Chelsea (Vic.)

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According to investigations of ABS demographics updates for the wider region, alongside new addresses validated by Districts since the Census, the suburb of Chelsea has an estimated population of approximately 8,995 as of May 2026. This represents an expansion of 648 people (7.8%) from the 2021 Census, which counted a population of 8,347 people. The variance is calculated from a resident population of 8,978, estimated by Districts using the latest ABS ERP release (June 2025) plus an additional 81 validated new addresses since the Census date. This level of residency corresponds to a density of 3,433 persons per square kilometer, placing the suburb of Chelsea in the highest quartile of national areas analyzed by Districts. The 7.8% growth rate of the suburb of Chelsea since the 2021 census was higher than the SA3 area (6.7%), making it a regional growth leader. Population increases in the suburb of Chelsea were majorly driven by overseas arrivals, who accounted for about 86.0% of the overall population gains during the recent period.

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Chelsea possesses a highly educated labor force with a notable concentration of professional services workers, an unemployment rate of 6.5%, and an estimated job growth rate of 1.1% over the prior year, based on Districts compilations of statistical area datasets. In March 2026, there were 4,684 employed residents, while the local jobless rate stood 1.7% above the Greater Melbourne average of 4.8%. The labor participation rate of 66.4% is somewhat lower than the Greater Melbourne standard of 70.2%. Census records indicate that a notable 35.8% of the workforce worked from their homes, although this figure may be influenced by pandemic-related lockdowns.

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Taxpayer statistics for the postcode, compiled by Districts for financial year 2023, show Chelsea has a median taxpayer income of $62,863 and an average income of $76,022. This represents a very high level nationally, whereas Greater Melbourne recorded a median income of $57,688 and an average of $75,164. Adjusting for a Wage Price Index rise of 9.62% since financial year 2023, estimated figures for March 2026 stand at approximately $68,910 for the median and $83,335 for the average. Based on the 2021 Census, individual weekly earnings rank in the 73rd percentile ($951 weekly), while household incomes are in the 46th percentile. The largest income bracket contains 31.7% of residents (2,851 people) earning in the $1,500 - range, which is similar to wider regional trends where of the population falls into this bracket. Housing affordability pressure is high, leaving residents with of their income, which ranks in the th percentile, and the SEIFA index for income places the area in the th decile.

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According to the latest Census, the housing mix in Chelsea consisted of 34.7% detached houses and 65.3% other home types, such as townhouses, apartments, or alternative dwellings, compared to the Melbourne metropolitan split of 67.9% houses and 32.1% other dwellings. Home ownership in Chelsea matched the Melbourne metropolitan rate at 29.8%, with the remaining properties occupied by people with a mortgage (37.7%) or tenants (32.5%). The median monthly mortgage payment of $2,008 was higher than the Melbourne metropolitan average of $2,000, while the median weekly rent was $375, compared to $390 across metropolitan Melbourne. On a national level, monthly mortgage payments in Chelsea exceed the Australian median of $1,863, while weekly rents match the national average of $375.

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Families make up the majority of households at 61.0%, consisting of 25.1% couples with children, 24.0% couples without children, and 11.0% single parent households. The remaining 39.0% are non-family households, which are mostly individuals living alone at 36.0%, and shared households at 3.0%. The median household size of 2.2 individuals is lower than the Greater Melbourne average of 2.6.

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The local population has low rates of higher education, with university graduation rates of 33.7% sitting significantly beneath the SA4 regional average of 46.0%. This highlights a clear area for targeted educational strategies. Bachelor degrees are the most common higher qualification at 22.9%, followed by postgraduate degrees at 7.0% and graduate diplomas at 3.8%. Vocational and technical training is common, with 33.5% of residents aged 15+ holding a qualification from a technical institute, split between advanced diplomas (12.2%) and certificates (21.3%).

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An analysis of public transport shows 35 active transport stops in Chelsea, which consist of bus services. These stops are served by 10 distinct routes, which carry a total of 3,401 passengers weekly. Transport access is rated as excellent, with residents living an average of 195 meters from their nearest stop. Because Chelsea is primarily residential, most commuters travel out of the suburb, with private cars remaining the primary transport mode at 86%, and trains accounting for 7%. Vehicle ownership stands at an average of 1.0 per household, which is below the metropolitan average. A high proportion of residents, 35.8%, worked from home according to the 2021 Census, which may reflect pandemic conditions.

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Chelsea presents notable health concerns based on Districts calculations of mortality rates and the occurrence of chronic illnesses. Common medical issues are prevalent, particularly among the older demographics, while the proportion of residents with private health insurance is high, at approximately 57% of the population (~5,112 people).

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Chelsea shows elevated levels of cultural diversity, with 25.4% of residents born outside Australia and 15.4% using a non-English language at home. Christianity is the primary religion, followed by 45.6% of residents. The most distinct religious overrepresentation is Judaism, which accounts for 0.6% of the population, compared to 1.0% across Greater Melbourne.

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The median age of 41 years in Chelsea is higher than the Greater Melbourne average of 37 and also older than the national median of 38. The 75 - 84 age cohort is notably larger than the metropolitan average, making up 7.6% of local residents, while the 15 - 24 age bracket is smaller at 8.4%. Since the 2021 Census, the proportion of residents aged 75 to 84 has risen from 6.4% to 7.6%, while the 25 to 34 age bracket decreased from 14.4% to 13.1%. Demographic projections indicate the age profile of Chelsea will change by 2041. The 75 to 84 age cohort is expected to grow the most, rising 56% by adding residents to reach . Demographic aging is ongoing, with residents aged and older representing of the projected growth. Conversely, population drops are expected in the to and to age brackets.

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Chelsea currently has an estimated 530 children under 5 years old, comprising approximately 303 children aged 0-2 and 202 children aged 3-4. This cohort declined by an estimated 1% since the previous census. while population forecasts indicate future decline, with an anticipated decrease of 7% by 2041 (to approximately 495 children). Meanwhile the 5-12 cohort currently amounts to 785. Birth rates in the area have averaged 12.2 per 1,000 residents over the latest two-year period, a high rate (among the top 30% of areas assessed nationally).