New South Wales · Postcode 2018

Rosebery, NSW 2018: property investment analysis

Rosebery (postcode 2018) sits in the inner south of Sydney, approximately six kilometres from the CBD, straddling the local government areas of the City of Sydney and Bayside Council. Its SEIFA IRSAD score of 1064 places it in decile 9 of 10 nationally, well above the national mean of 1000, and at the 76th percentile within New South Wales. That reading reflects a resident population with relatively high incomes, low unemployment, and strong access to services. For investors, the score anchors three of PropertyRanker's twelve criteria positively, but it is one input among many and says nothing about a specific listing's price, condition, or strata health.

9 / 10
SEIFA decile (IRSAD)
National relative advantage
76th
State percentile
vs all New South Wales postcodes
1064
IRSAD score
National mean = 1000
Advantaged
Relative band
ABS 2021 Census release
SEIFA position
Where Rosebery sits nationally
Decile 9
1 disadvantaged 5 median 10 advantaged

ABS 2021 IRSAD release. Score 1064 (national mean = 1000).

Reading the signal

What the SEIFA reading means for Rosebery

Rosebery's advantaged SEIFA band is consistent with its position as an established inner-city suburb that has undergone significant urban renewal, drawing young professionals and owner-occupiers who support a high household income base. The suburb contains a dual property market: southern streets of tightly held Federation cottages and California bungalows sit alongside a northern precinct of newer high-density apartments, including converted warehouse projects. That structural split matters for investors because the risk and yield profile of a freestanding house on a southern street differs substantially from a strata apartment in a converted industrial building, even though both carry the same postcode-level SEIFA reading.

On PropertyRanker's macro scoring layer, a decile 9 SEIFA result supports positive readings for economic_strength (the area's income and employment base is well above average) and reduces the hazard_risk flag that lower-decile suburbs can attract. However, the same advantaged profile tends to compress gross yields, which means Rosebery is unlikely to suit a High Yield strategy (anchored around 6 percent) or a Regional strategy (anchored around 7 percent) without unusually favourable purchase conditions. The Capital Growth strategy (anchored around 3.5 percent) and the Balanced strategy (anchored around 5 percent) are the more plausible frames to test here, though the entry_point_risk criterion will reflect the suburb's high absolute price level, which is a genuine constraint on margin of safety. A strong SEIFA reading does not neutralise entry_point_risk when purchase prices are elevated relative to comparable markets.

Recent market signal

What the data is doing right now in Rosebery

According to CoreLogic data published via yourinvestmentpropertymag.com.au (to May 2026), Rosebery houses recorded a median sale price of $2,279,500 with annual capital growth of -7.15% over the past 12 months, while 51 houses and 347 units transacted in the same period. The NSW Valuer General data (inthesuburbs.com.au, 2025 full year) shows a house median of $2,507,500, up 8.8% on the prior year, indicating a sharp reversal in the most recent period covered by CoreLogic rolling data. Propertyvalue.com.au (Cotality-sourced) reports a current median sale price of $2.5M with a 4.89% one-year change, and htag.com.au (updated May 2026) notes stock-on-market at 0.33%, inventory of 1.6 months, and days on market of 21 days for houses, pointing to a tightly held but softening price environment consistent with broader Sydney market conditions reported by propertyupdate.com.au.

Median price trend
4-point price path for Rosebery
2021 2023 2024 2026 $2,060k $2,280k

Anchor points pulled per refresh from publicly available suburb profiles. Approximate; not a moving average.

Market temperature
Buyer pressure right now in Rosebery
Cool
Cold Cool Steady Warming Hot
Vacancy
loosening
Days on market
stable
Vendor discount
widening

Sydney's rental vacancy rate has risen to 2.2% (propertyupdate.com.au, Aug 2026) and vendor discounting across combined capitals has increased to 3.6% (propertyupdate.com.au), while Rosebery house DOM of 21 days (htag.com.au, May 2026) remains short, yielding two softening signals against one stable, consistent with a cool band.

Sources: Rosebery, NSW 2018: Suburb Profile & Property Report | YIP (2026-05-31); Rosebery NSW 2018 Property Market and House Prices 2026 | htag.com.au (2026-05-01); Rosebery NSW 2018 | inthesuburbs.com.au (NSW Valuer General data) (2025-12-31); Everything you need to know about the state of Australia's property markets in 20 charts – August 2026 (2026-08-16); Rosebery House Prices & Property Trends | propertyvalue.com.au (2026-06-01) · Refreshed 20 Sep 2026

How PropertyRanker scores

How a listing in Rosebery would be scored

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 9 shown above gives a listing in Rosebery 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.

What this page cannot tell you

What an investor should still verify in Rosebery

Investors considering a specific listing in Rosebery 2018 should verify several things the SEIFA reading cannot see. First, check the current SQM vacancy rate for the postcode; inner-south Sydney apartment supply has grown materially through the Green Square renewal, and vacancy can vary significantly between the house and apartment segments. Second, for any strata property, obtain the owners corporation records and confirm the sinking fund is adequately funded; converted industrial buildings carry maintenance profiles that differ from standard residential strata. Third, confirm flood and planning overlay status through the relevant council, as parts of the suburb sit within former industrial land with potential contamination or drainage considerations. Fourth, compare the asking price against recent comparable sales in the same street type, because the house and apartment sub-markets within 2018 price very differently. Score the specific listing in PropertyRanker to get a verdict that accounts for all of these factors alongside the postcode-level SEIFA signal.

Questions investors ask

Rosebery property investment: common questions

Is Rosebery NSW a good suburb for property investment?

Rosebery's SEIFA IRSAD score of 1064 (decile 9 nationally) signals a strong economic base, which PropertyRanker treats as a positive input for economic_strength and hazard_risk criteria. That does not make every listing here a sound investment; the suburb's high entry prices mean entry_point_risk is a genuine concern that needs to be tested against a specific purchase price and comparable sales. Score the individual listing in PropertyRanker to see how all twelve criteria combine for that property.

Which investment strategy suits Rosebery 2018 best?

Given the advantaged SEIFA profile and the high absolute price level typical of inner-south Sydney, the Capital Growth strategy (anchored around 3.5 percent gross yield) and the Balanced strategy (anchored around 5 percent) are the most plausible frames to test. High Yield and Regional strategies, which target 6 to 7 percent gross yields, are harder to achieve in a decile 9 suburb without an unusually favourable purchase price. Confirm the current yield on any specific listing before drawing a conclusion, as the house and apartment sub-markets within the postcode price very differently.

What are the main investment risks in Rosebery?

The primary risks to assess are entry_point_risk from high purchase prices, vacancy exposure in the apartment segment given ongoing Green Square urban renewal supply, and strata-specific risks in converted industrial buildings where sinking funds may be underfunded. The suburb's industrial heritage also means some sites carry planning overlays or contamination considerations that are not visible in a postcode-level SEIFA reading. Each of these requires property-level due diligence rather than suburb-level data.

Does Rosebery's SEIFA score mean it will outperform the Sydney market?

SEIFA measures socioeconomic conditions at a point in time; it is not a forward-looking price predictor and PropertyRanker does not use it that way. A decile 9 reading confirms that the resident base is economically strong, which tends to support demand stability, but it cannot account for interest rate cycles, new supply in adjacent precincts like Zetland and Green Square, or the specific condition and pricing of any individual property. Treat the SEIFA score as one of twelve signals, not as a market forecast.

What data does PropertyRanker use to score a listing in Rosebery 2018?

PropertyRanker uses SEIFA IRSAD as a primary input for three of its twelve criteria: economic_strength, hazard_risk, and entry_point_risk. The remaining nine criteria draw on listing-level data including current SQM vacancy for the postcode, body corporate health records, flood and planning overlay status, and pricing against recent comparable sales. The postcode-level SEIFA reading for Rosebery is fixed at a score of 1064 (decile 9); the listing-level criteria are what differentiate one property from another within the same suburb.

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