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 is 20,795 as of February 2026. This figure reflects an increase of 4,004 people since the 2021 Census, which reported a population of 16,791. The growth was inferred from ABS' estimated resident population of 19,422 in June 2024 and additional validated new addresses since the Census date. This results in a density ratio of 943 persons per square kilometer. Trinity Beach-Smithfield's growth rate of 23.8% since the 2021 Census exceeded the SA4 region (8.5%) and Rest of Qld, making it a growth leader. Interstate migration contributed approximately 59.8% of overall population gains during recent periods.

AreaSearch uses ABS/Geoscience Australia projections for each SA2 area released in 2024 with a base year of 2022. For areas not covered by this data and years post-2032, Queensland State Government's SA2 area projections are adopted, released in 2023 based on 2021 data. However, these state projections do not provide age category splits, so AreaSearch applies proportional growth weightings from ABS Greater Capital Region projections released in 2023 using a base year of 2022 for each age cohort. Based on projected demographic shifts, Trinity Beach-Smithfield is forecast to increase by 6,439 persons to 2041, reflecting an overall increase of 24.4% 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 around 192 new dwelling approvals each year over the past five financial years, totalling 962 homes. So far in FY-26, 20 approvals have been recorded. This averages out to approximately 3.5 new residents per year for every home built between FY-21 and FY-25, indicating a significant demand exceeding supply, which typically leads 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 this financial year, $45.3 million in commercial approvals have been registered, demonstrating high levels of local commercial activity. Relative to the rest of Queensland, Trinity Beach - Smithfield has 57.0% more development activity per person, which should provide buyers with ample choice, although development activity has moderated in recent periods. This level is significantly above the national average, indicating 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 appealing to those seeking space. With around 217 people per dwelling approval, Trinity Beach - Smithfield shows a developing market.

According to the latest AreaSearch quarterly estimate, the area is projected to add 5,066 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 has 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. This is below the Rest of Qld's rate of 4.1%. The workforce participation rate is 70.6%, 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, with agriculture, forestry & fishing employing only 1.0% of local workers, compared to Rest of Qld's 4.5%. The labour force decreased by 1.3% over a 12-month period ending September 2025, alongside a 1.8% employment decline, causing the unemployment rate to rise by 0.5 percentage points.

In contrast, Rest of Qld saw employment rise by 1.7%, the labour force grow by 2.1%, and unemployment rise by 0.3 percentage points during this period. Jobs and Skills Australia's national employment forecasts from May-25 suggest that Trinity Beach - Smithfield's employment should increase by 6.7% over five years and 13.9% over ten years, based on industry-specific projections applied to the local employment mix.

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

According to AreaSearch's aggregation of latest postcode level ATO data released for financial year ended June 2023, Trinity Beach - Smithfield SA2 had median income among taxpayers of $55,871 with average level standing at $67,596. This is approximately national average and 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 ended June 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 56th percentile nationally. The data shows 36.5% of population (7,590 individuals) fall within $1,500-$2,999 income range, mirroring surrounding region where 31.7% occupy this bracket. High housing costs consume 17.0% of income, placing disposable income at 52nd percentile and area's SEIFA income ranking places it in 6th decile.

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

The dwelling structure in Trinity Beach - Smithfield, as per the latest Census, consisted of 82.7% houses and 17.3% other dwellings (semi-detached, apartments, 'other' dwellings), compared to Non-Metro Qld's 76.4% houses and 23.6% other dwellings. Home ownership in Trinity Beach - Smithfield stood at 25.4%, with mortgaged dwellings at 42.0% and rented ones at 32.7%. The median monthly mortgage repayment was $1,733, higher than Non-Metro Qld's average of $1,655. The median weekly rent was $420, compared to Non-Metro Qld's $345. Nationally, Trinity Beach - Smithfield's mortgage repayments were lower at $1,863 and rents 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 constitute 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, which is larger than the Rest of Qld average of 2.5.

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% among residents aged 15+, surpassing 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%). Vocational skills are prominent, with 40.9% of residents aged 15+ holding credentials - advanced diplomas at 12.9% and certificates at 28.0%.

Educational participation is high, with 32.7% of residents currently enrolled in formal education. This includes 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 offering mixed bus services. These are covered by 9 routes, facilitating 1,564 weekly passenger trips. Residents enjoy good transport accessibility, with an average distance of 329 meters to the nearest stop. Primarily residential, most residents commute outward, predominantly using cars (91%). Average vehicle ownership is 1.5 per dwelling. According to the 2021 Census, 16.4% of residents work from home, possibly due to COVID-19 conditions.

Service frequency averages 223 trips daily across all routes, equating to approximately 30 weekly trips per 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 excellent health outcomes according to AreaSearch's evaluation.

Mortality rates and chronic condition prevalence are low, especially among younger cohorts. Private health cover is high at approximately 53% of the total population (~10,938 people), leading the average SA2 area. Mental health issues affect 7.6% of residents, while arthritis impacts 6.8%. About 74.5% report no medical ailments, higher than Rest of Qld's 67.6%. Under-65s have better-than-average health outcomes. The area has 15.1% of residents aged 65 and over (3,142 people), lower than Rest of Qld's 20.4%. Senior health outcomes are strong but 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 2018, had a higher linguistic diversity with 14.2% of residents speaking a language other than English at home compared to the majority of local areas. Born overseas population was also higher at 28.0%. Christianity was the dominant religion, comprising 42.7%.

Judaism's representation was notably higher at 0.2%, twice the regional average of 0.1%. The top three parental ancestry groups were English (28.1%), Australian (23.1%), and Other (10.8%). Notable ethnic group divergences included New Zealanders at 1.0% compared to 0.9% regionally, French at 0.7% versus 0.5%, and Welsh at 0.7% against 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 comprises 15.4%, higher than Rest of Qld's percentage, while the 75-84 cohort makes up 4.5%. Post-2021 Census data reveals that the 25 to 34 age group has increased from 13.4% to 14.5% of the population. Conversely, the 45 to 54 cohort has decreased from 14.1% to 12.2%, and the 5 to 14 age group has dropped from 13.8% to 12.6%. Population forecasts for 2041 suggest significant demographic changes in Trinity Beach - Smithfield, with the 25 to 34 group projected to grow by 38%, adding 1,142 people and reaching a total of 4,158 from its current figure of 3,015. Meanwhile, the 15 to 24 cohort is expected to show minimal growth of just 3%, with an increase of 69 people.