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ABS 2021 Census · Updated 21 May 2026
Upper Allyn is a regional centre in New South Wales, Australia, with a population of approximately 17, making it a boutique locality. Located approximately 193 km from the Sydney CBD, Upper Allyn is a regional area in New South Wales. The median household income is $134,316 per year.
Above-average earnings in Upper Allyn support sustained property values. Regional positioning means lower entry costs but potentially longer hold periods for capital gains.
Official Australia Post postcode for Upper Allyn. 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 Upper Allyn 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.
Upper Allyn is a smaller community of 17 — about 0% of the New South Wales suburb median (5,325) — so investors should factor in the narrower buyer pool and longer average time-on-market. Median household income of $134,316/year runs 38% above the New South Wales suburb median of $97,552, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Upper Allyn is 193 km from Sydney, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand. Only 50% of dwellings are separate houses (vs 76% state median), so this is a unit-heavy market where body-corporate decisions and strata supply meaningfully shape investor returns.
How Upper Allyn stacks up against the median of all New South Wales suburbs in our dataset. Positive values mean Upper Allyn sits above the state median; negative means below.
| Metric | Upper Allyn | NSW median | Δ vs state |
|---|---|---|---|
| Population | 17 | 5,325 | -100% |
| Median household income | $134,316/yr | $97,552/yr | +38% |
| Median mortgage (monthly) | $3,250 | $2,167 | +50% |
| Distance to CBD | 193 km | 45 km | +329% |
| Separate houses | 50% | 76% | -26pp |
Pre-inspection briefing for Upper Allyn — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 17 means liquidity is thin and capital growth tends to lag the wider New South Wales market over full cycles.
Median rental data was not captured for Upper Allyn. Use current realestate.com.au and Domain listings to triangulate a realistic weekly rent before committing, then feed that number into our rental yield calculator.
Only 50% of dwellings are separate houses (vs 76% NSW median) — this is a unit and townhouse market, where cosmetic flips struggle against body-corporate restrictions, thinner after-reno uplift and competing new supply.
Run the numbers on a Upper Allyn property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Upper Allyn are modest for 2026 — incomes 38% above the NSW median of $97,552 and a population of 17 suggest gains will lag headline metro markets. Rental fundamentals will need to be verified against live listings, as a clean median rent was not recorded for Upper Allyn. The EquitySight investment score of 49/100 places Upper Allyn in the mid tier of Australian suburbs we profile, and overall investor sentiment is cautious heading into the second half of 2026.
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Upper Allyn scores 49/100 on our EquitySight investment framework — a moderate rating. That score is driven by a population of 17, median household income of $134,316/year. 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 Upper Allyn are an above-state-median household income of $134,316/year, a dwelling mix that is 50% 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.
Upper Allyn has a usual resident population of approximately 17, compared with a New South Wales suburb median of 5,325 — 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.
Upper Allyn sits 193 km straight-line from the Sydney CBD. This is a regional market where CBD distance is only indicative — local industry diversity and commute alternatives matter more.
A reliable median rent was not captured for Upper Allyn. Benchmark expected weekly rent on realestate.com.au and Domain, or the state rental tribunal's rent dashboard. Most Australian investors target a 4–5% gross yield as a baseline.
The median monthly mortgage repayment in Upper Allyn is $3,250, or approximately $39,000/year (vs $2,167/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.
Census data was not complete enough in Upper Allyn to compute a clean rent-to-mortgage coverage. Use current listings to benchmark weekly rent, then plug your expected purchase price into our rental yield calculator to see whether the investment runs cash-flow positive or negative.
The main risks are a thin buyer pool (17 residents), interest-rate sensitivity on the $3,250 median mortgage, the broader New South Wales 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.