ABS 2021 Census · Updated 31 March 2026
Mount Coolum is a coastal suburb in Queensland, Australia, with a population of approximately 4,545, making it a boutique locality. Located approximately 101 km from the Brisbane CBD, Mount Coolum is a coastal area in Queensland. The median household income is $87,880 AUD per year (ABS 2021 Census).
Household incomes in Mount Coolum sit in a comfortable mid-range for the Queensland market. Seaside positioning attracts both owner-occupiers and holiday rental demand.
Map shows Mount Coolum, Queensland, Australia.
Official Australia Post postcode for Mount Coolum. A postcode may cover multiple suburbs.
Australia Post Postcode Finder →Usual resident population at census night. Source: ABS 2021 Census of Population and Housing.
ABS Census Data →Weekly median rent for occupied private dwellings. Source: ABS 2021 Census. Live rental data integration coming soon.
State Rental Authority →Annual median household income (before tax) for all households. Source: ABS 2021 Census.
ABS Census Data →Straight-line distance from the suburb centroid (ABS 2021 SAL geography) to the nearest capital city CBD. Actual driving distance will be longer.
Estimated 1 school within or near this suburb based on ABS 2021 data.
Find schools near Mount Coolum on My School →Estimated 2 parks and green spaces near this suburb. Source: ABS 2021 data.
Monthly median mortgage repayment for households currently paying off a mortgage. Source: ABS 2021 Census.
ABS Census Data →Proportion of separate houses vs units, townhouses, and other dwelling types. Source: ABS 2021 Census. Relevant for investors assessing rental demand mix.
ABS Census Data →Coastal lifestyle is a strong draw for Mount Coolum, supporting both long-term rental demand and holiday letting potential. Seaside suburbs in Queensland consistently attract interstate migration and lifestyle buyers. The median rent of $450/week (ABS 2021) indicates a mid-range rental market. Owner-occupiers face a median mortgage repayment of $1,863/month. The median household income of $87,880/year reflects a solid demographic, supporting sustainable rental demand.
Mount Coolum offers moderate buy-and-hold potential — look for properties with value-add opportunities.
Strong tenant demand in Mount Coolum underpins consistent rental income and low vacancy risk.
The resale market in Mount Coolum may not support quick-turnaround renovation projects.
Run the numbers on a Mount Coolum property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Mount Coolum is expected to see moderate price growth in 2026 as the broader Queensland market stabilises. The rental market in Mount Coolum should see steady occupancy, with moderate upward pressure on rents. The market mood around Mount Coolum is balanced — neither bullish nor bearish heading into 2026.
Mount Coolum is a coastal area in Queensland with a population of 4,545. The median rent is $450/week and the median household income is $87,880/year (ABS 2021 Census). As with any property investment, conduct thorough due diligence on current listings, vacancy rates, and local infrastructure plans before committing.
Key demand drivers in Mount Coolum include lifestyle appeal and proximity to the coast. 57% of dwellings are separate houses. The area has approximately 1 schools and 2 parks nearby.
According to the ABS 2021 Census, Mount Coolum has a population of approximately 4,545. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Mount Coolum is approximately 101 km straight-line distance from the Brisbane CBD (calculated from ABS 2021 suburb centroid coordinates). As a regional or remote location, travel to the capital is significant — local amenities and employment are important investment considerations.