Maryville (NSW)

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Analysis of ABS population figures for the surrounding region combined with new address validation indicates the suburb of Maryville has an estimated 1,861 residents as of May 2026. This represents a gain of 190 residents (11.4%) relative to the 2021 Census, which counted 1,671 individuals. This trend is derived from a resident population of 1,860 calculated after reviewing the June 2025 ERP release by the ABS, supplemented by 19 validated new addresses registered after the Census. The local population density stands at 3,154 persons per square kilometer, placing the suburb in the top quarter of national areas analyzed. The 11.4% expansion rate since the 2021 census outpaced the Rest of NSW (4.9%) and the broader SA4 region, positioning the suburb as a leader in regional growth. The main driver of this expansion was overseas migration, which accounted for approximately 37.0% of the overall population rise in recent times, though interstate arrivals and natural increase also made positive contributions.

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The local workforce is characterized by high levels of education, with a strong presence of professionals and an unemployment rate of only 2.6%, according to aggregated regional statistics. As of March 2026, there are 1,135 employed residents, and the local unemployment rate sits 1.5% below the Regional NSW benchmark of 4.1%. Workforce participation is unusually strong at 73.5%, compared to 60.6% across Regional NSW. Census data indicates that a high proportion of employed residents (38.7%) worked from home, though this figure may have been influenced by pandemic-related lockdown measures.

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Postcode-level ATO data released for the 2023 financial year indicates that taxpayers in the area had a median income of $59,223 and an average income of $71,800. These figures exceed the national averages and compare to regional figures of $52,390 (median) and $65,215 (average) across Regional NSW. Adjusting these values for a 10.32% rise in the Wage Price Index since the 2023 financial year yields estimated figures of approximately $65,335 for the median and $79,210 for the average as of March 2026. According to the 2021 Census, household, family, and individual incomes all rank highly, placing in the 70th to 80th percentiles nationwide. In terms of earnings brackets, the weekly range of $1,500 - 2,999 is the most common, accounting for 32.3% of residents ( people), which matches the regional trend of . Affluence is notable, with of residents earning more than weekly, a factor that supports high-end retail and local services. Although residential costs absorb of income, strong earnings keep disposable income in the st percentile, placing the area in the th decile for SEIFA income rankings.

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Census data reveals that standalone houses make up 62.4% of the housing stock in the suburb of Maryville, while semi-detached properties, units, and other dwellings account for the remaining 37.6%. This compares to a split of 82.6% houses and 17.4% other dwellings across Regional NSW. Home ownership levels in the area lag behind the regional average, standing at 34.3%, with the remaining properties occupied by households with a mortgage (34.9%) or renting (30.8%). The median monthly mortgage payment of $2,000 is higher than the Regional NSW average of $1,733, while the median weekly rent of $505 compares to $330 regionally. On a national level, monthly mortgage outlays exceed the Australian median of $1,863, and weekly rents are significantly higher than the national figure of $375.

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Families comprise 64.7% of all households, consisting of couples with children (24.9%), couples without children (28.3%), and single-parent households (10.2%). Non-family living arrangements account for the remaining 35.3%, with single-person households representing 26.3% and group households making up 8.3%. The median household size of 2.3 individuals is slightly below the Regional NSW average of 2.4.

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The proportion of residents with tertiary qualifications in the suburb of Maryville is significantly higher than broader benchmarks, with 41.6% of residents aged 15 and over holding a university degree, compared to 21.3% in the Rest of NSW and 26.1% in the SA4 region. This education profile positions the community well for professional and academic opportunities. Bachelor degrees are the most common qualification at 28.5%, followed by postgraduate degrees (9.3%) and graduate diplomas (3.8%). Vocational and technical qualifications are also common, with 30.9% of residents aged 15 and over holding trade credentials, consisting of advanced diplomas (11.9%) and certificates (19.0%).

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Public transport infrastructure consists of 9 active stops within the boundaries, served by buses. These locations are connected to 3 distinct routes, which accommodate 106 weekly passenger journeys. Accessibility is favorable, with residents living an average of 231 meters from their nearest stop. The area functions primarily as a commuter suburb, with 88% of working residents traveling by car, 6% on foot, and 5% by bicycle. Households own an average of 1.3 motor vehicles, which is lower than the regional standard. A high proportion of residents (38.7%) worked from home according to the 2021 Census, a figure that may reflect pandemic conditions.

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Health indicators in the area are generally in line with national averages, with normal rates of chronic illnesses and common health issues recorded across all age brackets. Private health insurance coverage is high, with approximately 55% of the population (~1,029 people) holding cover, compared to 51.9% across Regional NSW.

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Cultural diversity measures are below the national average, with Australian-born residents accounting for 88.0% of the population, citizens representing 93.1%, and monolingual English speakers making up 94.9%. Christianity is the most common religious affiliation, followed by 37.4% of the population. The most pronounced religious overrepresentation relative to the region is Islam, which accounts for 0.8% of residents, equal to the 0.8% benchmark for Regional NSW.

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The median age of residents is 38, which is lower than the Regional NSW average of 43 and aligns with the national median of 38. The 25 to 34 age bracket is highly represented at 18.5% of the population, whereas children aged 5 to 14 represent a lower share at 8.4%. Since the 2021 Census, the proportion of residents aged 25 to 34 increased from 16.1% to 18.5%, and the 35 to 44 cohort grew from 14.9% to 16.4%. Conversely, the 55 to 64 group decreased from 14.6% to 12.8%, and the 45 to group dropped from to . Demographic modeling indicates the age profile will shift by led by a increase ( people) in the to cohort, which is projected to rise from to residents. Meanwhile, contractions are projected for the to and to age groups.

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Maryville currently has an estimated 122 children under 5 years old, comprising approximately 61 children aged 0-2 and 40 children aged 3-4. This cohort grew by an estimated 18% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 17% by 2041 (to approximately 143 children). Meanwhile the 5-12 cohort currently amounts to 115. While growth has been positive birth rates observed in the area have been moderate, with approximately 9.8 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally. This rate has slowed down slightly in recent years however.