Millicent (SA)

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Estimates from Districts indicate that the suburb of Millicent has a population of approximately 5,268 as of May 2026, which is based on an evaluation of ABS population adjustments for the surrounding region and 59 validated new addresses recorded since the Census. This represents a growth of 158 residents (3.1%) relative to the 2021 Census, which documented 5,110 residents. The current figure is calculated from the resident population of 5,268, which was determined by Districts through analyzing the June 2025 ABS ERP statistics combined with subsequent address updates. The resulting population density stands at 33 persons per square kilometer, indicating a spacious residential environment. This post-census growth rate of 3.1% trail the SA3 region's expansion of 4.9% by 1.8 percentage points, showing solid local growth dynamics. This growth was primarily fueled by interstate migration, which accounted for roughly 73.0% of the total population increase in recent times.

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The local workforce displays a mix of white-collar and industrial occupations, with a notable presence of manufacturing jobs, an unemployment rate of 4.7%, and a 3.1% expansion in employment over the preceding year, as compiled by Districts from statistical data. As of March 2026, there are 2,309 working residents. The local unemployment rate is 0.7 percentage points below the 5.5% recorded across Regional SA, while the participation rate is somewhat lower than the regional average, standing at 53.4% compared to 58.4%. Census records show that a minor portion of the workforce, 6.3%, operated from home, although these figures were likely influenced by pandemic-related lockdown measures.

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Postcode-level ATO data compiled by Districts for the 2023 financial year shows a median taxpayer income of $44,903 and an average income of $56,168 in the suburb of Millicent. These levels are below national averages, as well as the Regional SA figures of $48,920 for median income and $58,933 for average income. Adjusting for a Wage Price Index increase of 10.17% since the 2023 financial year, current estimated values would be around $49,470 for the median and $61,880 for the average as of March 2026. The 2021 Census indicates that household, family, and individual incomes in the area sit between the 2nd and 7th percentiles nationwide. The largest income bracket contains 30.2% of residents (1,590 people) earning between $400 - 799 weekly, which contrasts with the regional trend where the - range is most common at . Widespread financial strain is evident, with of households living on weekly incomes below . Although housing expenses are relatively low, allowing residents to retain of their income, total disposable income sits at the th percentile nationally.

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At the time of the latest Census, the housing mix in the suburb of Millicent was made up of 85.9% standalone houses and 14.1% semi-detached, apartment, or other dwelling types, compared to 88.5% houses and 11.5% other dwellings in Regional SA. The home ownership rate matched the Regional SA average of 42.5%, while the remaining properties were either owned with a mortgage (31.6%) or rented (25.8%). The median mortgage payment of $902 per month was lower than the Regional SA average of $1,153, and the median weekly rent was $175, compared to $220 across Regional SA. On a national level, housing costs are comparatively low, with local mortgage payments well below the Australian average of $1,863 and rents substantially below the national benchmark of $375.

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Families make up 62.5% of local households, consisting of 20.5% couples with children, 30.5% couples without children, and 10.3% single-parent households. Non-family households account for the remaining 37.5%, with single-person households representing 36.1% and group living situations making up 1.3% of the total. The median household size of 2.2 individuals is slightly below the Regional SA average of 2.3.

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Educational outcomes in the area show that university qualification rates stand at 9.7%, which is lower than the national figure of 30.4%. Among those with tertiary degrees, bachelor degrees are the most common at 7.3%, followed by postgraduate degrees at 1.3% and graduate diplomas at 1.1%. Vocational and technical training is common, with 39.1% of residents aged 15+ holding a vocational qualification, including 7.0% with advanced diplomas and 32.1% with certificates.

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Public health metrics indicate notable challenges for the suburb of Millicent, as shown by mortality and chronic disease data analyzed by Districts across both younger and older cohorts, alongside a relatively low rate of private health insurance coverage, which stands at approximately 49% of the population (~2,593 people) compared to a national average of 55.7%.

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Cultural diversity metrics are below average, with 88.9% of residents born in Australia, 91.8% holding citizenship, and 96.5% using only English at home. Christianity is the primary religious affiliation, representing 39.8% of the local population. The most prominent statistical divergence is in the Other religious category, which accounts for 0.6% of residents compared to 0.8% across Regional SA.

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The median age of 49 in the suburb of Millicent is slightly higher than the Regional SA average of 47 and significantly above the national median of 38. Compared to the wider region, there is a larger concentration of youth aged 15 - 24 (12.4%) but fewer adults aged 35 - 44 (8.4%). Between the 2021 Census, the proportion of residents aged 75 to 84 increased from 8.3% to 10.4%. Conversely, the 45 to 54 cohort fell from 13.0% to 11.4% and the 35 to 44 age bracket decreased from 9.7% to 8.4%. By 2041, demographic models indicate substantial changes in the age profile. The to cohort is projected to expand by (an increase of people), growing from to . Residents aged + are expected to make up of the overall population growth, highlighting the aging trend, while the to and to age groups are expected to decrease in size.

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Millicent currently has an estimated 231 children under 5 years old, comprising approximately 141 children aged 0-2 and 93 children aged 3-4. This cohort grew by an estimated 19% since the previous census. though population forecasts indicate future decline, with an anticipated decrease of 9% by 2041 (to approximately 211 children). Meanwhile the 5-12 cohort currently amounts to 438. While growth has been positive birth rates observed in the area have been moderate, with approximately 9.4 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally.