Karnup, WA 6176 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Karnup is a suburb of Western Australia, postcode 6176, home to 2,096 residents with a younger demographic. Located in the Rockingham local government area and roughly 52 km from the Perth CBD.
Snapshot
Demographics
- Population
- 2,096
- Median age
- 30 years
- Median household income
- $2,122 /week
- Median personal income
- $895 /week
- Median family income
- $2,192 /week
- Average household size
- 3.0
- Persons per bedroom
- 0.8
- Local government area
- Rockingham
- Statistical region (SA4)
- Perth - South West
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Brand
Property & cost of living
- Median rent
- $370 /week
- Median monthly mortgage
- $1,857
- Rent share of household income
- 17%
Schools
- Comet Bay Primary School
- Comet Bay College
- Golden Bay Primary School
Transport
Transport data refreshes monthly from state GTFS feeds.
Lifestyle & amenities
No cafes, shops, parks, gyms, libraries or playgrounds are listed in OpenStreetMap within roughly 1.5 km of this locality. Genuinely remote localities typically rely on services in the nearest town.
Climate
- Warmest month: Feb (31.7°C avg max)
- Coolest month: Jul (18.5°C avg max)
- Annual rainfall: 719 mm
- Reference station: Perth Metro, 56.0 km away
NBN & connectivity
Fibre to the Premises serves 75.4% of the 1,026 resolvable premises in Karnup. 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: 75.4%
- Fixed Wireless: 21.9%
- Sky Muster (Satellite): 2.6%
Safety
- Recorded offences: 30,272 across the Mandurah District in the year to Mar 2026 (up 6% on the prior year).
- Most common categories: 9,533 theft, 7,551 violent offences, 3,184 drug offences.
Frequently asked questions
What is the population of Karnup?
Karnup (WA 6176) had 2,096 residents at the most recent ABS Census. The median age is 30. It sits within the Rockingham local government area.
What is the median rent in Karnup?
The median advertised rent in Karnup is $370/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Karnup?
Yes — 3 schools are listed within or near Karnup covering government sectors. Nearest include: Comet Bay Primary School (4.4 km), Comet Bay College (4.9 km), Golden Bay Primary School (5.1 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Karnup?
Karnup is predominantly served by Fibre to the Premises (75.4% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Karnup?
Across the surrounding area, 30,272 offences were recorded in the 12 months to Mar 2026. The most common offence categories were theft (9,533), violent (7,551), drug offences (3,184). 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 Karnup?
In Karnup, mean daily temperatures range from 13°C to 24.9°C and annual rainfall is 719 mm measured at the Perth Metro weather station (56 km away). Long-term averages from the Bureau of Meteorology.
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: