Average IQ in Washington
Average IQ
102.9
US Ranking
#7
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 Washington's IQ Ranking
Washington state benefits enormously from Seattle's technology sector — Microsoft, Amazon, Boeing, and thousands of startups attract some of the world's most educated workers. The state ranks among the highest in STEM employment per capita. However, eastern Washington has significantly lower educational outcomes, and the state struggles with educational equity across its diverse population.
For global context, see how the US compares in our United States IQ page and the full country rankings.
Washington vs Other West States
| State | Average IQ | US Rank |
|---|---|---|
| Washington | 102.9 | #7 |
| Oregon | 103.4 | #6 |
| 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 |
| Arizona | 97.4 | #38 |
| Nevada | 96.5 | #40 |
| New Mexico | 95 | #47 |
Frequently Asked Questions
What is the average IQ in Washington state?
Washington's estimated average IQ is 102.9, ranking #7. Seattle's massive tech sector drives the high average, though significant east-west educational disparities exist.
Does Amazon's presence affect Washington's IQ average?
Indirectly, yes. Amazon, Microsoft, and Boeing attract highly educated workers to the Seattle metro area, raising the state's overall educational profile and average cognitive test scores.
How does Washington compare to California?
Washington (102.9) ranks higher than California (101.5) despite being smaller. Washington's tech sector is more concentrated relative to its population, and California's vast size includes more low-income rural areas.
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