IQ Percentile Calculator

Convert IQ score to percentile. Normal distribution.

Test Details

Population Rank

Percentile50.00%Rank

ClassificationAverage

Rarity1 in 2peopleTop

An IQ of 100 is 0.00 SD above the mean. This score is higher than 50.0% of the population.

Disclaimer: This tool is for informational purposes only and is not a substitute for professional medical advice.

About this calculator

Overview

IQ mean 100, SD 15. Percentile from normal curve.

Fun Facts

Formula: Z = (IQ − 100) / 15. Percentile from Z table.