Average IQ in Sweden
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
101.7
95% CI: 100.5 to 102.9
Validated / All N
583 / 1,637
Validation rate: 35.6%
p10 / Median (p50) / p90
p10: 81.7
p50: 103
p90: 121.9
Avg time
48:43
Last updated
2026-06-18
View
Current view N: 583
IQ distribution in Sweden (p10-p90)
Sweden
85100115
IQ score
IQ breakdowns in Sweden by age, gender, education, and study area
Average IQ in Sweden 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) | 103.3 | 101.1 to 105.5 | 209 |
| Youth (12-18) | 101.3 | 99.1 to 103.5 | 166 |
| Adult (36-65) | 99.6 | 97.6 to 101.6 | 189 |
| Senior (66-100) | 99.4 | 91.9 to 106.9 | 19 |
Average IQ in Sweden by gender
Gender table
| Gender | Mean IQ | 95% CI | N |
|---|---|---|---|
| Male | 103 | 101.4 to 104.6 | 363 |
| Female | 98.8 | 97 to 100.6 | 218 |
Average IQ in Sweden 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 |
|---|---|---|---|
| Primary or Secondary | 101.7 | 99.9 to 103.5 | 267 |
| Bachelor | 102.1 | 99.2 to 105 | 119 |
| Master degree | 105 | 101.3 to 108.7 | 74 |
| Post Secondary | 100 | 96.7 to 103.3 | 68 |
| Short-cycle tertiary | 97.4 | 92.9 to 101.9 | 47 |
| Doctorate | 109.5 | 102.8 to 116.2 | 8 |
Average IQ in Sweden by study area
Note: groups with N<20 are hidden by default.
Top study areas in Sweden (N >= 20)
| Rank | Study area | Mean IQ | 95% CI | N |
|---|---|---|---|---|
| 1 | Computer Science | 106.4 | 99 to 113.8 | 25 |
| 2 | No diploma | 102.9 | 100.9 to 104.9 | 214 |
| 3 | Economics | 101.9 | 98.2 to 105.6 | 50 |
| 4 | Engineering and Technology | 101.8 | 98.3 to 105.3 | 74 |
| 5 | Medicine and Health | 99.1 | 93.9 to 104.3 | 31 |
Data last updated: 2026-06-18 (latest test submission).
Page refreshed: 2026-06-24 06:51:58.759 UTC (site build time).