Trinity Beach

Trinity Beach lies within the top 10% of areas nationally in terms of population growth performance according to AreaSearch analysis of short and medium-term trends

As per ABS population updates and AreaSearch validation for the broader area, the estimated population of Trinity Beach as of Feb 2026 is around 8,444. This figure reflects a growth of 1,850 people (28.1%) since the 2021 Census which reported a population of 6,594. The change is inferred from AreaSearch's estimated resident population of 7,804 in Jun 2024 and an additional 244 validated new addresses since the Census date. This results in a population density ratio of 1,412 persons per square kilometer, exceeding national averages assessed by AreaSearch. Trinity Beach's growth rate of 28.1% since the 2021 census outpaces the SA4 region (8.5%) and Rest of Qld, positioning it as a growth leader in the region. Interstate migration contributed approximately 60.0% of overall population gains during recent periods, with all drivers including overseas migration and natural growth being positive factors.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area released in 2024 using 2022 as the base year, and Queensland State Government's SA2 area projections released in 2023 based on 2021 data for years post-2032. For age category splits where state projections lack data, AreaSearch applies proportional growth weightings aligned with ABS Greater Capital Region projections released in 2023 using 2022 data. Looking ahead, significant population increase is forecast for the top quartile of national non-metropolitan areas, with Trinity Beach expected to increase by 2,733 persons to 2041 based on aggregated SA2-level projections, reflecting a gain of 23.2% in total over the 17 years.

AreaSearch assessment of residential development activity positions Trinity Beach among the top 25% of areas assessed nationwide

Trinity Beach has recorded approximately 84 residential properties granted approval annually over the past five financial years, totalling an estimated 423 homes. As of FY-26, 10 approvals have been recorded. On average, 3.2 new residents arrive per dwelling constructed each year between FY-21 and FY-25, indicating demand significantly exceeds supply. New homes are being built at an average expected construction cost value of $433,000.

In FY-26, $19.8 million in commercial development approvals have been recorded, suggesting balanced commercial development activity. Trinity Beach shows 76.0% higher construction activity per person relative to the Rest of Qld, offering buyers greater choice. Recent construction comprises 97.0% standalone homes and 3.0% townhouses or apartments, preserving the area's suburban nature with an emphasis on detached housing attracting space-seeking buyers. With around 193 people per dwelling approval, Trinity Beach shows characteristics of a growth area. Looking ahead, Trinity Beach is expected to grow by 1,962 residents through to 2041, and at current development rates, new housing supply should comfortably meet demand, providing good conditions for buyers and potentially supporting growth beyond current population projections.

Looking ahead, Trinity Beach is expected to grow by 1,962 residents through to 2041 (from the latest AreaSearch quarterly estimate). At current development rates, new housing supply should comfortably meet demand, providing good conditions for buyers and potentially supporting growth beyond current population projections.

Trinity Beach has very high levels of nearby infrastructure activity, ranking in the top 20% nationally

Changes in local infrastructure significantly affect an area's performance. AreaSearch has identified 15 projects that could impact this region. Notable ones include Woolworths Trinity Beach Shopping Centre, Half Moon Bay Estate, and The Palms Collection Masterplan. The following details the most relevant projects.

Professional plan users can use the search below to filter and access additional projects.

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Trinity Beach ranks among the top 25% of areas assessed nationally for overall employment performance

Trinity Beach has a skilled workforce with well-represented essential services sectors. Its unemployment rate is 2.2%, as per AreaSearch's aggregation of statistical area data. As of September 2025, 4309 residents are employed, with an unemployment rate of 1.8% below Rest of Qld's rate of 4.1%.

Workforce participation stands at 68.1%, slightly higher than Rest of Qld's 65.7%. According to Census responses, 18.6% of residents work from home. Leading employment industries are health care & social assistance, education & training, and accommodation & food, while agriculture, forestry & fishing has lower representation at 0.8% compared to the regional average of 4.5%.

The area offers limited local employment opportunities, indicated by the count of Census working population versus resident population. Between September 2024 and September 2025, Trinity Beach's labour force decreased by 1.3%, and employment declined by 1.9%, leading to a 0.6 percentage point rise in unemployment. In contrast, Rest of Qld saw employment growth of 1.7% and labour force growth of 2.1%. Jobs and Skills Australia's national employment forecasts from May-25 project total employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Trinity Beach's employment mix suggests local employment should increase by 6.7% over five years and 13.9% over ten years, though this is a simple weighting extrapolation for illustrative purposes and does not account for localised population projections.

The area's income profile falls below national averages based on AreaSearch analysis

The median taxpayer income in Trinity Beach is $54,162, with an average of $65,694, according to the latest postcode level ATO data aggregated by AreaSearch for the financial year 2023. This is slightly lower than the national average, compared to Rest of Qld's median income of $53,146 and average income of $66,593. Based on Wage Price Index growth of 9.91% since financial year 2023, estimated incomes as of September 2025 would be approximately $59,529 (median) and $72,204 (average). According to Census 2021 income data, personal income ranks at the 62nd percentile ($871 weekly), while household income sits at the 46th percentile. The majority of residents fall into the $1,500 - 2,999 income bracket, with 34.6% (2,921 people) in this category, similar to the surrounding region where it represents 31.7%. Housing affordability pressures are severe, with only 83.2% of income remaining after housing costs, ranking at the 46th percentile. The area's SEIFA income ranking places it in the 5th decile.

Trinity Beach displays a diverse mix of dwelling types, with ownership patterns similar to the broader region

Trinity Beach's dwellings, as per the most recent Census, consisted of 69.0% houses and 31.0% other dwellings (semi-detached, apartments, 'other' dwellings). This compares to Non-Metro Qld's 76.4% houses and 23.6% other dwellings. Home ownership in Trinity Beach was at 27.3%, with mortgaged dwellings at 41.0% and rented ones at 31.8%. The median monthly mortgage repayment was $1,712, higher than Non-Metro Qld's average of $1,655. Median weekly rent in Trinity Beach was $380, compared to Non-Metro Qld's $345. Nationally, Trinity Beach's mortgage repayments were lower than the Australian average of $1,863, while rents exceeded the national figure of $375.

Trinity Beach features high concentrations of group households, with a lower-than-average median household size

Family households constitute 70.7% of all households, including 26.2% couples with children, 32.1% couples without children, and 11.4% single parent families. Non-family households make up the remaining 29.3%, with lone person households at 25.0% and group households comprising 4.6% of the total. The median household size is 2.4 people, which is smaller than the Rest of Qld average of 2.5.

Trinity Beach performs slightly above the national average for education, showing competitive qualification levels and steady academic outcomes

The area's university qualification rate is 27.1%, higher than the Rest of Qld average of 20.6% and the SA4 region's 21.1%. Bachelor degrees are most common at 18.1%, followed by postgraduate qualifications (5.8%) and graduate diplomas (3.2%). Vocational credentials are held by 41.6% of residents aged 15+, with advanced diplomas at 13.8% and certificates at 27.8%.

Educational participation is high, with 30.5% currently enrolled in formal education: primary (10.8%), secondary (8.1%), and tertiary (5.2%).

Transport servicing is low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

Trinity Beach has 24 operational public transport stops, all serving buses. These stops are covered by three different routes, offering a total of 559 weekly passenger trips. Transport access is deemed good, with residents on average located 244 meters from the nearest stop. As predominantly residential, most commuters travel outwards; cars remain the primary mode at 90%. On average, there are 1.3 vehicles per dwelling, below the regional norm. According to the 2021 Census, 18.6% of residents work from home, which may be influenced by COVID-19 conditions.

Across all routes, service frequency averages 79 trips per day, equating to approximately 23 weekly trips per stop.

The level of general health in Trinity Beach is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions

Trinity Beach shows superior health outcomes according to AreaSearch's evaluation of mortality rates and chronic condition prevalence.

Both young and elderly cohorts exhibit low incidence of common health conditions. Private health cover stands at approximately 53% of the total population (~4,494 people), slightly above the average SA2 area rate. Mental health issues affect 8.0%, while arthritis impacts 7.9% of residents. 72.0% claim to be completely free of medical ailments compared to Rest of Qld's 67.6%. Under-65s demonstrate better-than-average health outcomes. The area has 18.2% of residents aged 65 and over (1,536 people), lower than Rest of Qld's 20.4%. Seniors' health outcomes are notably strong, ranking higher nationally than the general population.

The level of cultural diversity witnessed in Trinity Beach was found to be slightly above average when compared nationally for a number of language and cultural background related metrics

Trinity Beach, surveyed in 2016, had above average cultural diversity with 11.2% speaking a language other than English at home and 29.0% born overseas. Christianity was the dominant religion, comprising 42.5%. Judaism, though small at 0.3%, was overrepresented compared to Rest of Qld's 0.1%.

Top ancestry groups were English (30.4%), Australian (22.9%), and Other (9.6%). Notable ethnic group divergences included Welsh at 0.8% vs regional 0.5%, Hungarian at 0.4% vs 0.2%, and New Zealand at 1.1% vs 0.9%.

Trinity Beach's median age exceeds the national pattern

The median age in Trinity Beach is 42 years, close to the Rest of Queensland's average of 41 and higher than Australia's median age of 38. Compared to the Rest of Queensland average, the 55-64 cohort is notably over-represented at 14.2% locally, while the 15-24 year-olds are under-represented at 9.9%. Between the 2021 Census and now, the 25 to 34 age group has grown from 12.0% to 13.2% of the population. Conversely, the 45 to 54 cohort has declined from 15.2% to 13.3%, and the 5 to 14 age group has dropped from 13.4% to 12.0%. Population forecasts for Trinity Beach indicate substantial demographic changes by 2041. The 25 to 34 age cohort is projected to expand notably, increasing by 392 people (35%) from 1,114 to 1,507. The 15 to 24 group displays more modest growth at 1%, adding only 12 residents.