Northfield, SA 5085 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Northfield is a suburb of South Australia, postcode 5085, home to 5,043 residents with a balanced age mix. Located in the Port Adelaide Enfield local government area and roughly 8 km from the Adelaide CBD.
Snapshot
Demographics
- Population
- 5,043
- Median age
- 35 years
- Median household income
- $1,420 /week
- Median personal income
- $679 /week
- Median family income
- $1,722 /week
- Average household size
- 2.6
- Persons per bedroom
- 0.9
- Local government area
- Port Adelaide Enfield
- Statistical region (SA4)
- Adelaide - North
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Makin
Property & cost of living
- Median rent
- $307 /week
- Median monthly mortgage
- $1,580
- Rent share of household income
- 22%
Schools
- St Gabriel's School
- Northfield Primary School
- Enfield Primary School
- Blair Athol North School B-7
- St Paul Lutheran School
Transport
- Within 800 m walk: 8 bus stops
- Within 1.6 km: 53 bus stops
- Stop 26 Hampstead Rd - West side
- Stop 26 Hampstead Rd - East side
- Stop 25 Hampstead Rd - West side
- Stop 25 Hampstead Rd - East side
- Stop 28 Hampstead Rd - East side
Lifestyle & amenities
- 4 cafés
- 16 restaurants
- 4 pubs and bars
- 55 parks and reserves
- 4 gyms and fitness centres
- 1 library
- 16 playgrounds
Climate
- Warmest month: Jan (28.7°C avg max)
- Coolest month: Jul (15.0°C avg max)
- Annual rainfall: 525 mm
- Reference station: Adelaide (Kent Town), 8.7 km away
NBN & connectivity
Fibre to the Node serves 57.0% of the 1,988 resolvable premises in Northfield. Most premises here connect via fibre to a street cabinet, then copper into the home. Speeds depend heavily on the copper run length — NBN 100 is rarely achievable on long runs.
- Fibre to the Premises: 43.0%
- Fibre to the Node: 57.0%
Safety
- Recorded offences: 1,526 across postcode 5085 in the year to FY2024–25 (down 12% on the prior year).
- Most common categories: 431 violent offences, 342 theft, 299 property damage.
Frequently asked questions
What is the population of Northfield?
Northfield (SA 5085) had 5,043 residents at the most recent ABS Census. The median age is 35. It sits within the Port Adelaide Enfield local government area.
What is the median rent in Northfield?
The median advertised rent in Northfield is $307/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Northfield?
Yes — 5 schools are listed within or near Northfield covering independent, government sectors. Nearest include: St Gabriel's School (1 km), Northfield Primary School (1 km), Enfield Primary School (1.3 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Northfield?
Northfield is predominantly served by Fibre to the Node (57% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Northfield?
Across postcode 5085, 1,526 offences were recorded in the 12 months to FY2024–25. The most common offence categories were violent (431), theft (342), property damage (299). 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 Northfield?
In Northfield, mean daily temperatures range from 12.1°C to 21.9°C and annual rainfall is 525 mm measured at the Adelaide (Kent Town) weather station (8.7 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Northfield?
53 public transport stops are mapped within 1.6 km of the Northfield centroid. Within 800 m, you'll find 8 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: