Williamstown, WA 6430 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Williamstown is a suburb of Western Australia, postcode 6430, home to 124 residents with a settled, mature community. Located in the Kalgoorlie-Boulder local government area (Very Remote Australia) and roughly 552 km from the Perth CBD.
Snapshot
Demographics
- Population
- 124
- Median age
- 50 years
- Median household income
- $987 /week
- Median personal income
- $608 /week
- Median family income
- $2,549 /week
- Average household size
- 1.9
- Persons per bedroom
- 0.6
- Local government area
- Kalgoorlie-Boulder
- Statistical region (SA4)
- Western Australia - Outback (South)
- Remoteness classification
- Very Remote Australia
- Federal electorate
- Durack
Property & cost of living
- Median rent
- $215 /week
- Median monthly mortgage
- $650
- Rent share of household income
- 22%
Schools
- St Mary's Primary School
- Kalgoorlie Primary School
- East Kalgoorlie Primary School
- North Kalgoorlie Primary School
- Eastern Goldfields College
Transport
- Within 800 m walk: 2 bus stops
- Within 1.6 km: 2 train stops, 22 bus stops
- St Albans Rd Before Piccadilly St
- St Albans Rd After Melba St
- Piccadilly St Kalgoorlie Regional Hospital
- Mckenzie St Before Hare St
- Kalgoorlie Stn Transwa Kalgoorlie
Lifestyle & amenities
- 7 cafés
- 17 restaurants
- 1 pub or bar
- 87 parks and reserves
- 20 gyms and fitness centres
- 4 libraries
- 7 supermarkets
- 10 playgrounds
Climate
- Warmest month: Jan (33.7°C avg max)
- Coolest month: Jul (16.9°C avg max)
- Annual rainfall: 266 mm
- Reference station: Kalgoorlie-Boulder Airport, 20.1 km away
NBN & connectivity
Fibre to the Node serves 96.2% of the 52 resolvable premises in Williamstown. 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: 3.8%
- Fibre to the Node: 96.2%
Safety
- Recorded offences: 12,255 across the Goldfields-Esperance District in the year to Mar 2026 (up 12% on the prior year).
- Most common categories: 4,183 violent offences, 2,653 theft, 1,611 drug offences.
Nearby suburbs
Frequently asked questions
What is the population of Williamstown?
Williamstown (WA 6430) had 124 residents at the most recent ABS Census. The median age is 50. It sits within the Kalgoorlie-Boulder local government area.
What is the median rent in Williamstown?
The median advertised rent in Williamstown is $215/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Williamstown?
Yes — 5 schools are listed within or near Williamstown covering independent, government sectors. Nearest include: St Mary's Primary School (0.9 km), Kalgoorlie Primary School (1.1 km), East Kalgoorlie Primary School (1.5 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Williamstown?
Williamstown is predominantly served by Fibre to the Node (96.2% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Williamstown?
Across the surrounding area, 12,255 offences were recorded in the 12 months to Mar 2026. The most common offence categories were violent (4,183), theft (2,653), drug offences (1,611). 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 Williamstown?
In Williamstown, mean daily temperatures range from 11.8°C to 25.4°C and annual rainfall is 266 mm measured at the Kalgoorlie-Boulder Airport weather station (20.1 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Williamstown?
24 public transport stops are mapped within 1.6 km of the Williamstown centroid. Within 800 m, you'll find 2 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:
- WA Department of Education — alphabetical schools list
- Bureau of Meteorology - climate statistics for Kalgoorlie-Boulder Airport
- Public Transport Authority of Western Australia — Transperth GTFS
- Western Australia Police Force — Crime time series data (wa.gov.au)
- NBN upgrade map (Luke Prior)
- NBN Co — Check your address