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

102.8

95% CI: 100.6 to 105

Validated / All N

220 / 584

Validation rate: 37.7%

p10 / Median (p50) / p90

p10: 84.3

p50: 104.4

p90: 122.1

Avg time

43:15

Last updated

2026-03-24

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Current view N: 220

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)	105.6	102.9 to 108.3	120
Youth (12-18)	103.4	98.8 to 108	37
Adult (36-65)	99.5	95.6 to 103.4	58
Senior (66-100)	88.8	71.3 to 106.3	5

Average IQ in Australia by gender

Gender table

Gender	Mean IQ	95% CI	N
Male	103.5	100.8 to 106.2	125
Female	102.8	99.7 to 105.9	95

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	100.1 to 106.1	97
Primary or Secondary	101.7	96.8 to 106.6	50
Master degree	110.3	107.3 to 113.3	30
Short-cycle tertiary	95.1	89.5 to 100.7	20
Post Secondary	99.6	94.3 to 104.9	19
Doctorate	112.4	97.7 to 127.1	4

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	106.3	99.5 to 113.1	21
2	Business	104.1	99.8 to 108.4	22
3	No diploma	102	97.9 to 106.1	63

Data last updated: 2026-03-24 (latest test submission).

Page refreshed: 2026-03-25 03:29:58.867 UTC (site build time).