Australian Demographic Profile
Grantham, QLD 4347
Census-grade demographic profile. ABS Census 2021, adjusted to 2026.
Population
~714
Median age
37
Median income
Mid
$650-$799/wk
Top profile
Retired
25%
Profile composition (top three)
- Retired and semi-retired25%
- Young singles and non-workers24%
- Established partnered households18%
Full 8-profile breakdown in the suburb report.
Population overview
- Synthetic individuals
- ~714
- Sex split
- F 50% / M 50%
- Tertiary-qualified
- 13%
Generated from ABS Census 2021 conditionals using Bayesian reconstruction, adjusted to 2026.
Age structure
- Children (0-14)19%
- Young adults (15-24)16%
- Early career (25-39)21%
- Mid career (40-59)27%
- Senior (60+)18%
Income distribution
Median individual income bracket in Grantham: Mid ($650-$799/wk).
- No / not stated30%
- Low ($1-$499/wk)28%
- Mid ($500-$1.5k)33%
- High ($1.5k-$3k)8.2%
- Very high ($3k+)0.40%
Top occupations
- Labourers33%
- Technicians and Trades Workers12%
- Community and Personal Service Workers11%
Full occupation breakdown in the suburb report.
Compared to QLD and Australia
| Grantham | QLD avg | AUS avg | |
|---|---|---|---|
| Median age | 37 | 42 | 42 |
| Tertiary-qualified | 13% | 15% | 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 Grantham:
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 →