Middlesex, WA 6258 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Middlesex is a suburb of Western Australia, postcode 6258, home to 232 residents with a settled, mature community. Located in the Nannup local government area (Remote Australia) and roughly 267 km from the Perth CBD.
Snapshot
Demographics
- Population
- 232
- Median age
- 55 years
- Median household income
- $1,593 /week
- Median personal income
- $882 /week
- Median family income
- $1,978 /week
- Average household size
- 2.1
- Persons per bedroom
- 0.7
- Local government area
- Manjimup
- Statistical region (SA4)
- Bunbury
- Remoteness classification
- Remote Australia
- Federal electorate
- Forrest
Property & cost of living
- Median rent
- $178 /week
- Median monthly mortgage
- $1,800
- Rent share of household income
- 11%
Schools
- East Manjimup Primary School
- Kearnan College
- Manjimup Education Support Centre
Transport
Transport data refreshes monthly from state GTFS feeds.
Lifestyle & amenities
- 2 parks and reserves
Climate
Climate normals from the Bureau of Meteorology.
NBN & connectivity
Fixed Wireless serves 70.1% of the 117 resolvable premises in Middlesex. Most premises here are served by NBN Fixed Wireless from a nearby tower. Speed is shared with neighbours and weather-sensitive; plans up to NBN 100 are available where signal allows.
- Fibre to the Premises: 0.9%
- Fixed Wireless: 70.1%
- Sky Muster (Satellite): 29.1%
Safety
- Recorded offences: 15,877 across the South West District in the year to Mar 2026 (down 5% on the prior year).
- Most common categories: 4,633 theft, 3,563 violent offences, 2,166 drug offences.
Frequently asked questions
What is the population of Middlesex?
Middlesex (WA 6258) had 232 residents at the most recent ABS Census. The median age is 55. It sits within the Manjimup local government area.
What is the median rent in Middlesex?
The median advertised rent in Middlesex is $178/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Middlesex?
Yes — 3 schools are listed within or near Middlesex covering government, independent sectors. Nearest include: East Manjimup Primary School (8 km), Kearnan College (8.6 km), Manjimup Education Support Centre (9.5 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Middlesex?
Middlesex is predominantly served by Fixed Wireless (70.1% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Middlesex?
Across the surrounding area, 15,877 offences were recorded in the 12 months to Mar 2026. The most common offence categories were theft (4,633), violent (3,563), drug offences (2,166). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
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: