Newtown (postcode 2042) sits approximately four kilometres south-west of the Sydney CBD inside the Inner West Council area, placing it among the most accessible inner-city locations in New South Wales. Its SEIFA IRSAD score of 1142 puts it 142 points above the national mean of 1000, landing it in decile 10 of 10 nationally and at the 92nd percentile within New South Wales. That reading reflects a population with high educational attainment, strong household incomes, and very low concentrations of disadvantage. For investors, the score anchors three of PropertyRanker's twelve criteria firmly in positive territory, but it does not resolve the question of whether any specific listing at current prices represents a sound investment.
ABS 2021 IRSAD release. Score 1142 (national mean = 1000).
A SEIFA IRSAD score of 1142 is a meaningful macro signal. It tells PropertyRanker that Newtown's postcode frame carries low economic fragility, which feeds positively into the economic_strength and hazard_risk criteria and reduces the entry_point_risk flag that lower-decile suburbs attract. The suburb's demographic profile supports that reading: census data shows high bachelor-degree attainment among residents, a younger median age than the national figure, and household incomes well above state averages. The proximity to the University of Sydney, Royal Prince Alfred Hospital, and the King Street commercial strip sustains a structurally deep rental demand pool, drawing students, healthcare workers, and creative-sector professionals. That demand depth is a genuine structural positive.
However, a decile-10 SEIFA reading in an inner-Sydney suburb comes with a corresponding price level that compresses gross yields. Newtown's stock is dominated by Victorian and Federation-era terraces, a heritage-dense fabric that limits new supply but also concentrates maintenance and strata risk in older buildings. Investors targeting PropertyRanker's Capital Growth strategy (anchored around 3.5 percent gross yield) are most likely to find the postcode frame compatible, because the yield expectation is calibrated for high-land-value, low-vacancy markets. The Balanced strategy (around 5 percent) and High Yield strategy (around 6 percent) face a harder arithmetic challenge here; whether any individual listing clears those thresholds depends entirely on the specific purchase price and achievable rent, neither of which SEIFA can see. The Regional strategy (around 7 percent) is structurally mismatched with this postcode.
Newtown NSW 2042 recorded a median house price of $1,930,000 with annual capital growth of 3.49% as at June 2026, per CoreLogic data published by yourinvestmentpropertymag.com.au. There were 179 house sales in the 12 months to June 2026, with houses averaging 29 days on market. HtAG Analytics (August 2026) reports a vacancy rate of 0.96%, stock on market of just 0.22%, and inventory of 1.41 months, all pointing to a tightly held, supply-constrained market with upward pressure on values.
A vacancy rate of 0.96%, stock on market of 0.22%, inventory of 1.41 months (well below the 3-month balanced-market threshold), and a fast median selling time of 29-30 days all indicate tightening supply and demand conditions; vendor discount direction could not be confirmed from retrieved sources.
Sources: Newtown, NSW 2042: Suburb Profile & Property Report | YIP (2026-09-28); Newtown, NSW 2042 Property Market and House Prices 2026 | HtAG (2026-08-05); Newtown NSW Property Prices 2026 | AusPropertyInsights (2026-09-29) · Refreshed 29 Sep 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 10 shown above gives a listing in Newtown 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 confirms the macro quality of the postcode frame but cannot see what matters most at the listing level. Before drawing any conclusion on a specific property in Newtown 2042, investors should verify the following. First, check current SQM vacancy data for the postcode; a structurally low vacancy rate is expected here, but the live figure confirms whether that holds at the time of purchase. Second, for any strata or apartment title, obtain the owners corporation records and review the capital works fund balance and any outstanding special levies; the older building stock in this suburb makes strata health a material variable. Third, confirm flood and planning overlay status for the specific lot, as pockets of the Inner West carry stormwater and heritage overlays that affect development potential and insurance costs. Fourth, price the listing against recent comparable sales in the same street type and configuration, because the postcode median can mask wide variance between a renovated terrace and an unrenovated one. Score the specific listing in PropertyRanker to get a verdict that accounts for all of these factors, which a postcode-level SEIFA reading cannot resolve.
Newtown's SEIFA IRSAD score of 1142 places it in the top decile nationally, signalling a low-disadvantage, high-income postcode frame that supports structural rental demand from university, hospital, and professional tenants. That macro reading is a positive input into PropertyRanker's scoring model, but it does not determine whether a specific listing is a sound investment. Entry prices in this suburb are high relative to most of Sydney's inner west, so the investment case depends heavily on the purchase price, the achievable rent, and the condition of the specific property.
The postcode frame is most structurally compatible with PropertyRanker's Capital Growth strategy, which anchors around a 3.5 percent gross yield, because that threshold is calibrated for high-land-value, low-vacancy inner-city markets. The High Yield strategy (around 6 percent) and Regional strategy (around 7 percent) face a difficult arithmetic challenge at Newtown's price levels, though individual listings can vary significantly from the postcode median. Investors targeting the Balanced strategy (around 5 percent) should score the specific listing to confirm whether the rent-to-price ratio clears that anchor before proceeding.
The primary risk is entry price compressing yields below the investor's target strategy threshold; a decile-10 SEIFA suburb in inner Sydney commands prices that make gross yield targets above 5 percent difficult to achieve without a specific pricing anomaly. The building stock is predominantly Victorian and Federation-era terraces, which concentrates maintenance cost and, for strata titles, owners corporation risk in older structures. Planning and heritage overlays across parts of the Inner West can also restrict renovation or development options, so overlay status for the specific lot should be confirmed before purchase.
PropertyRanker uses the SEIFA IRSAD reading as a primary input for three of its twelve scoring criteria: economic_strength, hazard_risk, and entry_point_risk. Newtown's score of 1142, sitting 142 points above the national mean, pushes all three of those criteria in a positive direction at the postcode level. The remaining nine criteria are assessed at the listing level and cover factors SEIFA cannot see, including current vacancy rates, strata health, flood and overlay status, and pricing against recent comparable sales. The final score reflects all twelve signals together, not the SEIFA reading alone.
Newtown's SEIFA score of 1142 and decile-10 ranking reflect a more advantaged postcode frame than many of its neighbours, but that advantage is already priced into the market, which is the core trade-off investors face. Marrickville (2204) and Erskineville (2043) offer a broader property mix and, in some cases, lower entry prices that may make yield targets easier to achieve, though their SEIFA profiles differ from Newtown's. Investors comparing these suburbs should score specific listings in PropertyRanker across each postcode rather than relying on suburb-level generalisations, because the gap between a well-priced and an overpriced listing within any of these suburbs can outweigh the postcode-level difference.
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