Mardie is a small community in Western Australia within the Karratha local government area (postcode 6714). With a population of 609, the suburb has an established demographic with a median age of 39. Households earn a median income of $59K per year, with an average household size of 2.4 people. Recent annual estimates show population movement into the broader catchment, with population growth running at +2.2% year-on-year at the LGA level. WA employment has moved +1.1% year-on-year in the official Jobs and Skills Australia NERO series, which provides the broader jobs backdrop for this suburb. WA also had 31 Commonwealth-backed major projects under construction, 7 underway, and 16 in planning as at 2 October 2024, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are technicians & trades, machinery operators & drivers, professionals. Employment in the area leans toward mining and construction. The top ancestries reported are English, Australian, Chinese.
The median weekly rent is $595 (Census 2021).
From an investment perspective, Population growth of +2.2% year-on-year points to strong growth demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.