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Suburb profile ·Rockingham LGA · WA ·6173

Secret Harbour WA 6173

Secret Harbour is in Rockingham LGA, WA, postcode 6173, with population 12,474.

The read

Growth-momentum

The page has enough signal to be useful, but the story is mixed rather than decisive. Use compare mode to pressure-test it against stronger nearby options, then use the calculator if it still makes the shortlist.

$700/wk
+7.7% YoY
Aug 2024 → Mar 2026 · 20 periods
WA rental bonds · suburb grain · Mar 2026
$700
$645
Aug 2024Mar 2026
Why it fits

Population movement supports a growth-led read. School coverage gives the page a stronger family/livability signal. Transport coverage adds a practical access signal.

Median house
No local house series
Median rent
$700/wk
Rent context available
7.7%YoY D10 vs AU
Gross yield
Need rent + price
Population
12,474
12K local footprint
D10 vs AU
Schools
3
Matched school context
D9 vs AU
Solar
3,325
179 added 12mo · 18MW

Price history

No price history available

Price series isn't recorded for this suburb. Census housing data is shown instead.

Median mortgage · mth$2,000
Median rent · wk$380

Affordability

28%
median weekly rent as a share of gross household income (the 30% rule)
Manageable

Owners with a mortgage repay a median of $2,000/mo, while renters pay about $3,033/mo — renting runs $1,033/mo higher on these medians.

Household income · yr
$130K
Median rent · wk
$700
Owner mortgage · mo
$2,000

Household income

$130K household · yr+51.5% vs WA suburb median
Personal
$50K
Family
$140K
Household
$130K

Schools

Total3
Avg ICSEA1009
Students3,161
Government3
  • Comet Bay CollegeSecondary · Government · ICSEA 1004
  • Secret Harbour Primary SchoolPrimary · Government · ICSEA 1017
  • Comet Bay Primary SchoolPrimary · Government · ICSEA 1005

Full data detail

Secret Harbour WA — Property Data and Demographics

Located in Western Australia within the Rockingham local government area, Secret Harbour is an established suburb (postcode 6173). With a population of 12,474, the suburb has a mix of young professionals and families with a median age of 34. Households earn a median income of $130K per year, with an average household size of 3.1 people. Recent annual estimates show population movement into the broader catchment, with population growth running at +3.2% year-on-year at the LGA level. WA employment has moved +1.1% year-on-year in the official Jobs and Skills Australia NERO series, which provides the broader jobs backdrop for this suburb. WA also had 31 Commonwealth-backed major projects under construction, 7 underway, and 16 in planning as at 2 October 2024, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are technicians & trades, professionals, community & personal service. Employment in the area leans toward healthcare and construction. The top ancestries reported are English, Australian, Scottish.

The current median weekly rent is $700. The median monthly mortgage repayment is $2,000.

Secret Harbour is served by 3 schools, including 2 primary, 1 secondary. The average ICSEA score is 1009, which is around the national average of 1,000. Public transport access includes 52 bus stops.

From an investment perspective, Population growth of +3.2% year-on-year points to strong growth demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.

Market & money
Investment signalsHeuristics
Pop. Growth+3.2% Strong Growth
Development+0%· Steady
InvestmentWA
Mortgage · mth$2,000
Rent · wk(Census)$380
Market rent · wk(Feb 2026)$700
Population growth · Rockingham LGAABS ERP
Population (2025)159,934
5-year growth+3% CAGR
YoY change+3.2%
20012025
Development · Rockingham LGAABS Approvals
Approvals (2026)1,448
Houses1,402
Units46
YoY change+0%
Employment · Rockingham LGASALM
Unemployment (Dec-25)5.9%
YoY change+0.4pp
Dec-10Dec-25
Property investors · Postcode 6173ATO
Negatively geared586 (7.1% of filers)
Avg rental loss$6,833/yr
Landlords (rental income)882
Reported capital gains616
People & prosperity
DemographicsCensus 21
Population12,474
Median age34
Household size3.1
HH income · wk$2,492
Personal income · wk$967
Persons / bedroom0.8
SEIFA indexABS
Advantage (IRSAD)8/10
Education (IEO)6/10
Economic (IER)10/10
Disadvantage (IRSD)8/10
Area & amenity
Local amenitiesOSM
Supermarkets3
Pharmacies0
GP / clinics0
Fuel stations1
Cafes & dining8
aldi1
coles1
woolworths1
TransportGTFS
Bus stops52
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Current status
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Sources & freshness
Strong evidence

Secret Harbour carries enough direct local evidence for a first-pass decision.

QuickProperty mixes release files, Census baselines, and matched local services on this page. Read the status panel before treating every metric as equally fresh.

PRICE POSTURE
Prices come from release-based suburb series.

Official annual SA2 price series matched to suburb pages as fallback coverage

RENT POSTURE
Rent is using a state market dataset when available.

Use current rent as a starting signal, not as a fixed underwriting truth.

SERVICE POSTURE
Service coverage is matched locally, not inferred nationally.

Schools, transport, and hospitals are useful as presence signals, but they still have different source cadences.

Data status
Property prices
ABS Data by Region · Official annual SA2 price series matched to suburb pages as fallback coverage
medium stability · manual file · snapshot · release-based
Missing
Market rent
WA rental bonds · Feb 2026 · State market dataset
medium stability · automated · every update · monthly
Available
Crime
State crime dataset · No linked local crime series
Missing
Schools
ACARA 2025 · 3 schools matched
stable source · automated · every update · annual
Available
Hospitals
AIHW · No linked local hospital coverage
medium stability · manual file · snapshot · mixed
Missing
Transport
GTFS feeds · 52 matched stops/stations
medium stability · manual file · snapshot · mixed
Available
Population growth
ABS ERP · 2025 · Annual estimate series
stable source · automated · every update · annual
Available
Building approvals
ABS Building Approvals · 2026 · Annual release series
stable source · automated · every update · monthly
Available
Available means a direct local dataset is linked. Verify means coverage exists but freshness or precision is weaker, such as ABS price fallback, Census rent fallback, or low-confidence hospital matching.

Secret Harbour FAQ

Common questions
  1. What LGA is Secret Harbour in?

    Secret Harbour is in the Rockingham Local Government Area, WA, postcode 6173. Council-level context for Rockingham LGA (suburb mix, population, rent, and price coverage) is available on the QuickProperty LGA page.

  2. What is the typical weekly rent in Secret Harbour?

    The median weekly rent in Secret Harbour is $700/wk, based on the current market rent dataset. The current rent signal is rent context available.

  3. What does the rent signal say about Secret Harbour?

    Rent context available: Secret Harbour has usable rent context. Use this as a suburb screening signal before comparing candidates or modelling a purchase; the matching rent ranking can provide broader market context.

  4. Is Secret Harbour a good investment?

    QuickProperty's investment signals for Secret Harbour show: Strong Growth, Steady. These are computed from price, rent, income, and population data — not an opaque score.

  5. Where does QuickProperty get its data for Secret Harbour?

    Property prices come from state Valuers General offices and ABS Data by Region. Demographics are from ABS Census 2021. School ICSEA scores are from ACARA. Crime statistics are from state police agencies. Transport data is sourced from GTFS feeds.

  6. How often is the Secret Harbour data updated?

    Property prices update quarterly. RBA macro indicators update with each deploy. Demographics are from Census 2021. School ICSEA scores are from ACARA 2025.