Mount Austin, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's less advantaged suburbs
Mount Austin is more socio-economically advantaged than about 3% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 833, 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.
Mount Austin at a glance
- Population (2021)
- 4,035
- Median age
- 37
- Median weekly household income
- $1,124
- SEIFA score
- 833
- Coordinates
- -35.1371, 147.3565
Mount Austin demographics (2021 Census)
The figures below profile Mount Austin 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 young adults (25–44) at 25%, 45% of homes are rented, and 13% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 832 | 21% |
| Youth (15–24) | 525 | 13% |
| Young adults (25–44) | 1,022 | 25% |
| Mid-life (45–64) | 804 | 20% |
| Seniors (65+) | 856 | 21% |
Share of the 4,039 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 367 | 24% |
| Owned with a mortgage | 435 | 28% |
| Rented | 705 | 45% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 1,411 | 90% |
| Townhouses & semis | 106 | 7% |
| Flats & apartments | 47 | 3% |
Tenure and dwelling shares are of the roughly 1,567 occupied private dwellings in Mount Austin.
- Median weekly rent
- $250
- Median monthly mortgage
- $1,148
- Average household size
- 2.3 people
- Median weekly family income
- $1,432
- Median weekly personal income
- $612
Community and culture
- Born overseas
- 479 (13%)
- Speaks a language other than English at home
- 423 (12%)
- Aboriginal and/or Torres Strait Islander
- 402 (10%)
Work and education
- Completed Year 12
- 1,001 (32%)
- Labour-force participation
- 49.8%
- Unemployment rate
- 6.9%
- Employed full-time
- 861
- Employed part-time
- 518
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.
Weather and climate in Mount Austin
Based on 2014–2023 records, the warmest month in Mount Austin is January (average daytime high around 31.3°C) and the coolest is July (around 12.2°C). The area receives roughly 681 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 31.3°C | 18.4°C | 64 mm |
| Feb | 29.7°C | 17.2°C | 23 mm |
| Mar | 26.8°C | 15.3°C | 53 mm |
| Apr | 21.6°C | 11.2°C | 56 mm |
| May | 16.3°C | 7.2°C | 54 mm |
| Jun | 12.9°C | 5°C | 68 mm |
| Jul | 12.2°C | 4.1°C | 51 mm |
| Aug | 13.1°C | 4.1°C | 61 mm |
| Sep | 16.6°C | 6°C | 61 mm |
| Oct | 21.2°C | 9.7°C | 58 mm |
| Nov | 24.6°C | 12.4°C | 78 mm |
| Dec | 28.5°C | 15.6°C | 54 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Mount Austin
Where is Mount Austin?
Mount Austin is a suburb of New South Wales, Australia.
What is the population of Mount Austin?
At the 2021 Census, Mount Austin had a population of about 4,035.
Is Mount Austin an advantaged area?
Mount Austin has an ABS SEIFA score of 833, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 3 out of 100 — more socio-economically advantaged than about 3% of Australian suburbs.
What is the weather like in Mount Austin?
Mount Austin has average daytime highs of about 21.2°C and overnight lows of about 10.5°C, with roughly 681 mm of rain across the year (based on 2014–2023 climate normals).
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