Roxby Downs SA Property Investment
Unincorporated SA · 5725 · Score: 57/100 · Hold
Roxby Downs Short-Term Rental (Airbnb) Market
Roxby Downs SA Investment Brief
Roxby Downs, SA — Suburb Investment Analysis
## 1. Investment Verdict HOLD
The single most important number is 6.7% gross rental yield — this is the standout metric that justifies holding existing property here. With a median house price of approximately $282,000 and strong rental demand, the cash flow story works. But don't buy for capital gains: 5-year CAGR is -2.3% per year, meaning values have been falling in real terms over the medium term.
## 2. Market Overview Roxby Downs sits at a median house price of approximately $282,000 (pending peer validation). That's affordable by any Australian standard. Price growth over the past year is 4.3% — modest but positive after years of decline. The 5-year compound annual growth rate of -2.3% per year tells a clear story: this market has been in a long-term correction.
Days on market data is not available, but the market cycle is classified as stable, not hot or declining. The 3-year growth forecast of 13.5% suggests analysts expect a recovery, but that's a projection, not a guarantee. With a stable cycle and improving vacancy trends, this is a balanced market — neither strongly favouring buyers nor sellers right now.
## 3. Rental Market This is where Roxby Downs shines. The vacancy rate sits at 1.8% — well below the 3% benchmark that signals a balanced market. Weekly rent is $363/week, and the gross rental yield is 6.7%. That's more than double what you'd get in most capital city markets.
Rental demand is rated high, and the vacancy trend is improving — meaning vacancies are tightening further. For investors, this means low vacancy risk and reliable rental income. The owner-occupier rate is just 28%, which is extremely low. That tells you this is a rental-dominated town, and your tenant pool is the local workforce.
## 4. Short-Term Rental Opportunity The STR market here is weak. Median nightly rate is $248/night, but occupancy sits at just 33%. That means the property sits empty two out of every three nights. Estimated annual STR revenue would be roughly $29,900 (248 × 0.33 × 365), compared to LTR annual income of approximately $18,876 (363 × 52).
While STR gross revenue is higher, the gap narrows significantly after management fees, cleaning, platform costs, and higher turnover expenses. Given the low occupancy, long-term rental is the better strategy here — it's simpler, more reliable, and the yield is already strong.
## 5. Infrastructure & Growth Drivers The single biggest driver for Roxby Downs is BHP's Olympic Dam expansion, which has been announced. Olympic Dam is one of the world's largest uranium-copper-gold deposits, and any expansion directly impacts Roxby Downs' population and housing demand.
The town has a population of 3,671 and an unemployment rate of just 2.1% — effectively full employment. That's driven almost entirely by mining and related services. Transport access is standard suburban — nothing special, but adequate for a remote mining town.
The supply pipeline is low, with price growth outpacing new supply. That's positive for existing property owners, as limited new stock supports rental demand and price floors.
## 6. Bull Case If BHP proceeds with the Olympic Dam expansion, Roxby Downs could see significant population inflow. The 3-year growth forecast of 13.5% would lift the median house price to approximately $320,000. Combined with the existing 6.7% yield, total returns over three years could approach 20% — a strong outcome for a regional market.
The low unemployment rate of 2.1% and tight vacancy of 1.8% provide a solid foundation. If commodity prices remain strong and BHP invests, Roxby Downs could transition from a stable market to a growth market.
## 7. Risks Single-employer dependency is the biggest risk here. The town revolves around Olympic Dam. If BHP cuts production, defers expansion, or experiences a commodity price downturn, the local economy takes a direct hit. There is no diversified employment base to fall back on.
Distance from CBD is noted as a key risk in the scorecard — this is a remote town, approximately 550 km north of Adelaide. That limits buyer demand from anyone not directly employed in mining, which constrains long-term capital growth potential.
5-year CAGR of -2.3% per year is a real risk. This market has already demonstrated it can lose value over extended periods. Past performance doesn't guarantee future results, but the trend is clear.
Interest rate sensitivity is moderate. With a low median price, most buyers use less debt, but rising rates could still dampen demand from new entrants.
## 8. The Play Entry range: $260,000–$300,000 for a house. Don't overpay — the market has limited growth history.
Minimum yield to target: 6.5% gross yield. Current market delivers 6.7%, so anything below that means you're paying too much or accepting below-market rent.
Watch signals: BHP Olympic Dam expansion announcements, commodity prices (copper, uranium), vacancy rate movements above 3%, and population data from the ABS.
Recommended strategy: Hold existing property and collect the yield. For new buyers, this is a cash flow play only — do not buy expecting strong capital gains. If you're already in, stay in and ride the yield. If you're looking to enter, ensure the numbers stack up at current rents and don't rely on the 13.5% forecast materialising.
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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
medium confidenceBasis: 3yr growth 6.6% (discounted)
- +Low rental vacancy (1.8%) — constrained supply
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
4
2020
4
2021
6
2022
5
2023
5
2025
New dwelling approvals — higher numbers mean more future supply
Socio-Economic Profile
Source: ABS Census 2021SEIFA Index · Postcode 5725
Decile 8 of 10 — Low disadvantage
Population
3,976
Education (IEO)
3/10
Econ. Resources (IER)
6/10
10-Year Investment Projection
Modelled on Roxby Downs SA data — rent, capital growth, tax, and depreciation over 10 years.
Pre-filled: $363/wk median rent for Roxby Downs. Capital growth and rent increase are editable assumptions.
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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.