Census 2011 → 2021
Lock population growth
How the population of Lock, SA (5633) changed across ABS Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-17.6% over 10 years
2011 population
307
2016 population
276
2021 population
253
2011 → 2021
-17.6%
-23 since 2016
Lock trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
253
was 276 in 2016
-23 · -8.3%
Median rent
$120/wk
was $91/wk in 2016
+$29 · +31.9%
Household income
$1,125/wk
was $1,010/wk in 2016
+$115 · +11.4%
Median age
38
was 45 in 2016
-7 · -15.6%
Dig deeper: Lock population growth · Lock then and now
Source: ABS Census 2011, 2016 & 2021. Methodology