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Suburb profile ·Northern Beaches LGA · NSW ·2108

Coasters Retreat NSW 2108

Coasters Retreat is in Northern Beaches LGA, NSW, postcode 2108, with population 30.

Limited data

Thin-context

The page is still useful for local context, but the evidence stack is too thin for a clean one-page call. Use nearby stronger suburbs or compare mode before treating it as a serious shortlist decision.

$1150/wk
Mar 2025 → Apr 2026 · 13 periods
NSW Fair Trading · postcode 2108 · Apr 2026 · sparse signal
$2538
$995
Mar 2025Apr 2026
Why it fits

Higher SEIFA context supports a stronger local-quality read.

What to check

The page is thin enough that nearby alternatives should be checked before shortlisting. Premium pricing raises the bar for yield, affordability, and downside checks. Small local population makes the signal set more fragile.

Median house
$1.6M
House median, latest period
18.4%YoY D9 vs AU
Median rent
$1150/wk
Rent-pressure candidate
D10 vs AU
Gross yield
3.7%
Below investor band
D10 vs AU
Population
272,656
273K via Northern Beaches LGA · SAL undercount
Schools
No matched school data
Solar
232
15 added 12mo · 2MW

Price history

HousesUnits

Trend & investor depth

Cycle positionCorrecting
Low · 2021Peak · 2024

18.4% below peak · 125.4% above its low

Price growth (compound)3-yr +31.1%/yr · 5-yr +7.8%/yr
Indicative cashflow-$639/wk (-$33,230/yr) · interest-only @ 6.1%, 80% LVR

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

Affordability

Buying
13.7x
median home price as a multiple of annual household income
Stretched
Renting
51%
median weekly rent as a share of gross household income (the 30% rule)
High stress

Owners with a mortgage repay a median of $5,886/mo, while renters pay about $4,983/mo — owning runs $903/mo higher on these medians.

Median price
$1.60M
Household income · yr
$117K
Median rent · wk
$1,150
Owner mortgage · mo
$5,886
Gross yield
3.7%

Household income

$117K household · yr+42.1% vs NSW suburb median
Personal
$49K
Family
$123K
Household
$117K
Crime January 2025 - December 2025
4,058
1,515 per 100k
D2 vs AU

Crime

Rate · per 100k1,515
Total incidents4,058· January 2025 - December 2025
  • Assault99760%
  • Sexual Offences37823%
  • Robbery241%
  • Break And Enter27316%

Full data detail

Coasters Retreat NSW — Property Data and Demographics

Coasters Retreat (postcode 2108) is a quiet locality in New South Wales within the Northern Beaches local government area. It is home to about 30 residents, with a more retirement-aged population and a median age of 66. Households earn a median income of $117K per year, with an average household size of 1.9 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.5% 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. Employment in the area leans toward professional services and finance & insurance. The top ancestries reported are Australian, English, Scottish.

Coasters Retreat has a median house price of $1.6 million, which has declined steeply by 18.4% year-on-year. The current median weekly rent is $1150. This gives a gross rental yield of approximately 3.7%. The median monthly mortgage repayment is $5,886.

Public transport access includes 2 ferry wharfves. The crime rate in the Northern Beaches LGA is low at 1,515 incidents per 100,000 population.

From an investment perspective, Gross rental yield sits at around 3.7% (moderate yield). Property prices are near the state median ($1.6M/$1.5M). The price-to-income ratio of 13.7x is considered stretched. House prices have moved -18.4% year-on-year. Population growth of +0.5% 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 Yield3.7%· Moderate Yield
Price vs State$1.6M/$1.5M· Near Median
Affordability13.7x Stretched
Price Momentum-18.4% Falling
Pop. Growth+0.5%· Stable
Development+0%· Steady
InvestmentNSW
Mortgage · mth$5,886
Rent · wk(Census)$350
Market rent · wk(2026-04)$1150
Gross yield1.1%
Price / income13.7x
Population growth · Northern Beaches LGAABS ERP
Population (2025)272,656
5-year growth+0.3% CAGR
YoY change+0.5%
20012025
Development · Northern Beaches LGAABS Approvals
Approvals (2026)415
Houses227
Units188
YoY change+0%
Employment · Northern Beaches LGASALM
Unemployment (Dec-25)3.8%
YoY change+1pp
Dec-10Dec-25
Property investors · Postcode 2108ATO
Negatively geared100 (7.7% of filers)
Avg rental loss$23,104/yr
Landlords (rental income)276
Reported capital gains321
People & prosperity
DemographicsCensus 21
Population30
Median age66
Household size1.9
HH income · wk$2,250
Personal income · wk$949
Persons / bedroom1
SEIFA indexABS
Advantage (IRSAD)10/10
Education (IEO)10/10
Economic (IER)8/10
Disadvantage (IRSD)10/10
Top occupationsCensus
Area & amenity
TransportGTFS
Ferry wharves2
Bennets Wharf
Bonnie Doon Wharf
Shortlist workspace

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Current status
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Sources & freshness
Strong evidence

Coasters Retreat 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
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 · 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 · No local school matches exposed
stable source · automated · every update · annual
Missing
Hospitals
AIHW · No linked local hospital coverage
medium stability · manual file · snapshot · mixed
Missing
Transport
GTFS feeds · 2 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.
Sparse locality note

This page stays indexable because Coasters Retreat is a real locality with enough context to be directionally useful. The tradeoff is that coverage is lighter than a stronger suburb profile, so the read should stay cautious.

WHY IT LOOKS LIGHTER
This is a real locality, but it has a very small Census footprint.

Small-population localities can still be worth checking, but rankings, comparisons, and broad suburb assumptions become noisier faster.

WHAT IS MISSING
Coverage is lighter across school matches and hospital coverage.

The lighter areas here are school matches and hospital coverage, so a single-page read should carry less weight than usual.

BEST NEXT STEP
Use this page to understand the locality shape, then compare outward.

Use it for context first, then move to compare, the state hub, or a larger nearby suburb before calling it a full market decision.

Page status
INDEXED WITH LIGHTER COVERAGE

This page remains visible, but it should be read as a locality brief rather than a full-confidence suburb profile.

HOW TO READ THIS PAGE

Use this page to set direction, not to close a decision — frame the locality here, then confirm with compare, stronger nearby suburbs, and the state hub.

Stronger nearby reads

If Coasters Retreat feels too thin on its own, use these nearby suburbs as stronger local reads before making a shortlist decision.

Great Mackerel Beach most similar
similar price band similar rent profile similar suburb scale

pop same · house +$20K · rent -$800/wk

Similar local read: useful for context, but still compare the actual market signals.

Scotland Island most similar
similar price band similar rent profile

pop +700 · house -$100K · rent -$660/wk

Similar local read: useful for context, but still compare the actual market signals.

Elvina Bay most similar
similar price band similar rent profile

pop +100 · house -$550K · rent -$650/wk

Similar local read: useful for context, but still compare the actual market signals.

Coasters Retreat FAQ

Common questions
  1. What LGA is Coasters Retreat in?

    Coasters Retreat is in the Northern Beaches Local Government Area, NSW, postcode 2108. Council-level context for Northern Beaches LGA (suburb mix, population, rent, and price coverage) is available on the QuickProperty LGA page.

  2. What is the median house price in Coasters Retreat?

    The current median house price in Coasters Retreat, NSW is $1.6M, 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 Coasters Retreat?

    The median weekly rent in Coasters Retreat is $1150/wk, based on the current market rent dataset. The current rent signal is rent-pressure candidate.

  4. What does the rent signal say about Coasters Retreat?

    Rent-pressure candidate: Coasters Retreat 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 Coasters Retreat a good investment?

    QuickProperty's investment signals for Coasters Retreat show: Moderate Yield, Near Median, Stretched. These are computed from price, rent, income, and population data — not an opaque score.

  6. Where does QuickProperty get its data for Coasters Retreat?

    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 Coasters Retreat 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.