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Allenby Gardens vs Avoca Dell

Property investment comparison - Allenby Gardens, SA 5009 vs Avoca Dell, SA 5253

Head-to-head across core investment metrics: Allenby Gardens wins 1, Avoca Dell wins 2. 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.

MetricAllenby GardensAvoca Dell
Median house price$1.2M-
Median unit price$920K$570K
Gross rental yield (houses)3.28%3.39%
Gross rental yield (units)-4.49%
1-year house growth+8.0%-
3-year house growth+33.1%-
Vacancy rate0.3%1.6%
Population2,045166

Allenby Gardens vs Avoca Dell: what the numbers say

For units, Allenby Gardens sits at a median of $920K against $570K in Avoca Dell, which makes Avoca Dell the more affordable unit market and Allenby Gardens the pricier one.

On cash flow, Avoca Dell leads: houses there return a gross rental yield of 3.39%, compared with 3.28% in Allenby Gardens, a gap of 0.11 percentage points.

Rental vacancy is 0.3% in Allenby Gardens and 1.6% in Avoca Dell, so landlords in Allenby Gardens face less competition for tenants. Anything under 2% is generally read as a tight market where tenants compete for homes.

Allenby Gardens is the bigger suburb, with a population of 2,045 against 166, roughly 12 times the size of Avoca Dell; a larger suburb usually means a deeper pool of buyers and tenants.

In short: Avoca Dell for rental income, Allenby Gardens for the tighter rental market. Which matters more depends on whether the investor is buying for cash flow, capital growth or affordability.

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Allenby Gardens vs Avoca Dell: Suburb Comparison 2026