Average IQ in Arizona
Average IQ
97.4
US Ranking
#38
of 50 states
Region
West
Note: State-level IQ estimates are derived from standardized test scores (NAEP, SAT, ACT) and demographic data. They reflect population-level trends influenced by education funding, socioeconomic factors, and demographics — not the intelligence of any individual resident.
About Arizona's IQ Ranking
Arizona's below-average ranking reflects several factors: rapid population growth that has strained educational infrastructure, lower-than-average per-pupil education spending, and a large immigrant population building English proficiency. Phoenix and Scottsdale have well-funded schools and growing tech sectors, but much of the state — particularly Native American reservations and rural border communities — faces severe educational resource limitations.
What Shapes Arizona's Cognitive Profile
Arizona State University, with well over 100,000 students across its campuses and online divisions, enrolls more students than any other US public university and has made massive digital delivery a deliberate institutional strategy. TSMC's fabs in north Phoenix, a multibillion dollar bet on American chipmaking, collided with a thin local pipeline of semiconductor technicians and prompted crash training programs at Maricopa County community colleges. In 2022 the state enacted the nation's first universal education savings account program, letting any family redirect public funds toward private schooling, an experiment several states have since copied. Teacher attrition runs among the country's highest, driven by pay that trails national figures by a wide margin. Tucson holds a legacy optics and missile engineering cluster around Raytheon and the University of Arizona's astronomy programs, which operate some of the world's premier telescopes. Retirement communities like Sun City weigh on school tax votes. The estimated average reflects infrastructure still catching up to relentless growth.
For global context, see how the US compares in our United States IQ page and the full country rankings.
Arizona vs Other West States
| State | Average IQ | US Rank |
|---|---|---|
| Arizona | 97.4 | #38 |
| Oregon | 103.4 | #6 |
| Washington | 102.9 | #7 |
| Montana | 103.4 | #7 |
| Colorado | 102.5 | #11 |
| Wyoming | 102.4 | #11 |
| California | 101.5 | #14 |
| Idaho | 101.4 | #15 |
| Utah | 101.1 | #17 |
| Hawaii | 99.4 | #25 |
| Alaska | 99 | #30 |
| Nevada | 96.5 | #40 |
| New Mexico | 95 | #47 |
Frequently Asked Questions
What is the average IQ in Arizona?
Arizona's estimated average IQ is 97.4, ranking #38. Rapid population growth and below-average education spending contribute to a lower ranking, though Phoenix's tech growth is improving the profile.
Why does Arizona spend less on education?
Arizona has historically prioritized low taxes over education spending, resulting in per-pupil expenditure well below the national average. The state's rapid population growth has further strained resources, creating overcrowded schools in many districts.
How does Arizona compare to Colorado?
Colorado (102.5) significantly outranks Arizona (97.4), despite both being Western states with growing tech sectors. Colorado has higher education spending, a more established university system, and a smaller, more uniformly educated population.
Explore Other States
Take our free IQ test to see how you compare, or learn what IQ actually measures.
MyIQScores Editorial Team
Researchers in cognitive psychology, psychometrics & educational science
Last updated
May 10, 2026
All content on MyIQScores is reviewed for scientific accuracy against peer-reviewed research in cognitive psychology and psychometrics. Our editorial team cross-references each article with published literature before publication and updates pages whenever new research warrants a revision.