27.4 %
Smarter than 27.4% of people
Average
Average range, where about half of people score
🏛️ Mensa cutoff 130 — 39 points away
🌍 In the United States (national average ≈ 98, an estimate from test samples), an IQ of 91 is in the top 68.0%.
❓ FAQ
Is an IQ of 91 a good score?
An IQ of 91 falls in the "Average" range and is higher than 27.4% of the population.
What percentile is an IQ of 91?
An IQ of 91 sits at the 27.4th percentile — the top 72.6% of the population.
Can you join Mensa with an IQ of 91?
Mensa requires roughly IQ 130 (top 2% on SD15); 91 is 39 points below the cutoff. Practice and a supervised test may close the gap.
How many people have an IQ of 91 or higher?
Roughly 5,878,550,135 people worldwide — about 72.6% of 8.1 billion.