South Murchison (postcode 6635) is a sparsely populated locality in Western Australia within the Murchison local government area. With a population of 73, the suburb has a young professional demographic with a median age of 27. Households earn a median income of $85K per year, with an average household size of 3.2 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 managers, community & personal service, labourers. Employment in the area leans toward agriculture and education. The top ancestries reported are Aboriginal Australian, Australian, English.
The median weekly rent is $138 (Census 2021).
From an investment perspective, 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.