What Is a Good IQ Score

"Is 110 a good IQ score?" "What counts as gifted?" "Is 95 bad?" These are among the most common questions people ask after taking a cognitive assessment, and the honest answer is more nuanced than a single number can capture. A "good" IQ score depends entirely on what you're comparing it to — and understanding that comparison is the key to reading any result correctly, including your own.

The Average Is 100 By Design

Every modern IQ test is built so that the average score in the general population is 100. This isn't a coincidence or a natural law of intelligence — it's a deliberate design choice. Test publishers periodically "renorm" their instruments, recalibrating the scoring so that the midpoint of a large, representative sample always lands on 100. That means a score of 100 doesn't mean "smart" or "average intelligence" in some absolute sense; it means "performed at the statistical center of the comparison group used to norm this particular test."

Scores are distributed along a bell curve (a normal distribution), with a standard deviation of 15 points on most modern tests (some older instruments used 16). This standard deviation is what gives every other number its meaning.

Reading the Score Bands

Because the distribution is a bell curve, most people cluster near the middle, with progressively fewer people at the extremes. Here's how our test's own six result bands map onto that curve:

Notice that a full 68% of the population — roughly two out of every three people — scores somewhere between 85 and 115. This is the single most important fact to internalize: the "average" range is wide, not a narrow target. If your score falls anywhere in that band, you are, statistically, entirely typical.

One clarification worth flagging: the labels in the table above are the six bands our test reports, mapped onto the standard bell curve. Widely published clinical charts — notably the Wechsler scale — carve the same curve into differently named bands (their "average" spans 90–109, for example). Our full IQ score chart lines the two schemes up side by side, so a label that doesn't match another chart never trips you up.

Why "Good" Is the Wrong Frame

A more useful question than "is this good?" is "what does this score predict, and about what?" IQ scores correlate moderately with academic performance, certain job-training outcomes, and some measures of problem-solving speed. They do not measure creativity, emotional intelligence, practical wisdom, motivation, artistic talent, or the countless other traits that shape a person's life outcomes. A single test, taken on a single day, under a single set of conditions, is a snapshot — not a verdict.

It's also worth remembering that any test score carries a margin of error. Statisticians call this the standard error of measurement, and it means a person's "true score" is really a range, not a point. Someone who scores 108 today might score 104 or 112 on a different day, purely due to normal variation in attention, fatigue, or test familiarity. Treating a single digit as gospel — "I am exactly 108 IQ points intelligent" — misunderstands what the number represents.

What Different Ranges Typically Mean

Below 85: Scores in this range may indicate a need for additional academic support in some contexts, but a single low score should never be treated as a permanent label. Test anxiety, unfamiliarity with the test format, fatigue, and language barriers can all suppress a score without reflecting a person's actual reasoning ability.

85–115 (the broad average): This is where most people land, and it reflects entirely typical cognitive functioning for the tasks the test measures — pattern recognition, working memory, processing speed, and abstract reasoning, depending on the instrument.

115–130: Scores here suggest above-average performance on the specific tasks measured. People in this range often find certain kinds of academic or analytical work come somewhat more easily, though effort, interest, and opportunity still dominate real-world outcomes.

130+: This range is sometimes used as a threshold for "gifted" classification in educational settings. It represents strong performance on the test's specific measures, not a guarantee of success in any particular field — many domains (art, leadership, entrepreneurship, relationships) depend on entirely different skill sets.

The Honest Takeaway

There is no universally "good" IQ score, because IQ tests measure a specific, narrow slice of cognitive ability — primarily abstract pattern recognition, working memory, and processing speed — against a statistically normed population. A score of 100 means "typical." A score of 130 means "well above typical on this specific measure." Neither number tells you whether someone will be kind, resilient, creative, or successful in the ways that matter most in a life.

What a score is good for is giving you a snapshot of how your pattern-recognition and reasoning skills compare to a broad population baseline — useful context, not a life sentence. If you're curious where you currently stand, the best way to find out is to take a well-constructed assessment yourself under normal, unhurried conditions.

For the full band-by-band chart and its percentile mapping, see our IQ score chart; for how these same numbers shift across the lifespan, see average IQ by age.

Frequently asked questions

What IQ is considered genius?

"Genius" is not a formal psychometric category, so no reputable test actually reports it and no official cutoff exists. In popular usage the label is loosely attached to scores above about 140, which fewer than one in 250 people reach. Psychologists prefer precise terms like "gifted" (often 130 and above) and avoid "genius" entirely, because real-world genius involves creativity, drive, and originality that no IQ test measures.

What IQ do you need for Mensa?

Mensa admits people who score at or above the 98th percentile on an approved, properly administered intelligence test — the top 2% of the population. In practice that is about 130 on a Wechsler-style scale (standard deviation 15) or 148 on the Cattell scale, since the exact number depends on the test used. Mensa accepts qualifying scores from roughly 200 different supervised tests rather than a single fixed IQ figure.

Is an IQ of 120 good?

An IQ of 120 is well above average — roughly the 91st percentile, higher than about nine in ten people. It falls in the "superior" or "above-average" band on standard classification charts and is common in academically demanding fields. That said, a score in this range predicts a modest edge on certain analytical tasks, not success in life, which depends far more on effort, interest, and circumstance.

What is the average IQ score?

The average IQ score is 100, by design, on every properly normed test. Test-makers calibrate the scale so the midpoint of a large reference sample always lands on 100, with a 15-point standard deviation. Because scores follow a bell curve, about 68% of people fall between 85 and 115, so the "average" range is genuinely wide — a score anywhere inside it is entirely typical.

Sources

1. Neisser, U., Boodoo, G., Bouchard, T. J., Boykin, A. W., Brody, N., Ceci, S. J., Halpern, D. F., Loehlin, J. C., Perloff, R., Sternberg, R. J., & Urbina, S. (1996). Intelligence: Knowns and unknowns. American Psychologist, 51(2), 77–101.
2. Flynn, J. R. (1987). Massive IQ gains in 14 nations: What IQ tests really measure. Psychological Bulletin, 101(2), 171–191.
3. Wechsler, D. (2008). Wechsler Adult Intelligence Scale — Fourth Edition (WAIS-IV) [Database record]. APA PsycTests.
4. Mensa International. (n.d.). Getting your IQ tested — frequently asked questions (98th-percentile qualifying criterion). Retrieved July 17, 2026.

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