Willoughby · Suburb / Locality

Demographics & Identity in Willoughby

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

Over half of the people in Willoughby are married, making it a stable residential hub for 7,124 residents. The area is notably family-oriented, with a high proportion of children and a typical resident age of 40.

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📍 Willoughby, Suburb / Locality

Where Willoughby sits — Total population

7,124 ▲ +20.3%
  • 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 Willoughby — higher than 87% of areas.

Total population compared with the state and national average
Willoughby7,124
2068, NSW 17,450
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

Willoughby is one of the largest areas of its kind with 7,124 residents. People here are a little older than the typical person in New South Wales or across Australia.

7,124 ▲ +20.3%

Higher than 87% of suburb / locality areas.

  • 2011: 5,921
  • 2016: 6,540
  • 2021: 7,124

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

40 yrs ▲ +5.3%

Younger than 71% of suburb / locality areas.

  • 2011: 38 yrs
  • 2016: 39 yrs
  • 2021: 40 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 21.2% of the population, which is much higher than most areas. This helps explain why the proportion of seniors is lower than the state and national figures at 15.8%.

15.8% ▲ +16.7%

Lower than 63% of suburb / locality areas.

  • 2011: 13.5%
  • 2016: 13.7%
  • 2021: 15.8%

Share of the population aged 65 years and over.

21.2% ▼ -4.3%

Higher than 76% of suburb / locality areas.

  • 2011: 22.1%
  • 2016: 23.5%
  • 2021: 21.2%

Share of the population aged under 15 years.

Age structure

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Willoughby splits fairly evenly between Older adults (45–64) (27%) and Young adults (25–44) (25%), with Children (0–14) at 21%.

Identity & relationships

First Nations identity and marital status.

A small number of residents identify as Aboriginal or Torres Strait Islander at 0.5%, which is lower than most areas. Those in de facto relationships make up 8.7%, a figure that is much lower than in similar places.

0.5% ▲ +273.9%

Lower than 66% of suburb / locality areas.

  • 2011: 0.1%
  • 2016: 0.2%
  • 2021: 0.5%

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

8.7% ▲ +6.2%

Lower than 75% of suburb / locality areas.

  • 2011: 8.2%
  • 2016: 8.4%
  • 2021: 8.7%

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

Marital status

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

Age & sex structure

  • 85+: 85+: 71 males; 85+: 152 females
  • 80–84: 80–84: 68 males; 80–84: 78 females
  • 75–79: 75–79: 90 males; 75–79: 113 females
  • 70–74: 70–74: 102 males; 70–74: 155 females
  • 65–69: 65–69: 141 males; 65–69: 153 females
  • 60–64: 60–64: 156 males; 60–64: 197 females
  • 55–59: 55–59: 223 males; 55–59: 220 females
  • 50–54: 50–54: 261 males; 50–54: 279 females
  • 45–49: 45–49: 294 males; 45–49: 311 females
  • 40–44: 40–44: 289 males; 40–44: 308 females
  • 35–39: 35–39: 239 males; 35–39: 334 females
  • 30–34: 30–34: 169 males; 30–34: 178 females
  • 25–29: 25–29: 120 males; 25–29: 147 females
  • 20–24: 20–24: 152 males; 20–24: 149 females
  • 15–19: 15–19: 227 males; 15–19: 235 females
  • 10–14: 10–14: 239 males; 10–14: 282 females
  • 5–9: 5–9: 277 males; 5–9: 273 females
  • 0–4: 0–4: 220 males; 0–4: 216 females

Sources

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

More for Willoughby

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Willoughby [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL14320/willoughby/topic/demographics-identity