South Brighton (SA)

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The suburb of South Brighton is estimated to have a population of around 2,771 as of May 2026, according to analysis of ABS population updates and new addresses validated by Districts since the Census. This figure represents an increase of 8 people (0.3%) compared to the 2021 Census, which recorded a population of 2,763 people. The adjustment stems from a resident population of 2,763, as estimated by Districts after reviewing the latest ERP data release by the ABS (June 2025), plus an additional 5 validated new addresses since the Census date. This population level corresponds to a density ratio of 3,012 persons per square kilometer, which positions the suburb within the upper quartile of national locations evaluated by Districts. Recent population growth in the suburb was primarily driven by overseas migration, which served as the only significant source of population gains during recent periods.

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South Brighton features a highly skilled labor pool with strong representation in essential services, an unemployment rate of 3.6%, and an estimated employment growth of 4.0% during the previous year, according to Districts aggregated statistical area data. As of March 2026, 1,434 residents are employed while the unemployment rate stands 0.2% lower than Greater Adelaide's rate of 3.8%, and workforce participation is somewhat below standard at 62.3% compared to Greater Adelaide's 66.6%. Census data indicates that a moderate 14.6% of residents worked from home, though the effects of Covid-19 lockdowns should be considered when interpreting these figures.

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Tax office data for the 2023 financial year shows that resident earnings in South Brighton exceed the national average, with a median of $53,971 and an average of $71,787. This compares to a median of $54,808 and an average of $66,852 for Greater Adelaide. Adjusting for a 10.17% rise in the Wage Price Index since the 2023 financial year, current estimates point to a median of $59,460 and an average of $79,088 as of March 2026. According to the 2021 Census, household, family, and individual incomes are moderate, placing between the 41st and 53rd percentiles nationally. The largest group of earners consists of 31.1% of residents (861 people) who fall into the $1,500 - 2,999 bracket, mirroring the metropolitan area where this segment accounts for 31.8% of the population. After paying for housing, residents retain of their income for other living costs, and the SEIFA score places the suburb in the th decile for income.

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The housing stock in South Brighton at the time of the latest Census consisted of 71.3% separate houses and 28.7% other housing options like semi-detached properties and apartments, compared to 75.2% houses and 24.9% other dwellings across the Adelaide metropolitan area. Home ownership was notably higher than the metro average at 38.2%, while the remaining properties were either mortgaged (33.6%) or rented (28.3%). The median monthly mortgage payment was higher than the metropolitan average of $1,562, coming in at $1,898, while the median weekly rent was $335, compared to $320 across Greater Adelaide. Nationally, mortgage payments in the suburb exceed the Australian average of $1,863, whereas rental costs are significantly lower than the national median of $375.

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Family households make up the largest share of homes at 65.6%, which includes 27.1% couples with children, 27.7% couples without children, and 9.8% single parent households. Non-family households account for the remaining 34.4% of dwellings, consisting of single-person households at 30.9% and group living situations at 3.1%. The median household size of 2.3 people is slightly below the Greater Adelaide average of 2.5.

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The educational profile of the area is distinct within the region, with university graduation rates at 33.9% of residents aged 15 and over, exceeding the South Australian average of 25.7% and the SA4 regional average of 28.1%. This highlights a strong focus on tertiary studies. Bachelor degrees are the most common higher qualification at 22.9%, followed by postgraduate degrees at 7.8% and graduate diplomas at 3.2%. Technical and vocational qualifications are also common, with 31.5% of residents aged 15 and over holding these credentials, split between advanced diplomas at 11.4% and vocational certificates at 20.1%.

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Public transport connectivity includes 11 active transit stops in South Brighton, consisting of bus services. These stops connect to 14 separate routes that provide 1,094 weekly passenger trips. Access to transit is rated as excellent, with residents living an average of 180 meters from the nearest stop. Because of the residential nature of the suburb of South Brighton, most workers commute out of the area. Private vehicles are the main transport method at 84%, while 9% of commuters use trains. Car ownership stands at an average of 1.2 vehicles per household, which is below the metropolitan average. Additionally, 14.6% of residents work from home, based on 2021 Census data, which may reflect pandemic-era conditions.

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Health indicators show favorable conditions for local residents, with analyses of mortality rates and chronic illnesses matching national averages. While the rate of common health issues is low among the general population, it increases among older, higher-risk groups. The rate of private health insurance coverage is notably high, with approximately 55% of the population (~1,534 people) having private coverage, compared to 52.7% across Greater Adelaide.

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Cultural diversity is higher than the regional average, with 10.2% of residents speaking a non-English language at home and 25.0% born outside of Australia. Christianity is the primary religion, representing 44.4% of the local population. However, the most notable difference is in the category of Other religions, which represents 1.2% of the population, compared to 1.8% across Greater Adelaide.

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The median age of 44 in the suburb of South Brighton is higher than the Greater Adelaide average of 39 and the national median of 38. The 75 - 84 age group is more common locally, accounting for 10.2% of residents compared to the metropolitan average, while children aged 5 - 14 are less common at 9.0%. Since the 2021 Census, the 75 to 84 cohort has increased from 8.0% to 10.2% of the population, and the 25 to 34 age bracket has risen from 12.3% to 13.6%. Conversely, the 55 to 64 age group has decreased from 13.9% to 11.8%. Demographic projections for indicate significant changes, with the and over cohort expected to increase by people (), rising from to . This aging trend is clear, with residents aged and older representing of the projected population growth. In contrast, the to age group is projected to contract by people.

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South Brighton currently has an estimated 141 children under 5 years old, comprising approximately 65 children aged 0-2 and 42 children aged 3-4. This cohort grew by an estimated 1% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 3% by 2041 (to approximately 145 children). Meanwhile the 5-12 cohort currently amounts to 218. Birth rates in the area have averaged 6.9 per 1,000 residents over the latest two-year period, a low rate (among the bottom 20% of areas assessed nationally).