Average IQ in Tanzania: Score, Ranking & Analysis
Average IQ
72
Global Ranking
#83
out of ~199 countries
Region
Africa
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.
Education System in Tanzania
Tanzania has expanded education access significantly in recent decades, abolishing primary school fees in 2001 and secondary fees in 2016. These reforms dramatically increased enrollment. However, quality challenges are acute: large class sizes, insufficient textbooks, low teacher salaries, and high dropout rates — particularly at the secondary level — limit educational effectiveness. Swahili is the medium of instruction in primary schools, with English required at secondary, creating language-transition challenges that contribute to learning gaps.
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.
Tanzania Compared to Africa
Africa IQ Comparison
Here is how Tanzania compares to other countries in Africa that are included in our database:
| Country | Average IQ | Global Rank |
|---|---|---|
| Tanzania | 72 | #83 |
| Morocco | 84 | #80 |
| Algeria | 84 | #81 |
| Tunisia | 83 | #82 |
| Uganda | 73 | #84 |
| Côte d'Ivoire | 71 | #85 |
Countries with Similar Rankings
These countries have similar average IQ scores and global rankings to Tanzania:
| Country | Average IQ | Global Rank | Region |
|---|---|---|---|
| Cambodia | 91 | #73 | Southeast Asia |
| Jordan | 84 | #74 | Middle East |
| Turkey | 90 | #75 | Middle East |
| Lebanon | 82 | #75 | Middle East |
| Kuwait | 86 | #76 | Middle East |
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 72 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 Tanzania?
Tanzania's average IQ is estimated at 72, ranking #83 globally. The country has made important gains in education access, though quality improvements are ongoing as the system absorbs significantly larger student populations.
Why does Tanzania score 72 on average IQ?
Tanzania's score reflects the challenges of educating a large and rapidly growing population with limited resources. Despite strong enrollment gains, quality suffers from teacher shortages, inadequate learning materials, language transition difficulties between Swahili and English instruction, and high dropout rates at secondary level.
How does Tanzania compare to Kenya?
Tanzania (72) scores below Kenya (80). Both East African nations have pursued fee-free education policies, but Kenya has a longer history of education investment, higher literacy rates, and a more established secondary and tertiary education sector.
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
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.