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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.

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
View
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 groupMean IQ95% CIN
Young Adult (19-35)105.6102.9 to 108.3120
Youth (12-18)103.498.8 to 10837
Adult (36-65)99.595.6 to 103.458
Senior (66-100)88.871.3 to 106.35

Average IQ in Australia by gender

Gender table
GenderMean IQ95% CIN
Male103.5100.8 to 106.2125
Female102.899.7 to 105.995

Average IQ in Australia by education level

Small sample: at least one group has N<50 (estimates are unstable).
Education table (largest samples)
Education levelMean IQ95% CIN
Bachelor103.1100.1 to 106.197
Primary or Secondary101.796.8 to 106.650
Master degree110.3107.3 to 113.330
Short-cycle tertiary95.189.5 to 100.720
Post Secondary99.694.3 to 104.919
Doctorate112.497.7 to 127.14

Average IQ in Australia by study area

Note: groups with N<20 are hidden by default.
Top study areas in Australia (N >= 20)
RankStudy areaMean IQ95% CIN
1Engineering and Technology106.399.5 to 113.121
2Business104.199.8 to 108.422
3No diploma10297.9 to 106.163
Data last updated: 2026-03-24 (latest test submission).
Page refreshed: 2026-03-25 03:29:58.867 UTC (site build time).

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