William Bay, WA 6333
DenmarkAll suburbs in postcode 6333
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
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Rent in William Bay
- Weekly rent (house)
- $300/wk
- Weekly rent (unit)
- $275/wk
Rental data as of April 2026
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What to know about William Bay
William Bay (6333) sits in the Denmark region of Western Australia.
William Bay has roughly 164 residents, with a retiree-heavy demographic. 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
William Bay 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 25°C (mild), winter mornings around 8°C (mild). Annual rainfall lands at about 1,040 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 1 government primary, 2 government secondary, 2 independent.
Schools in William Bay
Schools serving William Bay: government first, then Catholic and independent.
Government schools
© ACARA, licensed under CC BY 4.0.
Location
Walkability
- Walk
- 2/100
- Transit
- 0/100
- Bike
- 0/100
Very car dependent. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
Demographics
The 2021 Census put William Bay's population at 164, with a median age of 51. That sits as a retiree-heavy demographic. Households are mostly owner-occupied (72% own, 11% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (75% family households, 19% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
- Population
- 164
- Median age
- 51
- Family households
- 75%
- Lone person
- 19%
- Owner occupied
- 72%
- Renter occupied
- 11%
Demographics data as of May 2026· ABS 2021 Census
Weather year-round
- Annual rainfall
- 1,040 mm
- Hottest month, avg max
- 25.4°C
- Coldest month, avg min
- 8.3°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 William Bay
- What is the William Bay postcode?
- William Bay is in the 6333 postcode, in WA, in the Denmark region.
- Where is William Bay?
- William Bay is a suburb in the Denmark area, WA 6333.
- What is the average rent in William Bay?
- The median weekly rent for houses is $300, for units it's $275.
- What schools are in William Bay?
- There are 5 schools serving William Bay on this page, including Denmark Primary School, Kwoorabup Community School, Golden Hill Steiner School.
- How walkable is William Bay?
- William Bay has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near William Bay?
- William Bay is close to Shadforth, Parryville, Scotsdale, Ocean Beach, Kordabup.
- What is the population of William Bay?
- The population of William Bay is approximately 164 (2021 Census). The median age is 51.
Selling in William Bay? Get the free selling guide
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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.