Trinity Beach - Smithfield · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A rapid 16.2% population increase since 2021 defines the current growth of Trinity Beach - Smithfield. This expansion is paired with a level of advantage that is higher than about 60% of similar areas across the country.
All statistical area 2 (sa2) areas, 2021. The marker is Trinity Beach - Smithfield — higher than 57% of areas.
| Trinity Beach - Smithfield | 6 |
|---|---|
| 4879, QLD | 7 |
SEIFA indexes ranking relative advantage and disadvantage.
The area's overall advantage score is 1,013, which is slightly above the national average. Residents generally have better access to money and resources than about 70% of similar areas.
6
Higher than 57% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Advantage and Disadvantage, 2021, as a national decile: 1 = among the 10% most disadvantaged areas in Australia, 10 = among the 10% most advantaged. IRSAD summarises both advantage and disadvantage, so a high score reflects relatively many high-income, well-educated households and few low-income, low-skill ones.
7
Higher than 64% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Disadvantage, 2021, as a national decile: 1 = among the 10% most disadvantaged areas in Australia, 10 = among the least disadvantaged. IRSD focuses on disadvantage alone (low income, low education, unemployment, unskilled occupations), so a higher decile means relatively less disadvantage.
7
Higher than 64% of statistical area 2 (sa2) areas.
ABS Index of Economic Resources, 2021, as a national decile: 1 = among the 10% lowest areas for economic resources in Australia, 10 = among the highest. IER reflects the income, housing costs, dwelling size and assets of households, so a higher decile means relatively greater economic resources.
6
Higher than 57% of statistical area 2 (sa2) areas.
ABS Index of Education and Occupation, 2021, as a national decile: 1 = among the 10% lowest areas for education and occupation in Australia, 10 = among the highest. IEO reflects residents' qualifications and the skill level of their jobs, so a higher decile means a more highly educated and skilled workforce.
1,013
Higher than 57% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Advantage and Disadvantage, 2021, as a raw index score (standardised so the Australian average is about 1000). Higher scores indicate relatively greater advantage; lower scores greater disadvantage.
Annual population estimates and change since the census.
Growth here has been very strong, with a 16.2% rise in population. This is well above the Queensland figure of 8.7%.
19,862
Higher than 86% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
16.2%
Higher than 88% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
The local economy is supported by 1,484 businesses, a total that is larger than about 76% of similar areas.
1,484
Higher than 75% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Trinity Beach - Smithfield [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/306011142/trinity-beach-smithfield/topic/economy-advantage
