Rochester (Vic.)

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According to the analysis of demographic updates from the ABS for the surrounding region, combined with address records confirmed by Districts since the Census, the suburb of Rochester (Vic.) has a population calculated at 2,840 in May 2026. This represents a contraction of 314 residents (10.0%) from the 2021 Census, when the head count stood at 3,154 individuals. The adjustment is derived from the resident population of 2,840, calculated by Districts using the June 2025 ERP release from the ABS alongside 13 validated new addresses registered since the Census. With this population level, the density stands at 32 persons per square kilometer, which ensures substantial space for each resident. Population increases locally were mostly generated by arrivals from overseas, which functioned as the sole source of population growth in recent times.

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Rochester has a balanced workforce distributed across professional and industrial occupations, with notable representation in industrial and manufacturing fields, an unemployment rate of only 3.3%, and consistent employment levels over the prior year, according to statistical area data compiled by Districts. In March 2026, 1,183 local citizens were employed, with the unemployment rate tracking 0.3% below the Regional Vic. rate of 3.7%, while workforce participation is notably lower at 49.7% compared to 61.1% in Regional Vic. Census data reveals that a low 8.7% of working residents performed their duties from home, though the influence of Covid-19 lockdowns must be taken into account.

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According to the compilation of the latest postcode-level ATO data released for financial year 2023 by Districts, the median income for taxpayers in Rochester was $43,274, with the average income recorded at $49,513. These figures sit below the national benchmarks and compare to median and average levels of $50,954 and $62,728 in Regional Vic. respectively. Factoring in Wage Price Index growth of 9.62% since financial year 2023, current projections estimate these levels at approximately $47,437 for the median and $54,276 for the average as of March 2026. Data from the 2021 Census shows household, family, and individual incomes in Rochester are situated between the 6th and 10th percentiles nationally. Income distribution shows that the $400 - 799 bracket is the most common, accounting for 30.5% of residents ( people), which differs from the wider region where the - bracket is the most common at . Even though housing costs are low, with residents keeping of their income, total disposable income sits in the th percentile nationally.

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The housing stock in Rochester at the time of the last Census consisted of 92.4% detached houses and 7.5% alternative dwelling types like townhouses, apartments, or other structures, compared to 90.1% houses and 9.9% alternative dwellings in Regional Vic. Home ownership in Rochester was much higher than the Regional Vic. average, sitting at 51.9%, while the remaining homes were occupied by mortgage holders (28.2%) or renters (20.0%). The median monthly mortgage payment in the locality was far below the Regional Vic. benchmark at $1,083, and the median weekly rent was recorded at $220, compared to Regional Vic. levels of $1,430 and $285 respectively. On a national level, mortgage payments in Rochester are much lower than the Australian average of $1,863, and rent is also significantly below the national figure of $375.

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Families make up the majority of households at 63.2%, consisting of couples with children at 19.0%, couples without children at 32.9%, and single parent households at 10.1%. Non-family living arrangements account for the remaining 36.8%, with single-person households representing 33.8% and group houses comprising 2.8% of the total. The median household size of 2.2 individuals is smaller than the Regional Vic. average of 2.4.

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The locality displays low levels of tertiary education, with university graduation rates at 12.1%, which is far below the VIC average of 33.4%. This represents both a structural challenge and a possibility for focused educational programs. Bachelor degrees are the most common higher qualification at 9.0%, followed by graduate diplomas at 2.0% and postgraduate degrees at 1.1%. Practical and vocational skills are prominent, with 37.0% of residents aged 15+ holding technical credentials, consisting of advanced diplomas at 8.6% and certificates at 28.4%.

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Analysis of local transit shows 23 active public transport stops in Rochester, consisting of train connections. These stops are serviced by 5 unique routes, which provide a total of 92 passenger trips each week. Transport access is rated as good, with households typically situated 219 meters from the closest stop. Because the suburb is primarily residential, most workers travel out of the area to work, with cars remaining the main transit choice for 93% of commuters, while 5% walk to work. The average number of vehicles per household is 1.5. A small share of 8.7% of residents work from home, based on the 2021 Census, which may have been influenced by COVID-19 rules.

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Health indicators point to significant difficulties in Rochester, based on Districts' evaluation of mortality statistics and the occurrence of chronic illnesses, with common conditions observed across both younger and older demographics, while the share of residents with private health insurance is low at roughly 47% of the population (~1,320 people). This compares to a rate of 50.5% in Regional Vic. and a national average of 55.7%.

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Rochester displays low cultural diversity, with citizens making up 91.2% of the population, 93.8% of residents born in Australia, and 97.7% of households speaking English only. The dominant religion in Rochester is Christianity, representing 53.9% of the population, compared to 47.3% across Regional Vic.

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With a median age of 53, Rochester is significantly older than Regional Vic., where the median is 43, and also exceeds the national median of 38. Compared to Regional Vic., Rochester has a higher proportion of residents aged 85+ (6.7%) but fewer residents aged 25 - 34 (7.4%). Since the 2021 Census, the proportion of residents aged 85+ has increased from 5.3% to 6.7% of the population, and the cohort aged 65 to 74 grew from 15.2% to 16.4%. In contrast, the group aged 5 to 14 fell from 10.2% to 9.3%. Looking forward to 2041, population forecasts indicate notable changes in the local age profile. The cohort aged to is expected to expand by ( people), rising from to . Meanwhile, the cohorts aged to and to are projected to experience population decreases.

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Rochester currently has an estimated 122 children under 5 years old, comprising approximately 76 children aged 0-2 and 51 children aged 3-4. This cohort declined by an estimated 1% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 26% by 2041 (to approximately 154 children). Meanwhile the 5-12 cohort currently amounts to 232. Birth rates in the area have averaged 8.6 per 1,000 residents over the latest two-year period, a moderate rate (within the middle tier nationally).