Port Augusta, SA 5700
Port Augusta City Council, South Australia
Good to Know
Port Augusta, SA 5700 is a cashflow-focused house market in the Port Augusta area, currently positioned as a value and income opportunity submarket. Located roughly 300 km north of Adelaide CBD, it is home to roughly 6,437 adult residents across 4,711 dwellings, with a reported vacancy rate of 1.28%.
According to HtAG Analytics, Port Augusta is exhibiting tight supply with solid buyer demand. Stock on Market sits at 0.22% and Inventory at 1.67 months — well under the ~3-month balanced-market threshold — driving +14.1% YoY price growth and +4.5% YoY rent growth.
What the market data is signalling
In Port Augusta the combination of strong 1-year price growth of 14.1% and positive rental growth of 4.5% shows capital appreciation outpacing income gains, while a gross yield of 5.71% keeps the market attractive for income-focused investors. Low seller stock — Stock on Market 0.22% and Inventory 1.67 months — suggests limited listings are supporting price momentum. Explore the Markets in the Moment (MiM™) heatmap for a live visual of where Port Augusta sits in the current cycle.
Who lives in Port Augusta — and why it matters for investors
Port Augusta scores 844 on IRSAD, below the suggested threshold of 927, indicating a lower socio‑economic advantage profile. That IRSAD position can mean stronger rental affordability and higher yields but also greater sensitivity to local employment and commodity cycles; match strategy to that profile. The renter/owner split is neutral at 43.0%, while the units/houses mix is low at 3.0%, confirming this is a predominantly house market. Read our IRSAD Crossover study to see how socio‑economic context alters long‑cycle risk and return.
Why suburb-level data matters for Port Augusta
Council averages can hide pockets like Port Augusta — decisions should be based on the suburb's own metrics. Port Augusta's typical house price is $340,433, estimated gross yield is 5.71%, Stock on Market is just 0.22%, Inventory is 1.67 months and median days on market are 77 — these suburb‑level figures capture the local supply/demand balance that matters for buy/hold timing. For methodology on why this matters, see LGA vs Suburb research.
Download the full Port Augusta data guide for a printable breakdown of every metric.
What's behind the RCS™ score of 58
Port Augusta's HtAG RCS™ score of 58 bundles three independent dimensions — risk minimisation, capital‑growth potential and cashflow resilience — into one composite. The sub‑score breakdown is essential: a mid‑range overall score like this typically reflects trade‑offs between higher yield and lower IRSAD. Learn how the RCS™ is built to match the suburb to your strategy. You can also open Port Augusta in HtAG Copilot to explore the component scores.
Forward signals to watch
Monitor the vacancy rate — currently 1.28%: this balanced reading (1–3.5%) generally supports ongoing rent growth without the acute tightness that forces bidding; a sustained fall below 1% would intensify rental pressure.
Track the building approvals ratio — currently 0.0%: virtually no new approvals point to constrained new supply, which can prolong the current low‑inventory environment if demand holds.
Watch the Adelaide cycle phase: a city‑wide shift in cycle momentum (e.g. slowing prices or tightening credit) would feed through to regional markets like Port Augusta and could either blunt or accelerate local momentum depending on direction.
Does this area meet your investment goals?
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RCS Breakdown
Port Augusta's RCS™ headline is an overall signal — but it doesn't tell you why. The three sub-scores below reveal whether that score is earned through risk minimisation, capital growth, or cashflow — and which portfolio brief it fits.
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Critical to know
Market Trends
Port Augusta's headline values — $340K to buy and $374PW to rent, a 5.71% gross yield. Over the past decade, prices have moved 88.84% and rents 43.30% — the Yield series shows whether that gap is widening (price outpacing rent, yield compressing) or closing.
$340K is today. The 10-year trajectory reveals whether that's the top of a run, the start of a new leg, or somewhere mid-cycle. Sign up to unlock the entire trend line.
$374PW today, with rent growth at (+4.47% YoY) compared to price growth (+14.12%). That spread determines yield is expanding or compressing across the next cycle. Sign up to unlock the entire trend line.
Where is Port Augusta in its cycle - and is the 5.71% yield holding?
Cycle phase tells you whether you're buying near the bottom (room to run) or top (compression ahead). Yield trajectory tells you whether cashflow is durable or being eroded — the single most important question for a long-hold thesis.
Cycle Phase
Cycle Position
Yield Trajectory
Rent vs Price Spread
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Area Risks
Property data alone won't flag the structural risks that can erode a long-hold position. Bushfire overlays, flood-zone exposure, and economic concentration sit outside the price feed but determine whether your capital is insurable, defensible, and structurally protected. Unlock to see.
Are there hidden structural risks shaping Port Augusta's long-hold story?
Beyond the headline price, Port Augusta carries risk signals a median can't show — hazard exposure from bushfire and flood overlays, and how narrowly local employment leans on a handful of sectors (the concentration the EDI score quantifies). Together these separate insurable, defensible long-holds from those carrying tail-risk that never surfaces in the headline number.
MADI Risk
EDI Risk
Bushfire
Flood
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Critical to know
Supply & Demand
Port Augusta's headline numbers show where the market is today. The two cards below answer where it's heading. Direction is what separates a buy from a wait.
Is housing supply tightening or building up?
Stock on Market is one number — the trend is what matters. SoM, inventory, building approvals and hold period together reveal whether the market is starving for stock (price pressure up) or quietly building a pipeline (pressure down).
Stock on Market
Inventory
Building Approvals
Hold Period
Is buyer and renter demand heating up or cooling off?
Vacancy is one signal — the real question is whether demand is still building or quietly peaking. Days on market, vacancy, search index and clearance rate are the four pulse-points — when they diverge, they signal a turning point.
Days on Market
Vacancy Rate
Search Index
Clearance Rate
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Fundamentals
Port Augusta can look solid on the surface — but the three layers below separate markets that genuinely hold value from ones that only look like they do.
Is Port Augusta genuinely stable - or just expensive?
IRSAD hints at affluence, but socio-economic strength alone doesn't guarantee resilience. Combined with the renter-to-owner balance and unit-to-house ratio, you get the three signals that separate a tightly-held submarket from one carrying hidden volatility.
IRSAD
Renter to Owner
Units to Houses
Where do Port Augusta prices go over the next 12 months?
Today's headline price is just a snapshot. Projected ROI and the volatility index tell you whether to commit capital now, wait for a softer entry, or rotate into a steadie submarket.
Projected Annual ROI
Volatility Index
Can you actually buy into Port Augusta - and exit cleanly?
Tightly-held areas reward long-hold investors but punish anyone who needs liquidity. Annual sales and rental volume reveal whether your capital can reposition — or sits structurally locked in.
Annual Sales Volume
Annual Rental Volume
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Important to know
Education & Infrastructure
Port Augusta looks tightly-held and stable on the surface — but the three layers below separate areas that genuinely hold value from ones that only look like they do.
Does Port Augusta's school catchment + infrastructure pipeline justify the price?
School ranks anchor family demand and tenant quality. The active infrastructure pipeline shifts a suburb's price ceiling over the next 5–10 years. Together they tell you whether Port Augusta has structural support for the next leg of capital growth.
School Rank
Hospitals & Employment
Infrastructure Spend
Transport Projects
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Full HtAG Intelligence
Port Augusta shows potential. The platform tells you whether it's the best fit for your portfolio.
Price and yield are only the surface. HtAG reads the forces underneath — supply tightening or loosening, demand heating or cooling, and the risks that move slowly but decide long-term growth. Together they show whether Port Augusta has the structural support for its next leg — or whether the numbers are running ahead of the fundamentals.
The total adult population (15 years or older) of Port Augusta 5700 SA is 5,264, with a median age of 39. Of those, 32.28% are married, 13.18% are divorced or separated, 47.82% are single and 6.71% are widowed.
The average household size is 2.2 people per dwelling, and the median household monthly income is estimated to be $5,816. The median monthly mortgage repayment for households in this suburb is $979 which is 16.83% of their earnings.
Source: ABS Census Data (2021)