Average IQ in El Salvador: Estimates & Context
Estimated Avg IQ
~80
Rank in This Dataset
#120
of 125 countries covered
Region
South America
Important note: National average IQ scores are estimates based on limited sample sizes and vary across studies. These figures are heavily influenced by socioeconomic factors, access to quality education, healthcare, nutrition, and testing conditions. They do not reflect the intelligence or potential of any individual from that country. IQ scores measure specific cognitive skills and should be interpreted within their proper scientific context.
Where These Numbers Come From — and Why They're Debated
There is no official global IQ census. National IQ figures like the one above come from compiled cross-national datasets — most famously the compilations begun by Richard Lynn and Tatu Vanhanen (IQ and the Wealth of Nations, 2002) and successor datasets, alongside alternative estimates derived from international student assessments such as PISA and TIMSS. These compilations are heavily debated in the academic literature: critics have documented small and unrepresentative samples for many countries, scores extrapolated from neighboring nations, mixing of different tests and decades, and translation and cultural-fit problems. Different datasets can shift a country's estimate — and its rank — by several points.
For these reasons, the figure for El Salvador should be read as a rough estimate of average performance on Western-style cognitive tests under the conditions in which the underlying samples were collected — not as a measure of the innate ability or potential of El Salvador's people. Population-level test averages track education access, childhood nutrition, health, and economic development, and they change as those conditions change (see the Flynn Effect below).
Education System in El Salvador
El Salvador has one of the highest homicide rates in the world (though declining since major security crackdowns), which severely disrupts schooling. Many students and teachers have been displaced by gang territorial control, and schools in gang-controlled areas operate under significant pressure. Despite these challenges, El Salvador has maintained relatively high primary enrollment rates and has implemented social programs linking school attendance to benefit transfers. The country faces significant teacher quality challenges and low secondary completion rates. El Salvador is the smallest country in the Americas by area, which aids educational administration but limits its economic base for education investment.
To understand what IQ scores measure and how they're calculated, see our guide on what IQ is. For a breakdown of what different score levels mean, visit our IQ score ranges page.
El Salvador Compared to South America
South America IQ Comparison
Here is how El Salvador compares to other countries in South America that are included in our database:
| Country | Average IQ | Global Rank |
|---|---|---|
| El Salvador | 80 | #120 |
| Argentina | 93 | #55 |
| Colombia | 89 | #85 |
| Bolivia | 87 | #89 |
| Ecuador | 89 | #90 |
| Peru | 85 | #91 |
Countries with Similar Rankings
These countries have similar average IQ scores and global rankings to El Salvador:
| Country | Average IQ | Global Rank | Region |
|---|---|---|---|
| Tajikistan | 75 | #110 | Central Asia |
| Philippines | 86 | #111 | Southeast Asia |
| Papua New Guinea | 83 | #111 | Oceania |
| UAE | 86 | #112 | Middle East |
| Fiji | 84 | #112 | Oceania |
Understanding IQ Distribution
It's crucial to remember that national averages represent the middle of a wide distribution. Within every country, individual IQ scores span the full range from below 70 to above 130 and beyond. A country with an average IQ of 80 will have many individuals scoring well above and below that number. Factors like socioeconomic status, nutrition, education quality, and access to healthcare play significant roles in cognitive development and test performance.
The Flynn Effect — the observation that IQ scores have risen substantially over time in many countries — suggests that environmental improvements like better nutrition, healthcare, and education access can significantly impact cognitive test performance at the population level. Many developing nations are experiencing rapid improvements in these areas.
Frequently Asked Questions
What is the average IQ in El Salvador?
El Salvador's average IQ is estimated at 80, ranking #120 globally. The country has faced severe challenges from gang violence disrupting schooling, though recent security improvements have begun to improve the educational environment.
Why does El Salvador score 80 on average IQ?
El Salvador's score reflects decades of gang violence creating unsafe school environments and displacing teachers and students, chronic poverty limiting school readiness and attendance, low secondary completion rates, teacher quality challenges, and the economic constraints of a small economy. Conditional cash transfer programs linking benefits to school attendance have partially offset attendance challenges.
How does El Salvador compare to Nicaragua?
El Salvador (80) scores similarly to Nicaragua (81). Nicaragua has had less severe gang violence but greater poverty and more geographic challenges in delivering rural education. El Salvador's recent security improvements may begin to produce better educational outcomes if sustained, while Nicaragua's ongoing economic and political difficulties continue to constrain progress.
Explore More Countries
See the full list of all countries on our Average IQ by Country page, or take our free IQ test to see how you compare.
MyIQScores Editorial Team
Editorial team focused on cognitive testing & psychometrics research
Last updated
May 10, 2026
MyIQScores content is written and maintained by our editorial team using published research in cognitive psychology and psychometrics as its source base. We label estimates as estimates, link primary sources where available, correct errors when readers flag them, and update pages as research or feedback warrants — see our corrections policy.