Average IQ by Country in 2024

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Ranking

Ever wondered if the collective intelligence of a country can be summed up in a number? Well, perhaps this is too controversial of a subject to come to a quick conclusion on. But, let’s shed light on one approach; the IQ scores.

IQ tests, as much about patterns as they are about people, offer a window into cognitive capacity. Below, we’ll list IQ rates, country by country, and question the factors that contribute to these differences. From education systems to cultural influences, we’ll investigate what molds the world’s IQ profiles.

Let’s get started.

What is IQ?

IQ, Intelligence Quotient, is a numerical representation and it’s obtained through a series of standardized tests. These assessments usually cover areas such as verbal, mathematical, and spatial reasoning.

IQ tests only measure certain types of cognitive abilities and don’t include some other important factors like creativity, emotional intelligence, and social skills. External factors like cultural background, education, and socioeconomic status are some other reasons why countries’ average IQs differ. IQ scores still provide valuable insights into academic and career achievements.

How is IQ Measured

Typically, trained professionals generate IQ tests in a controlled environment to make sure of accuracy and reliability. Wechsler Adult Intelligence Scale (WAIS) is the most common IQ test and it aims to measure different aspects of cognitive ability, such as verbal comprehension, perceptual reasoning, working memory, and processing speed.

During a test, the tasks measure one’s ability to reason, solve problems, and think abstractly. When calculating the IQ score, the raw scores in each subtest are converted into standardized scores. Then, these scores are combined and compared to the average score for the age group.

In the end, IQ tests aren’t the only indicator of intelligence when there are multiple other reasons besides IQ scores.

IQ Average by Country

Factors That Contribute to High Averages of IQ

Education: Education helps individuals develop their abilities and reach their full potential. A country's IQ levels can benefit from a strong education system that develops critical thinking, problem-solving, and creativity.
Nutrition: Proper nutrition is important for cognitive development, especially during the early years of life. Countries that have access to high-quality food and clean water are more likely to have higher IQ averages.
Genetics: Genetics play a role in shaping cognitive abilities but it’s not the only determinant of IQ. Some genetic traits can be one of the factors for higher IQ scores.
Culture: Cultural factors are also an influence on a country’s IQ levels. These might be the focus on education, intellectual pursuits, or the importance of intelligence.
Healthcare: Countries with access to quality healthcare are more likely to have higher IQ levels. These countries also prioritize mental health and well-being.
Economic Stability: Countries provide resources such as education, healthcare, and proper nutrition with economic stability. Having these resources makes it possible to enhance cognitive development.

The Relevance Between IQ and Academic Performance

One of the first things that spring to mind when discussing the connection between IQ and academic achievement is the PISA test. PISA (Program for International Student Assessment) test is an international test format created by OECD. This test evaluates the reading, math, and science proficiency of 15-year-olds in every three years. The exam assesses students’ problem-solving abilities in addition to their capacity to apply the knowledge they have acquired in the real world.

PISA test compares educational systems across countries and provides significant information. PISA’s primary goal is to improve countries’ educational systems. This test evaluates the reading, math, and science proficiency of 15-year-olds in every three years.

Multiple-choice, open-ended, and short-answer questions are all included in the assessments to measure students’ abilities in a range of challenging levels. PISA can be used on digital and paper-based systems. In order to have a better understanding of the socioeconomic issues influencing student performance, surveys of parents, schools, and students are frequently conducted.This offers a wealth of information about the general condition of educational systems and the causes of student success.

In 2022, 81 economies and nations participated in the PISA exam, with mathematics being the primary focus. The 2022 PISA results show that in terms of basic math competency, Singapore ranked first, followed by 2. Macao, China, 3. Japan, 4. Chinese Taipei, and 5. Estonia.

10 Countries with the Lowest IQ Average

Rank	Country	Average IQ	Literacy Rate
1	Nepal	42.99	64.66%
2	Sierra Leone	45.07	48.43%
3	Liberia	45.07	47.6%
4	Guatemala	47.72	79.07%
5	The Gambia	52.68
6	Nicaragua	52.69	82.47%
7	Guinea	53.48	30.47%
8	Ivory Coast	58.16	43.27%
9	Ghana	58.16	76.58%
10	South Sudan	58.61	31.98%

Countries with the Highest IQ Average

According to the index results of 2023, top 5 countries with the highest IQ. Japan is the country with the highest IQ with an average of 106,48, Taiwan follows Japan with 106,47, and Singapore is the third highest iq country with 105,89, Hong Kong is fourth with 105,37 and China is the fifth with 104,1.

Tips to Enhance IQ

Let's discover some tips to enhance IQ and improve cognitive abilities:

🧠 1# Engage in intellectual activities: Reading, solving puzzles, playing strategy games, and learning new skills are some of the activities to improve IQ.

🤾 2# Exercise regularly: Exercise helps improve cognitive function as it increases blood flow and oxygen to the brain.

🛌 3# Get enough sleep: As having proper rest is crucial for overall brain health, it’s also influential for cognitive development and memory consolidation.

🥗 4# Eat a healthy diet: A balanced and nutritious diet can enhance cognitive abilities and it’s essential for brain function.

🗣 5# Learn a new language: Learning a new language is a way to challenge the brain while improving problem-solving and memory.

🧘‍♀️ 6# Meditate: Meditation is an effective option to improve cognitive function, attention span, and memory.

💡 7# Surround yourself with intellectual stimuli: Reading books, or engaging in intellectual conversations keep our mind active.

Average IQ by Country: The Wrap-Up

While IQ tests provide some insight into cognitive abilities, they’re not the only way of measuring intelligence. Intelligence encompasses much more than just IQ as emotional intelligence, creativity, and practical skills are just as important.

Enhancing our cognitive abilities is also about cultivating a mindset of curiosity and eagerness to learn. Hard work, determination, and creativity are also important factors in achieving our goals. Therefore, it’s important not to rely solely on IQ scores.

Frequently Asked Questions

What do IQ tests measure?

IQ tests measure several cognitive abilities, including verbal and mathematical reasoning, spatial awareness, and memory. However, it's important to note that IQ tests only provide a snapshot of an individual's cognitive abilities and do not measure emotional intelligence or practical skills.

Can IQ be improved?

While IQ is largely influenced by genetics, there are ways to enhance cognitive abilities through various activities such as reading, learning a new language, and engaging in intellectual discussions. However, it's important to remember that IQ is just one aspect of overall intelligence and does not determine an individual's worth or potential.

Are IQ tests culturally biased?

IQ tests can be influenced by cultural factors such as language and educational background. However, efforts have been made to develop culturally fair IQ tests that minimize these biases. It's important to use IQ scores as just one piece of information in assessing an individual's abilities and potential.

Is IQ a reliable measure of intelligence?

While IQ tests provide some insight into cognitive abilities, they are not a definitive measure of overall intelligence. Intelligence is a multifaceted concept that includes emotional intelligence, creativity, and practical skills, which cannot be fully captured by a single number.

Can IQ change over time?

While IQ scores are generally stable over time, they can change with age and life experiences. For example, individuals may experience a decline in IQ scores as they age due to changes in cognitive abilities. On the other hand, individuals may also experience an increase in IQ scores as they engage in intellectual activities and continue to learn throughout their lives.