Sefton, NSW 2162 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Sefton is a suburb of New South Wales, postcode 2162, home to 6,300 residents with a balanced age mix. Located in the Cumberland local government area and roughly 19 km from the Sydney CBD.
Snapshot
Demographics
- Population
- 6,300
- Median age
- 35 years
- Median household income
- $1,528 /week
- Median personal income
- $555 /week
- Median family income
- $1,674 /week
- Average household size
- 3.3
- Persons per bedroom
- 1.0
- Local government area
- Canterbury-Bankstown
- Statistical region (SA4)
- Sydney - Parramatta
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Blaxland
Property & cost of living
- Median rent
- $425 /week
- Median monthly mortgage
- $2,000
- Rent share of household income
- 28%
Schools
- Chester Hill Public School
- Sefton High School
- Sefton Infants School
- Chester Hill North Public School
- Chester Hill High School
Transport
- Within 800 m walk: 4 train stops, 52 bus stops
- Within 1.6 km: 4 train stops, 145 bus stops
- Waldron Rd Before Priam St
- Waldron Rd Before Arcadia Rd
- Priam St At Waldron Rd
- Hector St After Waldron Rd
- Chester Hill Station, Platform 1
Lifestyle & amenities
- 2 cafés
- 14 restaurants
- 2 pubs and bars
- 41 parks and reserves
- 5 gyms and fitness centres
- 1 library
- 3 supermarkets
- 29 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), 19.2 km away
NBN & connectivity
Fibre to the Premises serves 46.7% of the 2,394 resolvable premises in Sefton. 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: 46.7%
- Fibre to the Curb: 46.4%
- Fibre to the Building: 6.9%
Safety
- Recorded offences: 1,037 across postcode 2162 in the year to Dec 2025 (stable on the prior year).
- Most common categories: 316 violent offences, 247 theft, 108 property damage.
Frequently asked questions
What is the population of Sefton?
Sefton (NSW 2162) had 6,300 residents at the most recent ABS Census. The median age is 35. It sits within the Canterbury-Bankstown local government area.
What is the median rent in Sefton?
The median advertised rent in Sefton is $425/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Sefton?
Yes — 5 schools are listed within or near Sefton covering government sectors. Nearest include: Chester Hill Public School (0.3 km), Sefton High School (0.6 km), Sefton Infants School (0.8 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Sefton?
Sefton is predominantly served by Fibre to the Premises (46.7% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Sefton?
Across postcode 2162, 1,037 offences were recorded in the 12 months to Dec 2025. The most common offence categories were violent (316), theft (247), property damage (108). 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 Sefton?
In Sefton, 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 (19.2 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Sefton?
149 public transport stops are mapped within 1.6 km of the Sefton centroid. Within 800 m, you'll find 52 bus stops, 4 train 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: