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 19,885 as of May 2026, according to AreaSearch's analysis. This figure represents an increase of 3,094 people from the 2021 Census count of 16,791. The growth is inferred from ABS estimated resident population data for June 2025 (19,862) and validated new addresses since the Census date (670). This results in a population density ratio of 901 persons per square kilometer, comparable to averages seen across locations assessed by AreaSearch. Trinity Beach - Smithfield's growth rate of 18.4% since the 2021 census exceeded both the SA4 region (7.5%) and Rest of Qld, making it a growth leader in the region. Interstate migration contributed approximately 43.5% of overall population gains during recent periods, with other drivers including overseas migration and natural growth also being positive factors.

AreaSearch adopts 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 from 2023 (based on 2021 data) are used, applying proportional growth weightings in line with ABS Greater Capital Region projections released in 2023 based on 2022 data. Projected demographic shifts indicate a significant population increase in the top quartile of non-metropolitan areas nationally by 2041, with Trinity Beach - Smithfield expected to increase by 5,929 persons, reflecting an overall increase of 29.7% over the 16-year period based on the latest annual ERP population numbers.

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 approximately 192 new dwelling approvals annually over the past five financial years, totalling 962 homes. As of FY-26 so far, 36 approvals have been recorded. On average, each home built between FY-21 and FY-25 accommodates around 3.5 new residents per year, indicating a demand exceeding supply. New properties are constructed at an average expected construction cost value of $257,000, reflecting more affordable housing options compared to regional norms.

In FY-26, $45.3 million in commercial approvals have been registered, demonstrating high levels of local commercial activity. Trinity Beach - Smithfield has 54.0% more development activity per person relative to the rest of Queensland, which is significantly above the national average, suggesting robust developer interest in the area. Recent construction comprises primarily standalone homes (97.0%) with a smaller proportion of townhouses or apartments (3.0%), maintaining the area's traditional low density character focused on family homes. With around 217 people per dwelling approval, Trinity Beach - Smithfield indicates a developing market. According to AreaSearch's latest quarterly estimate, the area is projected to add approximately 5,906 residents by 2041.

Development appears to be keeping pace with projected growth, though increasing competition among buyers may arise as the population expands.

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 15 projects likely to impact the area. Key projects include Woolworths Trinity Beach Shopping Centre, Half Moon Bay Estate, Bluewater Living, and Seascape Terraces, Trinity Park. The following list details those likely most relevant.

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

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AreaSearch analysis reveals Trinity Beach - Smithfield significantly outperforming the majority of regions assessed nationwide

Trinity Beach - Smithfield has an unemployment rate of 2.2% as of December 2025. It has a skilled workforce with essential services sectors well represented. There are 10,878 residents in work, which is 1.8% below Regional Qld's rate of 4.0%.

Workforce participation is at 68.7%, compared to Regional Qld's 64.5%. A moderate 16.4% of residents work from home, potentially due to Covid-19 lockdown impacts. Employment is concentrated in health care & social assistance (32.5%), accommodation & food (18.2%), and retail trade (17.3%).

Agriculture, forestry & fishing employs only 1.0% of local workers, below Regional Qld's 4.5%. The area appears to offer limited local employment opportunities, with a lower proportion of Census working population compared to residents. Between December 2024 and December 2025, the labour force decreased by 1.1%, employment declined by 1.9%, causing unemployment to rise by 0.8 percentage points. In contrast, Regional Qld saw employment grow by 0.7% and unemployment rise by 0.3 percentage points over the same period. National employment forecasts from Jobs and Skills Australia (May-25) project a 6.6% increase 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, though this is a simple weighting extrapolation for illustrative purposes only.

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 2023, Trinity Beach - Smithfield SA2 had a median income among taxpayers of $55,871. The average income stood at $67,596. Nationally, the median was $53,146 and the average was $66,593 for Regional Qld. Based on Wage Price Index growth of 11.36% since financial year 2023, current estimates would be approximately $62,218 (median) and $75,275 (average) as of March 2026. From the 2021 Census, household, family and personal incomes in Trinity Beach - Smithfield cluster around the 56th percentile nationally. The data shows 36.5% of the population, equating to 7,258 individuals, fall within the $1,500 - $2,999 income range. This mirrors the surrounding region where 31.7% occupy this bracket. High housing costs consume 17.0% of income. Despite this, strong earnings 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 structures, as per the latest Census, consisted of 82.7% houses and 17.3% other dwellings (semi-detached, apartments, 'other' dwellings), contrasting with Regional 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, surpassing Regional Qld's average of $1,655. Median weekly rent in the area was $420, higher than Regional Qld's figure of $345. Nationally, Trinity Beach - Smithfield's mortgage repayments were lower at $1,733 compared to Australia's average of $1,863, while rents were substantially higher at $420 against the national figure of $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 making up 4.7%. The median household size is 2.6 people, which is larger than the Regional Queensland 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 of 25.7% among residents aged 15+, 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%). Vocational credentials are also prominent, with 40.9% of residents aged 15+ holding such qualifications – advanced diplomas account for 12.9% while certificates make up 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, all of which are bus stops. These stops are served by nine different routes that together facilitate 1,564 weekly passenger trips. The area's transport accessibility is rated as good, with residents on average located 329 meters from their nearest transport stop. As a predominantly residential area, most residents commute outward, with the car being the primary 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 per day 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 excellent health outcomes based on AreaSearch's evaluation of mortality rates and chronic condition prevalence.

Younger cohorts have a notably low prevalence of common health conditions. Private health cover is higher here at approximately 53% compared to the average SA2 area (~10,459 people). Mental health issues and arthritis are the most prevalent medical conditions, affecting 7.6% and 6.8% of residents respectively. 74.5% of residents report no medical ailments, higher than Regional Qld's 67.6%. Health outcomes for those under 65 are better than average. The area has a lower proportion of seniors aged 65 and over at 15.1% (2,998 people) compared to Regional Qld's 20.4%. While health outcomes among seniors are strong, they rank lower nationally relative 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 has a higher cultural diversity than most local areas, with 14.2% of residents speaking a language other than English at home and 28.0% born overseas. Christianity is the predominant religion in Trinity Beach-Smithfield, comprising 42.7% of its population. Judaism is slightly overrepresented compared to Regional Qld, making up 0.2% versus 0.1%.

The top three ancestry groups are English (28.1%), Australian (23.1%), and Other (10.8%). Some ethnic groups show notable differences in representation: New Zealanders make up 1.0%, French 0.7%, and Welsh 0.7% of Trinity Beach-Smithfield's population, higher than the regional averages of 0.9%, 0.5%, and 0.5% respectively.

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 Regional Queensland's average of 41 but matches Australia's median age of 38. The age group of 35-44 has a strong representation at 15.1%, compared to Regional Queensland. Conversely, the 75-84 age group is less prevalent at 4.6%. According to post-2021 Census data, the 25 to 34 age group has increased from 13.4% to 14.3% of the population. Meanwhile, the 45 to 54 cohort has decreased from 14.1% to 12.7%, and the 5 to 14 age group has dropped from 13.8% to 12.6%. Population forecasts for 2041 indicate significant demographic changes in Trinity Beach - Smithfield, with the 25 to 34 age group projected to grow by 44%, adding 1,245 people to reach a total of 4,087. In contrast, the 15 to 24 cohort is expected to show minimal growth of just 7%, adding 181 people.