Sippy Downs (Qld)

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According to ABS demographic data and recent address updates verified by Districts since the Census, the suburb of Sippy Downs has an estimated population of 12,727 as of May 2026. This represents a growth of 1,183 residents (10.2%) from the 11,544 people recorded during the 2021 Census. This adjustment is calculated from a resident population baseline of 12,683 estimated by Districts using the ABS June 2025 ERP release, combined with an extra 251 validated new addresses registered post-Census. The population density stands at 883 persons per square kilometer, which aligns closely with typical figures recorded in other areas analyzed by Districts. The suburb of Sippy Downs's growth rate of 10.2% since the 2021 census was quicker than both the SA3 region (8.0%) and the Rest of Qld, positioning it as a regional growth leader. Population gains were primarily fueled by overseas arrivals, who accounted for roughly 54.0% of the net expansion, though net interstate migration and natural births also made positive contributions.

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Sippy Downs has a highly qualified labor force with strong representation in essential services, alongside an unemployment rate of just 3.8% according to Districts data. In March 2026, there were 6,765 employed residents, with the local unemployment rate sitting 0.1% below the Regional Qld level of 3.9%, and participation rates aligning closely with the regional average of 64.3%. Census data indicates that a modest 10.9% of the workforce operated from home, though this figure was likely influenced by pandemic-related movement restrictions.

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According to tax data from the ATO compiled by Districts for the financial year 2023, personal income levels in the suburb of Sippy Downs sit slightly above the national average. Taxpayers in the suburb of Sippy Downs recorded a median income of $49,567 and an average income of $69,648, compared to regional averages of $53,146 and $66,593. Adjusted for Wage Price Index growth of 11.36% since the financial year 2023, these figures are estimated to have reached approximately $55,198 for the median and $77,560 for the average by March 2026. The 2021 Census shows that household, family, and individual incomes are relatively modest, falling between the 22nd and 34th percentiles nationally. Looking at individual earnings, 33.6% of taxpayers (4,276 people) earn in the $1,500 - 2,999 range, which is similar to the wider region where of residents are in the same bracket. Housing costs are high, leaving residents with only of their income after housing expenses, placing the area in the th percentile nationally and the th decile on the SEIFA income index.

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At the time of the latest Census, the housing mix in Sippy Downs consisted of 64.3% separate houses and 35.7% multi-unit dwellings such as townhouses and apartments, compared to Regional Qld where separate houses make up 76.4% and other dwellings comprise 23.6%. Home ownership rates in Sippy Downs were lower than regional averages at 22.3%, with the remaining properties occupied by people with mortgages (38.5%) or tenants renting (39.2%). The median monthly mortgage payment of $1,889 was higher than the Regional Qld average of $1,655, and the median weekly rent of $460 was higher than the regional average of $345. On a national scale, mortgage costs exceed the Australian average of $1,863, and rents are considerably higher than the national median of $375.

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Families comprise the majority of households at 70.7%, which is made up of couples with children at 29.7%, couples without children at 26.9%, and single-parent households at 12.9%. The remaining 29.3% are non-family households, consisting of single-person households at 23.0% and group households at 6.4%. The median household size is 2.6 residents, slightly above the Regional Qld average of 2.5.

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Qualifications in Sippy Downs are lower than national averages, with 22.7% of residents aged 15 and over holding a university degree compared to 30.4% across Australia, indicating opportunities for further educational advancement. Bachelor degrees represent the most common higher qualification at 16.3%, followed by postgraduate degrees at 4.5% and graduate diplomas at 1.9%. Vocational education is highly common, with 39.1% of residents aged 15 and over holding a certificate or diploma qualification, including advanced diplomas at 11.4% and certificates at 27.7%.

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An assessment of public transport shows that Sippy Downs has 36 active bus stops. These stops are serviced by 6 different routes, which together accommodate 885 weekly passenger trips. Access to public transport is rated as good, with residents living an average of 228 meters from their closest stop. As the area is mostly residential, many workers commute out of the suburb, with private cars being the primary mode of travel for 92% of residents. Dwellings have an average of 1.4 vehicles. A minor share of 10.9% of residents worked from home according to the 2021 Census, which may have been influenced by pandemic measures.

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Analysis of mortality statistics and chronic disease rates by Districts indicates that Sippy Downs faces notable health issues across both younger and older age brackets, though the proportion of residents with private health insurance is relatively high at approximately 55% of the population, representing about 6,974 people. This compares to 52.5% of residents with private coverage across Regional Qld.

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Sippy Downs exhibits above-average cultural diversity, with 11.4% of residents using a language other than English at home and 26.4% born outside Australia. Christianity is the primary religion, followed by 45.1% of the population. The most prominent religious overrepresentation is Judaism, which accounts for 0.2% of the local population compared to 0.1% across Regional Qld.

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The median age of 32 years in Sippy Downs is much lower than the Regional Qld median of 41 and the national median of 38. Compared to Regional Qld, Sippy Downs has a much larger share of residents aged 15 - 24 (20.6%) but fewer residents aged 55 - 64 (7.4%). This high concentration of young adults aged 15 - 24 exceeds the national average of 12.7%. Since the 2021 Census, the 25 to 34 age group rose from 13.6% to 17.3% of the total population, while the 35 to 44 age bracket increased from 12.1% to 13.4%. Conversely, the to age group fell from to , and the to cohort declined from to . Demographic modeling suggests that by the age profile will look different, with the to age group projected to grow by , adding residents to reach a total of while both the to and to age groups are expected to decrease in size.

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Sippy Downs currently has an estimated 572 children under 5 years old, comprising approximately 339 children aged 0-2 and 226 children aged 3-4. This cohort grew by an estimated 3% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 32% by 2041 (to approximately 753 children). Meanwhile the 5-12 cohort currently amounts to 1,095. While growth has been positive birth rates observed in the area have been low, with approximately 7.7 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the bottom 30% of areas assessed nationally. This rate has slowed down slightly in recent years however.