Plympton · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A strong job-skills profile defines daily life in Plympton, where a typical advantage score of 1,006 sits above the national figure. While the area is more advantaged than about 60% of similar places, there is a notable gap between high education levels and actual access to money.
All statistical area 2 (sa2) areas, 2021. The marker is Plympton — higher than 57% of areas.
| Plympton | 6 |
|---|---|
| 5037, SA | 7 |
SEIFA indexes ranking relative advantage and disadvantage.
Residents generally have high education and job skills, scoring higher than about 70% of similar areas. However, access to money and resources is much lower, ranking smaller than about 70% of other 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.
6
Higher than 57% 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.
3
Lower than 71% 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.
7
Higher than 64% 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.
1,006
Higher than 54% 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.
Plympton is among the largest areas at this level with 28,617 people. The population grew by 6.6% since 2021, which is higher than most areas and a little above the South Australian rate of 5.6%.
28,617
Higher than 92% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
6.6%
Higher than 66% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
The area is a significant local hub for commerce, with 2,653 businesses, placing it among the largest at this level.
2,653
Higher 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 Plympton [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/404031107/plympton/topic/economy-advantage
