Kalgoorlie sits roughly 600 km east of Perth in the Western Australian Goldfields, in postcode 6430. The reading is SEIFA decile 7 at IRSAD 1004, in the 60th state percentile within Western Australia.
ABS 2021 IRSAD release. Score 1004 (national mean = 1000).
Decile 7 is a stronger reading than most regional postcodes carry, and the 1004 IRSAD score is slightly above the national mean of 1000. Kalgoorlie's relative advantage is structural rather than cosmetic. The city sits on top of the Super Pit and a wider network of operating mines, and the resulting employment mix supports a higher SEIFA reading than other regional WA centres of comparable size. PropertyRanker uses SEIFA as a primary signal for economic_strength, hazard_risk, and entry_point_risk. A decile 7 reading lifts the score on those three criteria, and the hazard_risk reading in particular benefits from a postcode that does not face the coastal-erosion or cyclone-overlay issues seen in other regional WA postcodes. What the SEIFA signal cannot capture is the cyclical exposure to commodity prices. Gold price and operating-mine staffing levels drive the local rental market in 6430 more sharply than they do in any metropolitan postcode. The strategy match is typically Regional or Yield. The Regional strategy's 7% gross-yield anchor is reachable on a meaningful share of stock in Kalgoorlie, particularly older detached housing closer to the mine entrances. The risk read is that yield-on-paper in a resource town is volatile, and the management cost embedded in a remote-worker tenant base is higher than it looks.
Kalgoorlie (6430) is recording strong price growth, with REIWA reporting a median house price of $460,000 as at 5 July 2026 and 31.8% sales price growth over the prior 12 months. propertyvalue.com.au records a transaction median of $367,000 for houses over the past 12 months, up 10.3% annually, with 107 sales, average days on market of 27, and an average vendor discount of -6.0%. The market shows warming conditions driven by rapid price appreciation and relatively short selling times, though vendor discounting remains present.
Strong 31.8% annual price growth and short days on market (23-27 days) point to a warming market, though vendor discounting of -6.0% and a null vacancy read prevent a 'hot' classification.
Sources: Kalgoorlie Suburb Profile (2026-07-05); Kalgoorlie House Prices & Property Trends (2026-01-01); Kalgoorlie, WA 6430: Suburb Profile & Property Report (2026-01-01); Kalgoorlie WA 6430, Suburb Profile & Property Market Trends (2026-01-01) · Refreshed 2 Oct 2026
PropertyRanker scores any Australian property against 12 criteria across three pillars: Growth, Cashflow, and Risk. SEIFA is a primary signal for economic strength and a supporting one for entry-price risk. It also informs the crime side of hazard risk, though physical overlays like flood, bushfire and coastal exposure, and recorded crime data where available, take priority there. The decile of 7 shown above gives a listing in Kalgoorlie a stronger starting line on economic strength than the national median postcode, and a softer one on entry-price risk, since more advantaged postcodes usually carry higher entry prices.
On top of that, PropertyRanker chooses one of four strategies (Balanced, Growth, Yield, Regional) and applies a per-strategy yield anchor. The anchors are 3.5% for Growth, 5% for Balanced, 6% for Yield, and 7% for Regional. A postcode at this level of relative advantage tends to suit the Growth (3.5% anchor) and Balanced (5% anchor) strategies more readily than Yield (6%) or Regional (7%), because a higher entry price compresses the gross yield a listing can reach without a specific value-add.
Read the scoring guide for the full criteria list and how the verdict thresholds work.
SEIFA is a postcode-level read. The fastest sanity check on any single decile reading is to compare it against the suburbs that surround it.
Kalgoorlie's housing varies sharply by age and proximity to mining operations. SEIFA cannot tell you which side of the city a listing sits on, the actual mine-noise exposure, or the workforce-accommodation contracts that drive rental absorption. The commodity cycle is not visible in any static page, and the moves in 6430 over the past two decades have been faster and sharper than any metropolitan postcode. Score the listing in PropertyRanker for a verdict that accounts for these.
The SEIFA IRSAD reading of 1004 places Kalgoorlie at decile 7 nationally and in the 60th state percentile within Western Australia, which is a stronger result than most regional postcodes carry. PropertyRanker uses that reading to lift the economic_strength, hazard_risk, and entry_point_risk scoring criteria, and the postcode does not carry the coastal-erosion or cyclone overlays that weigh down other regional WA locations. What the score cannot capture is the direct link between gold prices and local employment levels, so whether a specific listing stacks up depends on where commodity-driven demand sits at the time you score it.
The data profile in 6430 points most consistently toward the Regional strategy, which uses a gross-yield anchor of around 7 percent, and secondarily toward High Yield at around 6 percent. Older detached housing close to the mine workings tends to be the stock type where that yield range appears most achievable, though the figure varies significantly with the gold cycle. Run the specific listing through PropertyRanker to see a live yield estimate rather than relying on suburb-wide tendencies.
Commodity-price cyclicality is the dominant risk that the SEIFA score does not price in. The Super Pit and surrounding KCGM operations, owned by Northern Star Resources and currently targeting a significant production expansion, employ a large share of the local rental population; when gold prices or mine staffing levels shift, vacancy and achievable rents in 6430 can move sharply. Management costs associated with a remote-worker tenant base also tend to run higher than they appear on paper, which compresses the net yield relative to the gross figure.
The hazard_risk criterion is partly derived from the SEIFA reading and partly from the absence of specific geographic overlays. Kalgoorlie sits inland in the Goldfields region, administered by the City of Kalgoorlie-Boulder, and the postcode does not carry the cyclone-path or coastal-erosion risk flags that affect many other regional Western Australian postcodes. That gives 6430 a cleaner hazard_risk input, though investors should still verify any site-specific factors such as proximity to active mining infrastructure or noise corridors around the Super Pit.
PropertyRanker draws on twelve scoring criteria; SEIFA feeds directly into three of them (economic_strength, hazard_risk, and entry_point_risk), while the remaining criteria use listing-level data including gross yield, vacancy signals, and property characteristics. Because Kalgoorlie is a resource town where rental demand tracks mine employment and gold-price cycles more than it tracks broader WA trends, the live score on any individual listing is more informative than suburb-level averages. Independently verifying current mine staffing levels, lease terms, and property management costs specific to a remote-worker tenant base is particularly important before drawing conclusions from the score.
Paste a real address. Get a defensible verdict across 12 criteria in around three minutes.
Score a property free