ABS 2021 Census · Updated 31 March 2026
Grand Secret is a coastal suburb in Queensland, Australia, with a population of approximately 151, making it a boutique locality. Located approximately 1073 km from the Brisbane CBD, Grand Secret is a coastal area in Queensland. The median household income is $70,408 AUD per year (ABS 2021 Census).
Household earnings in Grand Secret are below the state average, which may affect long-term capital growth. Seaside positioning attracts both owner-occupiers and holiday rental demand.
Map shows Grand Secret, Queensland, Australia.
Official Australia Post postcode for Grand Secret. 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 Grand Secret on My School →Estimated 1 park 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 Grand Secret, 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 $230/week (ABS 2021) indicates an affordable rental market. Owner-occupiers face a median mortgage repayment of $1,296/month. 83% of dwellings are separate houses, indicating a predominantly family-oriented, land-rich market.
A buy-and-hold approach in Grand Secret could work well with careful property selection and a longer time horizon.
Grand Secret's rental market is softer — budget for potential vacancy periods.
The resale market in Grand Secret may not support quick-turnaround renovation projects.
Run the numbers on a Grand Secret property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Growth in Grand Secret through 2026 will likely be steady rather than spectacular, tracking the wider market. The rental market in Grand Secret should see steady occupancy, with moderate upward pressure on rents. Sentiment is subdued, though improving local conditions could shift perceptions over time.
Grand Secret is a coastal area in Queensland with a population of 151. The median rent is $230/week and the median household income is $70,408/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 Grand Secret include lifestyle appeal and proximity to the coast. 83% of dwellings are separate houses. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, Grand Secret has a population of approximately 151. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Grand Secret is approximately 1073 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.