Gillieston Heights, NSW 2321 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Gillieston Heights is a suburb of New South Wales, postcode 2321, home to 4,796 residents with a younger demographic. Located in the Port Stephens local government area (Inner Regional Australia) and roughly 141 km from the Sydney CBD.
Snapshot
Demographics
- Population
- 4,796
- Median age
- 30 years
- Median household income
- $1,986 /week
- Median personal income
- $947 /week
- Median family income
- $2,159 /week
- Average household size
- 2.8
- Persons per bedroom
- 0.8
- Local government area
- Maitland
- Statistical region (SA4)
- Hunter Valley exc Newcastle
- Remoteness classification
- Inner Regional Australia
- Federal electorate
- Paterson
Property & cost of living
- Median rent
- $430 /week
- Median monthly mortgage
- $1,950
- Rent share of household income
- 22%
Schools
- Gillieston Public School
- Maitland Public School
- Telarah Public School
- Nillo Infants School
Transport
- Within 800 m walk: 20 bus stops
- Within 1.6 km: 25 bus stops
- Cessnock Rd Opp Oakwood Village
- Oakwood Village, Cessnock Rd
- Cartwright St At Beckett St
- Cartwright St Opp Beckett St
- Saddlers Dr Opp Paradise St
Lifestyle & amenities
- 1 café
- 4 restaurants
- 8 parks and reserves
- 1 supermarket
- 7 playgrounds
Climate
- Warmest month: Jan (28.3°C avg max)
- Coolest month: Jul (17.2°C avg max)
- Annual rainfall: 1134 mm
- Reference station: Williamtown RAAF, 20.5 km away
NBN & connectivity
Fibre to the Premises serves 99.0% of the 2,482 resolvable premises in Gillieston Heights. Most premises here have a fibre cable running directly into the property — the fastest and most reliable NBN option, with plans available up to NBN 1000.
- Fibre to the Premises: 99.0%
- Fixed Wireless: 1.0%
Safety
- Recorded offences: 904 across postcode 2321 in the year to Dec 2025 (up 6% on the prior year).
- Most common categories: 346 violent offences, 116 theft, 111 property damage.
Frequently asked questions
What is the population of Gillieston Heights?
Gillieston Heights (NSW 2321) had 4,796 residents at the most recent ABS Census. The median age is 30. It sits within the Maitland local government area.
What is the median rent in Gillieston Heights?
The median advertised rent in Gillieston Heights is $430/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Gillieston Heights?
Yes — 4 schools are listed within or near Gillieston Heights covering government sectors. Nearest include: Gillieston Public School (1 km), Maitland Public School (3.7 km), Telarah Public School (4 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Gillieston Heights?
Gillieston Heights is predominantly served by Fibre to the Premises (99% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Gillieston Heights?
Across postcode 2321, 904 offences were recorded in the 12 months to Dec 2025. The most common offence categories were violent (346), theft (116), property damage (111). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
What is the climate like in Gillieston Heights?
In Gillieston Heights, mean daily temperatures range from 12.5°C to 23.2°C and annual rainfall is 1,134 mm measured at the Williamtown RAAF weather station (20.5 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Gillieston Heights?
25 public transport stops are mapped within 1.6 km of the Gillieston Heights centroid. Within 800 m, you'll find 20 bus stops. Stop data is sourced from state government GTFS feeds.
Sources & methodology
Demographics from ABS Census. Property data from SQM Research. Climate from Bureau of Meteorology. Schools from ACARA. NBN from NBN Co. Amenities from OpenStreetMap. See full methodology.
Additional sources for this profile: