Is an IQ of 91 Good? What It Means & Where You Stand

What Does an IQ of 91 Mean?

An IQ of 91 is solidly in the average range, just 9 points below the mean. At the 27th percentile, about 27% of people score at or below this level. This is an entirely normal score with no cognitive limitations for everyday life. The 9-point gap from 100 is barely detectable in any practical context.

An IQ of 91 places you at the 27th percentile, which means you scored higher than approximately 27% of the general population on a standardized intelligence test. This score falls into the Average range on the IQ scale. With a rarity of Common, this score is within the range where most people score.

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 91

At 91, every mainstream career is accessible. Teachers, nurses, managers, small business owners, and technicians all commonly fall in this range. Success depends on skills and motivation, not 9 IQ points.

Cognitive Profile at IQ 91

IQ 91 sits in the average range with a cognitive profile that supports confident functioning across virtually all everyday and moderately complex academic and occupational demands. Verbal reasoning handles complex academic and technical texts with reliable inferential, evaluative, and comparative reasoning. Working memory holds 8 items with rehearsal. Processing speed is at the 33rd–34th percentile. Fluid intelligence shows genuine reliable problem-solving across a broad range of concrete and abstract problem types with solid transfer to novel situations. Reading at college level enables confident engagement with professional literature and academic texts in most fields. Mathematical competence includes algebra, geometry, statistics, and pre-calculus. 4-year college in a wide range of fields is well within reach. Graduate school in practical professional programs is accessible with strong performance and effort. The IQ 91 profile is functionally equivalent to IQ 95 in the vast majority of real-world contexts.

What Research Says About IQ 91

NLSY79 data show IQ 91 individuals achieving 4-year college enrollment at 30% and bachelor's degree completion at approximately 19%. Employment rates exceed 93% and median earnings approach 95% of the US median. Research by Lubinski & Benbow (2006, Perspectives on Psychological Science) using SMPY data found that individuals at IQ 91 achieve solid occupational outcomes across a wide range of fields, with career outcomes determined more by conscientiousness and specific domain knowledge than by IQ within the average range. Schmidt & Hunter (1998) show that IQ 91 predicts above-average job performance in complex occupations when experience is controlled.

Day-to-Day Life with an IQ of 91

A person at IQ 91 works as a physical therapist assistant — implementing treatment plans designed by physical therapists, leading exercise sessions, monitoring patient progress, documenting outcomes, and educating patients on home exercise programs. They completed an associate degree in physical therapist assisting and hold state licensure. They own their home, manage household finances, and are active in their professional association. They are considering a bachelor's degree completion program to qualify for PT school. Reading at college level covers all professional needs. Patients and colleagues regard them as a skilled, empathetic clinician whose IQ score is entirely irrelevant to their professional identity.

How Does an IQ of 91 Compare?

Here's how a score of 91 compares to nearby IQ scores:

Careers That Suit an IQ of 91

People with an IQ around 91 are well-suited for the following career paths:

• Pharmacist Technician — average IQ range: 95–108
• Carpenter — average IQ range: 95–108
• Personal Trainer — average IQ range: 95–110
• Veterinary Technician — average IQ range: 95–108
• HVAC Technician — average IQ range: 95–108

See the full IQ by career chart for all professions.

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