Marlborough (postcode 4705) is a quiet locality in Queensland within the Livingstone local government area. It is home to about 154 residents, with an older-leaning population and a median age of 54. Households earn a median income of $66K per year, with an average household size of 2.1 people. Recent annual estimates show population movement into the broader catchment, with population growth running at +2.1% year-on-year at the LGA level. QLD employment has moved +1.4% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. QLD also had 35 Commonwealth-backed major projects under construction, 16 underway, and 30 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, labourers, machinery operators & drivers. Employment in the area leans toward agriculture and transport & logistics. The top ancestries reported are English, Australian, Irish.
The median weekly rent is $120 (Census 2021). The median monthly mortgage repayment is $975.
Marlborough is served by 1 school, including 1 primary. The average ICSEA score is 892, which is well below the national average of 1,000. The crime rate in the Livingstone LGA is moderate at 4,149 incidents per 100,000 population.
Looking at the investment signals, Population growth of +2.1% year-on-year points to strong growth demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.