Castlecrag NSW Property Investment
Willoughby · 2068 · Score: 72/100 · Buy
Castlecrag NSW Investment Brief
BUY — 2.2% gross yield on a $4,343,823 median.
THE MARKET
Castlecrag has compounded at 3.6%/yr over 5 years — a house that cost $3,639,765 in 2021 is worth $4,343,823 today. Properties are sitting on market for 63 days (buyers have negotiating room). At the same growth rate, today's median reaches $5,184,070 by 2031.
- Median house: $4,343,823 | Units: $1,572,017
- Gross yield: 2.2% | Net yield: 0.7%
- 5yr price CAGR: 3.6%/yr | 3yr forecast: 5.3%/yr
- Population: 2,965 | Owner-occupier rate: 73% | Affluence: Very High
- Supply pipeline: Low — Price growth outpacing new supply, limited development pipeline
RENTAL SNAPSHOT
- Vacancy: 1.6% (improving) | Rental demand: High
- Median weekly rent: $1,850/wk | Days on market: 63 (worsening)
- Landlord market — rents likely to keep rising.
SHORT-TERM RENTAL
Insufficient STR data for this suburb. Run a specific address analysis for property-level STR projections.
INFRASTRUCTURE & CATALYSTS
- Beaches Link Tunnel (Sydney) (Announced)
- New Intercity Fleet (NSW Trains) (Under Delivery)
- Sydney Metro City & Southwest (Operational)
- Sydney Gateway (Under Construction)
- Transport: Crows Nest station 3.3km away
BULL CASE
If Castlecrag maintains 3%+ annual growth and vacancy stays below 1.1%, median prices could reach $4,995,396 within 3 years with yields compressing slightly as capital values rise.
BEAR CASE
A market correction or interest rate shock could see prices in Castlecrag pull back 10-15% from $4,343,823, with vacancy rising to 2.9% and rental yields softening as tenants gain leverage.
KEY RISKS
- Premium price point limits buyer pool and increases interest rate sensitivity
COMPARABLE MARKETS
- Bondi (NSW): $4,422,566 median, 2.4% yield, 7.1% 1yr growth
- Burraneer (NSW): $3,381,233 median, 2.8% yield, 8.5% 1yr growth
- Chatswood (NSW): $3,338,902 median, 2.1% yield, 2.5% 1yr growth
THE PLAY
Castlecrag presents a compelling investment opportunity. The combination of solid fundamentals and high rental demand supports entry at current price levels. Proceed with due diligence on specific properties. Target gross yields above 2.2% and prioritise properties with value-add potential. Consider timing entry around the current recovery phase of the market cycle.
- Entry range: $3,909,441 – $4,778,205
- Minimum gross yield to target: 4.5%
- Watch signal: vacancy staying below 2% and days on market falling below 35
This analysis is for informational purposes only and does not constitute financial, legal, or investment advice. Seek professional advice before making investment decisions.
Gentrification Index
Growth Forecast
low confidenceBasis: 5yr CAGR 7.1% + 10yr CAGR 8.9%
- +Low rental vacancy (1.6%) — constrained supply
- +Premium transport infrastructure — supports long-term capital growth
- −Slow market (63 days avg) — buyer hesitancy
- −High supply pipeline (1871 new approvals) — may cap price growth
Suburb Metric Thresholds
Macro Environment
Macro Indicators
Cash Rate
4.35%
▲ 0.25%Cash rate as at 2026-05-06 · Credit data 2026-04
Suburb Supply & Demand
Suburb Supply Pipeline — New Dwelling Approvals
127
2020
281
2021
628
2022
611
2023
224
2025
New dwelling approvals — higher numbers mean more future supply
Socio-Economic Profile
Source: ABS Census 2021SEIFA Index · Postcode 2068
Decile 10 of 10 — Low disadvantage
Population
17,450
Education (IEO)
10/10
Econ. Resources (IER)
10/10
10-Year Investment Projection
Modelled on Castlecrag NSW data — rent, capital growth, tax, and depreciation over 10 years.
Pre-filled: $1850/wk median rent for Castlecrag. Capital growth and rent increase are editable assumptions.
Schools
In your catchment
These are the government-school zones containing this suburb centroid. Specific addresses within the suburb may fall in different catchments — confirm with the school directly.
Analyse a Property in Castlecrag
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Analyse a Property →Data sourced from ABS, state government property sales, and Airbnb market analytics. For informational purposes only — not financial advice.