Average IQ in Arizona: 2026 Data, Rankings & Analysis
Quick answer — Arizona
Estimated average IQ in Arizona: ~99.8 (national rank #33 of 50). Population ~7.4M; capital Phoenix. Arizona's West economy mixes urban services and rural counties—county-level NAEP and graduation rates vary more than the statewide IQ estimate suggests.
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Arizona's estimated average IQ of 99.8 places it at rank #33 among US states in the West region. Figures reflect education investment and poverty — not individual potential.
Arizona data snapshot
Population (approx.)
7.4 million
Child poverty proxy
~15%
K-12 spend rank (proxy)
#33 of 50
Arizona Avg IQ
~99.8
US Average
~98
National Rank
#33
vs US Avg
+1.8 pts
Arizona vs neighboring and peer states
| State | Avg IQ | Rank | Region |
|---|---|---|---|
| Alaska | 100 | #32 | West |
| North Carolina | 99.7 | #34 | South |
| Wyoming | 102.3 | #12 | West |
| Montana | 102.2 | #13 | West |
Important context
State IQ averages reflect policy and economics — not genetics. Arizona's West economy mixes urban services and rural counties—county-level NAEP and graduation rates vary more than the statewide IQ estimate suggests.
Arizona in the national rankings
| State | Avg IQ | Rank |
|---|---|---|
| Massachusetts | 104.3 | #1 |
| New Hampshire | 104.2 | #2 |
| Arizona | 99.8 | #33 |
| Louisiana | 95.3 | #49 |
| Mississippi | 94.2 | #50 |
Factors behind Arizona's score
Education investment
Arizona K-12 spending ranks near #33 nationally in our proxy model — strongly correlated with average IQ estimates.
Poverty & inequality
Child poverty proxy ~15% in Arizona affects nutrition, stress, and school readiness in early childhood.
West labor market
The West economy shapes migration of college graduates in and out of Phoenix metro areas versus rural counties.
Urban vs rural mix
Arizona's mix of metros and rural districts creates wider within-state IQ variance than a single statewide number suggests.
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Frequently asked questions — Arizona
What is the average IQ in Arizona?
The estimated average IQ in Arizona is approximately 99.8, placing it at rank #33 among US states. This is above the US average of ~98 and reflects systemic factors including education funding, poverty rates, and access to resources — not inherent differences in cognitive potential.
Why does Arizona rank where it does in average IQ?
Arizona's ranking reflects environmental factors: education spending per pupil (approximate rank #33), poverty (~15% child poverty proxy), and urban/rural opportunity. Arizona's West economy mixes urban services and rural counties—county-level NAEP and graduation rates vary more than the statewide IQ estimate suggests.
Is the IQ data for Arizona accurate?
State IQ estimates are based on multiple studies and correlate with educational achievement data. Capital Phoenix and a population of ~7.4M shape labor markets and school systems. Individual variation within Arizona remains enormous.
How does Arizona's IQ compare to the US average?
Arizona's estimated average IQ of 99.8 is approximately 1.8 points above the US average of 98.
Can I score above average even if I'm from Arizona?
Absolutely. State averages are population statistics — they say nothing about individual potential. Your IQ reflects your specific education, environment, and opportunities, not your state of residence.
How does Arizona compare to neighboring states on average IQ?
Arizona (≈99.8) ranks #33 nationally. Compare with Alaska and North Carolina in the full table on our Average IQ by State hub.
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