Seven Hills · State Electorate

Demographics & Identity in Seven Hills

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

More than half of the 86,432 residents in Seven Hills are married. This is a growing community that has added over 18,000 people since 2011. The area is slightly younger than the national average, with a population that skews toward young adults and children.

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📍 Seven Hills, State Electorate

Where Seven Hills sits — Total population

86,432 ▲ +26.5%
  • 1–2: 3 areas
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 0 areas
  • 5–8: 0 areas
  • 8–13: 2 areas
  • 13–19: 1 area
  • 19–29: 0 areas
  • 29–44: 1 area
  • 44–68: 0 areas
  • 68–103: 1 area
  • 103–158: 0 areas
  • 158–240: 1 area
  • 240–366: 1 area
  • 366–559: 1 area
  • 559–852: 1 area
  • 852–1,299: 0 areas
  • 1,299–1,980: 1 area
  • 1,980–3,018: 0 areas
  • 3,018–4,602: 2 areas
  • 4,602–7,016: 2 areas
  • 7,016–10,696: 28 areas
  • 10,696–16,307: 5 areas
  • 16,307–24,861: 5 areas
  • 24,861–37,902: 41 areas
  • 37,902–57,783: 150 areas
  • 57,783–88,095: 162 areas
  • 88,095–134,306: 43 areas

All state electorate areas, 2021. The marker is Seven Hills — higher than 87% of areas.

Total population compared with the state and national average
Seven Hills86,432
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 27% since 2011, making Seven Hills larger than about 89% of similar areas. The typical resident is 37, which is a little younger than the national figure of 38.

86,432 ▲ +26.5%

Higher than 87% of state electorate areas.

  • 2011: 68,316
  • 2016: 84,442
  • 2021: 86,432

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

37 yrs ▼ -2.6%

Younger than 64% of state electorate areas.

  • 2011: 38 yrs
  • 2016: 36 yrs
  • 2021: 37 yrs

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

Age profile

How the population splits across age groups.

Children under 15 make up 19.5% of the population, a little above the national figure. Seniors aged 65 and over are less common here than in most areas, accounting for 15.7% of residents.

15.7% ▲ +1.9%

Lower than 61% of state electorate areas.

  • 2011: 15.4%
  • 2016: 14.7%
  • 2021: 15.7%

Share of the population aged 65 years and over.

19.5% ▼ -4.9%

Higher than 70% of state electorate areas.

  • 2011: 20.5%
  • 2016: 20.3%
  • 2021: 19.5%

Share of the population aged under 15 years.

Age structure

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In Seven Hills, the largest group is Young adults (25–44) at 31%, followed by Older adults (45–64) (22%) and Children (0–14) (20%).

Identity & relationships

First Nations identity and marital status.

Those in de facto relationships make up 6.5% of the population, which is well below the national figure of 11.5%. Aboriginal and Torres Strait Islander people account for 1.5% of the community, a little below the national average.

1.5% ▼ -55.1%

Lower than 65% of state electorate areas.

  • 2011: 3.3%
  • 2016: 1.3%
  • 2021: 1.5%

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

6.5% ▼ -20.6%

Lower than 94% of state electorate areas.

  • 2011: 8.2%
  • 2016: 5.9%
  • 2021: 6.5%

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

Marital status

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In Seven Hills, Married is the majority at 54%; Never married is next at 31%.

Age & sex structure

  • 85+: 85+: 665 males; 85+: 1,060 females
  • 80–84: 80–84: 776 males; 80–84: 1,006 females
  • 75–79: 75–79: 1,238 males; 75–79: 1,461 females
  • 70–74: 70–74: 1,616 males; 70–74: 1,924 females
  • 65–69: 65–69: 1,799 males; 65–69: 1,999 females
  • 60–64: 60–64: 2,027 males; 60–64: 2,245 females
  • 55–59: 55–59: 2,198 males; 55–59: 2,347 females
  • 50–54: 50–54: 2,464 males; 50–54: 2,501 females
  • 45–49: 45–49: 2,822 males; 45–49: 2,832 females
  • 40–44: 40–44: 3,326 males; 40–44: 3,113 females
  • 35–39: 35–39: 3,802 males; 35–39: 3,827 females
  • 30–34: 30–34: 3,185 males; 30–34: 3,468 females
  • 25–29: 25–29: 3,192 males; 25–29: 2,851 females
  • 20–24: 20–24: 2,738 males; 20–24: 2,399 females
  • 15–19: 15–19: 2,430 males; 15–19: 2,222 females
  • 10–14: 10–14: 2,755 males; 10–14: 2,575 females
  • 5–9: 5–9: 3,014 males; 5–9: 2,865 females
  • 0–4: 0–4: 2,901 males; 0–4: 2,785 females

Sources

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

More for Seven Hills

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Seven Hills [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sed/SED10074/seven-hills/topic/demographics-identity