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ABS 2021 Census · Updated 21 May 2026
Back Valley is a regional centre in South Australia, Australia, with a population of approximately 176, making it a boutique locality. Located approximately 69 km from the Adelaide CBD, Back Valley is a regional area in South Australia. The median household income is $62,504 per year.
Back Valley's income profile suggests a value-oriented market with competitive purchase prices. As a regional location, growth prospects depend on local economic conditions and infrastructure investment.
Official Australia Post postcode for Back Valley. 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 Back Valley 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.
Back Valley is a smaller community of 176 — about 5% of the South Australia suburb median (3,699) — so investors should factor in the narrower buyer pool and longer average time-on-market. Back Valley's median household income of $62,504/year is 23% 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. Rent of $310/week (82% coverage of the $1,638/month median mortgage) leaves a gap of roughly $295/month that a typical investor bridges with negative gearing, depreciation and capital growth. Back Valley is 69 km from Adelaide, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
How Back Valley stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Back Valley sits above the state median; negative means below.
| Metric | Back Valley | SA median | Δ vs state |
|---|---|---|---|
| Population | 176 | 3,699 | -95% |
| Median household income | $62,504/yr | $80,964/yr | -23% |
| Median rent (weekly) | $310 | $320 | -3% |
| Median mortgage (monthly) | $1,638 | $1,616 | +1% |
| Distance to CBD | 69 km | 13 km | +431% |
| Separate houses | 72% | 73% | -1pp |
Pre-inspection briefing for Back Valley — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 176 means liquidity is thin and capital growth tends to lag the wider South Australia market over full cycles.
Moderate rental coverage: rent of $310/week covers 82% of a $1,638/month mortgage, leaving a $295/month gap that an investor bridges with equity, depreciation and tax benefits.
With 72% houses in a 176-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 Back Valley property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Back Valley are modest for 2026 — incomes 23% below the SA median of $80,964 and a population of 176 suggest gains will lag headline metro markets. Rental coverage runs at ~82% of the typical mortgage ($1,343/month rent vs $1,638/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 27/100 places Back Valley 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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Back Valley scores 27/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 176, median household income of $62,504/year and median weekly rent of $310. 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 Back Valley are a median household income of $62,504/year, a dwelling mix that is 72% 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.
Back Valley has a usual resident population of approximately 176, 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.
Back Valley sits 69 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 $310 in Back Valley, equating to approximately $16,120/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 Back Valley is $1,638, or approximately $19,656/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 $310 works out to $1,343/month, covering 82% of the median mortgage repayment of $1,638/month. That leaves a $295/month shortfall (around $3,540/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 (176 residents), interest-rate sensitivity on the $1,638 median mortgage, below-median household incomes ($62,504 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.