Flagstone (Qld)

Detail

Analysis of ABS population updates for the wider region and new address data validated by Districts since the Census indicates that the suburb of Flagstone has an estimated population of 9,486 as of May 2026. This represents a growth of 2,399 people (33.9%) from the 2021 Census, which documented a population of 7,087 people. This shift is derived from a resident population of 9,156, estimated by Districts following an analysis of the ABS June 2025 ERP data release, combined with an additional 564 validated new addresses post-Census. The current population translates to a density ratio of 717 persons per square kilometer, which aligns closely with typical averages recorded across areas evaluated by Districts. The suburb of Flagstone recorded 33.9% growth since the 2021 census, outstripping the national rate of 9.3% and the state average, positioning it as a regional growth leader. Population expansion was chiefly propelled by interstate migration, which accounted for approximately of total population increases recently, though natural growth and overseas migration also contributed positively.

Detail

The suburb of Flagstone has a balanced workforce of white and blue collar workers, with the construction sector showing high representation, an unemployment rate of only 3.5%, and relatively stable employment over the prior year, based on Districts statistical area data. As of March 2026, there are 4,933 working residents, with the unemployment rate sitting 0.8% below the Greater Brisbane rate of 4.3%, and workforce participation at a standard level (75.1% compared to 70.4% in Greater Brisbane). Census figures showed that a low 11.3% of residents worked from home, although Covid-19 lockdown influences should be taken into account.

Detail

The latest postcode-level ATO data from Districts for financial year 2023 indicates that incomes in the suburb of Flagstone are lower than the national average, with a median of $52,796 and an average of $59,829. This is below the Greater Brisbane median of $58,236 and average of $72,799. Factoring in Wage Price Index growth of 11.36% since financial year 2023, current estimates would be approximately $58,794 for the median and $66,626 for the average as of March 2026. Based on 2021 Census data, household, family, and personal incomes in the suburb of Flagstone sit around the 66th percentile nationally. The income profile reveals that 46.8% of the population (4,439 individuals) earn in the $1,500 - 2,999 range, reflecting the broader region where are in this bracket. High housing costs take up of income, although solid overall earnings keep disposable income at the th percentile.

Detail

Dwelling types in the suburb of Flagstone at the time of the latest Census consisted of 98.8% detached houses and 1.1% other housing types, such as semi-detached homes, apartments, and alternative dwellings, compared to the Brisbane metro split of 73.5% houses and 26.5% other dwellings. Home ownership in the suburb of Flagstone lagged the Brisbane metro rate, sitting at 12.7%, with the remaining properties being mortgaged (64.1%) or rented (23.2%). The median monthly mortgage payment in the area was lower than the Brisbane metro average at $1,820, while the median weekly rent was $395, compared to Brisbane metro averages of $1,863 and $380 respectively. Nationally, mortgage repayments in the suburb of Flagstone are lower than the Australian average of $1,863, while rent costs exceed the national average of $375.

Detail

Family households comprise the vast majority of homes at 88.5%, consisting of couples with children at 49.3%, couples without children at 21.5%, and single parent families at 16.6%. Non-family households represent the remaining 11.5%, with lone person households at 9.9% and group houses at 1.8% of the total. The median household size is 3.3 people, which is larger than the Greater Brisbane average of 2.6.

Detail

The locality face educational hurdles, with university qualification rates at 11.0%, which is well below the Greater Brisbane average of 30.5%. This presents a challenge as well as an opportunity for targeted educational programs. Bachelor degrees are the most common at 8.1%, followed by graduate diplomas at 1.7% and postgraduate qualifications at 1.2%. Vocational skills are highly represented, with 47.7% of residents aged 15+ holding technical credentials, consisting of advanced diplomas (11.8%) and certificates (35.9%).

Detail

Public transport analysis shows 8 active transit stops in the suburb of Flagstone, consisting of bus services. These stops are served by 1 separate routes, which provide 254 weekly passenger journeys. Transport access is classified as limited, with residents living an average of 877 meters from the nearest stop. Due to the residential nature of the locality, most workers commute out of the area, with private cars remaining the primary choice for 96% of commuters. Household car ownership averages 2.0 per dwelling, which is higher than the regional average. A relatively low 11.3% of residents work from home (based on the 2021 Census, which may show the influence of COVID-19 rules).

Detail

Health indicators highlight notable challenges for the suburb of Flagstone, based on Districts' evaluation of mortality statistics and chronic disease rates, which are prominent in both younger and older cohorts, alongside a relatively low rate of private health insurance coverage at approximately 51% of the population (~4,829 people). This is below the 55.8% recorded for Greater Brisbane.

Detail

The suburb of Flagstone exhibits lower than average levels of cultural diversity, with citizens making up 86.0% of the population, 82.9% born in Australia, and 93.9% speaking only English at home. Christianity is the primary religion, followed by 37.6% of residents. The most distinct overrepresentation is in the Other category, which accounts for 0.6% of the population compared to 1.3% in Greater Brisbane.

Detail

With a median age of 31 years, the suburb of Flagstone has a younger population than the Greater Brisbane average of 36 and is younger than the Australian median of 38. Compared to Greater Brisbane, the suburb of Flagstone shows a higher percentage of children aged 5 - 14 (17.6%) but a lower share of people aged 25 - 34 (12.9%). The proportion of residents aged 5 - 14 is higher than the national figure of 12.0%. Data since the 2021 Census reveals the 55 to 64 age group rose from 7.7% to 9.4% of the population, and the 65 to 74 group grew from 4.8% to 6.3%. Meanwhile, the to group decreased from to , and the to group fell from to . Demographic projections indicate that the age profile in the suburb of Flagstone will change significantly by . The to age bracket is expected to grow substantially, adding people () to rise from to .

Detail

Flagstone currently has an estimated 758 children under 5 years old, comprising approximately 384 children aged 0-2 and 256 children aged 3-4. This cohort grew by an estimated 20% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 64% by 2041 (to approximately 1,245 children). Meanwhile the 5-12 cohort currently amounts to 1,321. Recent growth has been driven by high birth rates observed in the area, with approximately 12.3 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the top 30% of areas assessed nationally. This rate has slowed down slightly in recent years however.