Grass Valley is a rural locality in Western Australia, 113 km from Perth CBD, around 1 hour 30 minutes by car. Population is 158; the median age is 52 and the median household income is $58,500 per year. On socioeconomic measures it sits in the lower-middle tier nationally. Population fell 10.2% from 2016 to 2021. The 2021 Census recorded a median rent of $225 per week and a median monthly mortgage of $986. The area shows no recorded bushfire exposure and no recorded flood exposure. Walkability is low.
This locality is too small to rate.
The Liveability Rating is calculated for suburbs of 500 residents or more, and this one has 158. Below that the school, census and safety figures behind the score cover too few people to rank fairly against the rest of the state. The individual measures further down this page are still shown.
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Median House Price
Public listings dataThe median house sale price in Grass Valley sits at $540,000, broadly flat year-on-year. That said, only five sales settled in the quarter, so the median is a noisy signal — treat it as a direction rather than a level.
$540,000
Based on only 5 sales — small sample, take as indicative.
Short-Stay Rentals
1 active Airbnb listing: 1 whole home and 0 rooms.
Airbnb only, as at Jun 2026; other platforms are not included. Active means reviewed in the past 12 months.
Schools
Walkability
Grass Valley is very car-dependent on foot — at 0/100, nearly all errands require a car.
We hold no public transport timetable data for this area, so public transport is not rated here and the score is spread across the remaining components. It is not counted as zero.
NBN connectivity
The internet access technology available across NBN premises in Grass Valley.
- Full-fibre (FTTP) share
- 0%
- Premises covered
- 92
NBN Co fixed-line and fixed-wireless premises, as at 30 December 2025. Higher-quality technologies (full fibre) score above copper, wireless, and satellite. Actual speeds depend on your plan.
Amenities
Northam: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this locality alone — this locality's own population is in the census section above.
Socio-economic profile
Grass Valley is home to 158 residents, with a median age of 52 — noticeably older than the national figure of 38. Median household income runs at $58,000 a year, with unemployment at 8.5%.
2021 Census · change since 2016
Population
158
Median Age
52
Median Household Income
$58,500/yr
Census Median Rent
$225/wk
Census Median Mortgage
$986/mo
Avg Household Size
2.2
Median Personal Income
$28,444/yr
Unemployment Rate
8.5%
Unoccupied Dwellings
17.2%
Total Dwellings
64
Owner-Occupier Rate
80.0%
Houses
104.7%
Rental Stress
20.0%
Mortgage Stress
20.2%
Work From Home
4.8%
Dwelling Types
Property Ownership
Demographics
- Born in Australia
- 76.6%
- English Spoken at Home
- 91.1%
- Employment Rate
- 52.1%
- Completed Year 12
- 34.8%
Occupations
Religion
Country of Birth (overseas)
Largest overseas birthplaces, as a share of all residents.
Age Distribution
Family & Household Composition
Commute to Work
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $2,471 a year through Northam based on 2023 figures.
Building Approvals: Northam
In the year to August 2026, 85 new dwellings were approved across Northam. Almost all of the pipeline is detached houses. Approvals are down 68.4% on the same period a year earlier.
Climate & Setting
from Northam, 15.0 kmDry climate — very hot summers, cold winters with occasional frost.
- Elevation
- 218 m
- above sea level, at the locality centre
- Annual rainfall
- 399 mm
- 57 rainy days
- Summer max (Jan)
- 34.2°C
- 53 days ≥ 35°C
- Winter min (Jul)
- 5.5°C
- 6 frost days ≤ 0°C
Elevation is the ground at the locality centre, from Geoscience Australia's National Digital Elevation Model. Approximate — it reads high in dense built-up areas. It is a measure of height above sea level and not an indicator of flood risk, which depends on height above nearby waterways.
Industrial Emissions Nearby
1 facility within 5 km- 3.0 kmFossil Fuel Electricity GenerationTop reported: Oxides of Nitrogen · Carbon monoxide · Particulate Matter ≤2.5 µm (PM2.5)
EV adoption
In postcode 6403, 0 of 230 registered light vehicles are battery-electric on 31 January 2025. A further 1.3% (3 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 1.3%.
First Home Owner Grant
FY2026-27$10,000 for new homes priced up to $800,000.
Cap is $800,000 SOUTH of the 26th parallel (which includes all of metropolitan Perth) and $1,000,000 NORTH of it. We store the southern figure because that is where almost every buyer is; the northern cap is higher, so the stored value never overstates eligibility. The southern cap rose from $750,000 on 7 May 2026 in the 2026-27 Housing Taxation Package. The same package moved the first home owner RATE OF DUTY thresholds, which is a different scheme and lives in the web repo's app/stamp_duty.py.
Mortgage repayments
Transfer duty at the owner-occupier rate, and it excludes first home buyer concessions — those can cut it substantially or remove it entirely. Excludes legal, inspection and lender fees. Check with RevenueWA
The First Home Owner Grant applies to newly built homes only, so it isn't available on an established purchase. A first home buyer building or buying new under $800,000 may qualify for $10,000 — see what qualifies with Department of Finance WA.
At $540,000 this is under the $800,000 First Home Owner Grant cap. A first home buyer may qualify for $10,000 on a newly built home — check eligibility with Department of Finance WA.
A deposit under 20% usually attracts Lenders Mortgage Insurance, which this doesn't include.
Principal and interest over 30 years, fixed rate. Excludes fees, offset, redraw and LMI. Default rate is the median comparison rate across 1788 advertised products as at 2026-10-27 — indicative only, and not an offer. Your rate depends on the lender, your deposit and your circumstances. Not financial advice.
Federal Electorate
Currently held by Trish Cook Australian Labor Party
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Trish Cook | 50.5% | 49.5% | -2.8 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact locality's voters across time.
State Electorate
Currently held by Lachlan Hunter The Nationals WA
Next state election: 10 March 2029.
| Year | Winner | Won with |
|---|---|---|
| 2025 | Lachlan Hunter NP | 73.3% |
| 2021 | Mia Davies NP | 60.7% |
| 2017 | Mia Davies NP | 72.6% |
Results are per district. Districts were last redrawn in 2023, so results from before then describe the district of that name, not necessarily this locality's voters. Results: Western Australian Electoral Commission.
Looking at a specific address in Grass Valley?
Every figure above is a locality average, and an average smooths over the difference between a street of family homes and a block of flats. Look up one address and you get the census for the few hundred people around it, its own nearest schools and stops, and what the state has mapped for that block.
- The census for a few hundred neighbours, not all 158 residents
- Nearest and zoned schools, with the walk from that door
- Flood, bushfire and noise mapping, where the state publishes it
Free to look up. Subscribers see every section in full — $29/month.
Nearby suburbs
Compare Grass Valley to another suburb
Side-by-side stats for any other WA suburb — type a name and pick one.
Or jump straight to a nearby comparison:
Common questions about Grass Valley
Is Grass Valley a safe place to live?
Recorded crime in Grass Valley is moderate (58/100, ranked against other WA suburbs on offences per resident).
What natural hazards affect Grass Valley?
Grass Valley has no recorded bushfire history. No mapped flood overlay applies. These are locality-wide figures; check the address, as flood and bushfire exposure change street by street.
What is the population of Grass Valley?
Grass Valley, WA had a population of 158 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Grass Valley, WA?
The postcode for Grass Valley, WA is 6403.
How far is Grass Valley from Perth?
Grass Valley is 113 km from Perth CBD by road, about 89 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Grass Valley?
At the 2021 ABS Census, median household income in Grass Valley was $58,500 a year. It is the most recent suburb-level income figure until 2026 Census results are released in 2027.
What is the median weekly rent in Grass Valley?
There are too few current rental listings in Grass Valley for a reliable median. At the 2021 ABS Census the median weekly rent was $225, across all dwelling types.
What is the median age in Grass Valley?
The median age of residents in Grass Valley was 52 at the 2021 ABS Census.
What is the weather like in Grass Valley?
At the nearest Bureau of Meteorology station to Grass Valley, Northam (15 km away), summer days average 34.2°C, winter nights 5.5°C, 399 mm of rain a year over 57 rainy days, and 53 days a year above 35°C over 2006-2026.
Is the First Home Owner Grant available in Grass Valley?
First-home buyers in WA may be eligible for $10,000 towards new homes with a purchase price up to $800,000. The grant is administered by Department of Finance WA; confirm current eligibility before signing a contract — state rules and amounts can change.
What council does Grass Valley belong to?
Grass Valley sits within the Northam local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Grass Valley?
The average residential rates bill through Northam is $2,471 a year (2023). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Grass Valley?
Across Northam, 85 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's down 68.4% on the same period a year earlier. These are LGA-level totals — every suburb in the council shares the same figure.
Which federal electorate is Grass Valley in?
Grass Valley sits within the federal Division of Bullwinkel, currently held by Trish Cook (Australian Labor Party).
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Data freshness
- Census · 2021
- Median sale prices · Oct 2026
- Council rates · FY 2023–24
- Building approvals · Aug 2026
- Schools · 2025
- NBN connectivity · Dec 2025
- Crime · 2025
- Climate · 2006–2026
- Socio-economic (SEIFA) · 2021
- EV adoption · Jan 2025
- First Home Owner Grant · Sep 2026
- Federal electorate · 2025
- Short-stay rentals · Jun 2026
- State electorate · 2025
- Amenities · Sep 2026
- Health & emergency facilities · Sep 2026
- Industrial emissions (NPI) · 2024/2025
- Coastal erosion · 1988–2025
- Aircraft noise · 2024
Vintages show when each source's data is from. See all data sources.
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.