List of Average IQ By Country and American States

List of Average IQ By Country and US States

According to the IQ and the Wealth of Nations in 2013, the following 20 Countries are rated as having the highest IQ.

Top 20 Highest IQ Countries

1. Hong Kong: 107
2. South Korea: 106
3. Japan: 105
4. Taiwan: 104
5. Singapore: 103
6. Austria: 102
7. Germany: 102
8. Italy: 102
9. Netherlands: 102
10. Sweden: 101
11. Switzerland: 101
12. Belgium: 100
13. China: 100
14. New Zealand: 100
15. United Kingdom: 100
16. Hungary: 99
17. Poland: 99
18. Spain: 99
19. Australia: 98
20. Denmark: 98

Lowest 5 Countries by IQ

1. Equatorial Guinea: 59
2. Ethiopia: 63
3. Sierra Leone: 64
4. Democratic Republic of the Congo: 65
5. Zimbabwe: 66

Why We Have a Higher IQ Now

An explanation presented by philosopher James Flynn on why modern day Americans have a higher IQ than those in 1900. His focus is on the difference of today’s cognitive thinking and challenges we face.

Highest IQ By Individual US States

The United States IQ average worldwide is ranked at number 24 with an average IQ of 98.

Based upon the rating of McDaniel’s Estimated Average IQ Score, the following US States have an average IQ rating of the following.

1. Massachusetts: 104.3
2. New Hampshire: 104.2
3. North Dakota: 103.8
4. Vermont: 103.8
5. Minnesota: 103.7
6. Maine: 103.4
7. Montana: 103.4
8. Iowa: 103.2
9. Connecticut: 103.1
10. Wisconsin: 102.9
11. Kansas: 102.8
12. New Jersey: 102.8
13. South Dakota: 102.8
14. Wyoming: 102.4
15. Nebraska: 102.3
16. Virginia: 101.9
17. Washington: 101.9
18. Ohio: 101.8
19. Indiana: 101.7
20. Colorado: 101.6
21. Pennsylvania: 101.5
22. Idaho: 101.4
23. Oregon: 101.2
24. Utah: 101.1
25. Missouri: 101
26. New York: 100.7
27. Michigan: 100.5
28. Delaware: 100.4
29. N. Carolina: 100.2
30. Texas: 100
31. Illinois: 99.9
32. Maryland: 99.7
33. Rhode Island: 99.5
34. Kentucky: 99.4
35. Oklahoma: 99.3
36. Alaska: 99
37. W. Virginia: 98.7
38. Florida: 98.4
39. S. Carolina: 98.4
40. Georgia: 98
41. Tennessee: 97.7
42. Arkansas: 97.5
43. Arizona: 97.4
44. Nevada: 96.5
45. Alabama: 95.7
46. New Mexico: 95.7
47. Hawaii: 95.6
48. California: 95.5
49. Louisiana: 95.3
50. Mississippi: 94.2

Why IQ Matters

The following infographic outlines the definition and understanding of IQ and why it matters in measuring intelligence in today’s society. The earliest intelligence test was developed in 1905 by a French educationist.

How IQ Defines Intelligence

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