Trott Park (SA)

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Based on study of ABS demographic releases for the wider region, alongside recent address audits conducted by Districts after the Census, the suburb of Trott Park has an estimated population of 3,185 as of May 2026. This represents a growth of 61 people (2.0%) compared to the 3,124 individuals documented in the 2021 Census. The calculation is derived from the current estimated population of 3,185, which Districts calculated using the ABS June 2025 ERP data release combined with 1 validated new address registered since the Census. This population level yields a density of 1,061 persons per square kilometer, a figure that is generally comparable to the averages across places analyzed by Districts. Growth was heavily influenced by arrivals from abroad, who accounted for approximately 66.0% of the overall population increases in the recent past.

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The employment landscape in Trott Park is characterized by a highly capable labor pool, with strong representation across vital service industries. According to Districts aggregations of statistical area data, the area experienced an estimated employment growth of 5.6% over the previous year, while maintaining a low unemployment rate of 2.5%. As of March 2026, the local workforce comprised 1,825 individuals actively employed. This unemployment figure stands at 1.3% lower than the Greater Adelaide average of 3.8%. Workforce participation rates in Trott Park are relatively typical, reaching 71.5% as opposed to the 66.6% recorded in Greater Adelaide. Census data indicates that only 8.9% of residents engage in remote work, a figure that likely reflects the lingering effects of Covid-19 lockdown measures.

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According to the latest postcode-level tax data from the ATO for financial year 2023, the suburb of Trott Park recorded a median taxpayer income of $48,470 and an average income of $54,732. These amounts are below national benchmarks and compare to median and average figures of $54,808 and $66,852 for Greater Adelaide. Accounting for Wage Price Index inflation of 10.17% since financial year 2023, estimated incomes would be roughly $53,399 for the median and $60,298 for the average as of March 2026. Data from the 2021 Census shows that personal, family, and household incomes are moderate, placing between the 42nd and 50th percentiles. The income distribution shows that 40.3% of the local population (1,283 people) earn between $1,500 and $2,999, which is higher than the recorded across the broader region. After paying for housing, households retain of their income for other living costs, and the area is situated in the th decile of the SEIFA income index.

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Residential buildings in the suburb of Trott Park at the time of the latest Census consisted of 97.5% stand-alone houses and 2.5% other housing types like apartments or semi-detached units, compared to 75.2% houses and 24.9% other dwellings across metro Adelaide. The proportion of outright home owners was 32.8%, matching the metropolitan average, while the remaining homes were occupied by mortgagors (54.2%) or tenants (13.0%). The median mortgage payment in the area was lower than the Adelaide metropolitan average at $1,517 per month, while the median rent was $350 per week, compared to metropolitan averages of $1,562 and $320. On a national level, housing costs are lower, with median mortgages under the Australian average of $1,863 and rents below the national figure of $375.

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Families make up 78.7% of all households, consisting of couples with children (39.5%), couples without children (27.5%), and single parent families (11.7%). The remaining 21.3% are non-family households, which are mostly individuals living alone (19.0%) and group households (1.9%). The median household size stands at 2.6 residents, which is slightly larger than the Greater Adelaide average of 2.5.

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Academic credentials in the suburb of Trott Park are lower than the regional average, as 21.2% of residents aged 15 and over hold a university degree compared to 30.7% in the surrounding SA3 region. This difference points to opportunities for training and tertiary education expansion. Bachelor degrees are the most common qualification at 15.6%, followed by postgraduate degrees at 3.3% and graduate diplomas at 2.3%. Vocational and technical skills are common, with 38.6% of residents aged 15 and over holding vocational qualifications, comprising 11.2% with advanced diplomas and 27.4% with certificates.

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Public transit audits show 16 active stops located in the suburb of Trott Park, which are serviced by a variety of buses. These stops accommodate 11 separate transit routes, providing a total of 849 passenger journeys each week. Transit access is good, with residents living an average of 224 meters from the nearest stop. Because the area is mostly residential, the majority of working residents travel outside the suburb, with private vehicles remaining the primary mode of travel at 92%. Household vehicle ownership stands at 1.7, which exceeds the regional average. A low 8.9% of residents worked from home, according to the 2021 Census, which may have been influenced by COVID-19 rules.

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The suburb of Trott Park has notable health demands, according to Districts analysis of mortality statistics and chronic disease data, with illnesses present across all demographics but particularly prevalent among older age groups. In addition, the proportion of residents with private health insurance is low at approximately 49% of the population, representing roughly 1,550 people. This compares to 52.7% across Greater Adelaide and a national benchmark of 55.7%.

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The suburb of Trott Park exhibits above-average cultural diversity, with 10.7% of residents using a non-English language at home and 22.0% born outside of Australia. Christianity is the primary religion, followed by 37.9% of the population. The most prominent disproportionate representation is seen in Hinduism, which is practiced by 2.2% of the population, compared to 2.8% across Greater Adelaide.

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The median age in the suburb of Trott Park is 39 years, matching the Greater Adelaide median of 39 and similar to the national median of 38. Relative to Greater Adelaide, the 65 - 74 age group is overrepresented, making up 12.3% of the community, while the 15 - 24 age bracket is underrepresented at 10.9%. Since the 2021 Census, the proportion of residents aged 65 to 74 grew from 11.1% to 12.3%, whereas the 25 to 34 age group dropped from 13.9% to 13.0%. Long-term models suggest the age distribution will shift significantly by 2041. The 75 to 84 bracket is set to grow fastest at 56%, adding residents to reach . Demographic aging is evident, with seniors aged and over accounting for of the forecast growth. In contrast, population drops are expected for both the to and to age groups.

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Trott Park currently has an estimated 194 children under 5 years old, comprising approximately 112 children aged 0-2 and 74 children aged 3-4. This cohort grew by an estimated 2% since the previous census. though population forecasts indicate future decline, with an anticipated decrease of 5% by 2041 (to approximately 184 children). Meanwhile the 5-12 cohort currently amounts to 350. While growth has been positive birth rates observed in the area have been moderate, with approximately 10.6 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally. This rate has slowed down slightly in recent years however.