North Tammin is a quiet locality in Western Australia within the Tammin local government area (postcode 6409). With a population of 138, the suburb has a settled, mature resident base with a median age of 47. Households earn a median income of $87K per year, with an average household size of 3 people. Recent annual estimates show population movement softening across the broader catchment, with population growth running at -1.0% 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, clerical & administrative, professionals. Employment in the area leans toward agriculture and mining. The top ancestries reported are English, Australian, Italian.
The median weekly rent is $119 (Census 2021). The median monthly mortgage repayment is $1,442.
Looking at the investment signals, Population growth of -1.0% year-on-year points to declining demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.