Hornsby · Suburb / Locality

Demographics & Identity in Hornsby

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

A typical resident in Hornsby is now 38 years old, keeping the area's age profile about the same as the national figure. With a population of 22,462, it is one of the largest areas of its kind in the region.

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📍 Hornsby, Suburb / Locality

Where Hornsby sits — Total population

22,462 ▲ +13.1%
  • 1–1: 689 areas
  • 1–2: 0 areas
  • 2–3: 119 areas
  • 3–5: 108 areas
  • 5–7: 243 areas
  • 7–11: 241 areas
  • 11–16: 514 areas
  • 16–24: 579 areas
  • 24–36: 898 areas
  • 36–53: 1059 areas
  • 53–79: 1168 areas
  • 79–117: 1203 areas
  • 117–174: 1171 areas
  • 174–258: 1010 areas
  • 258–384: 856 areas
  • 384–571: 670 areas
  • 571–850: 616 areas
  • 850–1,263: 567 areas
  • 1,263–1,879: 520 areas
  • 1,879–2,794: 590 areas
  • 2,794–4,154: 679 areas
  • 4,154–6,177: 585 areas
  • 6,177–9,186: 528 areas
  • 9,186–13,659: 405 areas
  • 13,659–20,311: 195 areas
  • 20,311–30,202: 96 areas
  • 30,202–44,910: 33 areas
  • 44,910–66,781: 10 areas

All suburb / locality areas, 2021. The marker is Hornsby — higher than 90% of areas.

Total population compared with the state and national average
Hornsby22,462
2077, NSW 42,819
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The typical person living in Hornsby is 38, which is a little younger than the New South Wales average and about the same as the Australian figure.

22,462 ▲ +13.1%

Higher than 90% of suburb / locality areas.

  • 2011: 19,863
  • 2016: 22,168
  • 2021: 22,462

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

38 yrs ▲ +8.6%

Younger than 77% of suburb / locality areas.

  • 2011: 35 yrs
  • 2016: 36 yrs
  • 2021: 38 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 17.6% of the population, which is about the same as state and national levels. Meanwhile, seniors aged 65 and over account for 14.6%, a figure a little below the New South Wales and Australian averages.

14.6% ▲ +26.5%

Lower than 69% of suburb / locality areas.

  • 2011: 11.6%
  • 2016: 12.3%
  • 2021: 14.6%

Share of the population aged 65 years and over.

17.6% ▼ -1.2%

Higher than 53% of suburb / locality areas.

  • 2011: 17.8%
  • 2016: 18.6%
  • 2021: 17.6%

Share of the population aged under 15 years.

Age structure

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In Hornsby, the largest group is Young adults (25–44) at 33%, followed by Older adults (45–64) (24%) and Children (0–14) (18%).

Identity & relationships

First Nations identity and marital status.

Only 0.5% of residents identify as Aboriginal or Torres Strait Islander, which is a little below the national average of 3.2%. Those in de facto relationships make up 7.9%, a figure that is well below the Australian average and much lower than in most similar areas.

0.5% ▲ +14.5%

Lower than 65% of suburb / locality areas.

  • 2011: 0.5%
  • 2016: 0.4%
  • 2021: 0.5%

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

7.9% ▲ +26.0%

Lower than 79% of suburb / locality areas.

  • 2011: 6.3%
  • 2016: 6.4%
  • 2021: 7.9%

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

Marital status

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In Hornsby, Married is the majority at 53%; Never married is next at 32%.

Age & sex structure

  • 85+: 85+: 167 males; 85+: 262 females
  • 80–84: 80–84: 174 males; 80–84: 221 females
  • 75–79: 75–79: 272 males; 75–79: 280 females
  • 70–74: 70–74: 416 males; 70–74: 469 females
  • 65–69: 65–69: 484 males; 65–69: 545 females
  • 60–64: 60–64: 562 males; 60–64: 603 females
  • 55–59: 55–59: 565 males; 55–59: 642 females
  • 50–54: 50–54: 682 males; 50–54: 771 females
  • 45–49: 45–49: 766 males; 45–49: 813 females
  • 40–44: 40–44: 968 males; 40–44: 1,018 females
  • 35–39: 35–39: 1,014 males; 35–39: 999 females
  • 30–34: 30–34: 892 males; 30–34: 960 females
  • 25–29: 25–29: 811 males; 25–29: 779 females
  • 20–24: 20–24: 695 males; 20–24: 652 females
  • 15–19: 15–19: 540 males; 15–19: 493 females
  • 10–14: 10–14: 631 males; 10–14: 588 females
  • 5–9: 5–9: 709 males; 5–9: 671 females
  • 0–4: 0–4: 694 males; 0–4: 654 females

Sources

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

More for Hornsby

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Hornsby [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL11943/hornsby/topic/demographics-identity