The quick read on
WA 6432 · Kalgoorlie-Boulder
What homes cost, how rents have moved, and a feel for the people who call it home.
latest suburb median
latest suburb median
ABS 2021
Boulder, Western Australia
Median sale price and rental income of properties in Boulder WA
Based on 133 sales in the preceding 12 months
$400,000
Up 15.9% over 12 months
Based on 126 rental listings in the preceding 12 months
$625 per week
Up 19.0% over 12 months
Market data updated September 2026.
The median house price in Boulder, WA is currently $400,000, based on the latest 12 months of sales. Boulder has a 12-month growth rate of 15.9% for houses and 23.2% for units.
Two-bedroom houses have a median sale price of $310,000, Three-bedroom houses have a median sale price of $399,000, Four-bedroom houses have a median sale price of $507,000 in Boulder.
If you're looking to lease, the median rent for houses in Boulder is $625 per week. The median house rent has increased 19.0% over the last 12 months.
The median price of apartments and units for sale in Boulder is $351,000, which has increased 23.2% since the same time last year. Two-bedroom apartments and units have a median sale price of $320,000, Three-bedroom apartments and units have a median sale price of $365,000, Four-bedroom apartments and units have a median sale price of $610,000 in Boulder. The median rent for units and apartments in Boulder is $575 per week and has increased 15.0% over the last 12 months.
Crime and safety
The overall rate for Boulder is 7,479 offences per 100,000 residents — 17% below the Rest of WA benchmark.
That is the clearest suburb-wide answer. Open the detailed profile to see how the pattern changes across offence types and different parts of Boulder.
Overall crime rate
7,479
offences per 100,000 residents
17% belowRest of WA
Suburb-wide estimate from Microburbs' public crime model; it is not an address-level measure.
The people behind the postcode
Boulder WA 6432 is in Western Australia, within Rest of WA.
4,872 people call Boulder home, with an average of 2.4 people per household and a median household income of $1,968 a week.
Public ABS 2021 Census figures. The bars compare the local share with the capital-region benchmark.
Share of residents in each age band.
Share of occupied private dwellings.
Share of homes with a stated ownership or rental status.
Vehicles available to occupied households.
Selected ways residents worked or travelled on Census day.
2.1% of workers in Boulder worked from home on Census day — about half the rate across Rest of WA.
6.9% of Boulder residents were born in New Zealand, about twice the rate across Rest of WA.
46.6% of people in Boulder described themselves as having no religion in the 2021 Census.
A closer look at the Census
Open any question for a plain-English reading of the public 2021 Census for Boulder WA 6432.
22.8% of Boulder's residents were children under 15 in the 2021 Census. That is somewhat above the Rest of WA average.
1,087 family households lived in Boulder; 41.3% were couple families and 20.4% were one-parent families.
44.3% of local families included children under 15. That is somewhat above the Rest of WA average.
These are suburb-wide household figures, not school or childcare ratings.
Boulder had 4,872 residents at the 2021 Census.
29.3% of residents were aged 25 to 44.
23.1% were 55 or older. That is well below the Rest of WA average.
Age shares use the suburb’s total Census population.
Separate houses made up 81.8% of occupied private dwellings in Boulder.
Townhouses and other attached homes represented 15.8% of occupied private dwellings.
Flats and apartments accounted for 0.0% of occupied private dwellings.
All three shares use occupied private dwellings as the denominator.
21.5% of households with a stated tenure owned their home outright. That is well below the Rest of WA average.
42.8% were buying their home with a mortgage.
35.7% rented their home. That is somewhat above the Rest of WA average.
Tenure shares include households that stated one of these three arrangements.
The average household in Boulder had 2.4 people.
One-person households made up 30.2% of occupied homes. That is somewhat above the Rest of WA average.
Two-person households represented 32.6%, while 22.7% had four or more usual residents.
Household size counts usual residents in occupied homes.
2.1% of workers worked from home on Census day. That is about half the Rest of WA rate.
69.2% drove a car as their only travel method. That is well above the Rest of WA average.
2.4% used only a train, tram or bus, while 2.3% walked or cycled.
Travel figures are a 2021 Census-day snapshot.
5.8% of occupied households had no motor vehicle available. That is close to the Rest of WA average.
One-car households formed 32.9% of the total.
61.2% of households had two or more vehicles.
Vehicle counts refer to occupied households, not individual residents.
54.5% were at the same address five years earlier, while 45.5% reported a different address.
18.3% of residents were born outside Australia. That is close to the Rest of WA average.
Mobility figures cover residents who answered the relevant Census question.
74.9% of residents used only English at home.
8.4% used a language other than English at home.
0.3% spoke Mandarin at home, 0.1% spoke Cantonese and 0.2% spoke Hindi.
Home language is separate from English proficiency.
18.3% of Boulder's population was born outside Australia, while roughly 81.7% was born in Australia.
0.2% of residents were born in China.
0.4% were born in India, while Australian citizenship across the whole suburb stood at 72.0%.
Birthplace, citizenship and ancestry describe different parts of identity.
English ancestry accounted for 33.5% of ancestry responses in Boulder.
Australian ancestry made up 32.7% of responses.
Chinese ancestry represented 0.7% of responses.
People may nominate more than one ancestry, so these are shares of responses.
7.2% of employed residents worked in professional occupations. That is about half the Rest of WA rate.
Managers accounted for 6.0% of employed residents, while clerical and administrative workers made up 10.6%.
Health care and social assistance employed 7.3% of workers, and education and training employed 4.6%.
Occupation and industry figures describe employed residents of the suburb.
The labour-force participation rate was 62.2%, compared with 59.4% across Rest of WA.
41.3% of residents aged 15 and over worked full time, while 14.3% worked part time.
Unemployment was 4.6%, compared with 4.2% across Rest of WA.
Labour-force figures come from the 2021 Census.
54.2% reported no selected long-term health condition.
7.2% reported a long-term mental health condition, including depression or anxiety.
6.9% reported asthma, 6.3% arthritis and 4.7% diabetes excluding gestational diabetes.
These are self-reported suburb-wide Census figures, not address-level health risks.
8.4% of people in the qualifications table held a bachelor degree. That is about half the Rest of WA rate.
Postgraduate degrees accounted for 1.6% of qualification responses.
Diploma-level qualifications represented 8.8%, while certificate-level qualifications represented 46.8%.
Qualification categories are reported separately and are not school ratings.
Median household income was $1,968 per week in the 2021 Census.
The median monthly mortgage repayment reported by local households was $1,302.
Occupied renting households reported a median rent of $300 per week.
These household figures are from 2021; current sale and asking-rent medians appear in the market section.
Working from home was 2.1% in Boulder, compared with 7.1% across Rest of WA.
Outright ownership was 21.5% locally and 34.1% across Rest of WA. That is well below the Rest of WA average.
Renting accounted for 35.7% in Boulder, against 32.2% across Rest of WA.
Capital-region comparisons use the same Census definitions and year.
Three useful questions
The median house price is $400,000, while units and apartments sit at $351,000. Bedroom count, land and condition still create a wide range around those suburb medians.
The Census counted 1,087 local families, and 22.8% of residents were under 15. That describes the community; school quality, travel times and the right fit for a particular family need separate research.
4-bedroom houses have a median around $507,000, the closest bedroom benchmark we hold to a $1.5m budget. Individual homes can differ substantially with block size, renovation and location.
Medians describe recorded market activity across the suburb; they are historical context, not a valuation or forecast for an individual home.
Explore the area
Open a free street report for local prices, rents and recorded sale history.
Compare nearby suburb prices, rents and five-year market trends.
Keep exploring
Use the finders to compare places and properties, or open the full report when you need the street, risk, schools and growth research.
Figures update as new market and census data arrives. This suburb overview is general information, not a valuation or financial advice.
Aerial view