Illawong, NSW 2234 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Illawong is a suburb of New South Wales, postcode 2234, home to 7,427 residents with an established residential profile. Located in the Sutherland local government area (Inner Regional Australia) and roughly 25 km from the Sydney CBD.
Snapshot
Demographics
- Population
- 7,427
- Median age
- 44 years
- Median household income
- $2,778 /week
- Median personal income
- $985 /week
- Median family income
- $2,882 /week
- Average household size
- 3.1
- Persons per bedroom
- 0.8
- Local government area
- Sutherland Shire
- Statistical region (SA4)
- Sydney - Sutherland
- Remoteness classification
- Inner Regional Australia
- Federal electorate
- Hughes
Property & cost of living
- Median rent
- $650 /week
- Median monthly mortgage
- $2,976
- Rent share of household income
- 23%
Schools
- Illawong Public School
- Lugarno Public School
- Tharawal Public School
- Como West Public School
- Alfords Point Public School
Transport
- Within 800 m walk: 14 bus stops
- Within 1.6 km: 72 bus stops
- Illawong Public School,Fowler Rd
- Fowler Rd Opp Illawong Public School
- Hobart Place Child Care Centre, Hobart Pl
- Hobart Pl At Lara Cl
- Fowler Rd At Flint Pl
Lifestyle & amenities
- 2 cafés
- 2 restaurants
- 54 parks and reserves
- 1 supermarket
- 35 playgrounds
Climate
- Warmest month: Jan (26.0°C avg max)
- Coolest month: Jul (16.4°C avg max)
- Annual rainfall: 1211 mm
- Reference station: Sydney (Observatory Hill), 26.2 km away
NBN & connectivity
Hybrid Fibre-Coaxial serves 99.2% of the 2,584 resolvable premises in Illawong. Most premises here use the existing pay-TV coaxial cable, upgraded for NBN. Plans up to NBN 1000 are typically available.
- Fibre to the Premises: 0.8%
- Hybrid Fibre-Coaxial: 99.2%
Safety
- Recorded offences: 544 across postcode 2234 in the year to Dec 2025 (down 13% on the prior year).
- Most common categories: 175 violent offences, 126 theft, 68 property damage.
Frequently asked questions
What is the population of Illawong?
Illawong (NSW 2234) had 7,427 residents at the most recent ABS Census. The median age is 44. It sits within the Sutherland Shire local government area.
What is the median rent in Illawong?
The median advertised rent in Illawong is $650/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Illawong?
Yes — 5 schools are listed within or near Illawong covering government sectors. Nearest include: Illawong Public School (0.2 km), Lugarno Public School (1.4 km), Tharawal Public School (1.7 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Illawong?
Illawong is predominantly served by Hybrid Fibre Coaxial (99.2% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Illawong?
Across postcode 2234, 544 offences were recorded in the 12 months to Dec 2025. The most common offence categories were violent (175), theft (126), property damage (68). 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 Illawong?
In Illawong, mean daily temperatures range from 13.8°C to 21.8°C and annual rainfall is 1,211 mm measured at the Sydney (Observatory Hill) weather station (26.2 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Illawong?
72 public transport stops are mapped within 1.6 km of the Illawong centroid. Within 800 m, you'll find 14 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: