Average IQ in Switzerland

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

101.1

95% CI: 99.5 to 102.7

Validated / All N

312 / 904

Validation rate: 34.5%

p10 / Median (p50) / p90

p10: 82.7

p50: 101.5

p90: 121.6

Avg time

42:20

Last updated

2026-02-06

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Current view N: 312

IQ distribution in Switzerland (p10-p90)

Switzerland

85100115

IQ score

IQ breakdowns in Switzerland by age, gender, education, and study area

Average IQ in Switzerland 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
Youth (12-18)	102.9	99.3 to 106.5	58
Young Adult (19-35)	101.5	99.2 to 103.8	116
Adult (36-65)	99.5	96.8 to 102.2	125
Senior (66-100)	98.7	86.2 to 111.2	13

Average IQ in Switzerland by gender

Gender table

Gender	Mean IQ	95% CI	N
Male	102.8	100.3 to 105.3	158
Female	98.8	96.7 to 100.9	154

Average IQ in Switzerland 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	101	98.3 to 103.7	78
Primary or Secondary	100.5	97.4 to 103.6	78
Post Secondary	101	96.5 to 105.5	59
Master degree	101.1	95.8 to 106.4	47
Short-cycle tertiary	100.4	93.6 to 107.2	37
Doctorate	107.7	103 to 112.4	13

Average IQ in Switzerland by study area

Hide small samples (N < 20)

Note: groups with N<20 are hidden by default.

Top study areas in Switzerland (N >= 20)

Rank	Study area	Mean IQ	95% CI	N
1	Engineering and Technology	103.3	99.3 to 107.3	30
2	No diploma	101.5	99 to 104	110
3	Economics	98.2	93.5 to 102.9	30

Data last updated: 2026-02-06 (latest test submission).

Page refreshed: 2026-02-08 19:19:49.197 UTC (site build time).