Australian Demographic Profile
Smithfield Plains, SA 5114
Census-grade demographic profile. ABS Census 2021, adjusted to 2026.
Population
~3,216
Median age
27
Median income
Mid
$500-$649/wk
Top profile
Young
45%
Profile composition (top three)
- Young singles and non-workers45%
- Retired and semi-retired26%
- Established partnered households8.4%
Full 8-profile breakdown in the suburb report.
Population overview
- Synthetic individuals
- ~3,216
- Sex split
- F 52% / M 48%
- Tertiary-qualified
- 6.4%
Generated from ABS Census 2021 conditionals using Bayesian reconstruction, adjusted to 2026.
Age structure
- Children (0-14)28%
- Young adults (15-24)14%
- Early career (25-39)25%
- Mid career (40-59)20%
- Senior (60+)13%
Income distribution
Median individual income bracket in Smithfield Plains: Mid ($500-$649/wk).
- No / not stated41%
- Low ($1-$499/wk)25%
- Mid ($500-$1.5k)30%
- High ($1.5k-$3k)3.2%
- Very high ($3k+)0.40%
Top occupations
- Labourers23%
- Community and Personal Service Workers19%
- Machinery Operators and Drivers16%
Full occupation breakdown in the suburb report.
Compared to SA and Australia
| Smithfield Plains | SA avg | AUS avg | |
|---|---|---|---|
| Median age | 27 | 42 | 42 |
| Tertiary-qualified | 6.4% | 20% | 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 Smithfield Plains:
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 →