Grass Valley, WA 6403
NorthamAll suburbs in postcode 6403
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 Grass Valley?
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Rent in Grass Valley
- Weekly rent (house)
- $225/wk
- Weekly rent (unit)
- $225/wk
Rental data as of April 2026
Free appraisal in Grass Valley
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What to know about Grass Valley
Grass Valley (6403) sits in the Northam region of Western Australia.
Grass Valley has roughly 158 residents, with a retiree-heavy demographic. Households are predominantly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
What it’s like to live here
Grass Valley scores 0/100 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 35°C (hot), winter mornings around 5°C (cool). Annual rainfall lands at about 387 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 4 government primary, 1 government secondary, 1 Catholic.
Schools in Grass Valley
Location
Walkability
- Walk
- 0/100
- 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 Grass Valley's population at 158, with a median age of 52. That sits as a retiree-heavy demographic. Households are predominantly owner-occupied (88% own, 22% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (70% family households, 36% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
- Population
- 158
- Median age
- 52
- Family households
- 70%
- Lone person
- 36%
- Owner occupied
- 88%
- Renter occupied
- 22%
Demographics data as of May 2026· ABS 2021 Census
Weather year-round
- Annual rainfall
- 387 mm
- Hottest month, avg max
- 34.5°C
- Coldest month, avg min
- 5.1°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 Grass Valley
- What is the Grass Valley postcode?
- Grass Valley is in the 6403 postcode, in WA, in the Northam region.
- Where is Grass Valley?
- Grass Valley is a suburb in the Northam area, WA 6403.
- What is the average rent in Grass Valley?
- The median weekly rent for houses is $225, for units it's $225.
- What schools are in Grass Valley?
- There are 7 schools serving Grass Valley on this page, including St Joseph's School, Northam Primary School, Northam Senior High School.
- How walkable is Grass Valley?
- Grass Valley has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Grass Valley?
- Grass Valley is close to Throssell, Meenaar, Southern Brook, Muluckine, Malabaine.
- What is the population of Grass Valley?
- The population of Grass Valley is approximately 158 (2021 Census). The median age is 52.
Selling in Grass Valley? Get the free selling guide
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More on Grass Valley and nearby
Grass Valley
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Selling in WA
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.