Bonnet Bay
Investment Score
76
/100
AI Intelligence Summary
Bonnet Bay is a premium waterfront suburb in the Sutherland Shire, located 29km south of Sydney CBD. This established residential enclave is distinguished by its picturesque setting along the Georges River, offering residents a unique combination of natural beauty and suburban tranquility. The suburb is characterized by larger residential blocks, many featuring water views or direct water access, making it particularly attractive to affluent families seeking a lifestyle-focused location. Property values reflect the suburb's premium positioning, with the market dominated by detached houses rather than high-density development. The community enjoys excellent access to water recreation through Bonnet Bay Marina and proximity to both Georges River and Woronora River. However, transport connectivity presents challenges, with no direct rail access requiring residents to rely on bus services to reach Jannali or Como stations. The suburb features limited commercial amenities, with residents typically traveling to nearby Jannali or Sutherland for shopping and services. Educational needs are served by Bonnet Bay Public School for primary education, with students progressing to quality Sutherland Shire secondary schools. The demographic profile skews toward established families and older residents with above-average household incomes, creating a stable, family-oriented community atmosphere.
Strengths
- •Premium waterfront location with Georges River access
- •Strong capital growth potential driven by lifestyle appeal
- •Family-friendly environment with quality local primary school
- •Low-density residential character with larger block sizes
Opportunities
- •Continued gentrification and property value appreciation
- •Potential infrastructure improvements in Sutherland Shire
- •Growing demand for waterfront lifestyle properties
- •Development of eco-tourism and water recreation facilities
Considerations
- •Limited public transport connectivity
- •Minimal local commercial amenities
- •Higher property prices limiting affordability
- •Dependence on private vehicle transport
Property Market
$1.85M
+8.5% 1yr
$950K
+6.2% 1yr
$1,050/wk
$750/wk
45
1.8%
72.0%
Price Growth
| Type | 1 Year | 3 Year | 5 Year |
|---|---|---|---|
| House | +8.5% | +28.0% | +45.0% |
| Unit | +6.2% | +22.0% | +38.0% |
Rental Yields
House Yield
2.8%
Unit Yield
4.1%
Investment Scorecard
Demand/Supply Ratio: 1.80
Demand exceeds supply — favourable for sellers
Tax & Financial Intelligence
CPA-grade analysis for Bonnet Bay at median house price
+8% surcharge
$1050/wk
Negatively geared
Reduces taxable income
~$1,031/week
Based on 9.0% p.a. growth (from 5-year trend), 50% CGT discount, 39% MTR
5-Year Hold
10-Year Hold
Investor Quick Summary
Entry cost (stamp duty)
$84,140
After-tax yield
1.71%
Weekly holding cost
$1031/wk
10yr CGT (est.)
$475,065
Estimates based on FY2025 NSW rates at median house price. Assumes 80% LVR, 6.5% interest rate, 39% marginal tax rate ($135K-$190K bracket). Individual circumstances vary. This is general information only and not personal financial advice. Consult your CPA before making investment decisions. Local Knowledge Pty Ltd — Registered Tax Agent.
Demographics
2,850
44
$118K
per annum
68.0%
52.0%
48.0%
3.2%
28.0%
Dwelling Mix
Lifestyle & Community
3
8
29.0 km
Nearest Station: Jannali Station
Water recreation, boating, fishing, bushwalking, family activities, and peaceful suburban living
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Data sourced from multiple sources. Last updated 27 March 2026.