Langwarrin (Vic.)

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Recent ABS population datasets for the surrounding region combined with new address validations by Districts since the Census show the suburb of Langwarrin had an estimated 24,422 residents as of May 2026. Compared to the 2021 Census population of 23,588, this shows an expansion of 834 people (3.5%). The figure is calculated from a resident base of 24,375 estimated by Districts using the ABS June 2025 ERP release, with another 180 validated new addresses added after the Census date. This population level means there are 846 persons per square kilometer, matching typical densities across other spots analyzed by Districts. The 3.5% population increase in the suburb of Langwarrin since the 2021 census outpaced the broader SA4 region (3.2%), making it a regional growth leader. Natural increases drove the expansion, account for about 60.0% of the overall population rise lately.

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The local workforce is highly skilled, particularly in the building sector, with an unemployment rate sitting at 3.2% and annual job growth estimated at 0.5% based on Districts compilations. There were 13,657 employed residents in March 2026, and the jobless rate was 1.6% lower than the 4.8% rate seen across Greater Melbourne, while workforce participation is comparable to the metropolitan average of 70.2%. Census figures indicate a moderate 22.1% of local workers operated from home, though this was likely affected by pandemic lockdowns.

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Aggregated ATO statistics for financial year 2023 show that taxpayers in Langwarrin recorded a median income of $55,643 and an average of $65,885. These statistics are slightly below the national averages and compare to $57,688 (median) and $75,164 (average) across Greater Melbourne. Adjusting for WPI growth of 9.62% since financial year 2023 yields estimated values of $60,996 for the median and $72,223 for the average as of March 2026. The 2021 Census ranks household, family, and individual incomes in the area around the 61st percentile nationally. The most common earnings bracket is $1,500 - 2,999, which includes 37.3% of the local population (9,109 individuals), which is similar to the regional share of 32.8%. Households retain of their income after paying for housing, and the area ranks in the th decile of the SEIFA index.

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The local housing stock at the time of the latest Census consisted of 82.7% detached houses and 17.3% other home types, compared to metropolitan Melbourne where detached houses made up 67.9% and other dwellings accounted for 32.1%. The home ownership rate stood at 30.7%, which aligned with metropolitan averages, while mortgaged homes accounted for 51.2% and rented properties made up 18.1%. The median monthly mortgage payment was below the metropolitan average at $1,863, and the median weekly rent was $365, compared to $2,000 and $390 across Greater Melbourne. Locally, mortgage costs match the national average of $1,863, while rental costs are below the Australian median of $375.

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Families make up 75.4% of households, consisting of couples with children at 37.2%, couples without children at 25.1%, and single parent households at 12.3%. Non-family households account for 24.6% of the total, with lone person households representing 22.7% and group homes at 1.9%. The median household size is 2.7 residents, slightly larger than the metropolitan Melbourne average of 2.6.

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Educational profiles present some challenges, as university completion rates (18.0%) are significantly lower than the Greater Melbourne average of 37.0%. Bachelor degrees are the most common qualification at 13.0%, followed by graduate diplomas at 2.6% and postgraduate degrees at 2.4%. Vocational and technical skills are highly prevalent, with 43.1% of residents aged 15+ holding a vocational qualification, consisting of advanced diplomas at 12.6% and certificate qualifications at 30.5%.

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The local transit network consists of 86 active bus stops. These stops are served by 6 routes, generating 964 passenger journeys each week. Public transport access is good, with residents living an average of 350 meters from the nearest stop. The suburb is primarily commuter-based, with 95% of trips made by car. Vehicle ownership is above the regional average at 1.7 cars per household. Working from home was recorded for 22.1% of residents during the 2021 Census, which may have been influenced by pandemic restrictions.

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Health outcomes present some challenges based on mortality and chronic illness data, with about 53% of residents (~12,916 people) holding private health insurance, which is slightly above the typical SA2 average. This compares to a coverage rate of 56.7% across Greater Melbourne.

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Cultural diversity metrics are below average, with 83.4% of residents born in Australia, 91.5% holding citizenship, and 94.2% speaking only English at home. Christianity is the primary religion, followed by 41.4% of the population. The most distinct relative overrepresentation is Judaism, which accounts for 0.1% of residents compared to 1.0% across Greater Melbourne.

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The median age of 38 matches the national average of 38 and is close to the Greater Melbourne median of 37. The suburb has a higher proportion of residents aged 55 - 64 (12.6%) but fewer aged 25 - 34 (11.6%) than the Melbourne average. The 75 to 84 cohort grew from 4.6% to 6.2% of the population since the 2021 Census, while the 25 to 34 age bracket decreased from 13.0% to 11.6%. Projections to 2041 indicate that the 75 to 84 cohort will increase by 63% (949 people), rising from to . This aging trend is prominent, with seniors aged + accounting for of all projected population growth, while decreases are expected in the to and to age brackets.

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Langwarrin currently has an estimated 1,514 children under 5 years old, comprising approximately 874 children aged 0-2 and 583 children aged 3-4. This cohort grew by an estimated 0% since the previous census. though population forecasts indicate future decline, with an anticipated decrease of 6% by 2041 (to approximately 1,427 children). Meanwhile the 5-12 cohort currently amounts to 2,561. Birth rates in the area have averaged 12.0 per 1,000 residents over the latest two-year period, a high rate (among the top 30% of areas assessed nationally).