Census 2011 → 2021
Thornleigh population growth
How the population of Thornleigh, NSW (2120) changed across ABS Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+10.6% over 10 years
2011 population
8,044
2016 population
8,464
2021 population
8,898
2011 → 2021
+10.6%
+434 since 2016
Thornleigh trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
8,898
was 8,464 in 2016
+434 · +5.1%
Median rent
$530/wk
was $510/wk in 2016
+$20 · +3.9%
Household income
$2,681/wk
was $2,262/wk in 2016
+$419 · +18.5%
Median age
40
was 39 in 2016
+1 · +2.6%
Dig deeper: Thornleigh population growth · Thornleigh then and now
Source: ABS Census 2011, 2016 & 2021. Methodology