Mosman, NSW 2088
Mosman Municipal Council, New South Wales
Good to Know
Mosman, NSW 2088 is a high-value house market in the Mosman Municipal Council area, currently positioned as a long-hold capital growth submarket. Located around 8 km north-east of the Sydney CBD, Mosman is home to roughly 28,329 adults across 14,967 dwellings and currently records a vacancy rate of 1.74%.
According to HtAG Analytics, Mosman is exhibiting tight supply alongside balanced listing turnover. Stock on Market sits at 0.20% and Inventory at 3.39 months — slightly above the ~3-month balanced-market threshold — driving +0.7% YoY price growth and +0.7% YoY rent growth.
What the market data is signalling
Mosman shows supply-constrained signals: a very low Stock on Market of 0.20% and quick transaction speed with 31 days on market, which supports price resilience despite very low yields. Price and rent growth are both muted at +0.7% YoY, while the 2.02% indicative gross yield sits below the usual 3% benchmark — a sign this market is driven more by capital value and buyer competition than rental income. For a visual view of these shifting micro-markets see the Markets in the Moment (MiM™) heatmap.
Who lives in Mosman — and why it matters for investors
Mosman scores an IRSAD decile of 10, indicating a very high socio-economic profile that typically reduces volatility and supports long-cycle capital gains. The Renter/Owner split is 33% (neutral), so the suburb retains a balanced mix of owner-occupiers and renters, which can stabilise demand. Note the Units/Houses ratio of 61% is flagged as unfavourable for house-investors because local housing stock composition can limit opportunities and affect replacement supply; see our IRSAD Crossover study for how socio-economic structure alters growth patterns.
Why suburb-level data matters for Mosman
Council-level averages often mask the specific dynamics of a pocket like Mosman. Investment decisions should be driven by Mosman's own metrics: a typical house price of $4,413,701, indicative gross yield 2.02%, Stock on Market 0.20%, Inventory 3.39 months and Days on Market 31. These figures tell a distinct story about cashflow pressure and pricing that will not always show up at broader aggregation levels — read more in our LGA vs Suburb research.
For deeper, printable metrics grab the full Mosman data guide.
What's behind the RCS™ score of 65
The HtAG RCS™ bundles three independent dimensions — risk minimisation, capital-growth potential and cashflow resilience — into a single composite score to help match markets to investor strategies. A score of 65 reflects relatively strong capital potential with some cashflow limitations (low yield, high affordability pressure). Learn more about how the RCS™ is built, then open Mosman in HtAG Copilot to inspect the sub-score breakdown and scenario testing.
Forward signals to watch
vacancy rate — currently 1.74%: a sustained neutral vacancy near this level typically signals balanced rental demand but offers limited upside for yield-driven investors over 12–24 months.
building approvals ratio — currently 0.35%: this neutral approvals reading suggests supply additions are steady but not large enough to materially change housing tightness in the short term.
Sydney cycle phase: a shift in the Sydney-wide cycle (towards slowdown or upswing) would typically amplify or dampen Mosman's local momentum — an upswing would lift demand and prices further, while a downturn would test liquidity and price resilience.
Does this area meet your investment goals?
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RCS Breakdown
Mosman'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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Market Trends
Mosman's headline values — $4,413K to buy and $1,715PW to rent, a 2.02% gross yield. Over the past decade, prices have moved 32.26% and rents 26.42% — the Yield series shows whether that gap is widening (price outpacing rent, yield compressing) or closing.
$4,413K 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.
$1,715PW today, with rent growth at (+0.65% YoY) compared to price growth (+0.69%). That spread determines yield is expanding or compressing across the next cycle. Sign up to unlock the entire trend line.
Where is Mosman in its cycle - and is the 2.02% 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 Mosman's long-hold story?
Beyond the headline price, Mosman 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
Mosman'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
Mosman 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 Mosman 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 Mosman 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 Mosman - 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
Mosman 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 Mosman'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 Mosman 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
Mosman 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 Mosman 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 Mosman 2088 NSW is 23,719, with a median age of 45. Of those, 50.21% are married, 11.32% are divorced or separated, 33.30% are single and 5.18% are widowed.
The average household size is 2.3 people per dwelling, and the median household monthly income is estimated to be $18,008. The median monthly mortgage repayment for households in this suburb is $3,870 which is 21.49% of their earnings.
Source: ABS Census Data (2021)