Northam
Grass Valley
Grass Valley at a glance
Walk score
0
Very car dependent
Population
158
Median age 52
The brief
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.
Day to day
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 32°C (warm), winter mornings around 8°C (mild). Annual rainfall lands at about 777mm. Data comes from the Bureau of Meteorology's Perth Airport station, 35.0km away.
Schooling within or near the suburb covers 4 government primary, 1 government secondary, 1 Catholic.
Who lives here
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%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
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· sales-wa
Rental and ownership
Weekly rent (house)
$225/wk
Weekly rent (unit)
$225/wk
Owner occupied
88%
Renter occupied
22%
At a deeper level
158
Median age: 52
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Getting around
Walkability.
0
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Grass Valley.
Local schools for Grass Valley
View the catchment for each school to find out more.
Government School Catchment
Northam Primary School
Northam Senior High School
West Northam Primary School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
777 mm
Hottest Month (avg max)
31.9°C
Coldest Month (avg min)
8.1°C
Monthly Rainfall (mm)
Weather data from BOM station Perth Airport (35 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Grass Valley.
- What is the Grass Valley postcode?
- Grass Valley is in the 6403 postcode, in WA, in the Northam region.
- 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?
- Grass Valley has approximately 158 residents. The median age is 52.
For Sale
Grass Valley
Guides
Side by side
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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