Coolbellup is a mid-sized suburb in Western Australia within the Cockburn local government area (postcode 6163). With a population of 5,698, the suburb has a mix of families and early-career residents with a median age of 37. Households earn a median income of $72K per year, with an average household size of 2.1 people. Recent annual estimates show population movement into the broader catchment, with population growth running at +2.8% year-on-year at the LGA level. WA employment has moved +1.9% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. WA also had 24 Commonwealth-backed major projects under construction, 12 underway, and 12 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are professionals, technicians & trades, community & personal service. Employment in the area leans toward healthcare and education. The top ancestries reported are English, Australian, Irish.
Coolbellup has a median house price of $938,000, which has risen steeply by 18.7% year-on-year. Units have a median price of $441,000 (+28.4% YoY). The current median weekly rent is $680. This gives a gross rental yield of approximately 3.8%. The median monthly mortgage repayment is $1,600.
Coolbellup is served by 2 schools, including 1 primary, 1 special. The average ICSEA score is 933, which is below the national average of 1,000. Public transport access includes 50 bus stops.
Looking at the investment signals, The gross rental yield works out to roughly 3.8%, which reads as moderate yield. Property prices are near the state median ($938K/$1.0M). The price-to-income ratio of 13.1x is considered stretched. House prices have moved +18.7% year-on-year. Population growth of +2.8% year-on-year points to strong growth demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.