Gillieston Heights

Gillieston Heights lies within the top 10% of areas nationally in terms of population growth performance according to AreaSearch analysis of short and medium-term trends

As of Feb 2026, the population of Gillieston Heights is estimated at around 5,706, reflecting an increase of 910 people since the 2021 Census which reported a population of 4,796. This growth equates to a 19.0% increase and is inferred from AreaSearch's estimate of 5,368 residents following examination of ABS ERP data release in June 2024, along with an additional 440 validated new addresses since the Census date. The population density ratio is 483 persons per square kilometer. Gillieston Heights' growth exceeded Rest of NSW's 5.9% and the state average, driven primarily by interstate migration contributing approximately 79.0% of overall population gains. AreaSearch projections for the suburb are based on ABS/Geoscience Australia data released in 2024 with a 2022 base year, and NSW State Government's SA2 level projections for areas not covered, released in 2022 with a 2021 base year. Exceptional growth is predicted until 2041, placing Gillieston Heights in the top 10 percent of Australia's regional areas.

The area is expected to grow by 4,304 persons by 2041, reflecting an increase of 69.3% over the 17 years.

The level of residential development activity in Gillieston Heights was found to be higher than 90% of real estate markets across the country

AreaSearch analysis indicates Gillieston Heights recorded around 112 residential properties approved annually. Over the past five financial years, from FY-21 to FY-25, approximately 561 homes were granted approval, with an additional 88 approved so far in FY-26. On average, each dwelling constructed over these five years accommodated about 1.8 new residents per year. However, this figure has moderated to 0.7 people per dwelling over the past two financial years.

New homes are being built at an expected construction cost of $321,000 on average. This financial year alone, $50.7 million in commercial approvals have been registered, indicating high local commercial activity. Compared to Rest of NSW, Gillieston Heights records 84.0% more development activity per person, reflecting strong developer confidence in the location. Recent construction comprises an equal split between standalone homes and medium-high density housing, offering accessible entry options for downsizers, investors, and first-time buyers. This trend marks a significant shift from the current housing mix of 86.0% houses. The location has approximately 35 people per dwelling approval, suggesting an expanding market. Future projections estimate Gillieston Heights to add 3,956 residents by 2041, with building activity keeping pace with growth projections despite potential increased competition among buyers as the population grows.

Future projections show Gillieston Heights adding 3,956 residents by 2041 (from the latest AreaSearch quarterly estimate). Building activity is keeping pace with growth projections, though buyers may experience heightened competition as the population grows.

Gillieston Heights has very high levels of nearby infrastructure activity, ranking in the top 10% nationally

Four projects identified by AreaSearch may impact the area: Ravensfield Estate Farley, The Loxford Estate, Maitland Mental Health Rehabilitation Project, and Maitland Local Housing Strategy 2041.

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The employment landscape in Gillieston Heights presents a mixed picture: unemployment remains low at 3.6%, yet recent job losses have affected its comparative national standing

Gillieston Heights has a balanced workforce comprising white and blue collar jobs, with essential services well represented. Its unemployment rate is 3.6%, as per AreaSearch's aggregation of statistical area data. As of September 2025, 2702 residents are employed, with an unemployment rate of 0.2% lower than Rest of NSW's 3.8%.

Workforce participation stands at 71.8%, compared to Rest of NSW's 61.5%. According to Census responses, 18.9% of residents work from home, though Covid-19 lockdown impacts may have influenced this figure. Key industries for employment among residents are health care & social assistance, retail trade, and construction. The area has a notable concentration in mining, with employment levels at 2.9 times the regional average.

Conversely, agriculture, forestry & fishing employs just 0.7% of local workers, below Rest of NSW's 5.3%. Many residents commute elsewhere for work, as indicated by the count of Census working population to local population. Between September 2024 and September 2025, the labour force decreased by 2.4%, with employment declining by 2.5%, leading to a rise in unemployment rate by 0.1 percentage points. In contrast, Rest of NSW experienced an employment decline of 0.5% and a labour force decline of 0.1%, with a 0.4 percentage point rise in unemployment rate. Jobs and Skills Australia's national employment forecasts from May-25 project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Gillieston Heights' employment mix suggests local employment should increase by 6.2% over five years and 13.2% over ten years, though these are simple extrapolations for illustrative purposes only and do not account for localised population projections.

Income analysis reveals strong economic positioning, with the area outperforming 60% of locations assessed nationally by AreaSearch

The suburb of Gillieston Heights has a median taxpayer income of $62,697 and an average income of $77,797 according to the latest postcode level ATO data aggregated by AreaSearch for financial year 2023. This is notably higher than the national averages. The Rest of NSW, for instance, has a median income of $52,390 and an average income of $65,215. Based on Wage Price Index growth of 8.86% since financial year 2023, estimated incomes as of September 2025 would be approximately $68,252 (median) and $84,690 (average). Census data indicates that household, family and personal incomes in Gillieston Heights are around the 68th percentile nationally. Specifically, 41.5% of the population, which consists of 2,367 individuals, falls within the $1,500 - $2,999 income range. This aligns with the surrounding region where this cohort also represents 29.9%. High housing costs consume 18.0% of income in Gillieston Heights. Despite this, strong earnings place disposable income at the 61st percentile nationally. The area's SEIFA income ranking places it in the 5th decile.

Gillieston Heights is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

The dwelling structure in Gillieston Heights, as per the latest Census, consisted of 85.6% houses and 14.4% other dwellings (semi-detached, apartments, 'other' dwellings). This compared to Non-Metro NSW's 82.6% houses and 17.4% other dwellings. Home ownership in Gillieston Heights stood at 19.0%, with the rest either mortgaged (42.4%) or rented (38.6%). The median monthly mortgage repayment was $1,950, higher than Non-Metro NSW's average of $1,733. The median weekly rent figure in Gillieston Heights was $430, compared to Non-Metro NSW's $330. Nationally, Gillieston Heights' mortgage repayments were higher at $1,950 than the Australian average of $1,863, and rents were substantially above the national figure of $375.

Gillieston Heights features high concentrations of family households, with a higher-than-average median household size

Family households account for 79.2% of all households, consisting of 38.4% couples with children, 26.9% couples without children, and 12.8% single parent families. Non-family households constitute the remaining 20.8%, with lone person households at 18.6% and group households comprising 2.0% of the total. The median household size is 2.8 people, larger than the Rest of NSW average of 2.4.

Educational attainment in Gillieston Heights aligns closely with national averages, showing typical qualification patterns and performance metrics

The area has lower university qualification rates at 16.5%, compared to the NSW average of 32.2%. This disparity presents both a challenge and an opportunity for targeted educational initiatives. Bachelor degrees are the most common at 11.1%, followed by postgraduate qualifications at 3.4% and graduate diplomas at 2.0%. Vocational credentials are prominent, with 45.1% of residents aged 15 and above holding them.

Advanced diplomas account for 11.2%, while certificates make up 33.9%. Educational participation is high, with 31.5% of residents currently enrolled in formal education. This includes 12.6% in primary education, 5.9% in secondary education, and 3.9% pursuing tertiary education.

Transport servicing is low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

Public transport analysis shows 27 active transport stops operating within Gillieston Heights. These stops serve a mix of bus routes, totaling 21 individual routes that collectively provide 264 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 199 meters from the nearest transport stop. The area is primarily residential, and most residents commute outward. Car remains the dominant mode of transport at 97%. Vehicle ownership averages 1.6 per dwelling.

According to the 2021 Census, 18.9% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 37 trips per day across all routes, equating to approximately 9 weekly trips per individual stop.

Health performance in Gillieston Heights is well below average with prevalence of common health conditions notable across both younger and older age cohorts

Gillieston Heights faces significant health challenges as per AreaSearch's assessment. Mortality rates and chronic condition prevalence are substantial across both younger and older age groups.

The area has a high private health cover rate at approximately 58% of the total population (~3,289 people), compared to 51.9% in Rest of NSW. Mental health issues and asthma are the most common medical conditions, affecting 12.2 and 9.7% of residents respectively. However, 66.8% of residents report being completely clear of medical ailments, compared to 63.3% across Rest of NSW. Working-age population health challenges include elevated chronic condition rates. The area has 8.8% of residents aged 65 and over (502 people), lower than the 23.4% in Rest of NSW. Health outcomes among seniors present some challenges, aligning with national rankings for the general population.

Gillieston Heights is considerably less culturally diverse than average when assessed alongside AreaSearch's national rankings for language and cultural background related metrics

Gillieston Heights, as per the data, had a low cultural diversity level with 90.2% of its residents born in Australia, 92.8% being citizens, and 92.8% speaking English exclusively at home. Christianity was the predominant religion, accounting for 48.3% of the population. The 'Other' category showed an overrepresentation in Gillieston Heights compared to the rest of NSW, with 1.1% versus 0.8%.

In terms of ancestry, Australian (33.8%), English (30.1%), and Scottish (6.8%) were the top represented groups. There were notable variations in the representation of certain ethnic groups: Australian Aboriginal at 6.0% compared to 4.6% regionally, Macedonian at 0.2% versus 0.4%, and Maori at 0.6% against 0.3%.

Gillieston Heights hosts a very young demographic, ranking in the bottom 10% of areas nationwide

At 30 years, Gillieston Heights' median age is considerably lower than the Rest of NSW average of 43, and substantially under the Australian median of 38. Relative to Rest of NSW, Gillieston Heights has a higher concentration of 25-34 residents (22.1%) but fewer 55-64 year-olds (5.4%). This 25-34 concentration is well above the national average of 14.4%. Between the June 2021 Census and the latest data, the 35 to 44 age group has grown from 15.8% to 17.2% of the population. Conversely, the 55 to 64 cohort has declined from 6.5% to 5.4%. Demographic modeling suggests that Gillieston Heights' age profile will evolve significantly by 2041. The 25 to 34 cohort shows the strongest projected growth at 76%, adding 952 residents to reach a total of 2,214.