Average IQ by State in the United States

The United States is in the 30th position when it comes to the highest IQ by country. The average IQ is different across the states of the US. If you’re intrigued to know the states with higher and lower IQs, refer to the table below.

The average IQ along with the implications and factors are explained for clarity.

What Is the Average IQ in the United States?

The United States has an average IQ level of 97 according to the data collected two years ago. On average, the males have a higher IQ level than the females in the US. The males have an average IQ of 99 whereas the females have an IQ level of 97.

The average IQ score is set between 85 and 115. Numbers higher or lower than the given range help determine the average intelligence of people living in a country or state.

If you compare the IQ levels of all the 50 states in the US, you’ll know that the people of Massachusetts have the highest IQ level of 104.3. On the other hand, Mississippi has the lowest IQ level of 94.2 and is at the bottom of the list.

IQ by each US State

The average IQ in each state can help determine the mental ability of people living there. The state with the highest and lowest IQ only has a difference of 10 points. Scroll down if you’re intrigued to know the average IQ level of your state.

StatesAverage IQ Per State
Massachusetts104.3
New Hampshire104.2
North Dakota103.8
Vermont103.8
Minnesota103.7
Maine103.4
Montana103.4
Iowa103.2
Connecticut103.1
Wisconsin102.9
Kansas102.8
New Jersey102.8
South Dakota102.8
Wyoming102.2
Nebraska102.3
Virginia101.9
Washington101.9
Ohio101.8
Indiana101.7
Colorado101.6
Pennsylvania101.5
Idaho101.4
Oregon101.2
Utah101.1
Missouri101
New York100.7
Michigan100.5
Delaware100.4
North Carolina100.2
Texas100
Illinois99.9
Maryland99.7
Rhode Island99.5
Kentucky99.4
Oklahoma99.3
Alaska99
West Virginia98.7
Florida98.4
South Carolina98.4
Georgia98
Tennessee97.7
Arkansas97.5
Arizona97.4
Nevada96.5
Alabama95.7
New Mexico95.7
Hawaii95.6
Louisiana95.3
Mississippi94.2

How Is the IQ Level Determined?

The IQ tests or Intelligence tests cannot be performed on large populations. Data given in the table above is collected after thorough research.

The test scores of all the IQ and standardized tests in the states are taken into account. These scores can help assess the intelligence of large populations.

Factors Affecting IQ

Different factors affect the IQ of individuals living in a country or state. Genetics, environment, education, and childhood education all play an essential role. Let’s talk about each one of them to have clarity.

  • Genetics contribute around 50% to 80% to an individual’s IQ.
  • Environmental factors such as childhood education, family, and prenatal care have a significant impact.
  • Good food and nutrition can also affect a person’s mental ability.
  • Lastly, exposure to toxins can be one of the major reasons for lower IQ levels.

Implications of IQ in the US

As mentioned, IQ scores can help predict intelligence and are associated with many factors such as success or achievements. A few implications of IQ in the US are discussed.

  • People who have high IQs may have or get better employment and educational opportunities. Individuals with high IQ levels can earn more than others.
  • It is assumed that intelligent individuals can perform better at their workplace.
  • People who have high IQs might struggle with social skills. They might be less emotional and use their brains more.

Which US state has the average IQ?

Massachusetts is the highest IQ state according to the stats. On average, the IQ level of Massachusetts is 104.3.

What is the smartest city in America?

New York is the smartest city in America because it uses the best technology and has improved public services. The infrastructure is also better than other cities in America.

What state in the United States has the lowest IQ?

Mississippi is the lowest IQ state in the US. It has an IQ of 94.2 and is at the bottom of the list.

An interesting article on average IQ by state in the US is written to explore the scores. Several factors are considered when determining the IQ scores of large populations or demographic groups. The information can help people know about the average IQ of people across America.

However, IQ is just one factor that can help determine the individual’s intelligence but is popular and fun to know. It can help measure the cognitive ability and potential of a person.

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