IQ Score Calculator

Enter your IQ test score to see your percentile rank, classification, and standard deviation position.

IQ Score

Test Standard Deviation

Classification

Percentile Rank

Z-Score (SD from Mean)

Rarity (1 in X people)

IQ Classification Scale

Below 70Intellectually Disabled

70 - 84Below Average

85 - 114Average

115 - 129Above Average

130 - 144Gifted

145 - 159Highly Gifted

160+Profoundly Gifted

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