Koolunga SA Property Investment
Clare and Gilbert Valleys · 5464 · Score: 48/100 · Caution
Koolunga Short-Term Rental (Airbnb) Market
Koolunga SA Investment Brief
Koolunga, SA — Suburb Investment Analysis
## 1. Investment Verdict AVOID
The single most important number: 77% owner-occupier rate. This suburb is a sleepy residential pocket, not an investor market. With a population of just 183 and no median house price data available, you cannot build a reliable investment case here.
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2. Market Overview
Koolunga sits in a recovery market cycle, but the data is alarmingly thin. There is no verified median house or unit price. The 5-year compound annual growth rate sits at 2.1% per year — below inflation over that period. The 3-year growth forecast is just 1.9%, signalling minimal capital appreciation expectations.
Days on market data is unavailable, which itself tells a story: transaction volumes are too low to track meaningfully. For buyers, this means limited stock and low competition. For sellers, it means few comparable sales to anchor pricing. Neither signals a healthy, liquid market for investors.
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3. Rental Market
The rental picture is mixed. The median weekly rent is $183/week — extremely low by national standards. The vacancy rate sits at 1.8%, which is tight and suggests rental demand exceeds supply. Rental demand is rated high.
However, gross rental yield data is unavailable because median prices are unknown. You cannot calculate return on investment without an entry price. The low rent figure also caps absolute cash flow — even with full occupancy, annual rent is under $9,500.
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4. Short-Term Rental Opportunity
The STR market shows a median nightly rate of $485/night with occupancy at 42%. That translates to roughly 153 nights booked per year, generating estimated annual revenue of approximately $74,000.
On paper, STR outperforms LTR significantly — $74,000 vs $9,500 annually. But with a population of 183 and no major tourism drawcard on file, that 42% occupancy is fragile. One bad season or platform algorithm change could slash revenue. STR is the better option here only if you have a clear demand driver — the data doesn't show one.
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5. Infrastructure & Growth Drivers
There are no major projects on file for Koolunga. Transport is described as standard suburban access. The unemployment rate is 5.5%, slightly above the national average.
The supply pipeline is moderate, consistent with long-term averages. That means no oversupply risk, but also no catalyst for price spikes. What's driving demand here is essentially organic local turnover — not employment growth, not infrastructure spending, not migration.
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6. Bull Case
If conditions improve, the upside scenario looks like this:
- The 2.1% annual growth rate accelerates toward the 3-year forecast of 1.9% — that's flat in real terms.
- The tight 1.8% vacancy rate could push weekly rents above $200, improving yield if entry prices stay low.
- A recovery cycle could attract first-home buyers priced out of nearby centres, increasing transaction volumes.
But the numbers don't support a strong bull case. Even in a best-case scenario, you're looking at sub-3% annual growth and sub-$10,000 annual rent.
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7. Risks
Vacancy risk: The 1.8% vacancy rate is tight now, but with 77% owner-occupiers, the rental pool is tiny. One or two additional rental listings could push vacancy above 5%.
Single-employer dependency: Not explicitly stated, but with a population of 183, the local economy is likely reliant on a small number of employers or nearby agricultural/regional centres.
Supply pipeline: Moderate development activity could add stock to a market that doesn't have the population to absorb it.
Rate sensitivity: With no median price data, leverage risk is unclear. But low-income renters at $183/week are highly sensitive to rate rises — any rent increase could push them out.
Distance from CBD: This is a genuine risk for capital growth, not a positive attribute. Koolunga is a rural locality, not an inner-city suburb.
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8. The Play
Entry range: Cannot be determined — no median price data exists.
Minimum yield to target: Without an entry price, yield targeting is impossible. If you must invest, demand a minimum 6% gross yield based on the $183/week rent — that implies a maximum purchase price of approximately $158,000.
Watch signals: - Population growth above 5% annually - New infrastructure announcements - Median price data becoming available from multiple sources - Vacancy rate dropping below 1.5%
Recommended strategy: Do not invest here. The data is too thin, the population too small, and the growth outlook too weak. If you want South Australian exposure, look at suburbs with verified median prices, established rental markets, and clear growth drivers. Koolunga offers none of those.
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*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 2.1% + 10yr CAGR 4.6%
- +Low rental vacancy (1.8%) — constrained supply
- −Population decline (-2.0%/yr) — demand headwind
- −High supply pipeline (197 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
34
2020
40
2021
42
2022
48
2023
33
2025
New dwelling approvals — higher numbers mean more future supply
Socio-Economic Profile
Source: ABS Census 2021SEIFA Index · Postcode 5464
Decile 4 of 10 — Average
Population
572
Education (IEO)
5/10
Econ. Resources (IER)
5/10
10-Year Investment Projection
Modelled on Koolunga SA data — rent, capital growth, tax, and depreciation over 10 years.
Pre-filled: $183/wk median rent for Koolunga. Capital growth and rent increase are editable assumptions.
Nearby Suburbs
Analyse a Property in Koolunga
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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.