Delacombe · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A massive 43.3% jump in population since 2021 defines Delacombe as one of the fastest-growing areas in its class. While the suburb has expanded rapidly, its overall advantage score of 947 remains lower than the national average. This growth is mirrored in the local economy, which supports 1,126 businesses.
All statistical area 2 (sa2) areas, 2021. The marker is Delacombe — lower than 71% of areas.
| Delacombe | 3 |
|---|---|
| 3351, VIC | 5 |
SEIFA indexes ranking relative advantage and disadvantage.
The area has an overall advantage score of 3 out of 10, which is smaller than about 70% of similar areas. This is linked to education and job skills, which are also lower than most other areas at this level.
3
Lower than 71% 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.
4
Lower 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.
6
Higher than 57% 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.
3
Lower than 71% 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.
947
Lower than 71% 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 in Delacombe has been far above the Victorian figure of 8.0%, with the population climbing by 43.3% since 2021. This makes it one of the fastest-growing areas at this level, reaching a total of 15,255 people.
15,255
Higher than 72% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
43.3%
Higher than 99% 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 quite active, with 1,126 businesses operating in the area. This is larger than about 63% of similar places.
1,126
Higher than 62% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Delacombe [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/201011006/delacombe/topic/economy-advantage
