Northampton

Western Australia · Western Australia - Outback (South) · 3,231 people · 18 suburbs · 3 postcodes

Council-area profile

Northampton suburb map and local data

Use this LGA hub to move from a council-area view into suburb profiles, postcode coverage, schools, SEIFA and nearby council areas.

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Northampton at a glance

3,231

Population

#68 of 123 in WA

12,544

km² area

0/km² density

53.2

Median age

+14.1 vs WA

923

SEIFA IRSAD

#102 of 123 in WA

Schools

3 gov, 1 Cath, 0 indep

13.2%

Born overseas

21.4%

Renting

Interactive map

Northampton boundary and suburb markers

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

LGA boundary Suburb markers Federal electorate overlay

Map shows the Northampton 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).

Federal electorate boundaries can be toggled on the map. Boundary source: ABS ASGS 2021 CED boundaries.

Northampton is a Local Government Area in Western Australia, in the Perth region. It covers 18 suburbs across 3 postcodes and an area of 12,544 km². Northampton has a population of 3,231 , ranking #68 most populous in WA. The most populous suburb is Kalbarri (1,478 residents).About 13.2% of residents were born overseas and 2.4% speak a language other than English at home.

Who lives here

Age structure

15.2%

6.6%

18.0%

31.0%

29.3%

0–14 (15.2%) 15–24 (6.6%) 25–44 (18.0%) 45–64 (31.0%) 65+ (29.3%)

Show counts

0–14 years	495 (15.2%)
15–24 years	214 (6.6%)
25–44 years	586 (18.0%)
45–64 years	1,009 (31.0%)
65+ years	956 (29.3%)

13.2%

Born overseas

2.4%

Speak a language other than English at home

5.8%

First Nations

2.2

Avg household size

How they live

Housing tenure

54.2%

24.4%

21.4%

Owned outright (54.2%) Mortgaged (24.4%) Renting (21.4%)

Dwelling type mix

93.4%

Separate house (93.4%) Semi/townhouse (6.0%) Flat/apartment (0.6%)

$218

Median weekly rent

$1,363

Median monthly mortgage

33.5%

Households with 0-1 cars

66.5%

Households with 2+ cars

Work and learning

4.5%

Unemployment rate

689

In full-time work

479

In part-time work

Schools in Northampton

4 schools across Northampton: 75.0% Government, 25.0% Catholic, 0% Independent. The WA average is 71.4% / 14.1% / 14.5%. Schools here have a median ICSEA of 936 (range 884 to 981). WA median is 1006; national mean is 1000.

Sector mix

75.0%

25.0%

WA average for comparison

71.4%

14.1%

14.5%

Government Catholic Independent

Type breakdown

50.0%

Primary (50.0%) Secondary (0%) Combined (50.0%) Special (0%)

ICSEA range

700 National mean 1000 1300

LGA median 936 WA median 1006LGA range 884 to 981

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 4 schools in Northampton, sorted by enrolment:

School	Sector	Type	Suburb	Students	ICSEA
Kalbarri District High School	Government	Combined	Kalbarri	208	981
Northampton District High School	Government	Combined	Northampton	138	884
St Mary's School	Catholic	Primary	Northampton	56	979
Binnu Primary School	Government	Primary	Binnu	10	894

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 Northampton. Higher scores indicate more advantage; the national mean is 1000.

IRSAD

Relative socio-economic advantage and disadvantage

923

Ranked #102 of 123 WA LGAs

IRSD

Relative disadvantage only (lower = more disadvantaged)

954

IER

Economic resources: income, wealth, housing

983

IEO

Education and occupation: qualifications, skill levels

892

Suburbs in Northampton

Northampton contains 18 suburbs and 3 postcodes. Sorted by population.

Suburb	Postcode	Population	Median income	Median age
Kalbarri	6536	1,478	$1,122/wk	53
Northampton	6535	830	$869/wk	57
Horrocks	6535	161	$1,525/wk	55
Alma	6535	116	$1,468/wk	50
Sandy Gully	6535	110	$1,812/wk	39
Bowes	6535	104	$1,042/wk	59
Yallabatharra	6535	79	$966/wk	58
Binnu	6532	58	$1,625/wk	48
Isseka	6535	57	$1,312/wk	45
Ogilvie	6535	56	$2,374/wk	41
Gregory	6535	53	$833/wk	63
Ajana	6532	51	$949/wk	34
East Bowes	6535	46	$1,792/wk	42
West Binnu	6532	21	$1,874/wk	64
Coolcalalaya	6532	11	$1,375/wk	45
Eurardy	6532		$1,125/wk	29
Kalbarri National Park	6536
Zuytdorp	6536

Postcodes covered

6532, 6535, 6536

Compare Northampton with neighbouring LGAs

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

LGA	Population	Median age	SEIFA IRSAD	% renting	% overseas-born
Northampton (WA)	3,231	53.2	923	21.4%	13.2%
Chapman Valley	1,389	42.1	1003	10.1%	12.9%
Shark Bay	1,033	45.6	942	43.7%	21.3%

Services and amenities

Climate & weather Climate data for Kalbarri

Frequently asked questions about Northampton

What is the population of Northampton?

The 2021 Census recorded 3,231 people living in Northampton, across 18 suburbs.

What suburbs are in Northampton?

Northampton contains 18 suburbs. The most populous are Kalbarri, Northampton, Horrocks, Alma, Sandy Gully.See the full list in the Suburbs section above.

What postcodes are in Northampton?

Northampton covers 3 postcodes: 6532, 6535, 6536.

How many schools are in Northampton?

Northampton has 4 schools, including 3 government, 1 Catholic, and 0 independent schools (ACARA 2025).

What is the SEIFA score for Northampton?

Northampton has a population-weighted SEIFA IRSAD score of 923, where the national average is 1000. Higher scores indicate more relative advantage.

Page last reviewed June 2026. 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.