Petrie (Qld)

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According to evaluations of ABS population updates for the wider region, alongside recent address records confirmed by Districts after the Census, the suburb of Petrie has an estimated population of approximately 9,226 as of May 2026. This represents a growth of 504 individuals (5.8%) since the 2021 Census, when the recorded population stood at 8,722 people. This shift is calculated from a resident population of 9,187, which was estimated by Districts using the ABS's latest ERP statistics from June 2025, combined with an additional 35 validated new addresses identified since the Census. With these numbers, the population density stands at 1,397 persons per square kilometer, a level exceeding the average across the nation's assessed localities. Natural population increases were the primary driver of growth in the area, accounting for roughly 54.0% of the overall population gains recorded in recent times.

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The suburb of Petrie supports a skilled resident workforce with a strong presence in vital service industries, an unemployment rate of 8.1%, and an estimated 1.0% growth in local jobs over the past year, according to Districts' compiled regional statistics. As of March 2026, 4,978 residents are employed, while the local jobless rate sits at 3.8% above the Greater Brisbane average of 4.3%, indicating potential for labor market improvements. Workforce participation is relatively typical, standing at 72.7% compared to Greater Brisbane's 70.4%. Census records show that a modest 17.2% of working residents operated from home, though this figure may have been influenced by pandemic containment measures.

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Based on Districts' compilation of the latest postcode-level tax data from the ATO for financial year 2023, the median income for taxpayers in the suburb of Petrie was $54,189, with the average income recorded at $61,474. These figures sit below national averages and compare to median and average incomes of $58,236 and $72,799 across Greater Brisbane. Adjusted for a Wage Price Index increase of 11.36% since financial year 2023, current income estimates correspond to approximately $60,345 (median) and $68,457 (average) as of March 2026. Data from the 2021 Census places household, family, and individual incomes in the suburb of Petrie around the 53rd percentile nationally. In terms of earnings brackets, the largest group comprises 40.1% of local taxpayers (3,699 people) earning between $1,500 and $2,999, mirroring the broader regional pattern where of taxpayers fall into this range. Housing expenses account for of income, but solid overall earnings keep disposable income at the th percentile, and the area sits in the th decile of the SEIFA index of relative advantage and disadvantage.

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According to the latest Census, the housing mix in the suburb of Petrie consisted of 86.7% standalone houses and 13.3% multi-unit dwellings such as townhouses and apartments, compared to Greater Brisbane's split of 73.5% houses and 26.5% other dwellings. Meanwhile, the home ownership rate in the suburb of Petrie was equivalent to the metropolitan average at 25.5%, while the remaining homes were occupied by buyers with a mortgage (44.2%) or renters (30.3%). The median monthly mortgage payment was below the metropolitan benchmark at $1,725, while the median weekly rent was $360, compared to Greater Brisbane figures of $1,863 and $380 respectively. On a national scale, mortgage costs in the suburb of Petrie are below the Australian median of $1,863, and weekly rents are lower than the national median of $375.

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Families make up the majority of local households at 77.9%, consisting of couples with children (35.0%), couples without children (28.3%), and single-parent homes (13.5%). Non-family households account for the remaining 22.1%, which is dominated by single-person households at 19.0%, while group housing makes up 3.1% of the total. The median household size of 2.7 residents is slightly larger than the Greater Brisbane average of 2.6.

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The suburb of Petrie exhibits lower rates of higher education, with university qualification levels (20.3%) sitting well below the Greater Brisbane average of 30.5%. This gap highlights a need for targeted educational programs. Among degree holders, bachelor degrees are the most common at 14.4%, followed by postgraduate degrees (3.4%) and graduate diplomas (2.5%). Vocational and technical training is highly prevalent, with 40.1% of residents aged 15 and over holding trade qualifications, comprising advanced diplomas (11.6%) and certificates (28.5%).

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An analysis of public transport reveals 30 active transit stops in the suburb of Petrie, offering a combination of rail and bus services. These stops support 106 different routes, which deliver 3,553 weekly passenger journeys. Transport links are rated favorably, with residents living an average of 222 meters from their nearest transit stop. Given the residential nature of the area, most workers commute out of the suburb, with private cars being the primary mode of travel for 84% of workers, followed by trains at 11%. Car ownership stands at 1.6 vehicles per household, which is higher than the regional average. Additionally, 17.2% of residents worked from home according to the 2021 Census, which may have been influenced by pandemic conditions.

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Based on Districts' evaluation of mortality data and chronic illness rates, the suburb of Petrie faces notable public health concerns, with common conditions present across both younger and older cohorts, while private health insurance rates are relatively low at roughly 52% of the population (~4,756 people). This compares to a private coverage rate of 55.8% across Greater Brisbane.

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The suburb of Petrie has lower levels of cultural diversity than average, with Australian-born residents making up 80.6% of the population, citizens comprising 89.5%, and 93.9% of households speaking only English. The dominant religious affiliation is Christianity, followed by 46.3% of the population, which compares to 47.8% throughout Greater Brisbane.

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With a median age of 38, the suburb of Petrie is slightly older than the Greater Brisbane average of 36, though it aligns with the national median of 38 years. The 55 - 64 age bracket is highly represented at 12.5% compared to Greater Brisbane, while the 25 - 34 bracket is less common at 12.0%. Since 2021, the cohort aged 75 to 84 has expanded from 3.5% to 4.8% of the population, whereas the 45 to 54 cohort has contracted from 14.9% to 13.4%. Looking forward to 2041, demographic forecasts project notable shifts in the local age profile. The 75 to 84 age group is expected to grow by 58% (an increase of people), rising from to . The broader aging trend is evident as residents aged and older represent of all projected population growth, while the to and to age brackets are projected to shrink.

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Petrie currently has an estimated 544 children under 5 years old, comprising approximately 322 children aged 0-2 and 215 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 9% by 2041 (to approximately 494 children). Meanwhile the 5-12 cohort currently amounts to 989. Recent growth has been driven by high birth rates observed in the area, with approximately 11.9 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the top 30% of areas assessed nationally. This rate has slowed down slightly in recent years however.