Williamstown, WA 6430
City of Kalgoorlie-BoulderAll suburbs in postcode 6430
Updated
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Sales data as of May 2026
Selling in Williamstown?
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Rent in Williamstown
- Weekly rent (house)
- $310/wk
- Weekly rent (unit)
- $215/wk
Rental data as of April 2026
Free appraisal in Williamstown
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What to know about Williamstown
Williamstown (6430) sits in the Kalgoorlie-Boulder region of Western Australia.
Williamstown has roughly 124 residents, with an established, older skew. Households are mostly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
What it’s like to live here
Williamstown scores 2/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Summer days here average around 34°C (hot), winter mornings around 6°C (cool). Annual rainfall lands at about 285 mm. Figures are our 1991 to 2020 averages of SILO data for this location (Queensland Government, built from Bureau of Meteorology observations).
Schooling within or near the suburb covers 8 government primary, 2 government secondary, 3 Catholic, 1 independent.
Schools in Williamstown
Location
Walkability
- Walk
- 2/100
- Transit
- 0/100
- Bike
- 85/100
Very car dependent. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
Demographics
The 2021 Census put Williamstown's population at 124, with a median age of 50. That sits as an established, older skew. Households are mostly owner-occupied (67% own, 19% rent), which shapes everything from school catchment stability to how often properties turn over. Lone-person households are notable here (39%), often a marker of unit-heavy stock and walkable infrastructure.
- Population
- 124
- Median age
- 50
- Family households
- 47%
- Lone person
- 39%
- Owner occupied
- 67%
- Renter occupied
- 19%
Demographics data as of May 2026· ABS 2021 Census
Weather year-round
- Annual rainfall
- 285 mm
- Hottest month, avg max
- 34.0°C
- Coldest month, avg min
- 5.5°C
Rainfall by month
Our 1991 to 2020 averages of SILO data (Queensland Government, built from Bureau of Meteorology observations, CC BY 4.0) for this location.
Climate data as of October 2026· SILO (Queensland Government), from Bureau of Meteorology observations
Questions about Williamstown
- What is the Williamstown postcode?
- Williamstown is in the 6430 postcode, in WA, in the City of Kalgoorlie-Boulder region.
- Where is Williamstown?
- Williamstown is a suburb in the City of Kalgoorlie-Boulder area, WA 6430.
- What is the average rent in Williamstown?
- The median weekly rent for houses is $310, for units it's $215.
- What schools are in Williamstown?
- There are 16 schools serving Williamstown on this page, including East Kalgoorlie Primary School, Eastern Goldfields College, St Mary's Primary School.
- How walkable is Williamstown?
- Williamstown has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 85.
- What suburbs are near Williamstown?
- Williamstown is close to Piccadilly, Kalgoorlie, South Kalgoorlie, Lamington, Parkeston.
- What is the population of Williamstown?
- The population of Williamstown is approximately 124 (2021 Census). The median age is 50.
Selling in Williamstown? Get the free selling guide
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More on Williamstown and nearby
Williamstown
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Sources. House and unit medians from the NSW Valuer General, Land Victoria, the SA Government and the ABS; rents from the state rental bond authorities. Census from the ABS (2021), climate from the Bureau of Meteorology, hazard from Geoscience Australia, schools from ACARA and crime from state police open data. Each figure carries its source and date. How we source data
How we’re paid. The guides and this page are free. When a seller asks, we introduce one local agent, and the agent pays us a flat fee for the introduction, never a share of their commission; it costs the seller nothing. If a figure looks wrong, tell us and we’ll fix it.