Average IQ in Serbia
Based on the UniversalIQTest.com online dataset (Validated / All results)
These are averages from self-selected participants in the UniversalIQTest.com online test (not population IQ).
Use N and 95% CI when comparing; avoid causal conclusions.
See Methodology & limits.
Mean IQ
103.4
95% CI: 100.5 to 106.3
Validated / All N
71 / 200
Validation rate: 35.5%
p10 / Median (p50) / p90
p10: 91.6
p50: 102.7
p90: 120.4
Avg time
46:33
Last updated
2026-03-16
View
Current view N: 71
IQ distribution in Serbia (p10-p90)
Serbia
85100115
IQ score
IQ breakdowns in Serbia by age, gender, education, and study area
Average IQ in Serbia by age group
Small sample: at least one group has N<50 (estimates are unstable).
Age group table
| Age group | Mean IQ | 95% CI | N |
|---|---|---|---|
| Young Adult (19-35) | 106.5 | 103 to 110 | 39 |
| Adult (36-65) | 101.3 | 97 to 105.6 | 22 |
| Youth (12-18) | 99.4 | 93.6 to 105.2 | 8 |
| Senior (66-100) | 98 | 86.2 to 109.8 | 2 |
Average IQ in Serbia by gender
Small sample: at least one group has N<50 (estimates are unstable).
Gender table
| Gender | Mean IQ | 95% CI | N |
|---|---|---|---|
| Male | 105.9 | 102.1 to 109.7 | 43 |
| Female | 100.6 | 97.4 to 103.8 | 28 |
Average IQ in Serbia by education level
Small sample: at least one group has N<50 (estimates are unstable).
Education table (largest samples)
| Education level | Mean IQ | 95% CI | N |
|---|---|---|---|
| Bachelor | 103.9 | 100 to 107.8 | 23 |
| Primary or Secondary | 103.3 | 96.9 to 109.7 | 20 |
| Master degree | 107.2 | 100.1 to 114.3 | 14 |
| Post Secondary | 94.6 | 85.5 to 103.7 | 9 |
| Short-cycle tertiary | 107.7 | 95.5 to 120 | 4 |
| Doctorate | 105.8 | N/A | 1 |
Average IQ in Serbia by study area
N/A
Note: groups with N<20 are hidden by default.
Data last updated: 2026-03-16 (latest test submission).
Page refreshed: 2026-03-17 07:37:51.078 UTC (site build time).