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ABS 2021 Census · Updated 21 May 2026
Trinity Park is a coastal suburb in Queensland, Australia, with a population of approximately 3,536, making it a boutique locality. Located approximately 1404 km from the Brisbane CBD, Trinity Park is a coastal area in Queensland. The median household income is $104,416 per year.
Above-average earnings in Trinity Park support sustained property values. Coastal lifestyle appeal adds a premium that supports long-term demand.
Official Australia Post postcode for Trinity Park. 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 Trinity Park 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.
Trinity Park is a smaller community of 3,536 — about 65% of the Queensland suburb median (5,474) — so investors should factor in the narrower buyer pool and longer average time-on-market. Median household income of $104,416/year runs 16% above the Queensland suburb median of $90,298, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Median weekly rent of $465 equates to $2,015/month — about 116% of the median mortgage repayment of $1,733/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. Trinity Park is 1404 km from Brisbane, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
Coastal markets benefit from lifestyle appeal but require a buffer for higher insurance and occasional weather-driven vacancies. Local rents consume roughly 23% of household income — a useful sanity check on tenant affordability.
How Trinity Park stacks up against the median of all Queensland suburbs in our dataset. Positive values mean Trinity Park sits above the state median; negative means below.
| Metric | Trinity Park | QLD median | Δ vs state |
|---|---|---|---|
| Population | 3,536 | 5,474 | -35% |
| Median household income | $104,416/yr | $90,298/yr | +16% |
| Median rent (weekly) | $465 | $385 | +21% |
| Median mortgage (monthly) | $1,733 | $1,733 | 0% |
| Distance to CBD | 1404 km | 62 km | +2165% |
| Separate houses | 88% | 77% | +11pp |
Pre-inspection briefing for Trinity Park — every item is derived from public datasets, with full citations in our data sources page.
Moderate buy-and-hold potential: Trinity Park's 3,536-person market and $104,416 median household income work for investors who are selective on street location and property quality rather than counting on a suburb-wide rerating.
Strong rental coverage: $465/week (~$2,015/month) covers 116% of the $1,733/month median mortgage repayment, so the shortfall sits at just $0/month. Investors targeting positive cash flow should shortlist this suburb.
With 88% houses in a 3,536-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 Trinity Park property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Trinity Park are modest for 2026 — incomes 16% above the QLD median of $90,298 and a population of 3,536 suggest gains will lag headline metro markets. Rental coverage runs at ~116% of the typical mortgage ($2,015/month rent vs $1,733/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 66/100 places Trinity Park in the upper-middle tier of Australian suburbs we profile, and overall investor sentiment is balanced heading into the second half of 2026.
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Trinity Park scores 66/100 on our EquitySight investment framework — a good rating. That score is driven by a population of 3,536, median household income of $104,416/year and median weekly rent of $465. 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 Trinity Park are an above-state-median household income of $104,416/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.
Trinity Park has a usual resident population of approximately 3,536, 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.
Trinity Park sits 1404 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.
The most recent census recorded a median weekly rent of $465 in Trinity Park, equating to approximately $24,180/year in gross rental income (state median $385/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 Trinity Park is $1,733, or approximately $20,796/year (vs $1,733/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 $465 works out to $2,015/month, covering 116% of the median mortgage repayment of $1,733/month. That means rent exceeds the median repayment by roughly $282/month, so on these numbers Trinity Park leans cash-flow-positive before accounting for strata, council rates, insurance and maintenance. 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 (3,536 residents), interest-rate sensitivity on the $1,733 median mortgage, 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.