9.1 %
Smarter than 9.1% of people
Low Average
Low average, slightly below the population midpoint
🏛️ Mensa cutoff 130 — 50 points away
🌍 In the United States (national average ≈ 98, an estimate from test samples), an IQ of 80 is in the top 88.5%.
❓ FAQ
Is an IQ of 80 a good score?
An IQ of 80 falls in the "Low Average" range and is higher than 9.1% of the population.
What percentile is an IQ of 80?
An IQ of 80 sits at the 9.1th percentile — the top 90.9% of the population.
Can you join Mensa with an IQ of 80?
Mensa requires roughly IQ 130 (top 2% on SD15); 80 is 50 points below the cutoff. Practice and a supervised test may close the gap.
How many people have an IQ of 80 or higher?
Roughly 7,361,188,593 people worldwide — about 90.9% of 8.1 billion.