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ABS 2021 Census · Updated 21 May 2026
Mullumbimby Creek is a coastal suburb in New South Wales, Australia, with a population of approximately 512, making it a boutique locality. Located approximately 628 km from the Sydney CBD, Mullumbimby Creek is a coastal area in New South Wales. The median household income is $77,376 per year.
Household incomes in Mullumbimby Creek sit in a comfortable mid-range for the New South Wales market. Coastal lifestyle appeal adds a premium that supports long-term demand.
Official Australia Post postcode for Mullumbimby Creek. 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 Mullumbimby Creek 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.
Mullumbimby Creek is a smaller community of 512 — about 10% of the New South Wales suburb median (5,325) — so investors should factor in the narrower buyer pool and longer average time-on-market. Mullumbimby Creek's median household income of $77,376/year is 21% below the New South Wales suburb median ($97,552) — this is an affordability play where returns lean on yield and patient capital growth rather than demographic premium. Rent of $440/week (88% coverage of the $2,167/month median mortgage) leaves a gap of roughly $260/month that a typical investor bridges with negative gearing, depreciation and capital growth. Mullumbimby Creek is 628 km from Sydney, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
How Mullumbimby Creek stacks up against the median of all New South Wales suburbs in our dataset. Positive values mean Mullumbimby Creek sits above the state median; negative means below.
| Metric | Mullumbimby Creek | NSW median | Δ vs state |
|---|---|---|---|
| Population | 512 | 5,325 | -90% |
| Median household income | $77,376/yr | $97,552/yr | -21% |
| Median rent (weekly) | $440 | $430 | +2% |
| Median mortgage (monthly) | $2,167 | $2,167 | 0% |
| Distance to CBD | 628 km | 45 km | +1296% |
| Separate houses | 88% | 76% | +12pp |
Pre-inspection briefing for Mullumbimby Creek — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 512 means liquidity is thin and capital growth tends to lag the wider New South Wales market over full cycles.
Strong rental coverage: $440/week (~$1,907/month) covers 88% of the $2,167/month median mortgage repayment, so the shortfall sits at just $260/month. Investors targeting positive cash flow should shortlist this suburb.
With 88% houses in a 512-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 Mullumbimby Creek property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Mullumbimby Creek are modest for 2026 — incomes 21% below the NSW median of $97,552 and a population of 512 suggest gains will lag headline metro markets. Rental coverage runs at ~88% of the typical mortgage ($1,907/month rent vs $2,167/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 40/100 places Mullumbimby Creek 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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Mullumbimby Creek scores 40/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 512, median household income of $77,376/year and median weekly rent of $440. 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 Mullumbimby Creek are a median household income of $77,376/year, a dwelling mix that is 88% 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.
Mullumbimby Creek has a usual resident population of approximately 512, 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.
Mullumbimby Creek sits 628 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.
The most recent census recorded a median weekly rent of $440 in Mullumbimby Creek, equating to approximately $22,880/year in gross rental income (state median $430/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 Mullumbimby Creek is $2,167, or approximately $26,004/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.
A median weekly rent of $440 works out to $1,907/month, covering 88% of the median mortgage repayment of $2,167/month. That leaves a $260/month shortfall (around $3,120/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 (512 residents), interest-rate sensitivity on the $2,167 median mortgage, below-median household incomes ($77,376 vs $97,552 state median), 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.