Suburb profile · ABS Census 2021
Rockbank suburb profile
Rockbank, VIC · Postcode 3335
This Rockbank suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Rockbank, VIC (postcode 3335). Use it as a free suburb report covering population, median rent, household income, age, housing tenure and employment, plus how those figures changed since Census 2016— then compare Rockbank with nearby suburbs.
Rockbank at a glance
Population
2,583
Median rent
$360/wk
Household income
$1,781/wk
Median age
31
Rockbank trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
Census 2011 → 2016 → 2021
+187.3% over 10 years
Population
2,583
was 1,536 in 2016
+1,047 · +68.2%
Median rent
$360/wk
was $203/wk in 2016
+$157 · +77.3%
Household income
$1,781/wk
was $1,109/wk in 2016
+$672 · +60.6%
Median age
31
was 40 in 2016
-9 · -22.5%
Dig deeper: Rockbank population growth · Rockbank then and now
Rockbank vs nearby & Greater Melbourne
Median Census 2021 figures for Rockbank, nearby suburbs (8), and the Melbourne metro median (suburbs with 1,000+ people).
Rent
-7.8% vs area
- Rockbank$360/wk
- Nearby$365/wk
- Melbourne$390.5/wk
Household income
-8% vs area
- Rockbank$1,781/wk
- Nearby$1,878.5/wk
- Melbourne$1,936.5/wk
Median age
-20.5% vs area
- Rockbank31
- Nearby30.5
- Melbourne39
Personal income
+6.2% vs area
- Rockbank$896/wk
- Nearby$880/wk
- Melbourne$843.5/wk
Nearby uses the same postcode first, then larger suburbs in VIC. See Melbourne rankings.
Socio-economic profile
How Rockbank compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Rockbank sits around the national middle for socio-economic advantage.
Relative disadvantage (IRSD)
Decile 4991.6
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 5977.6
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 41,007.3
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 5974
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Rockbank on the map
OpenStreetMap outline for Rockbank, VIC.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Rockbank people
- Population
- 2,583
- Median age
- 31
- Born overseas
- 44%
- Average household size
- 2.6
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Rockbank income
- Median household income
- $1,781/wk
- Median personal income
- $896/wk
Median total weekly household income
Median total weekly personal income
Rockbank housing
- Median rent
- $360/wk
- Median mortgage repayment
- $1,800/mo
- Separate houses
- 81.2%
- Flats & apartments
- 0%
- Owned outright
- 13.8%
- Mortgaged
- 47.4%
- Rented
- 29.7%
- Unoccupied dwellings
- 5.6%
Median weekly rent for rented dwellings
Median monthly mortgage repayment
Percentage of dwellings that are separate houses
Percentage of dwellings that are flats or apartments
Percentage of dwellings owned without a mortgage
Percentage of dwellings with a mortgage
Percentage of dwellings rented
Percentage of private dwellings unoccupied on Census night
Rockbank work
- Employment to population
- 65.6%
- Unemployment rate
- 5.9%
- Year 12 or above
- 64.4%
Employed persons as a percentage of population aged 15+
Unemployed persons as a percentage of the labour force
Percentage with Year 12 or equivalent as highest school level
Nearby suburb profiles (near 3335)
Compare Rockbank with nearby suburbs
Rockbank in numbers
Rockbank had 2,583 residents at the 2021 Census, making it the 500th most populous suburb or locality in VIC out of 2,835. The median age is 31, 24% below the typical VIC suburb. The average household has 2.6 people. 44% of residents were born overseas.
Among occupied homes, 13.8% own their home outright, 47.4% are paying a mortgage, 29.7% rent. Separate houses make up 81.2% of dwellings, with 0% in flats or apartments. Median rent was $360/wk, 3% above the typical VIC suburb.
Median household income was $1,781/wk, close to the typical VIC suburb. The unemployment rate on Census night was 5.9%. 64.4% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 4 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 68.2% (from 1,536 to 2,583). Median rent moved from $203/wk to $360/wk (+77.3%).
Rockbank suburb FAQs
- What is the median rent in Rockbank, VIC?
- The median weekly rent in Rockbank was $360/wk at the 2021 Census (ABS).
- How many people live in Rockbank, VIC?
- Rockbank had 2,583 residents at the 2021 Census, up 68.2% from 2016.
- What is the median household income in Rockbank?
- Median household income in Rockbank was $1,781/wk at the 2021 Census.
- Do most people rent or own in Rockbank?
- 29.7% of occupied homes in Rockbank were rented, 13.8% were owned outright and 47.4% were owned with a mortgage.
About this Rockbank suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Rockbank. Where shown, 2016 values come from the 2016 State Suburbs (SSC) profile, linked via ABS geographic correspondence — boundaries are not always identical. Medians may be suppressed for very small areas. This is not financial or relocation advice — use it alongside current market data.
Source: ABS Census 2021. Methodology · Richest suburbs in Melbourne