Cooranbong (NSW)

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Following assessment of ABS population figures for the broader region alongside address validations by Districts since the Census, the suburb of Cooranbong has an estimated population of 9,207 as of May 2026. This represents an expansion of 2,130 individuals (30.1%) from the 2021 Census, which documented a population of 7,077 people. This shift is calculated from a resident population of 9,033, determined by Districts through analyzing the latest ABS ERP release (June 2025) and integrating an additional 937 validated new addresses since the Census date. The suburb of Cooranbong has a density ratio of 130 persons per square kilometer, offering residents substantial space and capacity for future housing projects. The 30.1% population expansion in the suburb of Cooranbong since the 2021 census outpaced the Rest of NSW (4.9%) and the local SA4 region, establishing it as a regional growth leader. This population growth was primarily fueled by interstate migration, which accounted for approximately of total population increases during recent timeframes.

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Cooranbong features a qualified labor force with strong representation in key service industries and an unemployment rate of 4.6%, derived from Districts statistical area aggregations. In March 2026, 3,920 residents were employed, representing an unemployment rate 0.5% higher than the Regional NSW benchmark of 4.1%, while labor force participation was below average at 57.7% compared to 60.6% for Regional NSW. Census records indicate that 24.8% of employed residents worked from home, though this figure may reflect the influence of Covid-19 health restrictions.

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Based on aggregated ATO postcode data for the 2023 financial year, taxpayers in Cooranbong recorded a median income of $54,402 and an average income of $67,097. These figures align closely with national averages and compare to $52,390 and $65,215 respectively across Regional NSW. Factoring in Wage Price Index growth of 10.32% since financial year 2023, March 2026 estimates indicate a median of $60,016 and an average of $74,021. The 2021 Census shows local household, family, and personal incomes rank modestly, placing between the 34th and 44th percentiles. The largest income cohort comprises 32.4% of households earning $1,500 - 2,999 weekly (representing 2,983 residents), which compares to for the broader region. Housing costs present significant challenges, leaving only of income disposable, which ranks in the st percentile, while the SEIFA income index places the area in the th decile.

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According to the latest Census, residential properties in Cooranbong consisted of 85.9% standalone houses and 14.1% other dwellings such as apartments and semi-detached options, compared to 82.6% houses and 17.4% other dwellings in Regional NSW. Home ownership rates in Cooranbong lagged behind the Regional NSW benchmark at 31.8%, with the remaining properties being mortgaged (44.9%) or rented (23.4%). The median monthly mortgage payment of $2,058 was higher than the Regional NSW average of $1,733, and the median weekly rent of $380 exceeded the regional figure of $330. By comparison, local mortgage payments are higher than the Australian average of $1,863, and weekly rents sit above the national average of $375.

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Families comprise 73.8% of all local households, consisting of couples with children at 33.7%, couples without children at 29.6%, and single parents at 10.2%. Non-family households represent 26.2% of the total, with single-person households at 23.4% and group homes at 2.8%. The median household size of 2.7 residents exceeds the Regional NSW average of 2.4.

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Educational attainment levels in Cooranbong are lower than regional averages, with 24.3% of residents aged 15+ holding a university degree compared to 32.2% across NSW. Bachelor degrees represent the largest tertiary qualification at 15.8%, followed by postgraduate qualifications at 6.3% and graduate diplomas at 2.2%. Vocational training is highly represented, with 41.5% of residents aged 15+ holding qualifications, consisting of advanced diplomas at 11.8% and certificates at 29.7%.

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Public transport services in Cooranbong feature 47 active transit stops, comprising bus connections. These stops are serviced by 37 unique routes that deliver 312 passenger trips per week. Transport accessibility is moderate, with residents living an average of 420 meters from their nearest stop. Because the area is primarily residential, most workers commute out of the suburb, with private cars remaining the primary travel mode at 95%. Households average 1.6 vehicles. Approximately 24.8% of residents worked from home according to the 2021 Census, which may reflect pandemic-era arrangements.

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Cooranbong faces notable health issues based on Districts assessments of mortality and chronic disease rates, with high prevalence rates observed across younger and older demographics, while private health insurance coverage is slightly ahead of the average SA2 area at approximately 53% of the population, representing about 4,922 people.

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Cultural diversity in Cooranbong is lower than average, with 84.1% of residents born in Australia, 92.3% holding citizenship, and 93.8% using only English at home. Christianity is the primary religion, representing 63.0% of the population, compared to 55.9% in Regional NSW.

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The median age of 38 in Cooranbong is lower than the Regional NSW average of 43 and equals the national average of 38. The 25 - 34 cohort represents 14.1% of the population, which is a stronger presence than in Regional NSW, while the 65 - 74 bracket is less common at 9.3%. Since the 2021 Census, the 35 to 44 age group increased from 11.0% to 12.9%. Conversely, the 45 to 54 cohort decreased from 10.9% to 9.4% and the 65 to 74 bracket declined from 10.4% to 9.3%. Demographic projections suggest the age profile will change by led by the to age bracket which is expected to grow by (an increase of people) to reach from .

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Cooranbong currently has an estimated 653 children under 5 years old, comprising approximately 328 children aged 0-2 and 219 children aged 3-4. This cohort grew by an estimated 36% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 45% by 2041 (to approximately 946 children). Meanwhile the 5-12 cohort currently amounts to 900. While growth has been positive birth rates observed in the area have been moderate, with approximately 11.5 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally.