Percentile 28 = IQ 91 (2026)

Smarter than 28% of people

Average

Average range, where about half of people score · Rarer than 1 in 4

Percentile 28 = IQ 91. Smarter than 28% of people. Classification: Average — Average range, where about half of people score. Rarer than 1 in 4.

❓ FAQ

What percentile is an IQ of 91?

An IQ of 91 sits at the 28.0th percentile — the top 72.0% of the population.

How many people have an IQ of 91 or higher?

Roughly 5,832,000,000 people worldwide — about 72.0% of 8.1 billion.

📅 Last updated: 2026-06-18 · ✔ Reviewed by the All-Lifes editorial team · About · Methodology

📚 Sources & references