Somerville · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
Better access to money and resources than most similar areas shapes daily life in Somerville. While the typical resident has a moderate level of overall advantage, the community is more affluent than about 80% of similar places.
All statistical area 2 (sa2) areas, 2021. The marker is Somerville — higher than 57% of areas.
| Somerville | 6 |
|---|---|
| 3912, VIC | 7 |
SEIFA indexes ranking relative advantage and disadvantage.
The area's advantage score of 999 is about the same as the national figure. While most residents have a fair level of job skills, those living here generally have much better access to money and resources than 80% 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.
8
Higher 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.
5
Lower 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.
999
Higher than 51% 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.
Somerville has a population of 19,098, making it larger than about 85% of similar areas. However, recent growth has been slow, with a 2.2% increase since 2021, which is well below the Victorian rate of 8.0%.
19,098
Higher than 85% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
2.2%
Lower than 71% 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 2,113 businesses, a count that is larger than about 90% of similar areas.
2,113
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 Somerville [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/214021385/somerville/topic/economy-advantage
