Located in New South Wales within the Northern Beaches local government area, Great Mackerel Beach is a small, quiet locality (postcode 2108). With a population of 50, the suburb has an older demographic with a median age of 57. Households earn a median income of $58K per year, with an average household size of 1.7 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.5% year-on-year at the LGA level. NSW employment has moved +1.2% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. NSW also had 35 Commonwealth-backed major projects under construction, 17 underway, and 67 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 technicians & trades, sales, professionals. The top ancestries reported are English, Australian, Irish.
The median house price in Great Mackerel Beach is $1.6 million, having climbed sharply by 58% over the past year. The current median weekly rent is $1750. This gives a gross rental yield of approximately 5.6%. The median monthly mortgage repayment is $862.
The crime rate in the Northern Beaches LGA is low at 1,487 incidents per 100,000 population.
From an investment perspective, Great Mackerel Beach shows a gross rental yield of approximately 5.6%, rated as high yield. Property prices are near the state median ($1.6M/$1.5M). The price-to-income ratio of 27.7x is considered stretched. House prices have moved +58.0% year-on-year. Population growth of +0.5% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.