Birrong vs Sefton
Property investment comparison - Birrong, NSW 2143 vs Sefton, NSW 2162
Head-to-head across core investment metrics: Birrong wins 1, Sefton wins 3. The better choice depends on whether you're optimising for cash flow, growth, affordability, or liquidity, the table below highlights the winner on each metric.
| Metric | Birrong | Sefton |
|---|---|---|
| Median house price | $1.4M | $1.4M |
| Median unit price | - | $560K |
| Gross rental yield (houses) | 2.87% | - |
| Gross rental yield (units) | 3.31% | 5.34% |
| 1-year house growth | +3.0%estimate | +6.6% |
| 3-year house growth | - | +28.9% |
| Vacancy rate | 0.8% | 1.5% |
| Population | 3,331 | 6,300 |
Birrong vs Sefton: what the numbers say
The median house price is $1.4M in Birrong and $1.4M in Sefton, so Sefton is the cheaper entry point.
Over the past year house prices moved +3.0% in Birrong (an estimate) and +6.6% in Sefton, so recent momentum favours Sefton, although both suburbs recorded growth.
Rental vacancy is 0.8% in Birrong and 1.5% in Sefton, so landlords in Birrong face less competition for tenants. Anything under 2% is generally read as a tight market where tenants compete for homes.
Sefton is the bigger suburb, with a population of 6,300 against 3,331, larger than Birrong; a larger suburb usually means a deeper pool of buyers and tenants.
In short: Sefton for a lower purchase price, Sefton for recent price momentum, Birrong for the tighter rental market. Which matters more depends on whether the investor is buying for cash flow, capital growth or affordability.
Keep exploring
- National investment guide - top suburbs across every metric
- Take the suburb finder quiz - 5 questions to match your goals
- How our investment score works
- Property investment glossary - every term defined
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