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ABS 2021 Census · Updated 21 May 2026
Gawler South is an outer-metropolitan suburb of Adelaide, Australia, with a population of approximately 2,618, making it a boutique locality. Located approximately 38 km from the Adelaide CBD, Gawler South is a outer metro area in South Australia. The median household income is $64,376 per year.
Household earnings in Gawler South are below the state average, which may affect long-term capital growth. The outer location offers affordability but may see slower price appreciation.
Official Australia Post postcode for Gawler South. 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 Gawler South 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.
Gawler South is a smaller community of 2,618 — about 71% of the South Australia suburb median (3,699) — so investors should factor in the narrower buyer pool and longer average time-on-market. Household income of $64,376/year is 20% below the South Australia median of $80,964, typically translating into lower entry prices and a tenant base more sensitive to rent increases. Rent of $260/week (87% coverage of the $1,300/month median mortgage) leaves a gap of roughly $173/month that a typical investor bridges with negative gearing, depreciation and capital growth. At 38 km from Adelaide, Gawler South is an outer-metro location where buyers are typically trading commute time for floor space and a lower entry price.
This suburb suits long-term investors due to steady population growth and affordable entry prices. Look for established streets close to schools and shops rather than raw new-estate land. Local rents consume roughly 21% of household income — a useful sanity check on tenant affordability.
How Gawler South stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Gawler South sits above the state median; negative means below.
| Metric | Gawler South | SA median | Δ vs state |
|---|---|---|---|
| Population | 2,618 | 3,699 | -29% |
| Median household income | $64,376/yr | $80,964/yr | -20% |
| Median rent (weekly) | $260 | $320 | -19% |
| Median mortgage (monthly) | $1,300 | $1,616 | -20% |
| Distance to CBD | 38 km | 13 km | +192% |
| Separate houses | 68% | 73% | -5pp |
Pre-inspection briefing for Gawler South — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 2,618 means liquidity is thin and capital growth tends to lag the wider South Australia market over full cycles.
Strong rental coverage: $260/week (~$1,127/month) covers 87% of the $1,300/month median mortgage repayment, so the shortfall sits at just $173/month. Investors targeting positive cash flow should shortlist this suburb.
With 68% houses in a 2,618-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 Gawler South property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Gawler South are modest for 2026 — incomes 20% below the SA median of $80,964 and a population of 2,618 suggest gains will lag headline metro markets. Rental coverage runs at ~87% of the typical mortgage ($1,127/month rent vs $1,300/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 38/100 places Gawler South 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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Gawler South scores 38/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 2,618, median household income of $64,376/year and median weekly rent of $260. 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 Gawler South are a median household income of $64,376/year, a dwelling mix that is 68% 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.
Gawler South has a usual resident population of approximately 2,618, 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.
Gawler South sits 38 km straight-line from the Adelaide CBD. This is an outer-metro location; local employment and infrastructure announcements tend to move prices more than CBD connectivity alone.
The most recent census recorded a median weekly rent of $260 in Gawler South, equating to approximately $13,520/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 Gawler South is $1,300, or approximately $15,600/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 $260 works out to $1,127/month, covering 87% of the median mortgage repayment of $1,300/month. That leaves a $173/month shortfall (around $2,076/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.
The main risks are a thin buyer pool (2,618 residents), interest-rate sensitivity on the $1,300 median mortgage, below-median household incomes ($64,376 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.