Wongawilli (NSW)

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Based on the examination of ABS population updates for the wider region, alongside new addresses validated by Districts since the Census, the suburb of Wongawilli has an estimated population of 1,641 as of May 2026. This represents a growth of 428 people (35.3%) since the 2021 Census, which documented a population of 1,213 people. The shift is calculated from a resident population of 1,620, estimated by Districts following analysis of the ABS's latest June 2025 ERP data release, combined with an additional 190 validated new addresses since the Census date. This population level translates to a density ratio of 373 persons per square kilometer, indicating substantial space per individual and potential scope for future development. The 35.3% growth rate of the suburb of Wongawilli since the 2021 census outpaced the SA3 area (4.7%) and the Rest of NSW, establishing it as a regional growth leader. Population increases in the area were mainly propelled by interstate migration, which accounted for approximately of total population gains in recent times, though all growth factors including natural increase and overseas migration remained positive contributors.

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Wongawilli possesses a well-qualified labor force with strong representation in essential service sectors, an unemployment rate of only 1.7%, and an estimated 4.3% growth in employment over the previous year, according to Districts aggregations of statistical area data. As of March 2026903 residents are employed, and the unemployment rate sits 2.4% below the 4.1% rate of Regional NSW, while workforce participation is exceptionally high (76.8% compared to 60.6% in Regional NSW). Census statistics show that a high 31.7% of residents worked from home, although the influence of Covid-19 lockdowns should be taken into account.

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Based on Districts' compilation of the most recent postcode level ATO data published for financial year 2023, the suburb of Wongawilli recorded a median taxpayer income of $70,691 and an average income of $87,459. This ranks among the highest tiers in Australia and compares to figures of $52,390 and $65,215 across Regional NSW. Factoring in Wage Price Index growth of 10.32% since financial year 2023, current estimates stand at approximately $77,986 (median) and $96,485 (average) as of March 2026. Census findings show that household, family, and individual incomes are all highly ranked in Wongawilli, placing between the 90th and 95th percentiles nationally. Income brackets show that the weekly earnings band of $1,500 - 2,999 contains 43.0% of the population ( individuals), mirroring regional trends where of people fall within this bracket. A substantial earn more than per week, indicating pockets of wealth that stimulate the local economy. Elevated housing costs absorb of income, yet strong earnings keep disposable income in the th percentile, and the area's SEIFA income ranking places it in the th decile.

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The mix of dwelling types in Wongawilli, recorded at the latest Census, consisted of 99.2% houses and 0.8% other dwelling types (semi-detached properties, apartments, and alternative housing), compared to 82.6% houses and 17.4% other dwellings in Regional NSW. Home ownership rates in Wongawilli trailed Regional NSW at 13.1%, with the remaining properties occupied by residents with a mortgage (77.0%) or renting (9.9%). The median monthly mortgage payment in the area stood at $2,600, which is significantly above the Regional NSW average of $1,733, while the median weekly rental cost was $600 compared to $330 in Regional NSW. On a national level, mortgage payments in Wongawilli are considerably higher than the Australian average of $1,863, and rents are substantially above the national figure of $375.

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Family households represent the vast majority of households at 93.2%, consisting of couples with children at 60.2%, couples without children at 25.6%, and single parent families at 5.6%. Non-family households account for the remaining 6.8%, with single-person households representing 7.2% and group households making up 1.4% of the total. The median household size of 3.4 individuals is larger than the Regional NSW average of 2.4.

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Levels of education in Wongawilli significantly exceed broader benchmarks, with 27.2% of residents aged 15+ holding tertiary degrees compared to 16.9% in the SA3 area and 21.3% in the Rest of NSW. This major educational advantage positions the area well for knowledge-based employment opportunities. Bachelor degrees are the most common qualification at 19.3%, followed by postgraduate degrees (6.2%) and graduate diplomas (1.7%). Vocational and technical qualifications are also common, with 41.8% of residents aged 15+ holding vocational credentials, consisting of advanced diplomas (11.5%) and certificates (30.3%).

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Analysis of public transport options reveals 5 active transport stops located within Wongawilli, which consist of bus services. These stops are served by 7 distinct routes, which combine to provide 200 passenger trips per week. Transport accessibility is classified as good, with residents living an average of 285 meters from the nearest stop. Due to the area's residential nature, the vast majority of residents travel outside the suburb for work, with cars remaining the main mode of travel at 99%. Car ownership stands at an average of 2.1 vehicles per household, which is higher than the regional average. A high 31.7% of residents work from home (based on 2021 Census data, which may reflect COVID-19 conditions).

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Health outcomes data reveals excellent results across Wongawilli, based on Districts' analysis of mortality rates and chronic illness prevalence, showing a very low incidence of common health issues across all age brackets. Additionally, the rate of private health insurance is exceptionally high, covering approximately 61% of the population (1,008 people). This compares to 51.9% in Regional NSW and a national average of 55.7%.

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Wongawilli aligns closely with the broader region's average regarding cultural diversity, with 82.9% of the population born in Australia, 92.3% holding citizenship, and 85.2% speaking only English at home. The predominant religion is Christianity, accounting for 64.2% of residents in Wongawilli, compared to 55.9% in Regional NSW.

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The median age of 32 years in Wongawilli is significantly lower than the Regional NSW average of 43 and the Australian median of 38. Compared to Regional NSW, Wongawilli has a higher proportion of residents aged 35 - 44 (18.3%) but fewer residents aged 65 - 74 (4.8%). Since the 2021 Census, the median age has increased by 1.0 years to 32, up from 31. Specifically, the 65 to 74 age bracket has expanded from 2.6% to 4.8% of the population, and the 15 to 24 cohort grew from 9.7% to 11.5%. In contrast, the 25 to age group decreased from to , and the to group declined from to . By Wongawilli is expected to undergo notable shifts in age structure, led by the to age bracket, which is projected to grow by ( people) to reach from .

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Wongawilli currently has an estimated 150 children under 5 years old, comprising approximately 74 children aged 0-2 and 50 children aged 3-4. This cohort grew by an estimated 11% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 37% by 2041 (to approximately 206 children). Meanwhile the 5-12 cohort currently amounts to 198. Recent growth has been driven by high birth rates observed in the area, with approximately 14.0 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the top 20% of areas assessed nationally.