Located in South Australia within the Port Pirie local government area, Napperby is a close-knit residential community (postcode 5540). With a population of 666, the suburb has a settled mid-life population with a median age of 44. Households earn a median income of $61K 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 +1.6% 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 machinery operators & drivers, professionals, technicians & trades. Employment in the area leans toward manufacturing and healthcare. The top ancestries reported are Australian, English, Irish.
The median weekly rent is $250 (Census 2021). The median monthly mortgage repayment is $1,083.
Napperby is served by 1 school, including 1 primary. The average ICSEA score is 920, which is below the national average of 1,000. The crime rate in the Port Pirie LGA is moderate at 4,054 incidents per 100,000 population.
From an investment perspective, 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.