Millars Well, WA
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's more advantaged suburbs
Millars Well is more socio-economically advantaged than about 83% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1050, 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.
Millars Well at a glance
- Population (2021)
- 2,104
- Median age
- 31
- Median weekly household income
- $3,188
- SEIFA score
- 1050
- Coordinates
- -20.7336, 116.8175
Millars Well demographics (2021 Census)
The figures below profile Millars Well 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 40%, 60% of homes are rented, and 25% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 570 | 27% |
| Youth (15–24) | 218 | 10% |
| Young adults (25–44) | 846 | 40% |
| Mid-life (45–64) | 405 | 19% |
| Seniors (65+) | 72 | 3% |
Share of the 2,111 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 45 | 7% |
| Owned with a mortgage | 166 | 25% |
| Rented | 400 | 60% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 469 | 71% |
| Townhouses & semis | 190 | 29% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 659 occupied private dwellings in Millars Well.
- Median weekly rent
- $383
- Median monthly mortgage
- $1,733
- Average household size
- 2.7 people
- Median weekly family income
- $3,387
- Median weekly personal income
- $1,563
Community and culture
- Born overseas
- 461 (25%)
- Speaks a language other than English at home
- 290 (16%)
- Aboriginal and/or Torres Strait Islander
- 179 (9%)
Work and education
- Completed Year 12
- 804 (54%)
- Labour-force participation
- 74.2%
- Unemployment rate
- 2.6%
- Employed full-time
- 812
- Employed part-time
- 216
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 Millars Well
Based on 2014–2023 records, the warmest month in Millars Well is March (average daytime high around 34.8°C) and the coolest is July (around 26.1°C). The area receives roughly 281 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 34.3°C | 27.3°C | 26 mm |
| Feb | 34.1°C | 27.2°C | 71 mm |
| Mar | 34.8°C | 27.4°C | 62 mm |
| Apr | 33.2°C | 24.8°C | 20 mm |
| May | 29.3°C | 20.6°C | 54 mm |
| Jun | 25.8°C | 17.2°C | 26 mm |
| Jul | 26.1°C | 16.2°C | 6 mm |
| Aug | 27.6°C | 17.4°C | 2 mm |
| Sep | 30.5°C | 20°C | 4 mm |
| Oct | 33°C | 22.9°C | 0 mm |
| Nov | 33.8°C | 24.4°C | 1 mm |
| Dec | 34.8°C | 26.4°C | 9 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Millars Well
Where is Millars Well?
Millars Well is a suburb of Western Australia, Australia.
What is the population of Millars Well?
At the 2021 Census, Millars Well had a population of about 2,104.
Is Millars Well an advantaged area?
Millars Well has an ABS SEIFA score of 1050, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 83 out of 100 — more socio-economically advantaged than about 83% of Australian suburbs.
What is the weather like in Millars Well?
Millars Well has average daytime highs of about 31.4°C and overnight lows of about 22.7°C, with roughly 281 mm of rain across the year (based on 2014–2023 climate normals).
Does Millars Well have high household incomes?
Millars Well has one of the highest median weekly household incomes in Western Australia — the 15th-highest among suburbs with at least 1,000 residents at the 2021 Census ($3,188 per week).
Where Millars Well ranks
Millars Well appears in these data-driven guides — each a transparent sort on a single ABS figure shown on this page.
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