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Suburb profile ·Willoughby LGA · NSW ·2069

Castle Cove NSW 2069

Castle Cove is in Willoughby LGA, NSW, postcode 2069, with population 2,643.

The read

Premium-market

There are enough stretched or weaker signals here that you should assume trade-offs rather than a clean story. Use compare mode to see whether the downside is price, local quality, or weaker momentum before treating it as a target suburb.

$1425/wk
+58.3% YoY
Mar 2025 → Apr 2026 · 14 periods
NSW Fair Trading · postcode 2069 · Apr 2026
$1425
$825
Mar 2025Apr 2026
Why it fits

Transport coverage adds a practical access signal. Higher SEIFA context supports a stronger local-quality read.

What to check

Premium pricing raises the bar for yield, affordability, and downside checks. Gross yield looks low for an income-first use case.

Median house
$3.9M
House median, latest period
3.1%YoY D10 vs AU
Median rent
$1425/wk
Rent-pressure candidate
58.3%YoY D10 vs AU
Gross yield
1.9%
Low yield band
D5 vs AU
Population
2,643
3K local footprint
D9 vs AU
Schools
1
Matched school context
D1 vs AU
Solar
1,484
139 added 12mo · 12MW

Price history

HousesUnits

Houses to Q4'25 · Units to 2021 — house and unit medians are released on separate cycles, so their latest period can differ.

Trend & investor depth

Cycle positionRising
Low · 2006Peak · 2023

5.2% below peak · 259.3% above its low

Price growth (compound)3-yr +3.0%/yr · 5-yr +7.4%/yr · 10-yr +5.7%/yr
Affordability trajectoryprice +8.0%/yr vs income +2.6%/yr — worsening — prices outgrowing incomes
Indicative cashflow-$2,572/wk (-$133,769/yr) · interest-only @ 6.1%, 80% LVR

Indicative cashflow is interest-only and excludes tax — use the calculator for a full projection.

Affordability

Buying
21.7x
median home price as a multiple of annual household income
Stretched
Renting
41%
median weekly rent as a share of gross household income (the 30% rule)
High stress

Owners with a mortgage repay a median of $4,000/mo, while renters pay about $6,175/mo — renting runs $2,175/mo higher on these medians.

Median price
$3.88M
Household income · yr
$179K
Median rent · wk
$1,425
Owner mortgage · mo
$4,000
Gross yield
1.9%

Household income

$179K household · yr+117.2% vs NSW suburb median
Personal
$63K
Family
$200K
Household
$179K

Schools

Total1
Avg ICSEA1167
Students273
Government1
  • Castle Cove Public SchoolPrimary · Government · ICSEA 1167
Crime January 2025 - December 2025
1,717
2,205 per 100k
D3 vs AU

Crime

Rate · per 100k2,205
Total incidents1,717· January 2025 - December 2025
  • Assault30854%
  • Sexual Offences9617%
  • Robbery102%
  • Break And Enter16128%

Full data detail

Castle Cove NSW — Property Data and Demographics

Castle Cove (postcode 2069) is a compact suburb in New South Wales within the Willoughby local government area. With a population of 2,643, the suburb has an older-leaning population with a median age of 46. Households earn a median income of $179K per year, with an average household size of 2.9 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +1.0% year-on-year at the LGA level. NSW employment has moved +0.3% year-on-year in the official Jobs and Skills Australia NERO series, which provides the broader jobs backdrop for this suburb. NSW also had 37 Commonwealth-backed major projects under construction, 5 underway, and 75 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 professionals, managers, clerical & administrative. Employment in the area leans toward professional services and finance & insurance. The top ancestries reported are English, Australian, Chinese.

Median house prices in Castle Cove stand at $3.9 million, having fallen by 3.1% over the last twelve months. Units have a median price of $2.3 million. The current median weekly rent is $1425. This gives a gross rental yield of approximately 1.9%. The median monthly mortgage repayment is $4,000.

Castle Cove is served by 1 school, including 1 primary. The average ICSEA score is 1167, which is well above the national average of 1,000. Public transport access includes 22 bus stops. The crime rate in the Willoughby LGA is below average at 2,205 incidents per 100,000 population.

From an investment perspective, Gross rental yield sits at around 1.9% (low yield). Property prices are above the state median ($3.9M/$1.5M), placing it in the premium segment. The price-to-income ratio of 21.7x is considered stretched. House prices have moved -3.1% year-on-year. Population growth of +1.0% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.

Market & money
Investment signalsHeuristics
Rental Yield1.9% Low Yield
Price vs State$3.9M/$1.5M Above Median
Affordability21.7x Stretched
Price Momentum-3.1% Falling
Pop. Growth+1.0%· Stable
Development+0%· Steady
InvestmentNSW
Mortgage · mth$4,000
Rent · wk(Census)$1000
Market rent · wk(2026-04)$1425
Gross yield1.3%
Price / income21.7x
Sales vol (latest Q)(2025-Q4)8
Population growth · Willoughby LGAABS ERP
Population (2025)80,520
5-year growth+0.5% CAGR
YoY change+1%
20012025
Development · Willoughby LGAABS Approvals
Approvals (2026)142
Houses52
Units90
YoY change+0%
Employment · Willoughby LGASALM
Unemployment (Dec-25)4.4%
YoY change+0.5pp
Dec-10Dec-25
Property investors · Postcode 2069ATO
Negatively geared1,149 (11.5% of filers)
Avg rental loss$17,694/yr
Landlords (rental income)2,637
Reported capital gains2,239
People & prosperity
DemographicsCensus 21
Population2,643
Median age46
Household size2.9
HH income · wk$3,439
Personal income · wk$1,219
Persons / bedroom0.8
IncomeATO 22-23
Median income$80,000
Mean income$170,999
Earners10,106
YoY change+5%
SEIFA indexABS
Advantage (IRSAD)10/10
Education (IEO)10/10
Economic (IER)10/10
Disadvantage (IRSD)10/10
Area & amenity
Local amenitiesOSM
Supermarkets0
Pharmacies0
GP / clinics1
Fuel stations1
Cafes & dining1
TransportGTFS
Bus stops22
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Sources & freshness
Strong evidence

There is enough direct local evidence on Castle Cove 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
NSW price medians are parser-guarded official records.

Official sale records parsed from cached Bulk PSI ZIP files with parser guardrails for token sales, non-house zoning, and low-value strata component records

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
NSW Valuer General · 2025-Q4 · Official sale records parsed from cached Bulk PSI ZIP files with parser guardrails for token sales, non-house zoning, and low-value strata component records
medium stability · automated · every update · weekly
Available
Market rent
NSW Fair Trading · 2026-04 · State market dataset
stable source · automated · every update · monthly
Available
Crime
BOCSAR · January 2025 - December 2025 · Area-level release dataset
medium stability · automated · every update · release-based
Available
Schools
ACARA 2025 · 1 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 · 22 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.

Castle Cove FAQ

Common questions
  1. What LGA is Castle Cove in?

    Castle Cove is in the Willoughby Local Government Area, NSW, postcode 2069. Council-level context for Willoughby LGA (suburb mix, population, rent, and price coverage) is available on the QuickProperty LGA page.

  2. What is the median house price in Castle Cove?

    The current median house price in Castle Cove, NSW is $3.9M, based on the latest available sales data from state Valuers General offices and ABS Data by Region.

  3. What is the typical weekly rent in Castle Cove?

    The median weekly rent in Castle Cove is $1425/wk, based on the current market rent dataset. The current rent signal is rent-pressure candidate.

  4. What does the rent signal say about Castle Cove?

    Rent-pressure candidate: Castle Cove rents screen above the local benchmark. Use this as a suburb screening signal before comparing candidates or modelling a purchase; the matching rent ranking can provide broader market context.

  5. Is Castle Cove a good investment?

    QuickProperty's investment signals for Castle Cove show: Low Yield, Above Median, Stretched. These are computed from price, rent, income, and population data — not an opaque score.

  6. Where does QuickProperty get its data for Castle Cove?

    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.

  7. How often is the Castle Cove 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.