Williamstown North (Vic.)

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According to ABS population figures compiled for the surrounding region and subsequent address data verified by Districts, the suburb of Williamstown North has a projected population of approximately 2,280 as of May 2026. This represents a growth of 658 residents (40.6%) compared to the 2021 Census, when the population stood at 1,622 people. This growth is calculated from an estimated baseline of 2,269 residents determined by Districts using the ABS June 2025 ERP release, combined with an additional 358 validated new addresses recorded after the census. The population level results in a density of 1,273 persons per square kilometer, a figure that sits above the typical density of national locations evaluated by Districts. The 40.6% rate of expansion in the suburb of Williamstown North since the 2021 census outpaced the broader SA3 region (6.8%) and the state, positioning the locality as a regional leader in population growth. This growth was largely fueled by arrivals from overseas, who accounted for roughly of the overall population rise in recent times.

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Williamstown North boasts a highly educated labor pool, with the tech industry standing out for its strong presence, an unemployment rate of only 2.9%, and an estimated employment growth of 3.0% over the previous year, according to data aggregated by Districts. By March 2026, there were 1,159 employed residents, and the local unemployment rate sat at 1.8% below Greater Melbourne's 4.8% figure, while workforce participation fell well short at 59.3% relative to the metropolitan area's 70.2%. Census data indicates that 41.2% of residents worked from home, although this figure should be viewed in light of the lingering effects of Covid-19 lockdown measures.

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ATO records for the postcode level aggregated by Districts for financial year 2023 show Williamstown North has a median taxpayer income of $60,811 and an average income of $93,841. This represents a very high income profile by national standards, exceeding the Greater Melbourne median of $57,688 and average of $75,164. Adjusting for a Wage Price Index growth of 9.62% since financial year 2023, current estimates for March 2026 are approximately $66,661 for the median and $102,869 for the average. According to 2021 Census data, household, family, and individual incomes in Williamstown North are positioned high nationally, falling between the 75th and 76th percentiles. Income distribution figures show that 27.7% of the local population (631 individuals) earn between and weekly, which is similar to the wider region where of earners fall into this bracket. High-income earners are prominent, with of the community earning more than per week, pointing to strong purchasing capability. Elevated housing costs account for of total income, but high overall earnings keep disposable income at the th percentile, while the SEIFA index ranks the suburb in the th decile for income.

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At the most recent Census, the distribution of dwelling types in Williamstown North consisted of 38.9% separate houses and 61.1% other housing types (including semi-detached properties, apartments, and alternative dwellings), compared to the Melbourne metropolitan profile of 67.9% separate houses and 32.1% other housing types. The home ownership rate in Williamstown North was lower than the metropolitan average at 25.3%, with the remaining properties being held under a mortgage (37.1%) or rented (37.6%). The median monthly mortgage payment of $2,383 was significantly higher than the Melbourne metropolitan average of $2,000, while the median weekly rental cost was $400, compared to $390 across metropolitan Melbourne. Nationally, mortgage costs in Williamstown North are higher than the Australian median of $1,863, and weekly rents exceed the national median of $375.

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Families comprise the majority of households at 62.8%, which includes 29.4% couples raising children, 23.9% couples without children, and 9.7% single parents. Non-family living arrangements account for the remaining 37.2%, with single-person households representing 33.6% and group households making up 2.9% of the total. The median household size of 2.3 individuals is lower than the Greater Melbourne average of 2.6.

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The educational profile of the suburb is distinct within the region, with university graduation rates (35.9% of residents aged 15+) exceeding the Australian national benchmark of 30.4% and the SA4 regional average of 32.0%, showing a strong community focus on higher learning. Bachelor degrees are the most common qualification at 22.7%, followed by postgraduate degrees (9.6%) and graduate diplomas (3.6%). Vocational and technical qualifications are also widely held, with 29.1% of residents aged 15+ possessing vocational credentials, consisting of advanced diplomas (12.2%) and certificates (16.9%).

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Analysis of the local transit network shows 6 active transport stops within Williamstown North, consisting of various bus options. These stops are served by 1 unique route, which provides 114 passenger trips per week. Transport access is rated as good, with residents living an average of 214 meters from their nearest transit stop. Given the suburb's residential nature, the majority of workers commute to other areas, with private vehicles remaining the primary mode of travel at 82% and trains accounting for 10%. Car ownership stands at an average of 1.1 vehicles per household, which is below the regional average. A high 41.2% of residents work from home, based on 2021 Census figures which may reflect COVID-19 pandemic conditions.

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Assessments of mortality and chronic illnesses by Districts indicate that the health profile of Williamstown North is close to national averages. The prevalence of common health issues in the general community is typical, though it rises above the national average among older age brackets. The rate of private health insurance is high, covering approximately 64% of the population (1,454 people), compared to 56.7% in Greater Melbourne and a national average of 55.7%.

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Williamstown North shows higher levels of cultural diversity than most local property markets, with 26.6% of its population born outside of Australia and 16.9% speaking a non-English language at home. Christianity is the primary religion, followed by 44.7% of the population. The most distinct religious overrepresentation is seen in Judaism, which accounts for 0.3% of the community compared to 1.0% across Greater Melbourne.

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The median age of 42 years in Williamstown North is higher than the Greater Melbourne average of 37 and the national average of 38 years. The 65 - 74 age bracket is well represented at 11.6% compared to Greater Melbourne, while the 5 - 14 group is less common at 6.7%. Figures since the 2021 Census show the 75 to 84 cohort has increased from 5.9% to 8.8% of the population, and the 15 to 24 group has risen from 12.6% to 14.0%. On the other hand, the 5 - 14 cohort declined from 8.5% to 6.7%, and the 45 to group dropped from to . Projections for forecast major changes in the age structure of Williamstown North. Leading this shift, the to bracket is expected to expand by ( people), growing from to . The combined cohorts aged + will account for of the net population growth, highlighting the aging profile of the suburb. In contrast, the to and to brackets are projected to shrink.

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Williamstown North currently has an estimated 100 children under 5 years old, comprising approximately 48 children aged 0-2 and 31 children aged 3-4. This cohort grew by an estimated 22% since the previous census. though population forecasts indicate future decline, with an anticipated decrease of 22% by 2041 (to approximately 78 children). Meanwhile the 5-12 cohort currently amounts to 212. While growth has been positive birth rates observed in the area have been low, with approximately 6.4 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the bottom 20% of areas assessed nationally. This rate has slowed down slightly in recent years however.