St Lucia

St Lucia is positioned among the lower quartile of areas assessed nationally for population growth based on AreaSearch's assessment of recent, and medium term trends

St Lucia's population was approximately 15,344 as of February 2026, according to AreaSearch's analysis. This figure represents an increase of 3,124 people from the 2021 Census total of 12,220, indicating a growth rate of 25.6%. The change is inferred from the estimated resident population of 14,981 in June 2024 and an additional 127 validated new addresses since the Census date. This results in a population density ratio of 4,486 persons per square kilometer, placing St Lucia within the top 10% of national locations assessed by AreaSearch. The area's growth rate exceeded the SA4 region's (8.5%) and the national average, making it a growth leader. Overseas migration contributed approximately 96.4% of overall population gains during recent periods.

AreaSearch uses ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered by this data and years post-2032, Queensland State Government's SA2 area projections are adopted, released in 2023 based on 2021 data. However, these state projections do not provide age category splits, so AreaSearch applies proportional growth weightings from the ABS Greater Capital Region projections (released in 2023, based on 2022 data) for each age cohort when utilizing state projections. Future population trends indicate a median increase, with St Lucia expected to expand by 1,292 persons to 2041 based on the latest annual ERP population numbers, reflecting an overall increase of 6.0% over the 17-year period.

AreaSearch analysis of residential development drivers sees St Lucia recording a relatively average level of approval activity when compared to local markets analysed countrywide

St Lucia has averaged approximately 27 new dwelling approvals per year. Over the past five financial years, from FY-21 to FY-25135 homes were approved, with an additional one approved so far in FY-26. This results in a demand of around 10 people moving to the area for each dwelling built over these years.

Consequently, demand significantly outpaces supply, typically exerting upward pressure on prices and increasing competition among buyers. The average value of new homes being constructed is $536,000, indicating that developers are focusing on the premium market with high-end developments. In this financial year, commercial development approvals totaled $138.6 million, suggesting robust local business investment. Compared to Greater Brisbane, St Lucia shows substantially reduced construction activity, at 57.0% below the regional average per person. This constrained new construction usually reinforces demand and pricing for existing homes.

The area's construction activity is also below average nationally, reflecting its maturity and possible planning constraints. Recent construction comprises 73.0% detached houses and 27.0% townhouses or apartments, maintaining the area's traditional suburban character with a focus on family homes appealing to those seeking space. Notably, developers are constructing more detached housing than the existing pattern implies (33.0% at Census), reflecting persistent strong demand for family homes amid densification trends. St Lucia reflects a highly mature market with around 699 people per dwelling approval. Looking ahead, St Lucia is expected to grow by 929 residents through to 2041, according to the latest AreaSearch quarterly estimate. At current development rates, new housing supply should comfortably meet demand, providing good conditions for buyers and potentially supporting growth beyond current population projections.

St Lucia has very high levels of nearby infrastructure activity, ranking in the top 20% nationally

Changes in local infrastructure significantly impact an area's performance. AreaSearch has identified 33 projects that could affect this region. Notable ones include the University of Queensland Paralympic Centre of Excellence, the 525-home Indooroopilly Development, the University of Queensland Student Residence Complex, and the St Lucia Site Development Plan. The following list details those most likely to be relevant.

Professional plan users can use the search below to filter and access additional projects.

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The employment environment in St Lucia shows above-average strength when compared nationally

St Lucia has a highly educated workforce with professional services well represented. Its unemployment rate is 2.5%. As of September 2025, 8,285 residents are employed while the unemployment rate is 1.5% lower than Greater Brisbane's rate of 4.0%.

Workforce participation in St Lucia lags at 62.7%, compared to Greater Brisbane's 70.7%. According to Census responses, 32.9% of residents work from home. Dominant employment sectors include education & training, professional & technical services, and health care & social assistance. Education & training has a particularly high representation, at 2.2 times the regional level.

Conversely, construction shows lower representation at 3.3%, compared to the regional average of 9.0%. The worker-to-resident ratio is 0.9, indicating substantial local employment opportunities. Between September 2024 and August 2025, St Lucia's labour force decreased by 3.0% while employment declined by 2.5%, causing unemployment to fall by 0.5 percentage points. In contrast, Greater Brisbane experienced employment growth of 3.8% and labour force growth of 3.3%. National employment forecasts from May-25 project a 6.6% increase over five years and 13.7% over ten years. Applying these projections to St Lucia's employment mix suggests local employment should increase by 6.8% over five years and 13.9% over ten years, though this is a simple weighting extrapolation for illustrative purposes and does not account for localised population projections.

Income levels sit below national averages according to AreaSearch assessment

The St Lucia SA2 had a median taxpayer income of $43,332 and an average income of $78,773 in the latest postcode level ATO data aggregated by AreaSearch for the financial year 2023. This was higher than national averages, contrasting with Greater Brisbane's median income of $58,236 and average income of $72,799. Based on Wage Price Index growth of 9.91% since financial year 2023, current estimates would be approximately $47,626 (median) and $86,579 (average) as of September 2025. According to the 2021 Census figures, individual incomes ranked at the 6th percentile with a weekly income of $548, while household income performed better at the 51st percentile. The largest income segment comprised 31.0% earning between $1,500 and $2,999 weekly, with 4,756 residents falling into this category. This aligns with the region where this cohort likewise represents 33.3%. Housing affordability pressures were severe, with only 82.6% of income remaining after housing costs, ranking at the 49th percentile. The area's SEIFA income ranking placed it in the 7th decile.

St Lucia features a more urban dwelling mix with significant apartment living, with above-average rates of outright home ownership

St Lucia's dwelling structure, as per the latest Census, consisted of 33.1% houses and 66.9% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Brisbane metro had 73.5% houses and 26.5% other dwellings. Home ownership in St Lucia was 27.4%, similar to Brisbane metro's level. Dwellings were either mortgaged (18.3%) or rented (54.3%). The median monthly mortgage repayment in St Lucia was $2,000, higher than Brisbane metro's average of $1,863. Median weekly rent in St Lucia was $410, compared to Brisbane metro's $380. Nationally, St Lucia's mortgage repayments exceeded the Australian average of $1,863, and rents were higher than the national figure of $375.

St Lucia features high concentrations of group households, with a lower-than-average median household size

Family households constitute 55.1% of all households, including 21.9% couples with children, 23.9% couples without children, and 6.3% single parent families. Non-family households account for the remaining 44.9%, with lone person households at 25.0% and group households comprising 19.9%. The median household size is 2.4 people, which is smaller than the Greater Brisbane average of 2.6.

St Lucia shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators

St Lucia has a notably high level of educational attainment among its residents aged 15 and above, with 51.6% holding university qualifications compared to the broader benchmarks of 25.7% in Queensland (QLD) and 30.4% in Australia. This significant educational advantage positions St Lucia strongly for knowledge-based opportunities. Bachelor degrees are the most prevalent at 27.0%, followed by postgraduate qualifications at 21.9% and graduate diplomas at 2.7%. Technical qualifications represent 13.6% of educational achievements, with advanced diplomas accounting for 6.2% and certificates for 7.4%.

Educational participation is notably high in St Lucia, with 56.0% of residents currently enrolled in formal education. This includes 41.9% in tertiary education, 5.8% in primary education, and 3.9% pursuing secondary education.

Transport servicing is high compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

St Lucia has 55 active public transport stops, offering a mix of ferry and bus services. These stops are served by 17 routes, collectively providing 6,364 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 149 meters from the nearest stop. Most residents commute outward daily. Car remains the dominant mode at 53%, followed by bus at 18% and walking at 10%. Vehicle ownership averages 0.9 per dwelling, below the regional average.

According to the 2021 Census, 32.9% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 909 trips per day across all routes, equating to approximately 115 weekly trips per stop.

St Lucia's residents boast exceedingly positive health performance metrics with very low prevalence of common health conditions across all age groups

St Lucia's health outcomes show exceptional results, as per AreaSearch's evaluation of mortality rates and chronic condition prevalence. The area has a very low prevalence of common health conditions across all age groups.

Private health cover is found to be high at approximately 58% of the total population (~8,960 people), compared to 55.8% in Greater Brisbane. Mental health issues and asthma are the most prevalent medical conditions, affecting 8.6 and 7.3% of residents respectively. 77.2% of residents declare themselves completely clear of medical ailments, higher than the 69.2% across Greater Brisbane. St Lucia has 11.2% of residents aged 65 and over (1,713 people), lower than the 15.2% in Greater Brisbane. Health outcomes among seniors are notably strong, aligning with national rankings for the general population.

St Lucia is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

St Lucia has a high level of cultural diversity, with 33.6% of its population speaking a language other than English at home and 42.9% born overseas. Christianity is the main religion in St Lucia, comprising 34.9% of its people. Judaism is overrepresented in St Lucia compared to Greater Brisbane, making up 0.3% versus 0.1%.

The top three ancestry groups in St Lucia are English at 21.4%, Australian at 19.1%, and Other at 14.3%. Notable divergences exist in the representation of Chinese (10.9% vs regional 3.4%), South African (0.8% vs 0.6%), and Russian (0.5% vs 0.3%) ethnic groups.

St Lucia hosts a very young demographic, ranking in the bottom 10% of areas nationwide

St Lucia's median age is 24, lower than Greater Brisbane's 36 and Australia's 38 years. The age profile shows a prominent 15-24 year-old group (41.4%), smaller 55-64 group (4.7%) compared to Greater Brisbane, and higher concentration of 15-24s than the national 12.5%. Post-2021 Census data indicates rejuvenation with median age falling from 25 to 24 years. The 15-24 group grew from 38.1% to 41.4%, while the 55-64 cohort declined from 6.0% to 4.7%. The 35-44 group dropped from 10.6% to 9.5%. By 2041, demographic projections show significant shifts: the 85+ age cohort is projected to surge by 400 people (179%), from 224 to 625. Residents aged 65 and older represent 67% of anticipated growth. Conversely, the 5-14 and 0-4 cohorts are expected to experience population declines.