Millstream, WA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 5
- Median age
- 25
- Household income
- $1,187/wk
- Owner-occupied
- 0%
- Renting
- 100%
- Socio-economic advantage
- Decile 3/10 in WA
- Nearest emergency dept
- Karratha Health Campus · 71.7 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Growth & supply · Ashburton (WA)
District population (2025)
8,335
-36% over 10 years
New homes approved (12 mths to Jan 2026)
25
houses 17 · other 8
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in Millstream
Verified address records with local data — no paywall, no sign-up.
All figures from official open data with attribution; estimates and medians are statistical outputs, not valuations. Suburb boundaries follow ABS Suburbs and Localities (SAL) 2021.