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ABS 2021 Census · Updated 21 May 2026
Mount Mulligan is a coastal suburb in Queensland, Australia, with a population of approximately 4, making it a boutique locality. Located approximately 1454 km from the Brisbane CBD, Mount Mulligan is a coastal area in Queensland. The median household income is $78,000 per year.
Household incomes in Mount Mulligan sit in a comfortable mid-range for the Queensland market. Seaside positioning attracts both owner-occupiers and holiday rental demand.
Official Australia Post postcode for Mount Mulligan. 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 Mount Mulligan 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.
Mount Mulligan is a smaller community of 4 — about 0% of the Queensland suburb median (5,474) — so investors should factor in the narrower buyer pool and longer average time-on-market. Household income of $78,000/year is 14% below the Queensland median of $90,298, typically translating into lower entry prices and a tenant base more sensitive to rent increases. Mount Mulligan is 1454 km from Brisbane, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
How Mount Mulligan stacks up against the median of all Queensland suburbs in our dataset. Positive values mean Mount Mulligan sits above the state median; negative means below.
| Metric | Mount Mulligan | QLD median | Δ vs state |
|---|---|---|---|
| Population | 4 | 5,474 | -100% |
| Median household income | $78,000/yr | $90,298/yr | -14% |
| Distance to CBD | 1454 km | 62 km | +2245% |
Pre-inspection briefing for Mount Mulligan — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 4 means liquidity is thin and capital growth tends to lag the wider Queensland market over full cycles.
Median rental data was not captured for Mount Mulligan. Use current realestate.com.au and Domain listings to triangulate a realistic weekly rent before committing, then feed that number into our rental yield calculator.
With a population of 4, the resale market in Mount Mulligan may not reliably reward cosmetic renovations — a longer hold is typically a better strategy at this scale, letting land-value appreciation do the work instead.
Run the numbers on a Mount Mulligan property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Mount Mulligan are modest for 2026 — incomes 14% below the QLD median of $90,298 and a population of 4 suggest gains will lag headline metro markets. Rental fundamentals will need to be verified against live listings, as a clean median rent was not recorded for Mount Mulligan. The EquitySight investment score of 44/100 places Mount Mulligan in the mid tier of Australian suburbs we profile, and overall investor sentiment is cautious heading into the second half of 2026.
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Mount Mulligan scores 44/100 on our EquitySight investment framework — a moderate rating. That score is driven by a population of 4, median household income of $78,000/year. 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 Mount Mulligan are a median household income of $78,000/year, 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.
Mount Mulligan has a usual resident population of approximately 4, compared with a Queensland suburb median of 5,474 — 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.
Mount Mulligan sits 1454 km straight-line from the Brisbane CBD. This is a regional market where CBD distance is only indicative — local industry diversity and commute alternatives matter more.
A reliable median rent was not captured for Mount Mulligan. Benchmark expected weekly rent on realestate.com.au and Domain, or the state rental tribunal's rent dashboard. Most Australian investors target a 4–5% gross yield as a baseline.
A reliable median mortgage figure was not captured for Mount Mulligan. Use our loan serviceability calculator to estimate a realistic monthly repayment for your target purchase price and deposit.
Census data was not complete enough in Mount Mulligan to compute a clean rent-to-mortgage coverage. Use current listings to benchmark weekly rent, then plug your expected purchase price into our rental yield calculator to see whether the investment runs cash-flow positive or negative.
The main risks are a thin buyer pool (4 residents), interest-rate sensitivity, the broader Queensland 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.