Blacktown - North · Sub-region (SA3)

Demographics & Identity in Blacktown - North

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

Growth has been rapid in Blacktown - North, where the population nearly doubled since 2011 to reach 142,771 people. It is a remarkably young area, with a typical resident aged just 33, which is noticeably younger than the national figure.

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📍 Blacktown - North, Sub-region (SA3)

Where Blacktown - North sits — Total population

142,771 ▲ +90.9%
  • 1–2: 3 areas
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–6: 0 areas
  • 6–9: 2 areas
  • 9–15: 2 areas
  • 15–23: 1 area
  • 23–37: 0 areas
  • 37–57: 1 area
  • 57–90: 0 areas
  • 90–141: 1 area
  • 141–221: 1 area
  • 221–347: 1 area
  • 347–545: 2 areas
  • 545–854: 3 areas
  • 854–1,340: 0 areas
  • 1,340–2,101: 3 areas
  • 2,101–3,296: 1 area
  • 3,296–5,169: 2 areas
  • 5,169–8,107: 3 areas
  • 8,107–12,714: 7 areas
  • 12,714–19,940: 16 areas
  • 19,940–31,273: 30 areas
  • 31,273–49,048: 61 areas
  • 49,048–76,924: 90 areas
  • 76,924–120,643: 70 areas
  • 120,643–189,211: 46 areas
  • 189,211–296,748: 12 areas

All sub-region (sa3) areas, 2021. The marker is Blacktown - North — higher than 87% of areas.

Total population compared with the state and national average
Blacktown - North142,771
Greater Sydney 5,231,147
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by 91% over a decade, adding about 67,994 people. This makes it larger than about 89% of similar areas.

142,771 ▲ +90.9%

Higher than 87% of sub-region (sa3) areas.

  • 2011: 74,777
  • 2016: 92,823
  • 2021: 142,771

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

33 yrs ▲ +3.1%

Younger than 93% of sub-region (sa3) areas.

  • 2011: 32 yrs
  • 2016: 33 yrs
  • 2021: 33 yrs

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

Age profile

How the population splits across age groups.

A high proportion of children under 15 (25.2%) and a very low number of seniors aged 65 and over (7.5%) mean this area is much younger than the state and national averages.

7.5% ▲ +25.3%

Lower than 97% of sub-region (sa3) areas.

  • 2011: 6.0%
  • 2016: 7.4%
  • 2021: 7.5%

Share of the population aged 65 years and over.

25.2% ▼ -0.6%

Higher than 99% of sub-region (sa3) areas.

  • 2011: 25.3%
  • 2016: 24.6%
  • 2021: 25.2%

Share of the population aged under 15 years.

Age structure

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In Blacktown - North, the largest group is Young adults (25–44) at 36%, followed by Children (0–14) (25%) and Older adults (45–64) (20%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 1.6% of the population, which is a little below the national figure. People in de facto relationships make up 6.8%, among the lowest for similar areas.

1.6% ▲ +16.9%

Lower than 66% of sub-region (sa3) areas.

  • 2011: 1.3%
  • 2016: 1.5%
  • 2021: 1.6%

Share of people who identify as Aboriginal and/or Torres Strait Islander.

6.8% ▲ +13.3%

Lower than 95% of sub-region (sa3) areas.

  • 2011: 6.0%
  • 2016: 6.2%
  • 2021: 6.8%

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

Marital status

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In Blacktown - North, Married is the majority at 60%; Never married is next at 30%.

Age & sex structure

  • 85+: 85+: 290 males; 85+: 434 females
  • 80–84: 80–84: 484 males; 80–84: 557 females
  • 75–79: 75–79: 840 males; 75–79: 918 females
  • 70–74: 70–74: 1,445 males; 70–74: 1,694 females
  • 65–69: 65–69: 1,919 males; 65–69: 2,079 females
  • 60–64: 60–64: 2,344 males; 60–64: 2,558 females
  • 55–59: 55–59: 2,907 males; 55–59: 3,070 females
  • 50–54: 50–54: 3,664 males; 50–54: 3,676 females
  • 45–49: 45–49: 5,152 males; 45–49: 4,680 females
  • 40–44: 40–44: 7,110 males; 40–44: 6,312 females
  • 35–39: 35–39: 7,988 males; 35–39: 8,302 females
  • 30–34: 30–34: 5,592 males; 30–34: 6,813 females
  • 25–29: 25–29: 4,510 males; 25–29: 4,458 females
  • 20–24: 20–24: 4,395 males; 20–24: 4,033 females
  • 15–19: 15–19: 4,475 males; 15–19: 4,100 females
  • 10–14: 10–14: 5,806 males; 10–14: 5,356 females
  • 5–9: 5–9: 6,581 males; 5–9: 6,299 females
  • 0–4: 0–4: 6,110 males; 0–4: 5,811 females

Sources

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

More for Blacktown - North

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Blacktown - North [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa3/11602/blacktown-north/topic/demographics-identity