Average IQ in Australia

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

102.5

95% CI: 100.2 to 104.8

Validated / All N

199 / 551

Validation rate: 36.1%

p10 / Median (p50) / p90

p10: 84

p50: 103.5

p90: 122.3

Avg time

41:33

Last updated

2026-02-07

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Current view N: 199

IQ distribution in Australia (p10-p90)

Australia

85100115

IQ score

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

Average IQ in Australia 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)	105.5	102.7 to 108.3	111
Youth (12-18)	102.7	97 to 108.4	31
Adult (36-65)	99.2	95.3 to 103.1	52
Senior (66-100)	88.8	71.2 to 106.4	5

Average IQ in Australia by gender

Gender table

Gender	Mean IQ	95% CI	N
Male	103.2	100.1 to 106.3	110
Female	102.7	99.4 to 106	89

Average IQ in Australia 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	103.1	100 to 106.2	93
Primary or Secondary	100.9	94.8 to 107	43
Master degree	109.7	107.1 to 112.3	27
Short-cycle tertiary	95.8	90.5 to 101.1	19
Post Secondary	99.6	93.1 to 106.1	16
Doctorate	128.7	N/A	1

Average IQ in Australia by study area

Hide small samples (N < 20)

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

Top study areas in Australia (N >= 20)

Rank	Study area	Mean IQ	95% CI	N
1	Engineering and Technology	105.9	99.2 to 112.6	20
2	Business	103.9	100.2 to 107.6	20
3	No diploma	101.3	96.1 to 106.5	54

Data last updated: 2026-02-07 (latest test submission).

Page refreshed: 2026-02-08 19:18:35.981 UTC (site build time).