VIC 3335 Census 2021 + Live DA Data

Rockbank

Rockbank's 5.75% annual growth outlook stands out against its small current size of 2,583 residents. The median age is 31, or 9 years below the national comparison, while 47.9% of residents were born overseas, 26.3 percentage points above the national figure. Near Aintree and Cobblebank, Rockbank is a young, detached-home growth market where internal migration and new development are reshaping demand.

Local council: Melton

Rockbank urban fabric map

Population

2,583

Median Age

31.0

Household IncomeiMedian weekly household income (ABS Census)

$1,781/wk

DAs (12 months)iDevelopment Applications lodged in the past year

16

Median House

$638K

October to December 2025

4.34 km²· 594.6 people/km²· Family income $2,043/wk

Rockbank suits buyers seeking a detached family home in Melbourne's western growth corridor. Separate houses account for 87.7% of dwellings, while 49.5% have 4 or more bedrooms and 36.5% have 3 bedrooms. A typical mortgage is listed at $1,800 per month, equal to 23.3% of household income, so borrowing pressure is below a severe-stress threshold. The trade-off is that 67.6% of workers drive, making car access important.

For Buyers

Rockbank suits buyers seeking a detached family home in Melbourne's western growth corridor. Separate houses account for 87.7% of dwellings, while 49.5% have 4 or more bedrooms and 36.5% have 3 bedrooms. A typical mortgage is listed at $1,800 per month, equal to 23.3% of household income, so borrowing pressure is below a severe-stress threshold. The trade-off is that 67.6% of workers drive, making car access important.

For Investors

Rockbank's investor profile is supported by a 32.4% rental share, a weekly median rent of $360 and a 5.6% vacancy rate. Forecast rent growth of 122.2% reflects strong change over time, but it should not be treated as a guarantee of future returns. Internal migration is the primary growth driver because new housing attracts households moving within Victoria. Investors should compare rental demand with the pace of new subdivisions, as additional stock can improve choice for tenants and increase competition between landlords.

Development Activity

Total DAs

40

Last 12 Months

16

YoY ChangeiYear-over-year change in DA lodgements

+33.3%

Avg DA CostiAverage estimated cost per DA in the past year

N/A

Monthly DA Lodgements

DA Categories

Subdivision
14
Other
14

Schools in Rockbank

Open-register school locations for education access. This is not a school-quality ranking.

Rockbank Primary School

Primary Government

Demographics

Rockbank has a young population, with a median age of 31 that is 9 years below the national comparison. Overseas-born residents account for 47.9%, or 26.3 percentage points above the national figure, while university attainment is 37.2%, 7.1 points above national levels. Punjabi is the most prominent listed language at 213 people, followed by Hindi at 48 and Urdu at 26. Couples with children make up 51.1% of families, consistent with the suburb's 49.5% share of homes with 4 or more bedrooms. Residential turnover is high at 66.1%, with only 33.9% staying at the same address, because new estates attract recent movers. Nearby Aintree and Cobblebank share this broader growth-area setting, although Rockbank remains distinctly small at 2,583 residents.

Age Distribution

0-14
22.3%
15-24
11.0%
25-44
43.1%
45-64
17.3%
65+
6.2%

Bedrooms

Studio/1br
11.1%
2 bed
2.9%
3 bed
36.5%
4+ bed
49.5%

Dwelling Structure

87.7%

Houses

1.1%

Townhouse

0.0%

Apartment

Tenure

Own 15.1% Mortgage 51.7% Rent 32.4% Other 0.9%

Housing is strongly detached, with 87.7% separate houses and only 1.1% semi-detached dwellings recorded. The tenure mix is led by mortgages at 51.7%, followed by renting at 32.4% and outright ownership at 15.1%. Larger homes dominate, with 49.5% containing 4 or more bedrooms compared with 36.5% containing 3 bedrooms, supporting the suburb's family-oriented housing profile.

Mortgage / mo

$1,800

Rent / wkiABS Census 2021 median across all dwelling types. Current market rents are typically higher.

$360

Census 2021

HH Size

2.6

Personal Income / wk

$896

Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)

5.6%

Unoccupied

54

Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress

20.2%

Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress

23.3%

Community Profile

Languages Spoken at Home

Punjabi
213
Hindi
48
Urdu
26
Arabic
21
Guj
19
Sinhal
13

Ancestry

Other
846
Indian
398
English
368
Ancestry NS
245
Maltese
116
Filipino
109

Household Composition

51.1%

Couples with children

32.7%

Couples, no children

13.0%

Single parent

663

Total families

Economy & Employment

Rockbank's employment base combines essential services and construction-linked work. Healthcare is the largest industry at 17.6% or 154 workers, followed by Transport at 11.7% or 102, Construction at 10.6% or 93, Professional and Technical services at 10.0% or 87, and Retail at 7.2% or 63. The leading occupations are Machinery and Drivers at 218, Professionals at 215, Clerical and Administrative workers at 176, Trades at 171, and Community and Personal Service workers at 146. Labour-force participation is 69.7%, unemployment is 5.9%, and 61.4% of employed residents work full time. Household income is at the 62.8th percentile nationally. SEIFA results are relatively strong: IER ranks in decile 9, above IEO, IRSD and IRSAD, which each rank in decile 7. This indicates household resources rank higher than the other socioeconomic measures.

Unemployment

5.9%

Labour Force

1,398

Unemployed

82

Source: ABS Census 2021

Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)

Overall advantage
7
Disadvantage
7
Economic resources
9
Education & occupation
7

Full-time

61.4%

Part-time

30.6%

Participation

69.7%

Employed

1,316

Full-time and part-time are shares of the employed. Source: ABS Census 2021

Occupations

Machinery/Drivers 218
Professionals 215
Clerical/Admin 176
Trades 171
Community/Personal 146
Labourers 138
Managers 102
Sales 90

Top Industries

Healthcare 17.6%
Transport 11.7%
Construction 10.6%
Professional/Tech 10.0%
Retail 7.2%

University

37.2%

Postgraduate

12.7%

Born Overseas

47.9%

Dwellings

899

Transport to Work

Daily life in Rockbank is car-led: 67.6% of residents travel as car drivers, compared with 4.2% using public transport and 0.5% walking or cycling. Working from home accounts for 23.3%, which can reduce some commuting pressure but does not replace local transport access. Rockbank Primary School is the local government primary option listed, so families should check the exact enrolment zone and nearby secondary choices before purchasing. The recorded crime rate is 113.4 offences per 1,000 residents, with 293 total offences; property and deception offences account for 191 and crimes against the person for 49. This rate warrants practical attention to security and current local advice. IRSAD sits in decile 7, an above-median socioeconomic position, but transport dependence remains higher than in more established activity centres.

Drive

67.6%

Public Transport

4.2%

Walk / Cycle

0.5%

Work from Home

23.3%

Growth Outlook

Rockbank is classified as a high-growth market, with forecast annual growth of 5.75% driven primarily by internal migration. The wider area's population change is projected at 559.1% over 10 years, while the shift profile is labelled Rejuvenating, with the young share up 14.6 points and the senior share down 4.3 points. Rent growth of 122.2% reinforces the scale of change, although affordability worsened from 38.5% in 2011 to 42.3% in 2021. The gentrification score is 0: one forecast label calls the stage New development, while the shift assessment describes it as Not gentrifying. Compared with a mature, settled suburb, Rockbank's growth is being created by subdivision, new housing and incoming households rather than by established-area upgrading.

Population trend: Melton council area

Rockbank sits in the Melton council area. These are the council area's residents, not Rockbank's.

Residents 2025

231,567

Growth, 5 yr average

+5.9%/yr

2020 to 2025

Growth, last year

+5.8%

2024 to 2025

ABS Estimated Resident Population by LGA, 30 June each year; council area, not this suburb

Safety & Crime

Total Offences

293

Year ending June 2024

Rate per 1,000 People

113.4

Offence Categories

Property and deception offences
191
Crimes against the person
49
Justice procedures offences
42
Drug offences
6

Source: Crime Statistics Agency Victoria / SA Police

National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs

How Rockbank compares to ~15,000 Australian suburbs

Population
Top 19%
Household Income
Top 37%
Rent Level
Top 24%
Apartments
Bottom 0%
Renters
Top 18%
Uni Educated
Top 22%
Public Transport
Top 32%
Born Overseas
Top 3%
Density
Top 18%

Frequently Asked Questions

Is Rockbank a good suburb to live in?

Rockbank can suit households wanting newer detached housing and a western growth setting. The median age is 31, 87.7% of homes are separate houses, and 67.6% of commuters drive, so car access matters. Buyers should also consider the 113.4 offences per 1,000 residents crime rate.

What schools are in Rockbank?

Rockbank has 1 listed local school: Rockbank Primary School, a government primary campus. Families should check the exact enrolment zone and secondary-school options for each address, particularly as new development changes practical school access.

Is Rockbank safe?

Rockbank recorded 293 offences at a rate of 113.4 per 1,000 residents in the reported period. Property and deception offences accounted for 191 cases, while crimes against the person accounted for 49, so buyers should review current local police information and assess home security.

How is Rockbank's population changing?

Rockbank has 2,583 residents today and a forecast profile described as Rejuvenating. Population change across the wider area is 559.1% over 10 years, with annual growth modelled at 5.75% and internal migration identified as the primary driver.

What languages are spoken in Rockbank?

Rockbank has an overseas-born share of 47.9%. Punjabi is the most prominent listed language at 213 people, followed by Hindi at 48, Urdu at 26, Arabic at 21 and Gujarati at 19, reflecting strong multilingual demand for local services.

How to read these comparisons

Phrases like "above the national average" reference the unweighted median across Australian suburbs with more than 1,000 residents, not population-weighted national figures. Suburb-level medians are more useful for ranking suburbs against each other; ABS census headlines are population-weighted (so dominated by Sydney and Melbourne) and can read very differently.

Current baseline (refreshed 2026-05-10): median age 40, university-educated 30.1%, born overseas 21.6%, average household size 2.5 people.

Data sources: ABS 2021 Census (demographics, income, tenure), Valuer-General Victoria (house prices), state education open registers (school locations), state Crime Statistics agencies (offences), council DA portals (development applications).

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