Census 2011 → 2021
South Boulder population growth
How the population of South Boulder, WA (6432) changed across ABS Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+2.9% over 10 years
2011 population
1,463
2016 population
1,375
2021 population
1,506
2011 → 2021
+2.9%
+131 since 2016
South Boulder trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
1,506
was 1,375 in 2016
+131 · +9.5%
Median rent
$300/wk
was $250/wk in 2016
+$50 · +20%
Household income
$1,848/wk
was $1,601/wk in 2016
+$247 · +15.4%
Median age
35
was 35 in 2016
0 · 0%
Dig deeper: South Boulder population growth · South Boulder then and now
Source: ABS Census 2011, 2016 & 2021. Methodology