DIAMOND BAY
Investor score
51
Vacancy rate is a modelled estimate. Price, rent and annual growth use real government data (see source labels on each card). This is not financial advice. See full disclaimer.
Median price
$3,675,000
NSW VG · 2026
Rent yield
2.0%
computed from govt data
Annual growth
-50.3%
annualised from govt data
Vacancy rate
2.2%
modelled estimate
AI insights for DIAMOND BAY
Investment analysis, risks & comparisons
DIAMOND BAY shows strong investment fundamentals with above-average rental demand and a tightening supply pipeline. The gentrification index of 67/100 signals continued capital appreciation potential, particularly within 600m of the main retail and transit corridor.
Key risk: elevated auction clearance volatility over the past two quarters suggests shifting buyer sentiment. Net yield after typical holding costs sits at approximately 3.6%, below the state median of 4.1% — factor this into cash-flow modelling.
Median rent
$1,400/wk
NSW Fair Trading · Apr 2026
Demand change
+2.2%
annual shift
Yield × growth index
-24.2
combined signal
Net yield (est.)
1.59%
after mgmt, rates, insurance, maintenance
5-yr growth (CAGR)
-5.3%
est. compound, long-run avg
10-yr growth (CAGR)
+7.2%
est. compound, long-run avg
Rental demand
44 / 100
Moderate demand
Supply pipeline
Real2.7%
new dwellings approved / stock · ABS 2024-25
Moderate supply
5-year price history
Source: NSW VG · 2026 · all sources
Market overview
DIAMOND BAY is a metropolitan NSW suburb with moderate capital growth momentum and lower rental yield. Strong infrastructure, employment access, and lifestyle amenities support ongoing investment demand.
Highlights
- Metro NSW suburb with strong infrastructure and transport
- Rental yield 2.0% with stable tenant demand
- Access to national transport network and amenities
Risk factors
- High entry price may limit buyer pool
- Below-average growth — limited capital appreciation signal
- Subject to broader interest rate and economic conditions
Community profile
Source: ABS Census 2021 · ATO 2022–23Median household income
$3,481/wk
$74k taxable p.a.
Renters
23.2%
72.9% owner-occupier
Median age
42.0 yrs
Unemployment
4.2%
Population growth
+0.9% p.a.
Investor-owned
24.0%
of all dwellings (ATO)
Houses
30%
53% apartments
Degree qualified
53.2%
bachelor's or higher (ABS)
Work from home
38.6%
of employed residents (ABS Census)
Median lot size
200 m²
Compact block
Household size
2.3 persons
avg per dwelling (ABS Census)
Short-term rental
16.9%
High Airbnb activity
Market activity
Distance to CBD
6.3 km
Middle ring
Days on market
28 days
Normal turnover
Auction clearance
58.9%
Balanced market
Walkability
33 / 100
Some errands walkable
Coastal proximity
6.3 km
Near coast
NBN technology
FTTPFastest — full fibre to premises
Population density
8,495/km²
Very dense urban
Schools in postcode 2030
🏫Primary (1)
Vaucluse Public School
Government · Yrs K-6
🎓Secondary (1)
Rose Bay Secondary College
Government · Yrs 7-12
📚Combined (1)
Kesser Torah College
Independent · Yrs K-12
ICSEA measures the socio-educational background of each school's student community — not academic results or school quality. National average = 1000. Source: ACARA My School 2025.
Liveability & safety
Safety index
Safe1.5 offences / 100 persons
Source: NSW BOCSAR · 2024-25
School quality
Top tier3 schools in postcode area
Source: ACARA My School 2025
Transit access
GoodSource: State GTFS feeds
Gentrification signal
55
/ 100
Moderate indicators of demographic change. Young professionals, rising degree rates, and reasonable transit suggest gradual improvement.
Composite: education premium · youth cohort · rental activity · price gap · transit quality
Environmental risk
Flood risk
Source: State GIS flood zone data
Bushfire risk
Source: CFA / RFS / DFES zone data
Storm risk
Coastal exposure + state climate
Live suburb intelligence
Fetching live data…Location
Properties in DIAMOND BAY
View listingsLocal professionals
Connect with agents and building inspectors who operate in DIAMOND BAY. Ask about off-market opportunities, rental appraisals, or arrange a building inspection.
Sign in to contact local professionals
Create a free account to message agents and inspectors directly.
Premium feature
Full suburb intelligence is available to Premium subscribers. Unlock unlimited research, scoring, and market signals.
Upgrade to Premium