What is a Good IQ Score in 2025? Complete Guide to IQ Ranges

After taking an IQ test, the first question most people ask is: 'Is my score good?' The answer depends on context, but understanding IQ score ranges and their meanings can help you interpret your results meaningfully.

The Standard IQ Scale

Modern IQ tests use a standardized scale where 100 is the average (mean) score and the standard deviation is 15 points. This creates a normal distribution—the famous bell curve—where most people cluster around the middle and scores become rarer as you move toward the extremes.

This standardization means that IQ scores have consistent meaning across different tests. A score of 130 on the WAIS-IV means roughly the same thing as 130 on the Stanford-Binet or a well-designed online test like the GET.

IQ Score Ranges Explained

Here's what different IQ ranges mean in 2025:

• 130 and above (Top 2%): Very Superior intelligence. Often qualifies for gifted programs. Strong ability for complex abstract reasoning.
• 120-129 (Top 9%): Superior intelligence. Excellent problem-solving abilities. High academic and professional potential.
• 110-119 (Top 25%): High Average intelligence. Above-average cognitive abilities. Strong performance in most academic settings.
• 90-109 (Middle 50%): Average intelligence. Completely normal cognitive functioning. Can succeed in virtually any field with effort.
• 80-89 (Lower 25%): Low Average intelligence. May require additional support in academic settings but can live independently.
• 70-79 (Lower 9%): Borderline intelligence. May need accommodations for learning.
• Below 70 (Lower 2%): Intellectual disability. Typically requires varying levels of support.

What is Considered a 'Good' IQ Score?

The honest answer: anything average or above (90+) is functionally 'good.' About 68% of people score between 85 and 115. If you're in this range, you have completely normal cognitive abilities sufficient for virtually any career or life path you choose.

Scores above 110 are 'good' in the sense of being above average, while scores above 120 are genuinely exceptional and place you in the top 10% of cognitive ability. However, success in life depends far more on conscientiousness, emotional intelligence, creativity, and perseverance than on IQ scores alone.

Understanding Percentiles

Percentiles often communicate meaning more clearly than raw scores. Here's what different scores mean in percentile terms:

• IQ 145: 99.9th percentile (1 in 1,000 people)
• IQ 135: 99th percentile (1 in 100 people)
• IQ 130: 98th percentile (top 2%)
• IQ 120: 91st percentile (top 9%)
• IQ 110: 75th percentile (top 25%)
• IQ 100: 50th percentile (exactly average)
• IQ 90: 25th percentile
• IQ 80: 9th percentile

Average IQ by Age Group

A common misconception is that IQ decreases with age. While certain cognitive abilities peak in your 20s (processing speed, working memory), others improve with age (vocabulary, general knowledge). Modern IQ tests are age-normalized, meaning a score of 100 is average for your age group, whether you're 20 or 70.

Research shows that crystallized intelligence (knowledge and vocabulary) often increases through middle age and beyond, while fluid intelligence (novel problem-solving) peaks in your late 20s and gradually declines. A comprehensive score balances both.

IQ Scores and Real-World Success

While IQ correlates with certain outcomes, the relationship is more complex than 'higher is always better.' Research shows that IQ predicts academic performance well (r=0.5-0.7) but predicts life satisfaction or happiness poorly (r=0.1-0.2). Above about IQ 120, additional points provide diminishing returns for most life outcomes.

Malcolm Gladwell's research suggests that beyond a threshold of about IQ 115-120, other factors like creativity, social skills, and opportunity matter more for extraordinary success. Many CEOs, entrepreneurs, and leaders have above-average but not exceptional IQ scores.

Context Matters More Than the Number

A 'good' IQ score depends on your goals and context. For admission to highly selective gifted programs, you might need 130+. For most professional careers, anything above 100 is more than sufficient. For personal growth and self-understanding, any score is valuable information about your cognitive profile.

More importantly, IQ scores are most useful when broken down by category. You might score average overall but excel in verbal reasoning or pattern recognition. These specific strengths guide career choices and learning strategies more effectively than a single number.

The Bottom Line

If your score is 90 or above, you have cognitive abilities in the normal to superior range—there's nothing 'wrong' with your intelligence. If it's 110 or above, you're demonstrably above average. If it's 120 or above, you're in the top 10% and may benefit from intellectually challenging environments. But remember: your IQ is one data point about one type of intelligence. Your worth, potential, and likelihood of success depend on many other factors that matter just as much, if not more.