Australian Demographic Profile
Lock, SA 5633
Census-grade demographic profile. ABS Census 2021, adjusted to 2026.
Population
~167
Median age
47
Median income
Mid-high
$800-$999/wk
Top profile
Retired
31%
Profile composition (top three)
- Retired and semi-retired31%
- Young singles and non-workers28%
- Labourers and operators13%
Full 8-profile breakdown in the suburb report.
Population overview
- Synthetic individuals
- ~167
- Sex split
- F 52% / M 49%
- Tertiary-qualified
- 9.6%
Generated from ABS Census 2021 conditionals using Bayesian reconstruction, adjusted to 2026.
Age structure
- Children (0-14)29%
- Young adults (15-24)7.2%
- Early career (25-39)13%
- Mid career (40-59)22%
- Senior (60+)29%
Income distribution
Median individual income bracket in Lock: Mid-high ($800-$999/wk).
- No / not stated45%
- Low ($1-$499/wk)8.2%
- Mid ($500-$1.5k)40%
- High ($1.5k-$3k)6.8%
- Very high ($3k+)0%
Top occupations
- Managers42%
- Labourers25%
- Clerical and Administrative Workers18%
Full occupation breakdown in the suburb report.
Compared to SA and Australia
| Lock | SA avg | AUS avg | |
|---|---|---|---|
| Median age | 47 | 42 | 42 |
| Tertiary-qualified | 9.6% | 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 Lock:
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 →