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.

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Mean IQ

101.6

95% CI: 100.3 to 102.9

Validated / All N

506 / 1,468

Validation rate: 34.5%

p10 / Median (p50) / p90

p10: 81.6

p50: 102.6

p90: 122.6

Avg time

49:59

Last updated

2026-05-07

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Current view N: 506

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)	103.1	100.7 to 105.5	185
Senior (66-100)	102.2	96.5 to 107.9	16
Youth (12-18)	100.9	98.5 to 103.3	140
Adult (36-65)	99.5	97.3 to 101.7	165

Average IQ in Sweden by gender

Gender table

Gender	Mean IQ	95% CI	N
Male	103.1	101.3 to 104.9	305
Female	98.8	96.9 to 100.7	199

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	99.8 to 103.6	233
Bachelor	101.4	98.4 to 104.4	104
Master degree	105.6	102.4 to 108.8	66
Post Secondary	99.6	96.6 to 102.6	55
Short-cycle tertiary	97.2	92.2 to 102.2	42
Doctorate	110.3	99 to 121.6	6

Average IQ in Sweden by study area

Hide small samples (N < 20)

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	105.5	96.7 to 114.3	21
2	No diploma	102.7	100.5 to 104.9	180
3	Economics	102.6	99.2 to 106	44
4	Engineering and Technology	101.9	98.1 to 105.7	65
5	Medicine and Health	99.1	94.4 to 103.8	29

Data last updated: 2026-05-07 (latest test submission).

Page refreshed: 2026-05-09 21:42:29.453 UTC (site build time).