Glen Alpine, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's more advantaged suburbs
Glen Alpine is more socio-economically advantaged than about 91% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1076, 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.
Glen Alpine at a glance
- Population (2021)
- 4,429
- Median age
- 43
- Median weekly household income
- $2,669
- SEIFA score
- 1076
- Coordinates
- -34.0877, 150.7650
Glen Alpine demographics (2021 Census)
The figures below profile Glen Alpine 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%, 8% of homes are rented, and 28% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 725 | 16% |
| Youth (15–24) | 632 | 14% |
| Young adults (25–44) | 956 | 22% |
| Mid-life (45–64) | 1,377 | 31% |
| Seniors (65+) | 745 | 17% |
Share of the 4,435 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 551 | 41% |
| Owned with a mortgage | 667 | 50% |
| Rented | 107 | 8% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 1,317 | 99% |
| Townhouses & semis | 8 | 1% |
| Flats & apartments | 12 | 1% |
Tenure and dwelling shares are of the roughly 1,337 occupied private dwellings in Glen Alpine.
- Median weekly rent
- $570
- Median monthly mortgage
- $2,167
- Average household size
- 3.2 people
- Median weekly family income
- $2,653
- Median weekly personal income
- $883
Community and culture
- Born overseas
- 1,226 (28%)
- Speaks a language other than English at home
- 1,015 (24%)
- Aboriginal and/or Torres Strait Islander
- 87 (2%)
Work and education
- Completed Year 12
- 2,115 (60%)
- Labour-force participation
- 62.2%
- Unemployment rate
- 3.6%
- Employed full-time
- 1,260
- Employed part-time
- 642
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 Glen Alpine
Based on 2014–2023 records, the warmest month in Glen Alpine is January (average daytime high around 29°C) and the coolest is July (around 16.9°C). The area receives roughly 777 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 29°C | 18.5°C | 75 mm |
| Feb | 27.6°C | 18°C | 83 mm |
| Mar | 25.7°C | 16.8°C | 128 mm |
| Apr | 23.1°C | 13.2°C | 65 mm |
| May | 19.8°C | 9.6°C | 34 mm |
| Jun | 16.9°C | 7.5°C | 48 mm |
| Jul | 16.9°C | 6.2°C | 53 mm |
| Aug | 18°C | 6.8°C | 49 mm |
| Sep | 21.2°C | 9°C | 34 mm |
| Oct | 24°C | 12.1°C | 72 mm |
| Nov | 25.7°C | 14.3°C | 67 mm |
| Dec | 28°C | 16.7°C | 69 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Glen Alpine
Where is Glen Alpine?
Glen Alpine is a suburb of New South Wales, Australia.
What is the population of Glen Alpine?
At the 2021 Census, Glen Alpine had a population of about 4,429.
Is Glen Alpine an advantaged area?
Glen Alpine has an ABS SEIFA score of 1076, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 91 out of 100 — more socio-economically advantaged than about 91% of Australian suburbs.
What is the weather like in Glen Alpine?
Glen Alpine has average daytime highs of about 23°C and overnight lows of about 12.4°C, with roughly 777 mm of rain across the year (based on 2014–2023 climate normals).
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