Serpentine is a compact suburb in Western Australia within the Serpentine-Jarrahdale local government area (postcode 6125). It is home to about 2,863 residents, with a settled, mature resident base and a median age of 45. Households earn a median income of $102K per year, with an average household size of 2.7 people. Recent annual estimates show population movement into the broader catchment, with population growth running at +4.5% 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, clerical & administrative, professionals. Employment in the area leans toward construction and mining. The top ancestries reported are English, Australian, Scottish.
The median house price in Serpentine is $1.2 million, having surged by 24% over the past year. The current median weekly rent is $575. This gives a gross rental yield of approximately 2.5%. The median monthly mortgage repayment is $2,200.
Serpentine is served by 2 schools, including 2 primary. The average ICSEA score is 1004, which is around the national average of 1,000. Public transport access includes 1 rail station, 3 bus stops.
On the investment side, Gross rental yield sits at around 2.5% (low yield). Property prices are near the state median ($1.2M/$1.0M). The price-to-income ratio of 11.7x is considered stretched. House prices have moved +24.0% year-on-year. Population growth of +4.5% year-on-year points to strong growth demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.