Piara Waters at a glance
Walk score
58
Somewhat walkable
Population
15.0k
Median age 31
The brief
What to know about Piara Waters.
The postcode for Piara Waters is 6112 (WA), part of Greater Perth.
Piara Waters (6112) sits in the Armadale region of Western Australia.
Piara Waters has roughly 15,029 residents, with a young-family demographic. Households are predominantly owner-occupied. The area is somewhat walkable for a typical errand run, but a car still helps for grocery runs and weekend trips.
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Day to day
What it’s like to live here.
Piara Waters scores 58/100 on walkability, which makes it somewhat walkable with limited public transport. A short drive opens up most amenities; a car-light household is workable but not optimal.
Summer days here average around 32°C (warm), winter mornings around 8°C (mild). Annual rainfall lands at about 777mm. Data comes from the Bureau of Meteorology's Perth Airport station, 35.0km away.
Schooling within or near the suburb covers 12 government primary, 3 government secondary, 2 Catholic, 3 independent.
Who lives here
Demographics.
The 2021 Census put Piara Waters's population at 15,029, with a median age of 31. That sits as a young-family demographic. Households are predominantly owner-occupied (83% own, 16% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (87% family households, 11% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
15,029
Median age
31
Family households
87%
Lone person
11%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Sales data as of May 2026· sales-wa
Rental and ownership
Weekly rent (house)
$320/wk
Weekly rent (unit)
$420/wk
Owner occupied
83%
Renter occupied
16%
At a deeper level
15,029
Median age: 31
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Getting around
Walkability.
58
0
100
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Piara Waters.
Local schools for Piara Waters
View the catchment for each school to find out more.
Government School Catchment
Piara Waters Senior High School
Piara Waters Primary School
Harrisdale Senior High School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
777 mm
Hottest Month (avg max)
31.9°C
Coldest Month (avg min)
8.1°C
Monthly Rainfall (mm)
Weather data from BOM station Perth Airport (35 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Piara Waters.
- What is the Piara Waters postcode?
- Piara Waters is in the 6112 postcode, in WA, in the City of Armadale region.
- Where is Piara Waters?
- Piara Waters is a suburb of Perth, in WA 6112. It is part of the Greater Perth area, in the City of Armadale region.
- What is the average rent in Piara Waters?
- The median weekly rent for houses is $320, for units it's $420.
- What schools are in Piara Waters?
- There are 20 schools serving Piara Waters on this page, including Piara Waters Senior High School, Piara Waters Primary School, Harrisdale Senior High School.
- How walkable is Piara Waters?
- Piara Waters has a Walk Score of 58 out of 100, somewhat walkable. transit score 0, bike score 100.
- What suburbs are near Piara Waters?
- Piara Waters is close to Harrisdale, Treeby, Forrestdale, Canning Vale South, Canning Vale.
- What is the population of Piara Waters?
- The population of Piara Waters is approximately 15,029 (2021 Census). The median age is 31.
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
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