Is an IQ of 64 Good? What It Means & Where You Stand
Classification
Extremely Low
Percentile
1st
Rarity
1 in 130
Below Average
What Does an IQ of 64 Mean?
An IQ of 64 falls in the extremely low range at the 1st percentile. Many individuals at this level develop functional daily living skills, basic communication, and can participate in supported work environments. The score is near the boundary for mild intellectual disability classification, which requires both low IQ and adaptive functioning limitations.
An IQ of 64 places you at the 1st percentile, which means you scored higher than approximately 1% of the general population on a standardized intelligence test. This score falls into the Extremely Low range on the IQ scale. With a rarity of 1 in 130, this score is less common, but IQ is just one measure of cognitive ability.
To understand how IQ scores are calculated and what they measure, see our complete guide on what IQ is and how it works. For a full breakdown of all score ranges and their meanings, visit our IQ score ranges page.
Career Context for an IQ of 64
Supported employment and structured day programs provide meaningful engagement. With job coaching, many individuals at this level successfully work in food preparation, custodial services, and supervised retail tasks.
How Does an IQ of 64 Compare?
Here's how a score of 64 compares to nearby IQ scores:
Nearby IQ Score Comparison
| Score | Classification | Percentile |
|---|---|---|
| IQ 50 | Moderate | 0.04th |
| IQ 52 | Moderate | 0.05th |
| IQ 55 | Extremely Low | 0.1st |
| IQ 57 | Extremely Low | 0.2nd |
| IQ 60 | Extremely Low | 0.4th |
Frequently Asked Questions
Is 64 a disability?
An IQ of 64 falls in the range associated with mild intellectual disability, but formal diagnosis requires both low IQ AND significant limitations in adaptive functioning (daily living skills, communication, social skills).
What can someone with 64 IQ learn?
Many people at this level learn basic reading, simple math, self-care skills, and vocational tasks. With specialized instruction, functional skills for daily living are achievable.
What is life expectancy at 64 IQ?
Mild intellectual disability does not significantly reduce life expectancy. With appropriate healthcare and support, individuals at this level live full lifespans and can lead satisfying lives.
Explore Other IQ Scores
Take our free IQ test to find out where you stand, or learn more about what IQ really measures.