Census 2011 → 2021
Mount Colah population growth
How the population of Mount Colah, NSW (2079) changed across ABS Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+10% over 10 years
2011 population
7,104
2016 population
7,095
2021 population
7,816
2011 → 2021
+10%
+721 since 2016
Mount Colah trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
7,816
was 7,095 in 2016
+721 · +10.2%
Median rent
$525/wk
was $545/wk in 2016
$20 · -3.7%
Household income
$2,505/wk
was $2,268/wk in 2016
+$237 · +10.4%
Median age
40
was 39 in 2016
+1 · +2.6%
Dig deeper: Mount Colah population growth · Mount Colah then and now
Source: ABS Census 2011, 2016 & 2021. Methodology