Tanunda (SA)

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According to investigations of ABS population estimates for the wider region, alongside recent addresses verified by Districts since the Census, the suburb of Tanunda has a population of approximately 4,857 as of May 2026. This represents a gain of 147 people (3.1%) from the 2021 Census, which counted 4,710 people. The estimation is based on a resident population of 4,801, calculated by Districts using the ABS June 2025 ERP release, combined with 145 validated new addresses added since the Census. This population level means there are 192 persons per square kilometer, which offers ample room per resident and potential for future expansion. The suburb of Tanunda's post-census growth of 3.1% is 2.8 percentage points lower than the Rest of SA (5.9%), displaying solid growth characteristics. The main driver of population growth during recent times was overseas migration, which accounted for roughly 64.0% of the total population increase.

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The suburb of Tanunda has a skilled workforce with notable representation in industrial and manufacturing fields, an unemployment rate of only 1.6%, and an estimated job growth rate of 3.6% over the past year, according to Districts regional data. In March 2026, there were 2,386 employed residents, with an unemployment rate 3.8% lower than the 5.5% recorded in Regional SA, while workforce participation aligned closely with the Regional SA level of 58.4%. Census records show that a modest 10.5% of the workforce worked from home, although this figure should be viewed in light of Covid-19 restrictions.

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Based on the latest postcode-level ATO data released by Districts for financial year 2023, the suburb of Tanunda has a median taxpayer income of $53,293 and an average taxpayer income of $64,559. These figures sit below national benchmarks, comparing to a median of $48,920 and an average of $58,933 in Regional SA. Factoring in Wage Price Index growth of 10.17% since financial year 2023, current estimates correspond to approximately $58,713 (median) and $71,125 (average) as of March 2026. Census findings indicate that household, family, and individual incomes in the suburb of Tanunda are moderate, placing between the 32nd and 44th percentiles. In terms of distribution, the $1,500 - 2,999 weekly earnings bracket accounts for 30.3% of the local population (1,471 individuals), matching the broader region where this group accounts for . Housing expenses are manageable with residents retaining of income, though disposable income is below average at the th percentile, and the SEIFA index places the area in the th decile for income.

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At the time of the latest Census, the housing mix in the suburb of Tanunda consisted of 90.3% houses and 9.7% other property types like townhouses, apartments, or alternative dwellings, compared to 88.5% houses and 11.5% other dwellings across Regional SA. Home ownership in the suburb of Tanunda matched the Regional SA rate of 43.0%, with the remaining properties being mortgaged (35.2%) or rented (21.7%). The median monthly mortgage payment of $1,452 was notably higher than the Regional SA average of $1,153, while the median weekly rent stood at $300 compared to the Regional SA median of $220. On a national level, mortgage repayments in the suburb of Tanunda are much lower than the Australian average of $1,863, and rents are also significantly below the national median of $375.

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Families make up the majority of households in the suburb of Tanunda at 69.5%, consisting of couples with children at 25.9%, couples without children at 34.8%, and single parent households at 8.2%. Non-family households account for the remaining 30.5%, with single-person households representing 28.8% and group households making up 1.6%. The median household size is 2.3 individuals, which matches the Regional SA average.

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Educational attainment in the suburb of Tanunda is lower than regional averages, with 21.5% of residents aged 15+ holding a tertiary degree compared to 30.4% across Australia. This difference suggests opportunities for future educational growth and training. Bachelor degrees are the most common higher qualification at 14.8%, followed by postgraduate degrees (3.9%) and graduate diplomas (2.8%). Vocational and technical training is common, with 36.8% of residents aged 15+ holding vocational qualifications, split between advanced diplomas (11.9%) and certificates (24.9%).

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Health indicators show favorable conditions for residents of the suburb of Tanunda, with Districts analysis of mortality rates and medical conditions showing outcomes aligned with national figures. Standard rates of common health conditions are observed across both younger and older cohorts, while the private health insurance rate is slightly higher than the average SA2 area at approximately 53% of the population (~2,550 people), compared to 48.9% in Regional SA.

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The suburb of Tanunda has lower levels of cultural diversity than average, with 88.2% of residents born in Australia, 93.0% holding citizenship, and 96.5% speaking only English at home. Christianity is the dominant religion, practiced by 56.7% of the population in the suburb of Tanunda, compared to 45.2% in Regional SA.

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The median age in the suburb of Tanunda is 48 years, which is close to the Regional SA average of 47 years and well above the national median of 38 years. Compared to Regional SA, the 35 - 44 age bracket has a higher representation at 12.9%, while the 25 - 34 bracket is lower at 6.5%. Since 2021, the 75 to 84 age cohort increased from 8.8% to 10.6% of the population, and the 15 to 24 cohort rose from 8.2% to 9.8%, while the 25 to 34 group dropped from 9.2% to 6.5%. Population projections for 2041 indicate notable demographic shifts for the suburb of Tanunda, with the + cohort expected to grow the fastest at , adding residents to total . Older residents aged and over will account for of the population increase, highlighting regional aging trends, while the to cohort is projected to decrease by residents.

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Tanunda currently has an estimated 203 children under 5 years old, comprising approximately 118 children aged 0-2 and 79 children aged 3-4. This cohort declined by an estimated 8% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 3% by 2041 (to approximately 209 children). Meanwhile the 5-12 cohort currently amounts to 417. Birth rates in the area have averaged 6.1 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.