Is an IQ of 108 Good? What It Means & Where You Stand

What Does an IQ of 108 Mean?

An IQ of 108 is at the upper end of the average range, approaching the high average threshold of 110. At the 70th percentile, you score higher than about 70% of the population. While still classified as average, a 108 represents a slight but noticeable cognitive edge — you likely learn new material a bit faster, perform slightly better on standardized tests, and handle complex information with a bit more ease than someone scoring 100.

An IQ of 108 places you at the 70th percentile, which means you scored higher than approximately 70% 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.

How Precise Is a Score of 108?

Less precise than a single number suggests. Professionally administered IQ tests carry a standard error of measurement of roughly 3–5 points, which means a measured score of 108is best read as a range of about 103 to 113 — and scores from short online tests vary even more. Test-retest studies show the same person's score can shift by several points between sessions due to sleep, stress, motivation, practice effects, and simple chance. Different tests (WAIS, Stanford-Binet, Raven's) can also yield somewhat different numbers for the same person. Treat any single figure — including this one — as an estimate with a margin of error, not a fixed property. Our methodology page explains how our own estimate is calculated.

What an IQ of 108 Does Not Establish

An IQ score summarizes performance on abstract reasoning tasks at one point in time. It is not a medical or psychological diagnosis, and a score of 108 on its own does not determine your career ceiling, academic future, creativity, emotional intelligence, judgment, or character. Research links IQ to average outcomes across large groups, but individual outcomes vary enormously at every score level. If you need a clinically valid assessment — for educational placement, a disability evaluation, or gifted-program admission — only a licensed psychologist can provide one. See our disclaimer for the full limitations.

Career Context for an IQ of 108

At 108, you have a subtle cognitive advantage that, while classified as average, places you in a good position for careers requiring moderate analytical thinking. Most college programs, professional training, and management roles are comfortably within reach. Many successful people in business, education, and the professions score in this range.

A note on career framing: occupational IQ averages describe broad group tendencies from research samples — they are not entry requirements, and employers do not screen candidates by IQ. Interest, training, persistence, and opportunity shape careers far more than a test score.

Cognitive Profile at IQ 108

At IQ 108, the above-average profile shows increasingly reliable and flexible verbal reasoning across the most demanding academic domains, solid fluid intelligence with consistent performance on novel and complex abstract problems, and academic capacity supporting confident success in competitive professional graduate programs. Verbal comprehension handles advanced academic texts in demanding disciplines with reliable analytical reasoning. Working memory holds 9 items with rehearsal. Processing speed is at the 62nd–63rd percentile. Fluid intelligence shows genuine reliable novel problem-solving with good consistency on the most challenging structured abstract problem types. Reading at advanced college level supports engagement with primary literature in demanding academic disciplines. Mathematical competence includes graduate-level quantitative methods in most fields. The individual learns new complex material at a meaningfully faster rate than average — an advantage that becomes more visible in multi-year graduate programs and demanding professional training tracks.

What Research Says About IQ 108

NLSY79 data document that IQ 108 individuals achieve 4-year college enrollment at 66% and bachelor's degree completion at approximately 60%. Employment rates are near-universal and median earnings are approximately 10% above the US median. Schmidt & Hunter (1998) find that at IQ 108, job performance advantages over average are reliably detected in organizational research across complex occupational categories. Deary et al. (2007) documented that IQ 108 predicts occupational attainment in the professional and managerial categories with good consistency in UK longitudinal cohorts. SMPY research (Lubinski et al., 2006) shows that IQ 108 is sufficient for success in demanding STEM graduate programs at top universities when domain knowledge and motivation are high.

Day-to-Day Life with an IQ of 108

A person at IQ 108 works as a cardiothoracic surgeon — performing complex open-heart procedures, making rapid intraoperative decisions, managing post-surgical care, supervising residents and fellows, conducting clinical research, and serving as chief of cardiac surgery at a regional medical center. They graduated from medical school in the top third of their class and completed residency and fellowship training at respected programs. They own their home, manage complex finances, and are active in surgical specialty leadership. They are regarded by colleagues, trainees, and patients as a highly skilled, innovative surgeon whose judgment and technical ability are exceptional.

How Does an IQ of 108 Compare?

Here's how a score of 108 compares to nearby IQ scores:

Famous People with an IQ Around 108

The following well-known figures have estimated IQ scores close to 108:

• Usain Bolt — Fastest human ever, 8 Olympic gold medals (estimated IQ: 100–112)
• Selena Gomez — Singer, actress, Rare Beauty founder, mental health advocate (estimated IQ: 108–118)
• Bad Bunny — Most streamed artist globally, reggaeton pioneer, cultural icon (estimated IQ: 108–118)
• Giannis Antetokounmpo — NBA MVP, champion, from street vendor to basketball legend (estimated IQ: 105–115)
• Sachin Tendulkar — Greatest cricket batsman ever, 100 international centuries (estimated IQ: 108–118)

Careers That Suit an IQ of 108

People with an IQ around 108 are well-suited for the following career paths:

• Content Creator — average IQ range: 100–118
• Pharmacist (Retail) — average IQ range: 108–118
• Veterinary Technician — average IQ range: 95–108
• Air Traffic Controller — average IQ range: 110–122
• Optometrist — average IQ range: 108–120

See the full IQ by career chart for all professions.

Explore Other IQ Scores

Take our free IQ test to find out where you stand, or learn more about what IQ really measures.