EquitySight.app
Free full calculator →
EquitySight.app
Free full calculator →
ABS 2021 Census · Updated 21 May 2026
Rosny is a well-established middle-ring suburb of Hobart, Australia, with a population of approximately 842, making it a boutique locality. Located 3 km from the Hobart CBD, Rosny is a middle ring area in Tasmania. The median household income is $96,356 per year.
Strong household incomes in Rosny underpin solid property demand. The short commute to the city centre is a key demand driver.
Official Australia Post postcode for Rosny. A postcode may cover multiple suburbs.
Australia Post Postcode Finder →Usual resident population at the most recent census.
Weekly median rent for occupied homes. Live rental data integration coming soon.
Annual median household income (before tax) across all households.
Straight-line distance from the suburb centroid to the nearest capital city CBD. Actual driving distance will be longer.
Estimated 1 school within or near this suburb.
Find schools near Rosny on My School →Estimated 1 park and green spaces near this suburb.
Monthly median mortgage repayment for households currently paying off a mortgage.
Proportion of separate houses versus units, townhouses, and other home types. Useful for investors assessing rental demand mix.
Rosny is a smaller community of 842 — about 22% of the Tasmania suburb median (3,902) — so investors should factor in the narrower buyer pool and longer average time-on-market. Median household income of $96,356/year runs 30% above the Tasmania suburb median of $73,944, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Median weekly rent of $450 equates to $1,950/month — about 113% of the median mortgage repayment of $1,733/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. At 3 km from the Hobart CBD, Rosny sits inside the high-demand inner ring — properties here compete directly with the city's employment, transport and amenity networks.
How Rosny stacks up against the median of all Tasmania suburbs in our dataset. Positive values mean Rosny sits above the state median; negative means below.
| Metric | Rosny | TAS median | Δ vs state |
|---|---|---|---|
| Population | 842 | 3,902 | -78% |
| Median household income | $96,356/yr | $73,944/yr | +30% |
| Median rent (weekly) | $450 | $320 | +41% |
| Median mortgage (monthly) | $1,733 | $1,378 | +26% |
| Distance to CBD | 3 km | 24 km | -87% |
| Separate houses | 88% | 80% | +8pp |
Pre-inspection briefing for Rosny — every item is derived from public datasets, with full citations in our data sources page.
Strong buy-and-hold fundamentals: household incomes run 30% above the Tasmania suburb median ($96,356 vs $73,944), and the 3 km CBD distance keeps this suburb in the primary demand zone. In Tasmania, suburbs with this profile have historically clustered in the upper tercile of 10-year capital growth.
Strong rental coverage: $450/week (~$1,950/month) covers 113% of the $1,733/month median mortgage repayment, so the shortfall sits at just $0/month. Investors targeting positive cash flow should shortlist this suburb.
With 88% houses in a 842-person market, renovation margins depend on individual street and aspect rather than any suburb-wide story — do comparable-sales analysis before committing capital.
Run the numbers on a Rosny property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Rosny enters 2026 with a demographic tailwind — household incomes 30% above the Tasmania suburb median of $73,944 and a population of 842 give it the depth and purchasing power to outperform the wider TAS market over the next 12–18 months. Rental coverage runs at ~113% of the typical mortgage ($1,950/month rent vs $1,733/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 71/100 places Rosny in the upper-middle tier of Australian suburbs we profile, and overall investor sentiment is constructive heading into the second half of 2026.
Lived in Rosny? Help other investors with an honest 100-word review. Sign-in required; all reviews are manually moderated before they appear.
Rosny scores 71/100 on our EquitySight investment framework — a good rating. That score is driven by a population of 842, median household income of $96,356/year and median weekly rent of $450. Whether it fits your portfolio depends on whether you are targeting cash flow, capital growth, or a value-add renovation — all three are scored with suburb-specific numbers elsewhere on this page.
The main demand drivers in Rosny are proximity to Hobart (3 km), an above-state-median household income of $96,356/year, a dwelling mix that is 88% separate houses, roughly 1 schools and 1 parks within the catchment. Together these shape both owner-occupier and tenant demand and are the factors we weight most heavily in the suburb's investment score.
Rosny has a usual resident population of approximately 842, compared with a Tasmania suburb median of 3,902 — placing it in the lower half of the state's suburbs by size. Population is the clearest proxy for market depth: more residents mean more transactions and typically a shorter average days-on-market on resale.
Rosny sits 3 km straight-line from the Hobart CBD. This is inner-ring territory — pricing competes directly with established Hobart employment nodes.
The most recent census recorded a median weekly rent of $450 in Rosny, equating to approximately $23,400/year in gross rental income (state median $320/week). Market rents have typically drifted above the recorded figure — verify against current listings on realestate.com.au and Domain before making an offer.
The median monthly mortgage repayment in Rosny is $1,733, or approximately $20,796/year (vs $1,378/month state median). Stress-test your own borrowing at rates 1–2 percentage points above today's to make sure you can still service the loan through an RBA tightening cycle.
A median weekly rent of $450 works out to $1,950/month, covering 113% of the median mortgage repayment of $1,733/month. That means rent exceeds the median repayment by roughly $217/month, so on these numbers Rosny leans cash-flow-positive before accounting for strata, council rates, insurance and maintenance. Actual cash flow depends on your deposit, loan terms, ownership costs and marginal tax rate — run the full numbers in our rental yield calculator.
The main risks are a thin buyer pool (842 residents), interest-rate sensitivity on the $1,733 median mortgage, the broader Tasmania market cycle. Each of these is covered in the Risk Factors section above with suburb-specific numbers rather than generic warnings.
Every number on this page comes from the ABS 2021 Census of Population and Housing, Australia Post postcode reference data, and OpenStreetMap amenity tiles. The investment score, strategy verdicts, and comparison table are computed deterministically from those inputs — no opinion, no estimation. See our full methodology and the data sources and licences for the formulas we use.