Kingston Se (SA)

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Based on analysis of ABS population updates for the broader area and new addresses validated by Districts, the estimated population of Kingston Se as of Feb 2026 is around 1,626. This reflects an increase of 284 people (21.2%) since the 2021 Census, which reported a population of 1,342 people. The change was inferred from the resident population of 1,472 estimated by Districts following examination of the latest ERP data release by the ABS in June 2024 and an additional 17 validated new addresses since the Census date. This level of population equates to a density ratio of 15.9 persons per square kilometer. Kingston Se's 21.2% growth since the 2021 census exceeded the SA3 area (6.9%) and the Rest of SA, marking it as a growth leader in the region. Population growth for the suburb was primarily driven by interstate migration that contributed approximately 81.0% of overall population gains during recent periods.

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Kingston Se has a balanced workforce comprising both white and blue collar jobs across various sectors. Its unemployment rate was 1.3% in the past year, with an estimated employment growth of 1.0%. As of September 2025688 residents are employed, with an unemployment rate of 4.1%, below Rest of SA's 5.3%.

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Kingston Se's median income among taxpayers in financial year 2023 was $42,915. The average income stood at $62,737 during the same period. In comparison, Rest of SA had median and average incomes of $48,920 and $58,933 respectively. By September 2025, estimates suggest median and average incomes in Kingston Se would be approximately $46,692 and $68,258 based on an 8.8% Wage Price Index growth since financial year 2023. According to the 2021 Census, household, family, and personal incomes in Kingston Se fell between the 9th and 16th percentiles nationally. The $400 - 799 earnings band captured 29.4% of the community (478 individuals), contrasting with the region where the $1,500 - bracket led at . Housing costs were modest, with of income retained. However, total disposable income ranked at just the th percentile nationally.

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The dwelling structure in Kingston Se, as per the latest Census, consisted of 92.2% houses and 7.7% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Non-Metro SA had 88.5% houses and 11.5% other dwellings. Home ownership in Kingston Se stood at 47.2%, with the remaining dwellings either mortgaged (27.7%) or rented (25.0%). The median monthly mortgage repayment was $1,083, lower than Non-Metro SA's average of $1,153 and significantly below the national average of $1,863. The median weekly rent in Kingston Se was recorded at $200, compared to Non-Metro SA's $220 and substantially below the national figure of $375.

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Family households constitute 61.8% of all households, including 18.0% couples with children, 37.6% couples without children, and 6.0% single parent families. Non-family households make up the remaining 38.2%, with lone person households at 35.0% and group households comprising 2.7%. The median household size is 2.0 people, which is smaller than the Rest of SA average of 2.3.

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The area's university qualification rate is 11.3%, significantly lower than the Australian average of 30.4%. This disparity presents both a challenge and an opportunity for targeted educational initiatives. Bachelor degrees are most common at 8.2%, followed by graduate diplomas (2.0%) and postgraduate qualifications (1.1%). Vocational credentials are prevalent, with 35.9% of residents aged 15+ holding such qualifications, including advanced diplomas (7.3%) and certificates (28.6%).

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Kingston Se's health metrics closely align with national benchmarks. Districts assessed mortality rates and chronic condition prevalence as fairly standard across both young and old age cohorts, with a relatively low private health cover rate of approximately 52% (around 842 people), compared to 48.9% in the rest of South Australia.

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Kingston SE was found to have below average cultural diversity, with 91.3% of its population being Australian citizens, born in Australia (92.5%), and speaking English only at home (98.3%). Christianity is the predominant religion in Kingston SE, comprising 47.3% of the population, compared to 45.2% across the rest of South Australia. The top three ancestry groups in Kingston SE are Australian (37.0%), English (35.6%), and Scottish (7.2%), with notable differences from regional averages for German (6.7% vs 8.2%), New Zealand (0.8% vs 0.3%), and Maori (0.6% vs 0.2%).

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Kingston Se's median age is 56 years, which exceeds Rest of SA's 47 years and is well above Australia's median age of 38 years. The age profile shows that the 65-74 year-olds are particularly prominent, making up 20.3% of the population, while the 35-44 group constitutes only 7.1%. This concentration of 65-74 year-olds is higher than the national average of 9.5%. Between 2021 and present, the 75 to 84 age group has grown from 11.8% to 13.8% of the population. Conversely, the 0 to 4 cohort has declined from 4.4% to 2.8%, and the 35 to group has decreased from to . Looking ahead to demographic projections indicate significant shifts in Kingston Se's age structure. The + age cohort is projected to rise substantially, increasing by people (an increase) from to . Senior residents aged and above will drive all population growth, emphasizing demographic aging trends. In contrast, population declines are projected for the to and to age cohorts.

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Kingston Se currently has an estimated 45 children under 5 years old, comprising approximately 35 children aged 0-2 and 24 children aged 3-4. This cohort declined by an estimated 24% since the previous census. while population forecasts indicate future decline, with an anticipated decrease of 13% by 2041 (to approximately 39 children). Meanwhile the 5-12 cohort currently amounts to 111. Birth rates in the area have averaged 10.4 per 1,000 residents over the latest two-year period, a moderate rate (within the middle tier nationally).