6401, WA · Postcode

Demographics & Identity in 6401, WA

Who lives here — how many people, how old they are, and how communities identify.

A significantly higher proportion of Aboriginal and Torres Strait Islander people live in postcode 6401 compared to the rest of the state. This area has seen a population increase of 8.9% since 2011, bringing the total to 8,283 people. The community is generally older than the national average, with a typical resident now aged 42.

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📍 6401, WA, Postcode

Where 6401, WA sits — Total population

8,283 ▲ +8.9%
  • 1–2: 1 area
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 2 areas
  • 5–8: 3 areas
  • 8–12: 2 areas
  • 12–19: 2 areas
  • 19–29: 12 areas
  • 29–44: 19 areas
  • 44–67: 35 areas
  • 67–102: 30 areas
  • 102–155: 70 areas
  • 155–237: 97 areas
  • 237–360: 129 areas
  • 360–549: 158 areas
  • 549–836: 168 areas
  • 836–1,273: 181 areas
  • 1,273–1,938: 179 areas
  • 1,938–2,951: 157 areas
  • 2,951–4,493: 179 areas
  • 4,493–6,842: 176 areas
  • 6,842–10,418: 210 areas
  • 10,418–15,865: 268 areas
  • 15,865–24,158: 254 areas
  • 24,158–36,786: 182 areas
  • 36,786–56,016: 93 areas
  • 56,016–85,299: 28 areas
  • 85,299–129,888: 8 areas

All postcode areas, 2021. The marker is 6401, WA — higher than 63% of areas.

Total population compared with the state and national average
6401, WA8,283
Northam 11,358
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The total population reached 8,283 people in 2021, adding about 680 residents since 2011. The typical person here is 42, which is noticeably older than the national figure of 38.

8,283 ▲ +8.9%

Higher than 63% of postcode areas.

  • 2011: 7,603
  • 2016: 8,176
  • 2021: 8,283

The number of people who usually live in the area, counted on Census night.

42 yrs ▲ +7.7%

Younger than 52% of postcode areas.

  • 2011: 39 yrs
  • 2016: 40 yrs
  • 2021: 42 yrs

Half the population is older than this age, and half younger.

Age profile

How the population splits across age groups.

Seniors aged 65 and over make up 20.5% of the population, a figure well above the national average. This group has grown by 4.9 percentage points since 2011, while the proportion of children under 15 fell to 18.2%.

20.5% ▲ +31.7%

Higher than 56% of postcode areas.

  • 2011: 15.6%
  • 2016: 17.8%
  • 2021: 20.5%

Share of the population aged 65 years and over.

18.2% ▼ -16.7%

Higher than 61% of postcode areas.

  • 2011: 21.9%
  • 2016: 19.1%
  • 2021: 18.2%

Share of the population aged under 15 years.

Age structure

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6401, WA splits fairly evenly between Older adults (45–64) (27%) and Young adults (25–44) (23%), with Seniors (65+) at 21%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 7.4% of the population, which is well above the national figure of 3.2%. In terms of relationships, 42% of residents are married and 12.4% are in a de facto partnership.

12.4% ▲ +21.7%

Higher than 50% of postcode areas.

  • 2011: 10.2%
  • 2016: 11.3%
  • 2021: 12.4%

Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).

Marital status

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In 6401, WA, the largest group is Married at 42%, followed by Never married (36%) and Divorced (11%).

Age & sex structure

  • 85+: 85+: 74 males; 85+: 127 females
  • 80–84: 80–84: 95 males; 80–84: 104 females
  • 75–79: 75–79: 153 males; 75–79: 160 females
  • 70–74: 70–74: 245 males; 70–74: 233 females
  • 65–69: 65–69: 257 males; 65–69: 263 females
  • 60–64: 60–64: 299 males; 60–64: 300 females
  • 55–59: 55–59: 284 males; 55–59: 304 females
  • 50–54: 50–54: 249 males; 50–54: 278 females
  • 45–49: 45–49: 249 males; 45–49: 267 females
  • 40–44: 40–44: 239 males; 40–44: 223 females
  • 35–39: 35–39: 273 males; 35–39: 233 females
  • 30–34: 30–34: 280 males; 30–34: 228 females
  • 25–29: 25–29: 249 males; 25–29: 179 females
  • 20–24: 20–24: 239 males; 20–24: 193 females
  • 15–19: 15–19: 268 males; 15–19: 231 females
  • 10–14: 10–14: 272 males; 10–14: 256 females
  • 5–9: 5–9: 251 males; 5–9: 296 females
  • 0–4: 0–4: 222 males; 0–4: 217 females

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).

More for 6401, WA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 6401, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6401/6401-wa/topic/demographics-identity