Kilkenny (SA)

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According to evaluations of ABS demographic updates for the wider region, alongside new locations confirmed by Districts after the Census, the suburb of Kilkenny has an estimated residency of approximately 1,893 as of May 2026. This represents an expansion of 47 individuals (2.5%) relative to the 2021 Census, which recorded a population of 1,846 people. The variation is calculated from a resident population of 1,886, determined by Districts following analysis of the latest ABS ERP release (June 2025) and an additional 12 validated new addresses after the Census date. This population scale translates to a density of 1,736 persons per square kilometer, which exceeds the typical ratio observed across national areas evaluated by Districts. Growth in the suburb of Kilkenny was largely fueled by overseas arrivals, which accounted for approximately 87.0% of total demographic increases in recent times.

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The suburb of Kilkenny benefits from an educated labor force with a strong presence in crucial service industries, an unemployment rate of 5.0%, and an estimated job growth of 6.6% over the preceding year, compiled from Districts regional statistics. As of March 2026980 locals are employed, with the unemployment rate standing 1.2% higher than the Greater Adelaide figure of 3.8%, while labor participation is slightly lower than typical levels (63.3% versus 66.6% in Greater Adelaide). Census details show that a minor 8.6% of workers performed their duties from home, though the influence of Covid-19 restrictions should be kept in mind.

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The suburb of Kilkenny records a median taxpayer income of $46,429 and an average of $51,669, according to tax statistics at the postcode level aggregated by Districts for financial year 2023. This sits below the national standard, contrasting with a median of $54,808 and an average of $66,852 in Greater Adelaide. Accounting for Wage Price Index growth of 10.17% since financial year 2023, present valuations would be approximately $51,151 for the median and $56,924 for the average as of March 2026. Census figures show that household, family, and individual incomes in the suburb of Kilkenny are positioned between the 20th and 28th percentiles across the country. The statistics show that the weekly earnings bracket of $1,500 - 2,999 contains 32.8% of the local population (620 individuals), which matches regional patterns where fall in this band. Financial pressure from housing costs is high, leaving just of income after housing expenses, placing the area in the th percentile.

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Residential structures in the suburb of Kilkenny, as recorded in the most recent Census, consisted of 65.7% detached houses and 34.4% other housing types (including duplexes, apartments, and alternative dwellings), compared to Adelaide metro's ratio of 75.2% houses and 24.9% other dwellings. Meanwhile, home ownership rates in the suburb of Kilkenny were higher than the Adelaide metro average at 34.1%, with the remaining properties being mortgaged (31.0%) or rented (35.0%). The median monthly home loan repayment was below the Adelaide metro median at $1,517, whereas the median weekly rent was recorded at $320, compared to Adelaide metro's $1,562 and $320. On a national level, mortgage costs in the suburb of Kilkenny are notably lower than the Australian median of $1,863, and rent prices are also well below the national median of $375.

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Families make up the majority of households at 65.9%, consisting of couples with children at 26.9%, couples without children at 23.1%, and single parent households at 14.0%. Non-family living arrangements account for the remaining 34.1%, with single-person households representing 28.5% and group households at 5.3%. The median household size of 2.5 residents is identical to the Greater Adelaide average.

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Higher education degrees in the suburb of Kilkenny (held by 28.7% of residents aged 15+) are slightly above the SA rate of 25.7%, showing a competitive educational profile relative to the state. Bachelor degrees are the most common at 20.3%, with postgraduate degrees at 5.8% and graduate diplomas at 2.6%. Vocational qualifications are held by 24.8% of those aged 15 and over, consisting of advanced diplomas (8.3%) and certificates (16.5%).

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An evaluation of transit networks reveals 20 active public transport stops in the suburb of Kilkenny, utilizing a combination of trains and buses. These stops are served by 30 unique routes, which provide a total of 2,745 passenger journeys weekly. Accessibility is classified as good, with locals generally living within 200 meters of their closest stop. Being a largely residential neighborhood, most employed residents travel outside the area for work, with private cars remaining the primary choice at 80%, followed by 8% utilizing trains and 5% using buses. The average number of motor vehicles is 1.1 per household, which is below the metropolitan standard. A relatively small 8.6% of workers operate from home, according to the 2021 Census, which may reflect the impact of pandemic conditions.

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The suburb of Kilkenny exhibits noticeable healthcare difficulties, based on Districts assessments of mortality patterns and the presence of chronic illnesses, with standard health issues observed across the community, particularly within older demographics, while the share of residents with private health insurance is very low at roughly 47% of the population (~898 people). This compares to a rate of 52.7% in Greater Adelaide and a national average of 55.7%.

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The suburb of Kilkenny exhibits high levels of cultural variety, with 39.0% of the population born outside Australia and 43.0% communicating in a language other than English at home. The predominant religion is Christianity, representing 50.0% of the population in the suburb of Kilkenny. However, the most distinct concentration is seen in Buddhism, which accounts for 6.5% of the local population, compared to 2.4% throughout Greater Adelaide.

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The median age in the suburb of Kilkenny is 39 years, matching the Greater Adelaide median of 39 and closely aligned with the Australian national median of 38. Relative to Greater Adelaide, the 75 - 84 age group is highly represented at 8.9% locally, while children aged 5 - 14 are under-represented at 9.9%. Since the 2021 Census, the proportion of residents aged 75 to 84 has expanded from 7.8% to 8.9%, and the 65 to 74 group has increased from 8.1% to 9.2%. Conversely, residents aged 85 and over declined from 3.9% to 3.1%. Demographic projections indicate the age structure of the suburb of Kilkenny will shift notably by with the to bracket expected to grow the fastest by , adding residents to reach a total of .

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Kilkenny currently has an estimated 83 children under 5 years old, comprising approximately 63 children aged 0-2 and 42 children aged 3-4. This cohort grew by an estimated 8% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 16% by 2041 (to approximately 96 children). Meanwhile the 5-12 cohort currently amounts to 147. While growth has been positive birth rates observed in the area have been moderate, with approximately 11.7 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally.