What does an IQ of 109 mean?
An IQ of 109 is higher than about 71% of people. Roughly 1 in 4 people score 109 or above.
20 puzzles, free to take, no sign-up. Most people don't finish.
Where 109 sits on the bell curve
IQ scores follow a bell curve with an average of 100 and a standard deviation of 15. The shaded area shows the 71% of people who score below 109.
What the "Average" range means
Scores from 90 to 109 are average. This is the most common range: about half of all people score here, so it is completely normal.
In a room of 100 people, about 29 would score 109 or higher.
Careers that often suit an IQ around 109
Based on how complex each job is. Your strongest reasoning area (abstract, numerical or verbal) changes the picture a lot, and the full test report matches careers to your own strengths.
How exact is a single score?
No test measures IQ to the exact point. A score of 109 on a short test is best read as a range of roughly 104 to 114. That's why the report on this site gives a confidence band as well as a score.
Nearby scores
| IQ | Higher than | Range |
|---|---|---|
| 103 | 57% | Average |
| 105 | 62% | Average |
| 107 | 67% | Average |
| 111 | 76% | High average |
| 113 | 80% | High average |
| 115 | 83% | High average |
Questions people ask
Is 109 a good IQ score?
An IQ of 109 is right in the average range, which is where about half of all people score. It is a perfectly normal result.
What percentile is an IQ of 109?
An IQ of 109 is at about the 71th percentile: it is higher than roughly 71% of the population.
How rare is an IQ of 109?
About 1 in 4 people score 109 or higher.
Can my IQ score change?
Scores on any single test vary by a few points from day to day because of sleep, focus and familiarity with the question types. Underlying reasoning ability is fairly stable in adults, but a single result should always be read as a range rather than an exact number.
20 puzzles, free to take, no sign-up. Most people don't finish.