South Newdegate (postcode 6355) is a sparsely populated locality in Western Australia within the Lake Grace local government area. It is home to about 43 residents, with a blend of families and working-age professionals and a median age of 37. Households earn a median income of $134K per year, with an average household size of 3.1 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.9% year-on-year at the LGA level. WA employment has moved +2.4% 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, clerical & administrative, labourers. The top ancestries reported are Australian, English.
On the investment side, Population growth of +0.9% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.