What Does an IQ of 99 Mean?

An IQ of 99 is in the “Average” range, where half of all people score. About 47.3% of people score lower and 52.7% score higher.

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Where an IQ of 99 sits on the bell curve (average 100, standard deviation 15)

IQ 99 in numbers

Classification
Average
Scores lower than 99
47.3%
How rare
1 in 2 people score this low or lower
Distance from average
-0.07 standard deviations
Mensa level (top 2%)
No, Mensa usually needs about 130+

What the “Average” range means

Scores from 90 to 109 are average, the range where half of all people fall. An average IQ is no limit: effort, interests and experience matter far more for most goals.

How does IQ 99 compare?

IQScores lowerClassification
8923.2%Low average
9434.5%Average
9947.3%Average
10460.5%Average
10972.6%Average

Frequently asked questions

Is an IQ of 99 good?

An IQ of 99 is average, which is completely normal. Half of all people score between 90 and 109.

What percentile is an IQ of 99?

An IQ of 99 is higher than about 47.3% of the population, and about 52.7% of people score higher.

How rare is an IQ of 99?

Very common: it’s within the average range, where half of all people score.