Encounter Bay (SA)

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According to investigations of ABS demographic releases for the wider region and new locations confirmed by Districts post-Census, the suburb of Encounter Bay has a residency count calculated at approximately 5,480 as of May 2026. This indicates an expansion of 175 people (3.3%) relative to the 2021 Census, which documented a population of 5,305 people. This shift is derived from the resident population of 5,436, calculated by Districts using the ABS June 2025 ERP release, combined with an additional 86 validated new addresses verified after the Census. Such population numbers yield a density ratio of 1,274 persons per square kilometer, exceeding the typical figure recorded across national sites analyzed by Districts. Throughout the previous decade, the suburb of Encounter Bay displayed steady expansion with a 1.1% compound annual growth rate, ahead of the SA4 region. Demographic gains in the area were mainly driven by interstate migration, which accounted for roughly 86.0% of the overall population increase during recent times.

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Encounter Bay has a skilled labour force with strong representation in critical service fields, an unemployment rate of just 3.9%, and a 1.6% rise in estimated employment over the last year, according to Districts regional data. As of March 2026, 1,560 local citizens are employed, which is 1.5% below the Regional SA unemployment level of 5.5%, while labour force participation is much lower (32.4% compared to 58.4% in Regional SA). Census returns show a modest 11.8% of workers operating from home, though this figure reflects the influence of Covid-19 health restrictions.

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Postcode-level ATO figures compiled by Districts for financial year 2023 show Encounter Bay has a median taxpayer income of $36,966 and an average of $47,228. These figures sit below national benchmarks, contrasting with Regional SA's median of $48,920 and average of $58,933. Adjusted for a Wage Price Index increase of 10.17% since financial year 2023, estimated values would stand at roughly $40,725 (median) and $52,031 (average) as of March 2026. Data from the 2021 Census places household, family, and individual incomes in Encounter Bay within the 1st to 4th percentiles nationwide. The weekly income distribution shows that 35.1% of the population (1,923 individuals) falls within the $400 - 799 bracket, contrasting with the capital city region where the - band is most common at . The high concentration of lower-income earners ( below /week) indicates limited household budgets for a large portion of the area. Even though housing costs remain low with of income retained, overall disposable income sits at only the th percentile nationally.

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Residential structures in Encounter Bay at the time of the latest Census consisted of 97.3% standalone houses and 2.7% alternative housing types (such as semi-detached homes, apartments, and other dwellings), compared to 88.5% houses and 11.5% other dwellings in Regional SA. Home ownership in Encounter Bay was significantly higher than the regional average, reaching 63.0%, while the remaining houses were held under a mortgage (18.8%) or rented (18.2%). The median monthly mortgage payment of $1,170 was higher than the Regional SA average of $1,153, and the median weekly rent was $305 compared to Regional SA's $220. Across the nation, mortgage outlays in Encounter Bay are notably lower than the Australian median of $1,863, and rent levels are well below the national median of $375.

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Families make up 64.7% of all local households, consisting of couples with children at 12.5%, couples without children at 44.3%, and single-parent households at 7.4%. The remaining 35.3% are non-family households, which are dominated by single-person households at 33.1% alongside group households at 2.0%. The median household size of 2.0 residents is smaller than the Regional SA average of 2.3.

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Educational attainment in the area is lower than average, with university degree holders (19.0%) sitting well below the national level of 30.4%. This highlights a clear gap and an opportunity for focused educational programs. Bachelor degrees are held by 12.7% of residents, followed by postgraduate qualifications at 3.6% and graduate diplomas at 2.7%. Vocational and technical abilities are common, with 37.7% of residents aged 15+ holding trade credentials, consisting of advanced diplomas (11.7%) and certificates (26.0%).

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Evaluations by Districts regarding mortality and the prevalence of chronic illnesses indicate that Encounter Bay faces notable health difficulties, with medical conditions relatively common in both younger and older demographics. The level of private health insurance is low, covering roughly 46% of the population (~2,506 people), compared to 48.9% in Regional SA and a national average of 55.7%.

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Cultural diversity in Encounter Bay is lower than the national average, with 74.9% of residents born in Australia, 91.7% holding citizenship, and 96.0% speaking only English at home. Christianity is the dominant religion, practiced by 52.5% of the population. However, Judaism shows a notable relative overrepresentation at 0.1% of the population, compared to a regional level that is virtually non-existent.

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Encounter Bay has a median age of 66, which is significantly older than the Regional SA average of 47 and well above the national median of 38. The 75 - 84 age cohort is highly represented at 23.6% compared to Regional SA, whereas the 25 - 34 bracket is small at 4.2%. The concentration of residents aged 75 - 84 is far higher than the national figure of 6.1%. Since the 2021 Census, the 75 to 84 cohort has expanded from 19.5% to 23.6% of the total population, and the 85+ cohort grew from 6.6% to 7.7%. In contrast, the 55 to 64 group declined from to , and the to group fell from to . Projecting to demographic models indicate major shifts in age structure. The + cohort is set to expand by (an increase of people), rising from to . Seniors (+) are projected to account for of all population growth, highlighting the aging trend. Meanwhile, the numbers of residents in the to and to brackets are expected to contract.

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Encounter Bay currently has an estimated 131 children under 5 years old, comprising approximately 99 children aged 0-2 and 65 children aged 3-4. This cohort declined by an estimated 1% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 8% by 2041 (to approximately 141 children). Meanwhile the 5-12 cohort currently amounts to 381. Birth rates in the area have averaged 6.0 per 1,000 residents over the latest two-year period, a low rate (among the bottom 20% of areas assessed nationally). This rate has slowed down slightly in recent years however.