Suburb overview
Hallett Cove is a regional centre in South Australia, Australia, with a population of approximately 12,512, making it a smaller community. Located approximately 18 km from the Adelaide CBD, Hallett Cove is a regional area in South Australia. The median household income is $97,292 per year.
Location
Key indicators
Postcode
5158
Postcode for Hallett Cove, from a community postcode dataset cross-checked against Australia Post. A postcode may cover multiple suburbs.
Australia Post Postcode Finder →
Population
12,512
Usual resident population at the most recent census.
Median weekly rent
$650/wk
Median weekly rent — as at Jan–Mar 2026, Consumer & Business Services (SA) (CC BY 4.0).
Distance to CBD
18 km
Straight-line distance from the suburb centroid to the nearest capital city CBD. Actual driving distance will be longer.
Sale prices & yield
Median house price
$985,000
Median house sale price — as at Q1 2026, Valuer-General (SA) (CC BY 4.0). Figure covers suburb (metro Adelaide).
Indicative gross yield
3.4%
Estimated as current median rent × 52 ÷ current median house price. A guide only — not a guaranteed return; excludes costs, vacancy and buying expenses.
Housing
Median monthly mortgage
$1,700/mo
Monthly median mortgage repayment for households currently paying off a mortgage.
Home type
91% houses
Proportion of separate houses versus units, townhouses, and other home types. Useful for investors assessing rental demand mix.
Why people like living in Hallett Cove
- Middle-ring location about 18 km from Adelaide — balance of commute and affordability.
- Predominantly separate houses (91%) — suburban lifestyle with more land.
- Country-town feel with lower density and slower pace of life.
Who Hallett Cove suits
Pros and cons
Pros
- Rent sits within an affordable share of local incomes, supporting tenant demand.
- Lower purchase prices and more land for the money.
- Established infrastructure and existing community base.
Cons
- Traffic can build during peak hours, especially on arterial roads.
- Prices may rise further as demand continues.
Investment insight
With 12,512 residents, Hallett Cove is one of South Australia's more populous suburbs — roughly 3.4× the state median of 3,699 — giving it a deep buyer and tenant pool that typically supports higher transaction volumes and shorter average days on market. Median household income of $97,292/year runs 20% above the South Australia suburb median of $80,964, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Median rent of $650/week (as at Jan–Mar 2026, Consumer & Business Services (SA)) equates to roughly $2,817/month — about 166% of the $1,700/month median mortgage repayment recorded at the 2021 Census. On those figures rental income covers most or all of the recorded repayment, but repayments on new loans have risen with interest rates since 2021, so re-run the coverage at today's rates before treating this as a cash-flow suburb. 18 km from Adelaide places Hallett Cove in the middle commuter belt, close enough for daily trips by car or rail but at a materially lower price point than inner suburbs. Separate houses make up 91% of dwellings — 18 percentage points above the South Australia median of 73% — pointing to a family-oriented, land-rich market where value is concentrated in the underlying block.
Investment tip
This suburb suits yield-focused investors who are comfortable with lower liquidity. Employment concentration and local population trends matter more here than in metro markets. At the 2021 Census, local rents consumed roughly 20% of household income — a dated but useful sanity check on tenant affordability.
Hallett Cove vs South Australia median
How Hallett Cove stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Hallett Cove sits above the state median; negative means below.
| Metric | Hallett Cove | SA median | Δ vs state |
|---|---|---|---|
| Population | 12,512 | 3,699 | +238% |
| Median household income | $97,292/yr | $80,964/yr | +20% |
| Median rent (weekly, 2021 Census) | $380 | $320 | +19% |
| Median mortgage (monthly, 2021 Census) | $1,700 | $1,616 | +5% |
| Distance to CBD | 18 km | 13 km | +38% |
| Separate houses | 91% | 73% | +18pp |
Investor checklist
Pre-inspection briefing for Hallett Cove — every item is derived from public datasets, with full citations in our data sources page.
- Market depth: 12,512 residents — 338% of the SA suburb median (3,699).
- Purchasing power: median household income $97,292/year (+20% vs South Australia suburb median of $80,964).
- Cash-flow coverage (2021 Census): $380/week rent (≈ $1,647/month) covered ~97% of the $1,700/month median mortgage at the 2021 Census — verify against current rents and rates.
- CBD access: 18 km straight-line from Adelaide (state suburb median 13 km).
- Dwelling mix: 91% separate houses — house-dominant market (vs 73% state median).
- Rate stress-test: budget ~$170/month extra for a 1-percentage-point RBA rate rise on top of the $1,700/month median repayment.
- Tenant rent burden: 20% of the median household income is spent on rent — comfortably affordable.
Investment strategy
Strong buy-and-hold fundamentals: household incomes run 20% above the South Australia suburb median ($97,292 vs $80,964), and the 18 km CBD distance keeps this suburb in the primary demand zone. In South Australia, suburbs with this profile have historically clustered in the upper tercile of 10-year capital growth.
Strong rental coverage at the 2021 Census: $380/week (~$1,647/month) covered 97% of the $1,700/month median mortgage, a shortfall of just $53/month. Both rents and repayments have moved since 2021 — verify current figures, though this suburb has historically leaned cash-flow-friendly.
A dwelling mix skewed to houses (91% vs 73% SA median) combined with a population of 12,512 creates a deeper market for value-add renovations — older stock, separate titles and stronger buyer competition are the usual pattern here.
Risk factors
- Interest-rate sensitivity: the $1,700/month median mortgage in Hallett Cove means a 1-percentage-point RBA rate rise could add roughly $170/month to repayments, reducing buyer borrowing capacity and cooling prices.
- House-dominant stock: 91% of dwellings are separate houses, so value is concentrated in land — weather events, insurance repricing and land-tax changes hit investors here more directly than in a unit-heavy suburb.
- Regulatory risk: changes to Australian tax settings (negative gearing, CGT discount, foreign-buyer surcharges, land-tax thresholds) could reshape after-tax returns in Hallett Cove regardless of local market conditions.
- Market cycle risk: property markets are cyclical, so stress-test your projections in Hallett Cove with a 10–15% price pullback scenario before committing capital — returns to date are not a guarantee of future performance.
Run the numbers on a Hallett Cove property
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Start your journey near Hallett Cove →2026 outlook
Hallett Cove enters 2026 with a demographic tailwind — household incomes 20% above the South Australia suburb median of $80,964 and a population of 12,512 give it the depth and purchasing power to outperform the wider SA market over the next 12–18 months. At the 2021 Census, rental coverage ran at ~97% of the typical mortgage ($1,647/month rent vs $1,700/month repayment), keeping cash flow in positive or near-neutral territory. Verify against current rents and rates. Overall investor sentiment for Hallett Cove is balanced heading into the second half of 2026, based on its income, rent and mortgage profile relative to the South Australia median.
Frequently asked questions
Is Hallett Cove a good suburb for investment?
Whether Hallett Cove suits you depends on your strategy, but the fundamentals are concrete: a population of 12,512, a median household income of $97,292/year and median weekly rent of $380. Weigh those against your goal — cash flow, capital growth, or a value-add renovation — each of which we break down with suburb-specific ABS numbers elsewhere on this page.
What drives property demand in Hallett Cove?
The main demand drivers in Hallett Cove are proximity to Adelaide (18 km), an above-state-median household income of $97,292/year, a dwelling mix that is 91% separate houses. Together these shape both owner-occupier and tenant demand.
What is the population of Hallett Cove?
Hallett Cove has a usual resident population of approximately 12,512, compared with a South Australia suburb median of 3,699 — placing it in the upper 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.
How far is Hallett Cove from the Adelaide CBD?
Hallett Cove sits 18 km straight-line from the Adelaide CBD. This is comfortable commuter territory, with reasonable rail and road access to the city.
What is the median rent in Hallett Cove?
The median weekly rent in Hallett Cove is $650 (as at Jan–Mar 2026, Consumer & Business Services (SA)), equating to approximately $33,800/year in gross rental income. Confirm against current listings on realestate.com.au and Domain before making an offer.
What is the typical mortgage repayment in Hallett Cove?
The median monthly mortgage repayment in Hallett Cove is $1,700, or approximately $20,400/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.
Is Hallett Cove cash-flow positive for investors?
A median weekly rent of $380 works out to $1,647/month, covering 97% of the median mortgage repayment of $1,700/month. That leaves a $53/month shortfall (around $636/year before tax benefits), so a typical owner-occupier-priced property here is negatively geared. Actual cash flow depends on your deposit, loan terms, ownership costs and marginal tax rate — run the full numbers in our rental yield calculator.
What are the main risks of investing in Hallett Cove?
The main risks are interest-rate sensitivity on the $1,700 median mortgage, 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.
How we built this Hallett Cove profile
The population figure on this page comes from the ABS 2021 Census. The postcode comes from a community postcode dataset cross-checked against Australia Post. The dwelling mix is from the ABS 2021 Census. The median household income is the ABS 2021 Census median weekly household income, annualised. Distance to the CBD is calculated from the suburb's ABS centroid. The Census median rent and mortgage figures are 2021 figures and are labelled as such wherever they appear — they are five years old and have moved substantially since. The current median weekly rent in Key indicators is a genuine recent figure from Consumer & Business Services (SA) (Jan–Mar 2026), published under a Creative Commons licence and dated on the page. The median sale price shown comes from Valuer-General (SA) (Q1 2026), published under a Creative Commons licence and dated on the page. We do not publish an investment score or school/park counts for this suburb. See our methodology and data sources for exactly what's measured and what's estimated.