Ob Flat, SA
By Lauren McCaleb · Reviewed by Dylan Duncan ·
More advantaged than the national average
Ob Flat is more socio-economically advantaged than about 72% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1027, where about 1000 is the national average).
A socio-economic measure from ABS Census data — not a measure of how good a suburb is to live in or visit. How we calculate this.
Ob Flat at a glance
- Population (2021)
- 470
- Median age
- 48
- Median weekly household income
- $2,104
- SEIFA score
- 1027
- Coordinates
- -37.8874, 140.7723
Ob Flat demographics (2021 Census)
The figures below profile Ob Flat using the Australian Bureau of Statistics 2021 Census; every percentage is a share of a clearly stated Census count, so each one traces back to the source. At a glance, the largest age group is mid-life (45–64) at 31%, 9% of homes are rented, and 11% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 72 | 15% |
| Youth (15–24) | 49 | 10% |
| Young adults (25–44) | 94 | 20% |
| Mid-life (45–64) | 147 | 31% |
| Seniors (65+) | 109 | 23% |
Share of the 471 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 56 | 37% |
| Owned with a mortgage | 77 | 51% |
| Rented | 14 | 9% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 137 | 92% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 149 occupied private dwellings in Ob Flat.
- Median weekly rent
- $250
- Median monthly mortgage
- $1,625
- Average household size
- 2.6 people
- Median weekly family income
- $2,210
- Median weekly personal income
- $860
Community and culture
- Born overseas
- 46 (11%)
- Speaks a language other than English at home
- 21 (5%)
- Aboriginal and/or Torres Strait Islander
- 10 (2%)
Work and education
- Completed Year 12
- 168 (44%)
- Labour-force participation
- 66.4%
- Unemployment rate
- 1.9%
- Employed full-time
- 146
- Employed part-time
- 98
Source: ABS Census of Population and Housing, 2021 (General Community Profile, by Suburb and Locality). © Australian Bureau of Statistics, released under CC BY 4.0. How we group bands and derive each share is set out on our methodology page.
Common questions about Ob Flat
Where is Ob Flat?
Ob Flat is a suburb of South Australia, Australia.
What is the population of Ob Flat?
At the 2021 Census, Ob Flat had a population of about 470.
Is Ob Flat an advantaged area?
Ob Flat has an ABS SEIFA score of 1027, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 72 out of 100 — more socio-economically advantaged than about 72% of Australian suburbs.
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