Cairnlea, VIC
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Less advantaged than the national average
Cairnlea is more socio-economically advantaged than about 39% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 968, 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.
Cairnlea at a glance
- Population (2021)
- 10,038
- Median age
- 36
- Median weekly household income
- $2,062
- SEIFA score
- 968
- Coordinates
- -37.7592, 144.7905
Cairnlea demographics (2021 Census)
The figures below profile Cairnlea 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 28%, 15% of homes are rented, and 53% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 1,929 | 19% |
| Youth (15–24) | 1,544 | 15% |
| Young adults (25–44) | 2,750 | 27% |
| Mid-life (45–64) | 2,780 | 28% |
| Seniors (65+) | 1,031 | 10% |
Share of the 10,034 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 920 | 33% |
| Owned with a mortgage | 1,381 | 49% |
| Rented | 420 | 15% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 2,480 | 88% |
| Townhouses & semis | 212 | 8% |
| Flats & apartments | 106 | 4% |
Tenure and dwelling shares are of the roughly 2,803 occupied private dwellings in Cairnlea.
- Median weekly rent
- $400
- Median monthly mortgage
- $1,883
- Average household size
- 3.4 people
- Median weekly family income
- $1,998
- Median weekly personal income
- $658
Community and culture
- Born overseas
- 5,164 (53%)
- Speaks a language other than English at home
- 6,949 (72%)
- Aboriginal and/or Torres Strait Islander
- 16 (0%)
Work and education
- Completed Year 12
- 5,108 (67%)
- Labour-force participation
- 62.1%
- Unemployment rate
- 6.6%
- Employed full-time
- 2,765
- Employed part-time
- 1,579
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 Cairnlea
Based on 2014–2023 records, the warmest month in Cairnlea is January (average daytime high around 26.6°C) and the coolest is July (around 12.9°C). The area receives roughly 658 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 26.6°C | 14.8°C | 57 mm |
| Feb | 25.5°C | 14.2°C | 29 mm |
| Mar | 23.8°C | 13.3°C | 42 mm |
| Apr | 19.9°C | 10.8°C | 57 mm |
| May | 16.1°C | 8.6°C | 53 mm |
| Jun | 13.4°C | 6.8°C | 58 mm |
| Jul | 12.9°C | 6.2°C | 46 mm |
| Aug | 13.6°C | 6.3°C | 52 mm |
| Sep | 16.2°C | 7.3°C | 57 mm |
| Oct | 19.4°C | 8.8°C | 71 mm |
| Nov | 21.5°C | 10.7°C | 70 mm |
| Dec | 24.2°C | 12.5°C | 66 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Cairnlea
Where is Cairnlea?
Cairnlea is a suburb of Victoria, Australia.
What is the population of Cairnlea?
At the 2021 Census, Cairnlea had a population of about 10,038.
Is Cairnlea an advantaged area?
Cairnlea has an ABS SEIFA score of 968, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 39 out of 100 — more socio-economically advantaged than about 39% of Australian suburbs.
What is the weather like in Cairnlea?
Cairnlea has average daytime highs of about 19.4°C and overnight lows of about 10°C, with roughly 658 mm of rain across the year (based on 2014–2023 climate normals).
Nearby suburbs in Victoria
More suburb guides in Victoria
Other hand-written, cited guides — browse all guides.