IQ 129

129 is 29 points above average and 1.93 standard deviations up. You score higher than 97.3% of people, so in a class of 30 you would typically be one of the top 1. It sits 14 points into the above-average band, 1 short of the 130 mark often used for gifted programmes.

At this level the advantage is consistent rather than dramatic. Unfamiliar puzzles, dense reading and new systems are likely to feel a little easier for you than for most people around you.

The gap between you and the average person is real but modest. On any single task, effort, experience and knowledge can easily outweigh it.

Careers are chosen, not assigned by score. Research on general mental ability, summarised in work such as Schmidt and Hunter (1998), suggests a 129 helps most in complex roles and during training.

Where you end up depends heavily on interest, persistence and people skills. None of those is measured by an IQ test.

If you are choosing a path, treat 129 as a reason to take on demanding material, not as a filter on which options are open to you.

Compared with someone at 100, a person at 129 is 1.93 standard deviations quicker on the kind of reasoning IQ tests sample. Day to day that usually looks like needing fewer examples to grasp a new idea, not like knowing things without effort.

• New tools and apps feel intuitive faster, because you infer how they work.
• Slow explanations can feel tedious, and you may prefer to skip ahead.
• Quick reasoning does not protect against bias. It can make a confident wrong answer more persuasive.

On a bell curve with a mean of 100 and a standard deviation of 15, about 2.7% of people score 129 or higher. Applied to whole populations:

An IQ of 129 or higher is 2.1 times rarer than 124 or higher, and 134 or higher is 2.3 times rarer again. At this point on the curve, each extra point makes a score about 17% rarer.

What your 129 could really be. Treat any single score as the centre of a range. For a good supervised test, about 5 points either side is typical, so 129 really means somewhere from 124 to 134. Online tests are less precise than that.

Which scale was it on? A 129 reported on an SD 16 scale converts to about 127 on the usual SD 15 scale, and one from an SD 24 scale (seen in some Cattell-style results) to about 118. Check which scale your score report used.

Retrospective estimates for historical figures rarely go this low, because they are only made for people with exceptional achievements. A few sit near 129. Every figure below is a retrospective estimate, not a measured score. Open a profile to see the evidence and how confident anyone can be.

Rough benchmarks from our profiles that sit within a few points of 129. Degree and university figures are estimates derived from admissions-test averages, not measured IQs.

The scores one and five points either side of 129, plus the round numbers from 100 to 150, side by side. Tap any score for its full page.

People with an IQ of 129 typically score about 1390 on the SAT and about 29 on the ACT composite. Scores vary a lot from person to person, so the range shows where about four in five land.