South Mackay · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A score of 912 for overall advantage shows that South Mackay sits below the national average. This is an area where many residents face challenges with money and education compared to most other parts of the country.
All statistical area 2 (sa2) areas, 2021. The marker is South Mackay — lower than 86% of areas.
| South Mackay | 2 |
|---|---|
| 4740, QLD | 5 |
SEIFA indexes ranking relative advantage and disadvantage.
Typical residents have lower access to money, resources and job skills than about 80% to 90% of similar areas. This is reflected in the overall advantage score, which is smaller than about 85% of other areas.
2
Lower than 86% 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.
3
Lower than 71% 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.
2
Lower than 86% 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.
1
Lower than 99% 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.
912
Lower than 85% 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.
The population grew by 3.9% since the last census, a rate that sits around the middle for its level. However, this growth is well below the Queensland figure of 8.7%.
7,251
Lower than 67% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
3.9%
Lower than 56% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
There are 316 businesses operating in the area, which is smaller than about 86% of similar areas.
316
Lower than 86% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in South Mackay [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/312021356/south-mackay/topic/economy-advantage
