Clontarf (postcode 4019) is a medium-sized suburb in Queensland within the Moreton Bay local government area. With a population of 8,446, the suburb has a mature demographic with a median age of 46. Households earn a median income of $72K per year, with an average household size of 2.3 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 +1.5% 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.
Median house prices in Clontarf sit at $930,000, little changed on a year ago. The median weekly rent is $345 (Census 2021). This gives a gross rental yield of approximately 1.9%. The median monthly mortgage repayment is $1,733.
Clontarf is served by 3 schools, including 2 primary, 1 secondary. The average ICSEA score is 1002, which is around the national average of 1,000. Public transport access includes 37 bus stops. The crime rate in the Moreton Bay LGA is moderate at 4,735 incidents per 100,000 population.
From an investment perspective, Clontarf shows a gross rental yield of approximately 1.9%, rated as low yield. Property prices are near the state median ($930K/$1.1M). The price-to-income ratio of 12.9x is considered stretched. House prices have moved +0.0% year-on-year. 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.