Montmorency - Briar Hill · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
Slow growth has marked the recent economy of Montmorency - Briar Hill, where the population rose by only 2.3% since 2021. Despite this modest increase, it remains a highly prosperous area. Residents typically enjoy a level of advantage and access to resources that is higher than about 80% of other Australian areas.
All statistical area 2 (sa2) areas, 2021. The marker is Montmorency - Briar Hill — higher than 71% of areas.
| Montmorency - Briar Hill | 8 |
|---|---|
| 3093, VIC | 10 |
SEIFA indexes ranking relative advantage and disadvantage.
The area is very affluent, scoring 9 out of 10 for access to money and resources. This high level of wealth is matched by strong education and job skills, placing the suburb's overall advantage well above the national average.
8
Higher 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.
9
Higher than 86% 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.
9
Higher 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.
8
Higher 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.
1,073
Higher than 79% 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.
Population growth has been sluggish here. The 2.3% increase since 2021 is lower than most other areas and sits well below the Victorian figure of 8.0%.
17,042
Higher than 78% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
2.3%
Lower than 70% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
There are 1,408 businesses operating in the area, which is more than about 74% of similar places.
1,408
Higher than 73% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Montmorency - Briar Hill [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/209011202/montmorency-briar-hill/topic/economy-advantage
