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ABS 2021 Census · Updated 21 May 2026
Hindmarsh Island is a regional centre in South Australia, Australia, with a population of approximately 1,846, making it a boutique locality. Located approximately 70 km from the Adelaide CBD, Hindmarsh Island is a regional area in South Australia. The median household income is $58,396 per year.
Lower income levels in Hindmarsh Island typically translate to more affordable entry points for investors. Regional positioning means lower entry costs but potentially longer hold periods for capital gains.
Official Australia Post postcode for Hindmarsh Island. 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 Hindmarsh Island 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.
Hindmarsh Island is a smaller community of 1,846 — about 50% of the South Australia suburb median (3,699) — so investors should factor in the narrower buyer pool and longer average time-on-market. Hindmarsh Island's median household income of $58,396/year is 28% below the South Australia suburb median ($80,964) — this is an affordability play where returns lean on yield and patient capital growth rather than demographic premium. Median weekly rent of $330 equates to $1,430/month — about 105% of the median mortgage repayment of $1,365/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. Hindmarsh Island is 70 km from Adelaide, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand. Only 51% of dwellings are separate houses (vs 73% state median), so this is a unit-heavy market where body-corporate decisions and strata supply meaningfully shape investor returns.
How Hindmarsh Island stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Hindmarsh Island sits above the state median; negative means below.
| Metric | Hindmarsh Island | SA median | Δ vs state |
|---|---|---|---|
| Population | 1,846 | 3,699 | -50% |
| Median household income | $58,396/yr | $80,964/yr | -28% |
| Median rent (weekly) | $330 | $320 | +3% |
| Median mortgage (monthly) | $1,365 | $1,616 | -16% |
| Distance to CBD | 70 km | 13 km | +438% |
| Separate houses | 51% | 73% | -22pp |
Pre-inspection briefing for Hindmarsh Island — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 1,846 means liquidity is thin and capital growth tends to lag the wider South Australia market over full cycles.
Strong rental coverage: $330/week (~$1,430/month) covers 105% of the $1,365/month median mortgage repayment, so the shortfall sits at just $0/month. Investors targeting positive cash flow should shortlist this suburb.
Only 51% of dwellings are separate houses (vs 73% SA 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 Hindmarsh Island property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Hindmarsh Island are modest for 2026 — incomes 28% below the SA median of $80,964 and a population of 1,846 suggest gains will lag headline metro markets. Rental coverage runs at ~105% of the typical mortgage ($1,430/month rent vs $1,365/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 26/100 places Hindmarsh Island in the lower tier of Australian suburbs we profile, and overall investor sentiment is cautious heading into the second half of 2026.
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Hindmarsh Island scores 26/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 1,846, median household income of $58,396/year and median weekly rent of $330. 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 Hindmarsh Island are a median household income of $58,396/year, a dwelling mix that is 51% 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.
Hindmarsh Island has a usual resident population of approximately 1,846, compared with a South Australia suburb median of 3,699 — 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.
Hindmarsh Island sits 70 km straight-line from the Adelaide CBD. This is a regional market where CBD distance is only indicative — local industry diversity and commute alternatives matter more.
The most recent census recorded a median weekly rent of $330 in Hindmarsh Island, equating to approximately $17,160/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 Hindmarsh Island is $1,365, or approximately $16,380/year (vs $1,616/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 $330 works out to $1,430/month, covering 105% of the median mortgage repayment of $1,365/month. That means rent exceeds the median repayment by roughly $65/month, so on these numbers Hindmarsh Island 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 (1,846 residents), interest-rate sensitivity on the $1,365 median mortgage, below-median household incomes ($58,396 vs $80,964 state median), the broader South Australia 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.