How State IQ relates to income and politics

See a simplified 2004 Red-Blue state chart with IQ's

The data below is the most accurate available, in contrast to the Internet hoax that Democrats are smarter. These IQ's are calculated from state SAT and ACT scores, adjusted downward about 10 points to get to average. Experts say SAT and IQ tests both measure intelligence.

IQ and states

Income/ person

2004 vote

(alphabetically by IQ)

in 2003*

%states Rep-Dem

104 IQ

$ 34,702

0% - 100%

New Hampshire

34,702

Kerry

103 IQ

33,351

0 - 100

Massachusetts

29,340

Kerry

Oregon

39,815

Kerry

Wisconsin

30,898

Kerry

102 IQ

31,753

58 - 42

Colorado

34,238

Bush

Connecticut

43,173

Kerry

Illinois

33,590

Kerry

Iowa

29,043

Bush

Kansas

29,935

Bush

Minnesota

34,443

Kerry

Montana

25,920

Bush

Nebraska

30,758

Bush

North Dakota

29,204

Bush

Oklahoma

26,656

Bush

Vermont

30,740

Kerry

Washington

33,332

Kerry

101 IQ

31,737

63 - 37

Alaska

33,568

Bush

Maryland

37,331

Kerry

Michigan

30,439

Kerry

Missouri

28,252

Bush

New York

36,574

Kerry

Ohio

29,944

Bush

Utah

24,977

Bush

Wyoming

32,808

Bush

100 IQ

30,745

55 - 45

Arizona

26,838

Bush

California

33,749

Kerry

Idaho

25,811

Bush

Maine

28,831

Kerry

Nevada

31,266

Bush

New Jersey

40,427

Kerry

Pennsylvania

31,998

Kerry

Rhode Island

31,996

Kerry

South Dakota

29,234

Bush

Virginia

33,671

Bush

West Virginia

24,379

Bush

99 IQ

30,835

33 - 67

Delaware

32,810

Kerry

Hawaii

30,913

Kerry

Indiana

28,783

Bush

98 IQ

27,368

100-0

Arkansas

24,289

Bush

Florida

30,446

Bush

97 IQ

27,599

100 - 0

Alabama

26,338

Bush

Georgia

29,442

Bush

Kentucky

26,252

Bush

Louisiana

26,100

Bush

North Carolina

28,235

Bush

Tennessee

28,455

Bush

Texas

28,372

Bush

96 IQ

25,541

100 - 0

New Mexico

25,541

Bush

95 IQ

48,342

0 - 100

District of Columbia

48,342

Kerry

94 IQ

24,790

100 - 0

Mississippi

23,448

Bush

South Carolina

26,132

Bush

*Income per person in 2003 is from http://www.bea.doc.gov The income pattern follows the conclusion in IQ and the Wealth of Nations that higher IQ's usually mean higher incomes. As with nations, there are high income exceptions (like Connecticut and the District of Columbia).

The purpose of this webpage is to provide better state IQ data than what had been available - not politics. These IQ's follow elementary school test results. The most likely reason for the lower IQ's in southern states is the high proportion of Blacks in those states. African-Americans consistently test at an average 85 IQ level. Since Blacks overwhelmingly vote Democrat, it is difficult to find an IQ-political spin in the chart above. Also on southern states a viewer has provided government data on mental retardation rates being higher there. See also government data on state minority percentages, in response to a professor's reaction to this paragraph. Also see Gallup/ CNN data showing that Bush got the vote of a majority of college grads.

Another viewer has weighted the above results by population, producing a definite increased IQ/ Democrat correlation. A different viewer has analyzed the same results by looking at the actual percent Rep/Dem voting results in each state, and he concludes from his colorful charts that. "the IQ trendline is agnostic about the candidate." Perhaps all this is evidence that statistics can be massaged to produce a variety of conclusions! The best voter IQ picture may be from an analysis including population and voting by ethnic groups.

Go to: Calculations of State IQ's

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Go to: Research on IQ in an Individual's Success

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