Kilburn (SA)

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According to ABS population statistics and address monitoring by Districts, the suburb of Kilburn houses approximately 5,824 residents as of May 2026. This indicates a growth of 191 people (3.4%) from the 2021 Census, which registered 5,633 individuals. This estimation stems from a resident base of 5,791 derived from ABS ERP figures released in June 2025, combined with 68 validated new addresses registered post-Census. Consequently, the local density stands at 2,008 persons per square kilometer, exceeding the typical figure for locations analyzed nationally. The primary driver of this growth has been overseas migration, which accounted for roughly 80.0% of the recent population increase.

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The local workforce is characterized by high education levels across diverse industries, alongside an unemployment rate of 7.2%. In March 2026, employed residents numbered 2,432. The unemployment rate is 3.4% higher than the Greater Adelaide benchmark of 3.8%, and the participation rate of 53.8% trails the metropolitan average of 66.6%. Census records indicate that 6.1% of working residents operated from home, though this figure was likely impacted by pandemic restrictions.

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Aggregated ATO statistics for financial year 2023 show that income levels are below the national average. The median income for local taxpayers is $39,655, while the average is $44,779, compared to Greater Adelaide figures of $54,808 and $66,852. Adjusting for a Wage Price Index rise of 10.17% since financial year 2023 yields estimated values of approximately $43,688 (median) and $49,333 (average) as of March 2026. According to Census data, household, family, and personal incomes all rank between the 6th and 11th percentiles nationwide. The $1,500 - 2,999 weekly bracket is the most common, accounting for 27.9% of the population (1,624 individuals), which is comparable to the metropolitan average of 31.8%. Affordability pressures are high, with residents retaining only of their income after housing costs, placing the area in the th percentile.

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Census data shows that the dwelling mix consists of 46.0% detached houses and 54.1% other options, such as apartments and semi-detached properties, contrasting with the Adelaide metro split of 75.2% houses and 24.9% other dwellings. The home ownership rate stands at 18.7%, below the metropolitan average, with the remaining tenure divided between mortgaged properties (24.7%) and rental homes (56.6%). The median monthly mortgage payment is $1,472, and the median weekly rent is $270, both below the respective metropolitan averages of $1,562 and $320. Nationally, local mortgage payments are lower than the Australian average of $1,863, and weekly rents are below the national figure of $375.

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Families make up 59.6% of households, consisting of couples with children (26.6%), couples without children (18.4%), and single parent arrangements (12.5%). Non-family households account for the remaining 40.4%, with single-person households representing 30.4% and group households at 10.0%. The median household size is 2.6 residents, slightly larger than the Greater Adelaide average of 2.5.

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Higher education rates are prominent, with university qualification holders representing 27.4% of residents aged 15 and over, exceeding the SA4 regional average of 19.8%. Bachelor degrees are held by 17.7% of this cohort, with postgraduate qualifications at 8.3% and graduate diplomas at 1.4%. Vocational certifications are held by 24.5% of residents aged 15 and over, consisting of advanced diplomas (8.5%) and certificates (16.0%).

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Public transport infrastructure includes 27 active stops within the suburb of Kilburn, featuring both train and bus options. These are serviced by 13 routes that together provide 1,287 weekly passenger journeys. Access is good, with the average distance to the nearest stop being 203 meters. Private vehicles remain the primary commuting method at 79%, followed by buses at 13%. Dwellings average 1.1 vehicles, which is lower than the metropolitan average. Working from home was recorded at 6.1% during the 2021 Census, a figure likely influenced by pandemic measures.

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Health assessments indicate notable challenges, with chronic conditions and mortality rates higher than national averages, particularly among senior residents. Private health insurance coverage is low, held by approximately 45% of residents (~2,607 people), compared to 52.7% across Greater Adelaide and a national average of 55.7%.

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Cultural diversity is high, with 58.8% of the population using a non-English language at home and 54.0% born outside Australia. Christianity is the most common religious affiliation at 29.6%. Islam shows a high relative concentration, accounting for 24.8% of the population, compared to the Greater Adelaide average of 3.0%.

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The median age is 34 years, which is lower than the Greater Adelaide average of 39 and the national median of 38. The suburb of Kilburn has a high share of residents aged 25 - 34, accounting for 21.3% of the population compared to 14.6% nationally and 14.6% in Greater Adelaide. Since the 2021 Census, this 25 to 34 cohort expanded from 20.7% to 21.3%, while the 5 to 14 cohort decreased from 10.8% to 10.2%. Projections suggest changes by 2041, with the 45 to 54 cohort expected to grow by 31%, adding 210 people to reach .

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Kilburn currently has an estimated 337 children under 5 years old, comprising approximately 227 children aged 0-2 and 152 children aged 3-4. This cohort declined by an estimated 3% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 16% by 2041 (to approximately 390 children). Meanwhile the 5-12 cohort currently amounts to 510. Birth rates in the area have averaged 14.4 per 1,000 residents over the latest two-year period, a high rate (among the top 20% of areas assessed nationally).