Blyth (postcode 5462) is a small community in South Australia within the Wakefield local government area. It is home to about 518 residents, with a settled mid-life population and a median age of 42. Households earn a median income of $66K per year, with an average household size of 2.5 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.0% year-on-year at the LGA level. SA employment has moved +2.1% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. SA also had 21 Commonwealth-backed major projects under construction, 7 underway, and 7 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, technicians & trades, labourers. Employment in the area leans toward agriculture and healthcare. The top ancestries reported are Australian, English, German.
The current median weekly rent is $372. The median monthly mortgage repayment is $997.
Blyth is served by 1 school, including 1 primary. The average ICSEA score is 974, which is around the national average of 1,000. The crime rate in the Wakefield LGA is low at 772 incidents per 100,000 population.
On the investment side, Population growth of +0.0% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.