Located in South Australia within the Goyder local government area, Australia Plains is a small, quiet locality (postcode 5374). With a population of 41, the suburb has a settled mid-life population with a median age of 40. Households earn a median income of $44K per year, with an average household size of 2.7 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at -0.1% 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, clerical & administrative. The top ancestries reported are German, Australian, English.
The median weekly rent is $233 (Census 2021). The median monthly mortgage repayment is $1,280.
The crime rate in the Goyder LGA is higher than average at 17,073 incidents per 100,000 population.
From an investment perspective, Population growth of -0.1% year-on-year points to declining demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.