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This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.
SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.
Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
est. as @ -- *
2021 Census | -- people
Sales Activity
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Population
An assessment of population growth drivers in Killarney Vale reveals an overall ranking slightly below national averages considering recent, and medium term trends
By May 2026, the population of Killarney Vale is estimated at around 7,468, reflecting a decrease of 23 people since the 2021 Census which reported a population of 7,491. This estimate is based on AreaSearch's validation of new addresses following examination of ABS' latest ERP data release in June 2025 and includes an additional 15 validated new addresses since the Census date. The resulting population density ratio is 2,472 persons per square kilometer, placing Killarney Vale in the upper quartile relative to other locations assessed by AreaSearch. Overseas migration was the primary driver of population growth in recent periods for the suburb. AreaSearch uses ABS/Geoscience Australia projections for each SA2 area released in 2024 with a base year of 2022, and NSW State Government's SA2 level projections for areas not covered by this data, released in 2022 with a base year of 2021.
Applying growth rates from these aggregations to all areas, Killarney Vale is expected to increase by 155 persons to the year 2041, reflecting an overall increase of 2.0% over the 16-year period.
Frequently Asked Questions - Population
Development
Residential development activity is lower than average in Killarney Vale according to AreaSearch's national comparison of local real estate markets
AreaSearch analysis of ABS building approval numbers in Killarney Vale shows an average of around 28 new dwelling approvals per year over the past 5 financial years, totalling an estimated 143 homes. As of FY-26, 16 approvals have been recorded. This results in approximately 0.8 new residents per year per dwelling constructed between FY-21 and FY-25. The average construction value for new properties is $323,000.
In FY-26, there have been $17.0 million in commercial approvals, indicating moderate levels of commercial development. Compared to Greater Sydney, Killarney Vale records 11.0% less building activity per person, and it ranks among the 40th percentile nationally for areas assessed, suggesting more limited choices for buyers but supporting demand for existing homes. Recent construction comprises 80.0% standalone homes and 20.0% townhouses or apartments, maintaining the area's suburban identity with a concentration of family homes.
The location has approximately 421 people per dwelling approval, reflecting an established area. According to AreaSearch's latest quarterly estimate, Killarney Vale is expected to grow by 153 residents through to 2041. At current development rates, new housing supply should comfortably meet demand, providing good conditions for buyers and potentially supporting growth beyond current population projections.
Frequently Asked Questions - Development
Development applications around Killarney Vale
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| Lodged | Address | Description | Type | Distance | Status |
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SOURCE: Planning portals and council registers, compiled by AreaSearch. Distance & bearing measured from the suburb midpoint.
Infrastructure
Killarney Vale has strong levels of nearby infrastructure activity, ranking in the top 40% nationally
AreaSearch has identified two projects that could impact the area due to changes in local infrastructure. Key projects include Cynthia Street Subdivision, Red Bus Planning Proposal - 682A Coleridge Road Rezoning, Berkeley Vale Private Hospital & Medical Precinct, and Central Coast Local Roads Package.
Professional plan users can use the search below to filter and access additional projects.
INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Mardi Water Treatment Plant Upgrade
An $82.5 million major upgrade to the Mardi Water Treatment Plant to future-proof water security for over 210,000 residents. The project introduces Dissolved Air Flotation (DAF) technology and new flocculation tanks to handle poor raw water conditions such as algal blooms and high turbidity. Key works include new chemical dosing systems, a new access road, and electrical switch rooms to ensure a reliable supply of up to 160 million litres of water per day.
Berkeley Vale Private Hospital & Medical Precinct
Berkeley Vale Private Hospital is a 50-bed private facility on the NSW Central Coast providing rehabilitation, general medical, and mental health services. Operated by Ramsay Health Care, the campus includes the Ramsay Clinic Berkeley Vale, which has expanded its mental health capacity to 28 beds to meet regional demand. The precinct features specialized units for hydrotherapy, a persistent pain program, and community-based psychology services through Ramsay Health Plus. It serves as a core medical hub adjacent to local aged care and retirement facilities.
High Speed Rail - Newcastle to Sydney (Line 1)
High Speed Rail Line 1 will connect Newcastle to Sydney on a new dedicated 194km rail line with trains capable of speeds up to 320 km/h on surface sections and 200 km/h in tunnels. Around 115km of the route will run through tunnels. The line will reduce travel time between Newcastle and Sydney to around one hour, with Central Coast trips of about 30 minutes. Six stations are proposed at central Newcastle (Broadmeadow), Lake Macquarie, the Central Coast (Gosford), Sydney Central, Parramatta and Western Sydney International Airport. Following release of the business case in early 2026, the project moved into a two-year Development Phase, with the Australian Government investing a further $230 million for design refinement, environmental and planning approvals, and corridor preservation. The first two major contract packages went to tender in 2026: Area Package 1 (around 35km of twin TBM tunnels, an underground station and associated civil works) and Trains, Systems and Systems Integration (supply of trains, design of all systems, rail depot and operations control centre). The Newcastle to Sydney section is estimated to cost around $61.2 billion by 2039, with a further $32 billion to extend to Western Sydney International Airport by 2042. The project is forecast to support up to 15,000 construction jobs annually at peak and add around $250 billion to the Australian economy over a 50-year appraisal period.
Low and Mid-Rise Housing Policy
Comprehensive NSW state planning reforms designed to increase housing density in well-located areas. The policy mandates mid-rise apartment buildings (3-6 storeys) and low-rise multi-dwelling housing (terraces, townhouses, and dual occupancies) within 800m of 171 high-frequency transport hubs and town centres. As of May 2026, the policy is fully operational following the phased rollout of dual occupancy provisions in July 2024 and mid-rise apartment provisions in early 2025. Recent updates include refined floor space ratios (FSR) and non-refusal standards to streamline local council assessments.
Sydney Metro Program
Australia's largest public transport program, comprising multiple metro lines across Greater Sydney. The M1 City and Southwest line is operating to Sydenham, while the Sydenham to Bankstown conversion is in final testing with weekend closures scheduled from May to July 2026 as the project moves toward trial running and a second-half 2026 opening. Sydney Metro West is a 24 kilometre underground line between Westmead and Hunter Street targeting a 2032 opening, with confirmed stations at Westmead, Parramatta, Sydney Olympic Park, North Strathfield, Burwood North, Five Dock, The Bays, Pyrmont and Hunter Street. Sydney Metro Western Sydney Airport is under construction between St Marys, the new Western Sydney International Airport and Bradfield, with the objective of opening when the airport starts passenger services.
Mariyung Fleet (New Intercity Fleet)
The Mariyung Fleet is a 610-carriage double-deck electric train fleet (D sets) replacing the ageing V-set and Oscar fleets across the NSW intercity network. Delivered by the RailConnect NSW consortium (UGL, Hyundai Rotem, Mitsubishi Electric Australia), the trains feature wider 2x2 seating with arm rests, tray tables and cup holders, charging ports, dedicated luggage, pram and bicycle spaces, accessible toilets, dedicated wheelchair spaces, CCTV, digital information screens and Automatic Selective Door Operation. The fleet operates in 4, 6, 8 or 10-car formations. Passenger services commenced on the Central Coast & Newcastle Line on 3 December 2024, on the Blue Mountains Line on 13 October 2025, and on the South Coast Line on 14 April 2026. The South Coast Line rollout begins with seven 4 and 6-car sets, scaling to 16 trains by 2027 with 8-car sets later in 2026 and 10-car configurations in 2027. The project includes the Kangy Angy Maintenance Facility (operated by UGL on a 15-year contract) and extensive corridor upgrades including platform extensions, signalling modifications, balise installation and overhead wiring works.
Newcastle-Sydney and Wollongong-Sydney Rail Line Upgrades
Program of upgrades to existing intercity rail corridors linking Newcastle-Central Coast-Sydney and Wollongong-Sydney to reduce travel times and improve reliability. Current scope includes timetable and service changes under the Rail Service Improvement Program, targeted network upgrades (signalling, power, station works) and the introduction of the Mariyung intercity fleet on the Central Coast & Newcastle Line, alongside Federal planning led by the High Speed Rail Authority for a dedicated Sydney-Newcastle high speed corridor.
Red Bus Planning Proposal - 682A Coleridge Road Rezoning
Rezoning of a 5.26ha former bus depot to enable housing. The proposal seeks to rezone the majority of the site from SP2 Infrastructure to R1 General Residential and a small portion to C3 Environmental Management; apply a 450m2 minimum lot size, 9.5m building height and 0.6:1 FSR to R1 land; and include 'transport depot' as an additional permitted use to allow ongoing bus operations until redevelopment. The Gateway determination (May 2024) indicates capacity for up to 70 dwellings and requires exhibition with a site-specific DCP.
Employment
The employment environment in Killarney Vale shows above-average strength when compared nationally
Killarney Vale has a balanced workforce with both white and blue collar jobs. Essential services sectors are well represented. The unemployment rate was 3.3% in the past year, with an estimated employment growth of 3.4%.
As of December 2025, there were 3,791 employed residents, with an unemployment rate of 0.9% below Greater Sydney's rate of 4.2%. Workforce participation was at 65.4%, compared to Greater Sydney's 68.8%. According to Census responses, 23.3% of residents worked from home. Employment is concentrated in health care & social assistance, construction, and retail trade.
Construction has notable representation with employment levels at 1.7 times the regional average. However, professional & technical services show lower representation at 4.0%. The area offers limited local employment opportunities, indicated by the working population compared to resident population. Between December 2024 and December 2025, employment increased by 3.4%, while labour force increased by 3.7%, causing unemployment to rise by 0.3 percentage points. National employment forecasts from May-25 suggest that Killarney Vale's employment should increase by 6.7% over five years and 13.9% over ten years, based on industry-specific projections applied to the local employment mix.
Frequently Asked Questions - Employment
Income
Income levels sit below national averages according to AreaSearch assessment
AreaSearch's aggregation of latest postcode level ATO data for financial year ending June 2023 shows Killarney Vale had a median taxpayer income of $50,579 and an average income of $62,890. Nationally, the median was $60,817 and the average was $83,003. By March 2026, estimated incomes would be approximately $55,799 (median) and $69,380 (average), based on a 10.32% Wage Price Index growth since June 2023. The 2021 Census indicates household, family, and personal incomes in Killarney Vale ranked modestly, between the 30th and 37th percentiles. Income analysis reveals 34.7% of residents (2,591 individuals) fall within the $1,500 - $2,999 income range, similar to the regional average of 30.9%. Housing affordability pressures are severe, with only 81.1% of income remaining after housing costs, ranking at the 34th percentile.
Frequently Asked Questions - Income
Housing
Killarney Vale is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
Killarney Vale's dwelling structures, as per the latest Census, consisted of 91.7% houses and 8.3% other dwellings such as semi-detached homes, apartments, and 'other' dwellings. This contrasts with Sydney metro's structure of 55.9% houses and 44.1% other dwellings. Home ownership in Killarney Vale stood at 32.1%, with mortgaged dwellings at 40.7% and rented ones at 27.2%. The median monthly mortgage repayment was $1,907, lower than Sydney metro's average of $2,427. The median weekly rent in Killarney Vale was $400, compared to Sydney metro's $470. Nationally, Killarney Vale's mortgage repayments exceeded the Australian average of $1,863, while rents surpassed the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Killarney Vale has a typical household mix, with a lower-than-average median household size
Family households account for 73.1% of all households, including 29.9% couples with children, 24.5% couples without children, and 17.6% single parent families. Non-family households constitute the remaining 26.9%, with lone person households at 23.5% and group households comprising 3.3% of the total. The median household size is 2.6 people, which is smaller than the Greater Sydney average of 2.7.
Frequently Asked Questions - Households
Local Schools & Education
Educational outcomes in Killarney Vale fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment
The area's university qualification rate is 15%, significantly lower than Greater Sydney's average of 38%. Bachelor degrees are the most common at 11.3%, followed by postgraduate qualifications (2.0%) and graduate diplomas (1.7%). Vocational credentials are prevalent, with 44.6% of residents aged 15+ holding them, including advanced diplomas (10.5%) and certificates (34.1%). Educational participation is high, with 30.5% currently enrolled in formal education: primary (11.6%), secondary (8.1%), and tertiary (2.9%).
Educational participation is notably high, with 30.5% of residents currently enrolled in formal education. This includes 11.6% in primary education, 8.1% in secondary education, and 2.9% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is good compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Public transport analysis shows 43 active transport stops in Killarney Vale, served by a mix of bus routes totalling 79. These routes provide 1,487 weekly passenger trips collectively. Transport accessibility is rated excellent, with residents typically located 180 metres from the nearest stop. Most residents commute outward due to its residential nature, with car being the dominant mode at 93%. Vehicle ownership averages 1.5 per dwelling, above the regional average. According to the 2021 Census, 23.3% of residents work from home, which may reflect COVID-19 conditions.
Service frequency averages 212 trips per day across all routes, equating to approximately 34 weekly trips per stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Health performance in Killarney Vale is well below average with a range of health conditions having marked impacts on both younger and older age cohorts
Killarney Vale faces significant health challenges, as indicated by AreaSearch's assessment of mortality rates and chronic condition prevalence. A range of health conditions affect both younger and older age groups.
Private health cover is relatively low at approximately 52% of the total population (~3,869 people), compared to 59.9% across Greater Sydney. Mental health issues impact 10.2% of residents, while arthritis affects 9.9%. Conversely, 62.9% of residents report no medical ailments, lower than the 74.6% in Greater Sydney. The working-age population experiences notable health challenges with higher chronic condition rates. Killarney Vale has a larger senior population, with 20.7% aged 65 and over (1,545 people), compared to 15.5% in Greater Sydney. Health outcomes among seniors present some challenges, aligning with national rankings for the general population.
Frequently Asked Questions - Health
Cultural Diversity
Killarney Vale is considerably less culturally diverse than average when assessed alongside AreaSearch's national rankings for language and cultural background related metrics
Killarney Vale's cultural diversity was found to be below average. As of a certain date, 89.6% of its population were born in Australia, with 91.5% being citizens and 96.0% speaking English only at home. Christianity was the predominant religion, making up 54.4% of people in Killarney Vale, compared to 49.2% across Greater Sydney.
The top three ancestry groups were Australian (33.0%), English (31.8%), and Irish (8.0%). Notably, Maltese, Samoan, and Australian Aboriginal populations were disproportionately represented at 1.0%, 0.3%, and 4.2% respectively, compared to regional averages of 1.0%, 0.5%, and 1.3%.
Frequently Asked Questions - Diversity
Age
Killarney Vale's population aligns closely with national norms in age terms
The median age in Killarney Vale is 39 years, slightly higher than Greater Sydney's average of 37 years and close to the national average of 38 years. Compared to Greater Sydney, the proportion of people aged 65-74 in Killarney Vale is notably higher at 11.5%, while those aged 25-34 are under-represented at 11.9%. Post-2021 Census data shows that the age group 35 to 44 has grown from 12.3% to 14.0% of the population, and the 75 to 84 cohort has increased from 5.7% to 6.9%. Conversely, the proportion of people aged 25 to 34 has declined from 13.5% to 11.9%. Population forecasts for 2041 indicate significant demographic changes in Killarney Vale. The 75 to 84 age group is projected to grow by 29%, reaching 666 people from the current 515. This growth will be led by residents aged 65 and older, who are expected to represent 68% of the population growth. Conversely, the 65-74 and 25-34 age cohorts are anticipated to experience population declines.