tests provide an approximate estimate with a margin of error of about ±5–10 points. For official diagnosis, a WAIS-IV or Stanford-Binet test by a qualified psychologist is required.
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