New South Wales · State / Territory

Demographics & Identity in New South Wales

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

Over 8 million people live across New South Wales, making it one of the most populous states in the country. The population is growing and ageing, with the typical resident now 39 years old. This shift is seen in the rising number of seniors and a general trend toward an older population compared to a decade ago.

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📍 New South Wales, State / Territory

Where New South Wales sits — Total population

8,072,163 ▲ +16.7%
  • 4,788–6,243: 1 area
  • 6,243–8,140: 0 areas
  • 8,140–10,614: 0 areas
  • 10,614–13,840: 0 areas
  • 13,840–18,046: 0 areas
  • 18,046–23,530: 0 areas
  • 23,530–30,681: 0 areas
  • 30,681–40,004: 0 areas
  • 40,004–52,162: 0 areas
  • 52,162–68,014: 0 areas
  • 68,014–88,683: 0 areas
  • 88,683–115,634: 0 areas
  • 115,634–150,775: 0 areas
  • 150,775–196,595: 0 areas
  • 196,595–256,340: 1 area
  • 256,340–334,241: 0 areas
  • 334,241–435,817: 0 areas
  • 435,817–568,262: 2 areas
  • 568,262–740,956: 0 areas
  • 740,956–966,133: 0 areas
  • 966,133–1,259,740: 0 areas
  • 1,259,740–1,642,575: 0 areas
  • 1,642,575–2,141,752: 1 area
  • 2,141,752–2,792,630: 1 area
  • 2,792,630–3,641,309: 0 areas
  • 3,641,309–4,747,901: 0 areas
  • 4,747,901–6,190,786: 1 area
  • 6,190,786–8,072,163: 2 areas

All state / territory areas, 2021. The marker is New South Wales.

Total population compared with the state and national average
New South Wales8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

New South Wales has a total population of 8,072,163, which is among the highest for any state. This number grew by 17% since 2011, adding about 1,154,505 people.

8,072,163 ▲ +16.7%

  • 2011: 6,917,658
  • 2016: 7,480,228
  • 2021: 8,072,163

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

39 yrs ▲ +2.6%

  • 2011: 38 yrs
  • 2016: 38 yrs
  • 2021: 39 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 now make up 17.6% of the population, a figure that rose 2.9 percentage points since 2011. In contrast, the share of children under 15 fell to 18.2%, which is about the same as the national figure.

17.6% ▲ +19.9%

  • 2011: 14.7%
  • 2016: 16.3%
  • 2021: 17.6%

Share of the population aged 65 years and over.

18.2% ▼ -5.5%

  • 2011: 19.3%
  • 2016: 18.5%
  • 2021: 18.2%

Share of the population aged under 15 years.

Age structure

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New South Wales splits fairly evenly between Young adults (25–44) (28%) and Older adults (45–64) (25%), with Children (0–14) at 18%.

Identity & relationships

First Nations identity and marital status.

About 3.4% of residents are Aboriginal and Torres Strait Islander, which is around the middle for similar areas. Those in de facto relationships make up 10.6% of the population, a figure that is much lower than most other states.

10.6% ▲ +27.2%

  • 2011: 8.3%
  • 2016: 9.4%
  • 2021: 10.6%

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

Marital status

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In New South Wales, the largest group is Married at 47%, followed by Never married (36%) and Divorced (9%).

Age & sex structure

  • 85+: 85+: 71,080 males; 85+: 112,823 females
  • 80–84: 80–84: 83,254 males; 80–84: 100,154 females
  • 75–79: 75–79: 128,059 males; 75–79: 140,049 females
  • 70–74: 70–74: 180,539 males; 70–74: 191,688 females
  • 65–69: 65–69: 200,477 males; 65–69: 216,012 females
  • 60–64: 60–64: 228,335 males; 60–64: 243,291 females
  • 55–59: 55–59: 240,344 males; 55–59: 249,809 females
  • 50–54: 50–54: 243,567 males; 50–54: 256,461 females
  • 45–49: 45–49: 253,591 males; 45–49: 263,323 females
  • 40–44: 40–44: 258,854 males; 40–44: 264,127 females
  • 35–39: 35–39: 285,334 males; 35–39: 294,854 females
  • 30–34: 30–34: 286,043 males; 30–34: 300,011 females
  • 25–29: 25–29: 278,145 males; 25–29: 277,829 females
  • 20–24: 20–24: 254,808 males; 20–24: 241,374 females
  • 15–19: 15–19: 236,148 males; 15–19: 221,749 females
  • 10–14: 10–14: 257,440 males; 10–14: 243,693 females
  • 5–9: 5–9: 257,439 males; 5–9: 243,381 females
  • 0–4: 0–4: 240,712 males; 0–4: 227,347 females

Sources

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

More for New South Wales

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in New South Wales [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ste/1/new-south-wales/topic/demographics-identity