Trinity Beach - Smithfield

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

Trinity Beach - Smithfield's population was around 20,778 as of November 2025, according to AreaSearch's analysis. This figure reflects a growth of 3,987 people since the 2021 Census, which reported a population of 16,791. The increase is inferred from ABS' estimated resident population of 19,422 in June 2024 and an additional 653 validated new addresses since the Census date. This results in a population density ratio of 942 persons per square kilometer. Trinity Beach - Smithfield's growth rate of 23.7% since the 2021 census exceeded the SA4 region (8.3%) and the Rest of Qld, indicating it as a growth leader in the region. Interstate migration contributed approximately 59.8% of overall population gains during recent periods.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area, released in 2024 with 2022 as the base year. For areas not covered by this data and years post-2032, Queensland State Government's SA2 area projections are used, released in 2023 based on 2021 data. These state projections do not provide age category splits; hence proportional growth weightings aligned with ABS Greater Capital Region projections are applied for each age cohort. Considering projected demographic shifts, a significant population increase in the top quartile of non-metropolitan areas nationally is forecast, with Trinity Beach - Smithfield expected to increase by 6,439 persons to 2041 based on latest annual ERP population numbers, reflecting an overall increase of 24.5% over the 17 years.

The level of residential development activity in Trinity Beach - Smithfield was found to be higher than 90% of real estate markets across the country

Trinity Beach - Smithfield has averaged 192 new dwelling approvals annually over the past five financial years, totalling 962 homes. As of FY-26, 20 approvals have been recorded. Each year, an average of 3.5 new residents is associated with every home built between FY-21 and FY-25. This results in demand significantly exceeding supply, leading to price growth and increased buyer competition.

The average construction value of new properties is $257,000, reflecting more affordable housing options compared to regional norms. In the current financial year, $45.3 million in commercial approvals have been registered, indicating high levels of local commercial activity. Relative to the rest of Queensland, Trinity Beach - Smithfield has 57.0% more development activity per person, offering buyers ample choice despite recent moderation in development activity. This level is significantly above the national average, suggesting robust developer interest in the area. Recent construction comprises 97.0% standalone homes and 3.0% townhouses or apartments, maintaining the area's traditional low density character focused on family homes.

With around 217 people per dwelling approval, Trinity Beach - Smithfield exhibits a developing market. According to the latest AreaSearch quarterly estimate, the area is projected to add 5,083 residents by 2041. Current development appears well-matched to future needs, supporting steady market conditions without extreme price pressure.

Trinity Beach - Smithfield has very high levels of nearby infrastructure activity, ranking in the top 10% nationally

Changes to local infrastructure significantly influence an area's performance. AreaSearch identified 16 projects likely impacting the area. Key projects include Woolworths Trinity Beach Shopping Centre, Half Moon Bay Estate, and Bluewater Living. The following details projects likely most relevant.

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

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The labour market strength in Trinity Beach - Smithfield positions it well ahead of most Australian regions

Trinity Beach - Smithfield has an unemployment rate of 2.0% as of September 2025, with 10,946 residents employed. The unemployment rate is 2.1 percentage points lower than the Rest of Qld's rate of 4.1%. Workforce participation in Trinity Beach - Smithfield is 70.7%, compared to Rest of Qld's 65.7%.

According to Census responses, 16.4% of residents work from home. Employment is concentrated in health care & social assistance, accommodation & food, and retail trade sectors. Agriculture, forestry & fishing employs only 1.0% of local workers, below Rest of Qld's 4.5%.

The labour force decreased by 1.3% over a 12-month period ending in May-25, with employment declining by 1.8%, leading to an unemployment rate increase of 0.5 percentage points. National employment forecasts from Jobs and Skills Australia project a 6.6% growth over five years and 13.7% over ten years. Applying these projections to Trinity Beach - Smithfield's employment mix suggests local employment should increase by 6.7% over five years and 13.9% over ten years.

Income levels align closely with national averages, indicating typical economic conditions for Australian communities according to AreaSearch analysis

According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year 2023, Trinity Beach - Smithfield SA2 had a median income among taxpayers of $55,871. The average income stood at $67,596, which is approximately average nationally. This compares to levels of $53,146 and $66,593 across Rest of Qld respectively. Based on Wage Price Index growth of 9.91% since financial year 2023, current estimates would be approximately $61,408 (median) and $74,295 (average) as of September 2025. From the 2021 Census, household, family and personal incomes in Trinity Beach - Smithfield cluster around the 56th percentile nationally. The data shows that 36.5% of the population (7,583 individuals) fall within the $1,500 - $2,999 income range, mirroring the surrounding region where 31.7% occupy this bracket. High housing costs consume 17.0% of income. However, strong earnings still place disposable income at the 52nd percentile nationally. The area's SEIFA income ranking places it in the 6th decile.

Trinity Beach - Smithfield is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

Trinity Beach - Smithfield's dwelling structure, as per the latest Census, comprised 82.7% houses and 17.3% other dwellings. In comparison, Non-Metro Qld had 76.4% houses and 23.6% other dwellings. Home ownership in Trinity Beach - Smithfield was 25.4%, with the rest either mortgaged (42.0%) or rented (32.7%). The median monthly mortgage repayment was $1,733, above Non-Metro Qld's average of $1,655. Median weekly rent was $420, compared to Non-Metro Qld's $345. Nationally, Trinity Beach - Smithfield's mortgage repayments were lower than the Australian average of $1,863, while rents were substantially higher at $375.

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

Family households account for 74.4% of all households, including 30.7% couples with children, 30.4% couples without children, and 12.2% single parent families. Non-family households make up the remaining 25.6%, with lone person households at 20.9% and group households comprising 4.7%. The median household size is 2.6 people, larger than the Rest of Qld average of 2.5 people.

The educational profile of Trinity Beach - Smithfield exceeds national averages, with above-average qualification levels and academic performance metrics

The area's educational profile is notable regionally with university qualification rates at 25.7%, exceeding the Rest of Qld average of 20.6%. Bachelor degrees are most prevalent at 17.7%, followed by postgraduate qualifications (5.3%) and graduate diplomas (2.7%). Trade and technical skills are prominent, with 40.9% holding vocational credentials - advanced diplomas (12.9%) and certificates (28.0%).

Educational participation is high at 32.7%, including 10.8% in primary education, 8.4% in secondary education, and 7.2% pursuing tertiary education.

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

Trinity Beach - Smithfield has 52 active public transport stops, all of which are bus stops. These stops are served by 9 different routes that collectively facilitate 1,564 weekly passenger trips. The area's transport accessibility is deemed good, with residents typically residing 329 meters from the nearest stop. Primarily residential, most inhabitants commute outward, with cars being the dominant mode of transportation at 91%. On average, there are 1.5 vehicles per dwelling. According to the 2021 Census, 16.4% of residents work from home, which may be influenced by COVID-19 conditions.

The service frequency averages 223 trips daily across all routes, equating to approximately 30 weekly trips per individual stop.

Trinity Beach - Smithfield's residents boast exceedingly positive health performance metrics with younger cohorts in particular seeing very low prevalence of common health conditions

Trinity Beach - Smithfield shows exceptional health outcomes based on AreaSearch's evaluation of mortality rates and chronic condition prevalence, with younger cohorts having notably low prevalence of common health conditions.

The area has a private health cover rate of approximately 53%, which is higher than the average SA2 area (~10,929 people). Mental health issues and arthritis are the most prevalent medical conditions, affecting 7.6% and 6.8% of residents respectively, while 74.5% report being completely free of medical ailments compared to 67.6% in Rest of Qld. Health outcomes for those under 65 are better than average. The area has 14.8% of residents aged 65 and over (3,073 people), which is lower than the 20.0% in Rest of Qld. While health outcomes among seniors are strong, they rank lower nationally compared to the broader population.

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

Trinity Beach-Smithfield, surveyed between June 2016 and August 2017, had a higher linguistic diversity with 14.2% of its population speaking languages other than English at home. Born overseas, 28.0% of the population resided there. Christianity was the predominant religion, accounting for 42.7%.

Notably, Judaism's representation stood at 0.2%, slightly higher than the regional average of 0.1%. In terms of ancestry, English (28.1%), Australian (23.1%), and Other (10.8%) were the top groups. Some ethnic groups showed significant differences: New Zealanders comprised 1.0% versus 0.9% regionally, French made up 0.7% against 0.5%, and Welsh constituted 0.7% compared to 0.5%.

Trinity Beach - Smithfield's population is slightly younger than the national pattern

The median age in Trinity Beach - Smithfield is 38 years, which is slightly below Rest of Qld's average of 41 but aligns with Australia's median age of 38. The 35-44 age group constitutes 15.2%, higher than Rest of Qld, while the 75-84 cohort makes up 4.3%. Post-2021 Census data shows that the 35 to 44 age group grew from 14.4% to 15.2%. Meanwhile, the 45 to 54 group declined from 14.1% to 12.6%, and the 5 to 14 group decreased from 13.8% to 12.8%. By 2041, population forecasts indicate significant demographic changes in Trinity Beach - Smithfield. Notably, the 25 to 34 age group is projected to grow by 41%, adding 1,213 people and reaching a total of 4,158 from its current figure of 2,944. Conversely, the 15 to 24 cohort shows minimal growth of just 1%, with an increase of 34 people.