New South Wales · Suburb Profile
Gillieston Heights NSW — Suburb Profile
Population, median income, rent prices, housing costs and demographics for Gillieston Heights, New South Wales. ABS Census 2021.
The population of Gillieston Heights NSW is 4,796 according to the 2021 Census. The median personal income in Gillieston Heights is $947 per week ($49,244 per year). Median rent in Gillieston Heights is $430 per week ($1,863 per month). Gillieston Heights has a median age of 30 years, younger than the national median of 38. Gillieston Heights has a population density of 406.5 people per km².
The most common overseas birthplace in Gillieston Heights is India. The most common religion is No Religion (49% of residents). After English, the most spoken language is Other. The median monthly mortgage repayment in Gillieston Heights is $1,950.
There were 57 recorded offences in Gillieston Heights in 2025-26, a rate of 12 offences per 1,000 people. The most common offence category was other against person (15 offences).
Gillieston Heights Map
Gillieston Heights Population
Gillieston Heights Median Income & Rent
Gillieston Heights Demographics
Gender Split
Population Density
Households
Gillieston Heights Age Distribution
Source: ABS Census 2021 — Suburb & Locality (SAL)
Gillieston Heights Housing Tenure
Source: ABS Census 2021 — Suburb & Locality (SAL)
Gillieston Heights Country of Birth
Source: ABS Census 2021 G09 — Country of Birth by SAL
Gillieston Heights Religion
Source: ABS Census 2021 G14 — Religion by SAL
Gillieston Heights Education Level
Source: ABS Census 2021 G16 — Highest Year of School by SAL
Gillieston Heights Languages Spoken at Home
Source: ABS Census 2021 G13 — Language Spoken at Home by SAL
Gillieston Heights Employment
Source: ABS Census 2021 G46 — Labour Force Status by SAL
Gillieston Heights Qualifications
Source: ABS Census 2021 G49 — Non-School Qualification by SAL
Gillieston Heights Occupation
Source: ABS Census 2021 G51 — Industry of Employment by Occupation
Gillieston Heights Field of Study
Source: ABS Census 2021 G51 — Field of Study by SAL
Gillieston Heights Dwelling Types
Source: ABS Census 2021 G36 — Dwelling Structure by SAL
Gillieston Heights Weekly Household Income
Source: ABS Census 2021 G33 — Household Income by SAL
Gillieston Heights Marital Status
Source: ABS Census 2021 G05 — Marital Status by SAL
Gillieston Heights Ancestry
Source: ABS Census 2021 G08 — Ancestry by SAL
Gillieston Heights School & University Attendance
Source: ABS Census 2021 G15 — Type of Educational Institution by SAL
Gillieston Heights Need for Assistance
Source: ABS Census 2021 G18 — Core Activity Need for Assistance by SAL
Gillieston Heights Volunteering
Source: ABS Census 2021 G23 — Voluntary Work by SAL
Gillieston Heights Monthly Mortgage Repayments
Source: ABS Census 2021 G38 — Mortgage Repayment by SAL
Gillieston Heights How People Get to Work
Source: ABS Census 2021 G62 — Method of Travel to Work by SAL
Gillieston Heights Car Ownership
Source: ABS Census 2021 G34 — Motor Vehicles per Dwelling by SAL
Gillieston Heights Number of Bedrooms
Source: ABS Census 2021 G41 — Number of Bedrooms by SAL
Gillieston Heights Population Mobility
Source: ABS Census 2021 G43 — Summary by SAL
Gillieston Heights Indigenous Population
Source: ABS Census 2021 G07 — Indigenous Status by SAL
Gillieston Heights Long-term Health Conditions
Source: ABS Census 2021 G19 — Long-term Health Conditions by SAL
Gillieston Heights Personal Weekly Income Distribution
Source: ABS Census 2021 G17 — Personal Income by SAL
Gillieston Heights Family Structure
Source: ABS Census 2021 G29 — Family Composition by SAL
Gillieston Heights Military Service
Source: ABS Census 2021 G22 — ADF Service by SAL
Gillieston Heights Unpaid Carers
Source: ABS Census 2021 G25 — Unpaid Assistance by SAL
Gillieston Heights Children Ever Born
Source: ABS Census 2021 G28 — Children Ever Born by SAL
Gillieston Heights When Migrants Arrived
Source: ABS Census 2021 G10 — Year of Arrival by SAL
Gillieston Heights Unpaid Domestic Work
Source: ABS Census 2021 G24 — Unpaid Domestic Work by SAL
Gillieston Heights Household Size
Source: ABS Census 2021 G35 — Household Size by SAL
Gillieston Heights Where Residents Moved From
Source: ABS Census 2021 G44 — Address 1 Year Ago by SAL
Gillieston Heights Family Blending
Source: ABS Census 2021 G31 — Family Blending by SAL
Gillieston Heights Crime Statistics
Reported offences in 2025-26 — 57 total
Offence trend by year:
Source: NSW BOCSAR — bocsar.nsw.gov.au
Gillieston Heights Schools
Source: ACARA — Australian Curriculum, Assessment and Reporting Authority, 2025. ICSEA = Index of Community Socio-Educational Advantage (national average 1000).
View all schools in Gillieston Heights with map →Gillieston Heights Rent Prices & Affordability
Rent is under 25% of household income — generally considered affordable.
If you earn X in Gillieston Heights
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Gillieston Heights vs State & National Average
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Frequently Asked Questions About Gillieston Heights
What is the population of Gillieston Heights NSW?
The population of Gillieston Heights NSW is 4,796 according to the ABS Census 2021.The suburb has a population density of 406.5 people per km².Gillieston Heights is ranked #1,634 out of 14,663 suburbs by population.
What is the median income in Gillieston Heights?
The median personal income in Gillieston Heights NSW is $947 per week, or $49,244 per year.The median household income is $1,986 per week.Family income is $2,159 per week.Gillieston Heights is ranked #1,647 by income out of 14,663 Australian suburbs.
How much is rent in Gillieston Heights?
Median rent in Gillieston Heights NSW is $430 per week ($1,863 per month).Rent represents 21.7% of household income, which is considered affordable.Gillieston Heights ranks #1,360 out of 14,663 suburbs by rent.
What are mortgage repayments in Gillieston Heights?
The median monthly mortgage repayment in Gillieston Heights NSW is $1,950. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.
What is the median age in Gillieston Heights?
The median age in Gillieston Heights NSW is 30 years.This is younger than the national median age of 38 years.
Is Gillieston Heights a good suburb to live in?
Gillieston Heights is a suburb in New South Wales with a population of 4,796.The median income is $947/wk, which is above the NSW average of $781/wk.Rent affordability is rated as affordable (21.7% of household income). See the full suburb profile above for detailed statistics.
Looking for schools, childcare centres, and playgrounds in this area? See kid.com.au for family facilities data.
Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 11628. All dollar figures in AUD.