Suburb report · WA 6112
Piara Waters
Prepared by the property strategists at Chase Wealth Australia
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Population
19,679
Piara Waters suburb profile
Who lives in Piara Waters
Piara Waters sits 20km from the Perth CBD, in the middle ring of the capital. Piara Waters is home to 19,679 people, a scale matched by fewer than 3% of Western Australian suburbs. Among the 270 suburbs within 40km of the Perth CBD, it ranks 11 by population. Piara Waters skews young, with a median age of 32 against 39 for the median Western Australian suburb. Of the 270 suburbs within 40km of the Perth CBD, 16 have a younger median age. That is 10 years younger than the average of 42 in the other suburb of the Piara Waters-Forrestdale statistical area.
Income and home ownership
At $139,200, the median household income is among the highest in Western Australia, ahead of 86% of suburbs. That is 32.1% above the average of $105,400 in the other suburb of the Piara Waters-Forrestdale statistical area. On household income it ranks 43 of 270 suburbs within 40km of the Perth CBD. Owner-occupiers make up 83.9% of households, leaving 16.1% renting, in the upper band for Western Australia. On ownership it ranks 76 of 270 suburbs within 40km of the Perth CBD. That is 2.7 points above the 81.2% ownership share in the other suburb of the Piara Waters-Forrestdale statistical area.
Household mix
The 2021 Census counted 4,598 occupied private dwellings in Piara Waters, one of the larger housing stocks in Western Australia. Families with children are the largest household type at 68.6%, ahead of couples without children at 18.5% and people living alone at 11.2%. Of the 270 suburbs within 40km of the Perth CBD, 2 have a higher share of families with children and 267 a lower one. Few Western Australian suburbs have more families with children: 68.6% of households, ahead of 99% of the state. Only 18.5% of households are couples without children, at the 2nd percentile for Western Australia. Families with children are 68.6% of households in Piara Waters and 47.7% across the rest of the Piara Waters-Forrestdale statistical area.
Housing supply
Approvals picked up to 457 in the year to June 2025 across the Piara Waters-Forrestdale statistical area, above its 2020 to 2024 average of 390 a year. Supply figures here are for the Piara Waters-Forrestdale statistical area, home to 21,815 residents in 2025, which takes in Piara Waters and neighbouring suburbs. Per head of population the pipeline is deep: 20.9 approvals per 1,000 residents of that area against 4.4 for the median Western Australian area. Over the 6 years to June 2025, annual approvals ranged from 281 in 2023 to 639 in 2021.
Population trend
The population of the Piara Waters-Forrestdale statistical area surged 39.4% from 2020 to 2025, against 12.3% for Western Australia as a whole. Over those 5 years a typical Western Australian statistical area added 9.7%, putting this area 29.7 points ahead. That rate is faster than 98% of Western Australian statistical areas. Growth was strongest in the year to 2023 (8.6%) and weakest in the year to 2025 (5.9%).
Against its neighbours
Of the nearby suburbs listed below, Canning Vale differs most on the median age: 37 there against 32 in Piara Waters. Harrisdale is the closest match on the share of families with children, at 68.8% against 68.6%. Southern River, 4km away, has 14,860 residents and a median household income of $137,200.
Location
Demographics
ABS Data by Region to 2025, on ABS Census 2021 suburb baselineHousehold Mix Census 2021
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Reading this report
Every figure in the Piara Waters data table is dated at its source. Supply and population change cover the Piara Waters-Forrestdale statistical area, whose boundary differs from Piara Waters's, and our guide to reading a suburb report explains how our buyers agents weigh them.
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This report is market intelligence prepared by Chase Wealth Australia for general information only. Figures are statistical estimates for the suburb, not valuations of any individual property, and do not constitute financial or credit advice. Consider your circumstances and seek professional advice before acting. Demographic figures are sourced from the Australian Bureau of Statistics, Census 2021 (licensed CC BY 4.0) where available.