Northam

Western Australia · Western Australia - Wheat Belt · 11,368 people · 20 suburbs · 5 postcodes

Northam at a glance

11,368
Population
#42 of 123 in WA
1,431
km² area
8/km² density
43.5
Median age
+4.4 vs WA
$1,323
Median HH income/wk
#90 of 123 in WA
913
SEIFA IRSAD
#108 of 123 in WA
8
Schools
7 gov, 1 Cath, 0 indep
18.0%
Born overseas
24.2%
Renting

Map shows the Northam LGA boundary in blue with a marker per suburb. Hover for suburb name, click for details.

Marker colour reflects SEIFA IRSAD decile: 1-2 (most disadvantaged), 3-4, 5-6, 7-8, 9-10 (most advantaged).

Boundary source: ABS ASGS 2021. Map tiles: OpenStreetMap contributors.

Northam is a Local Government Area in Western Australia, in the Perth region. It covers 20 suburbs across 5 postcodes and an area of 1,431 km². Northam has a population of 11,368 , ranking #42 most populous in WA. The most populous suburb is Northam (6,679 residents), and the highest median household income is in Muresk at $2,249/week. The LGA-wide median household income is $1,323/week and median age is 43.5. About 18.0% of residents were born overseas and 5.3% speak a language other than English at home.

Who lives here

Age structure

0–14 (18.2%) 15–24 (10.9%) 25–44 (22.3%) 45–64 (27.8%) 65+ (20.7%)
Show counts
0–14 years2,072 (18.2%)
15–24 years1,239 (10.9%)
25–44 years2,541 (22.3%)
45–64 years3,166 (27.8%)
65+ years2,358 (20.7%)
18.0%
Born overseas
5.3%
Speak a language other than English at home
6.3%
First Nations
2.4
Avg household size

How they live

Housing tenure

Owned outright (37.5%) Mortgaged (38.3%) Renting (24.2%)

Dwelling type mix

Separate house (97.1%) Semi/townhouse (2.7%) Flat/apartment (0.3%)
$252
Median weekly rent
$1,377
Median monthly mortgage
36.6%
Households with 0-1 cars
63.4%
Households with 2+ cars

Work and learning

5.8%
Unemployment rate
2,799
In full-time work
1,489
In part-time work

Schools in Northam

8 schools across Northam: 87.5% Government, 12.5% Catholic, 0% Independent. The WA average is 71.4% / 14.1% / 14.5%. Schools here have a median ICSEA of 915 (range 745 to 1013). WA median is 1006; national mean is 1000.

Sector mix

WA average for comparison
Government Catholic Independent

Type breakdown

Primary (62.5%) Secondary (12.5%) Combined (12.5%) Special (12.5%)

ICSEA range

700 National mean 1000 1300
LGA median 915 WA median 1006LGA range 745 to 1013

ICSEA (Index of Community Socio-Educational Advantage) summarises the socio-economic background of each school's families. Higher values indicate more advantage. Source: ACARA 2025.

All 8 schools in Northam, sorted by enrolment:

School Sector Type Suburb Students ICSEA
St Joseph's School Catholic Combined Northam 721 1013
Northam Senior High School Government Secondary Northam 669 898
Northam Primary School Government Primary Northam 325 937
West Northam Primary School Government Primary Northam 130 803
Bakers Hill Primary School Government Primary Bakers Hill 125 964
Avonvale Primary School Government Primary Northam 117 745
Wundowie Primary School Government Primary Wundowie 63 898
Avonvale Education Support Centre Government Special Northam 40 932

Source: ACARA School Profiles 2025. ICSEA shown where reported; some schools (notably small primaries) do not publish ICSEA.

SEIFA socio-economic indexes

SEIFA 2021 ranks Australian areas across four dimensions. Scores are population-weighted averages of suburb-level SEIFA scores within Northam. Higher scores indicate more advantage; the national mean is 1000.

IRSAD

Relative socio-economic advantage and disadvantage

913
Ranked #108 of 123 WA LGAs

IRSD

Relative disadvantage only (lower = more disadvantaged)

938

IER

Economic resources: income, wealth, housing

974

IEO

Education and occupation: qualifications, skill levels

892

Suburbs in Northam

Northam contains 20 suburbs and 5 postcodes. Sorted by population.

SuburbPostcodePopulationMedian incomeMedian age
Northam 6401 6,679 $1,246/wk 42
Wundowie 6560 1,372 $1,520/wk 46
Bakers Hill 6562 1,276 $1,531/wk 44
Burlong 6401 340 $725/wk 35
Clackline 6564 330 $1,333/wk 50
Mokine 6401 216 $1,224/wk 52
Muluckine 6401 209 $1,111/wk 45
Grass Valley 6403 158 $1,125/wk 52
Irishtown 6401 98 $2,100/wk 48
Southern Brook 6401 91 $1,874/wk 42
Throssell 6401 88 $1,937/wk 41
Spencers Brook 6401 84 $737/wk 57
Jennapullin 6401 75 $1,275/wk 42
Copley 6562 70 $1,437/wk 46
Katrine 6401 66 $1,666/wk 49
Woottating 6562 65 $2,124/wk 57
Buckland 6401 56 $1,674/wk 51
Malabaine 6401 51 $1,625/wk 57
Meenaar 6401 29 $1,749/wk 50
Muresk 6401 15 $2,249/wk 24

Postcodes covered

6401, 6403, 6560, 6562, 6564

Compare Northam with neighbouring LGAs

Side-by-side demographic and socio-economic snapshot of Northam and its closest neighbouring LGAs.

LGA Population Median age Median HH income SEIFA IRSAD % renting % overseas-born
Northam (WA) 11,368 43.5 $1,323/wk 913 24.2% 18.0%
York 3,463 55.1 $1,168/wk 938 16.9% 17.6%
Mundaring 42,814 43.3 $1,891/wk 1009 13.0% 24.4%
Toodyay 4,595 53.5 $1,328/wk 951 11.5% 22.2%
Goomalling 965 50.1 $1,274/wk 960 20.1% 10.3%
Cunderdin 1,296 37.0 $1,587/wk 964 27.1% 14.3%

Services and amenities

Frequently asked questions about Northam

What is the population of Northam?

The 2021 Census recorded 11,368 people living in Northam, across 20 suburbs.

What suburbs are in Northam?

Northam contains 20 suburbs. The most populous are Northam, Wundowie, Bakers Hill, Burlong, Clackline.See the full list in the Suburbs section above.

What postcodes are in Northam?

Northam covers 5 postcodes: 6401, 6403, 6560, 6562, 6564.

What is the median household income in Northam?

The population-weighted median household income across Northam is $1,323 per week (2021 Census), ranking #90 of 123 WA LGAs.

How many schools are in Northam?

Northam has 8 schools, including 7 government, 1 Catholic, and 0 independent schools (ACARA 2025).

What is the SEIFA score for Northam?

Northam has a population-weighted SEIFA IRSAD score of 913, where the national average is 1000. Higher scores indicate more relative advantage.

Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 (IRSD, IRSAD, IER, IEO), ACARA School Profiles 2025, ABS ASGS 2021 LGA boundaries. How this data is sourced.