⚡ Check your eligibility
Qualifying scores by test scale (top 2%)
| Test / scale | Minimum score |
|---|---|
| Wechsler · WAIS/WISC (SD15) | 130 |
| Stanford-Binet (SD16) | 132 |
| Cattell Culture Fair (SD24) | 148 |
⚠️ Online tests — including ours — are practice only. Mensa accepts supervised admission tests or approved prior evidence; online results are never valid for admission.
How to join Mensa — 4 steps
- Find your national Mensa chapter on mensa.org and review its admission options.
- Book a supervised admission test, or submit approved prior evidence (such as a qualifying score administered by a licensed psychologist).
- Score in the top 2% — about IQ 130 (SD15), 132 (SD16), or 148 (Cattell SD24).
- Pay the membership fee and start joining local and online Mensa events.
❓ FAQ
What IQ score do you need for Mensa?
A score in the top 2% of the population: roughly 130 on an SD15 scale (e.g., Wechsler), 132 on an SD16 scale (e.g., Stanford-Binet), or 148 on the Cattell SD24 scale.
Do online IQ tests count for Mensa?
No. Online tests — including ours — are for practice only. Mensa accepts only supervised admission tests or approved evidence from qualified prior testing.
What is Mensa?
Mensa is the world's largest and oldest high-IQ society, founded in 1946. Its only admission requirement is a score in the top 2% on an approved intelligence test.
📅 Last updated: 2026-06-18 · ✔ Reviewed by the All-Lifes editorial team · About · Methodology