Australian Demographic Profile
Thornbury, VIC 3071
Census-grade demographic profile. ABS Census 2021, adjusted to 2026.
Population
~18,946
Median age
37
Median income
Mid-high
$1,000-$1,249/wk
Top profile
High-earning
36%
Profile composition (top three)
- High-earning professionals36%
- Established partnered households20%
- Young singles and non-workers16%
Full 8-profile breakdown in the suburb report.
Population overview
- Synthetic individuals
- ~18,946
- Sex split
- F 52% / M 48%
- Tertiary-qualified
- 47%
Generated from ABS Census 2021 conditionals using Bayesian reconstruction, adjusted to 2026.
Age structure
- Children (0-14)15%
- Young adults (15-24)9.8%
- Early career (25-39)30%
- Mid career (40-59)28%
- Senior (60+)18%
Income distribution
Median individual income bracket in Thornbury: Mid-high ($1,000-$1,249/wk).
- No / not stated25%
- Low ($1-$499/wk)17%
- Mid ($500-$1.5k)30%
- High ($1.5k-$3k)21%
- Very high ($3k+)6.4%
Top occupations
- Professionals40%
- Managers16%
- Clerical and Administrative Workers12%
Full occupation breakdown in the suburb report.
Compared to VIC and Australia
| Thornbury | VIC avg | AUS avg | |
|---|---|---|---|
| Median age | 37 | 42 | 42 |
| Tertiary-qualified | 47% | 21% | 19% |
What's in the full report
- ✓ Full 8-profile composition with percentages
- ✓ All 47 demographic variables broken down
- ✓ Income vs occupation cross-tabulation
- ✓ Family composition by age group
- ✓ Country of birth and language distributions
- ✓ Educational attainment by age cohort
- ✓ Branded HTML, PDF, CSV exports
- ✓ Citation-ready format
Nearby suburbs
Explore demographics for areas close to Thornbury:
Methodology
Generated from ABS Census 2021 conditional tables using Bayesian reconstruction. Validated against real Census distributions with a median person-level SRMSE of 0.05 across 7,780 suburbs. Read the full methodology →