South Lake is a moderately sized suburb in Western Australia within the Cockburn local government area (postcode 6164). It is home to about 5,831 residents, with a blend of families and working-age professionals and a median age of 36. Households earn a median income of $91K per year, with an average household size of 2.6 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 technicians & trades, professionals, clerical & administrative. Employment in the area leans toward healthcare and construction. The top ancestries reported are English, Australian, Scottish.
Median house prices in South Lake stand at $895,000, having surged by 19.3% over the last twelve months. Units have a median price of $400,000 (+20.8% YoY). The current median weekly rent is $680. This gives a gross rental yield of approximately 4.0%. The median monthly mortgage repayment is $1,600.
South Lake is served by 2 schools, including 1 primary, 1 secondary. The average ICSEA score is 962, which is around the national average of 1,000. Public transport access includes 33 bus stops.
Looking at the investment signals, The gross rental yield works out to roughly 4.0%, which reads as moderate yield. Property prices are near the state median ($895K/$1.0M). The price-to-income ratio of 9.9x is considered moderate. House prices have moved +19.3% 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.