Normanhurst - Thornleigh - Westleigh · Statistical Area 2 (SA2)

Demographics & Identity in Normanhurst - Thornleigh - Westleigh

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

Over 19,000 people live in Normanhurst - Thornleigh - Westleigh, making it larger than about 90% of similar areas. The population is noticeably older than the national average, with a typical resident aged 41. This is an established area where a majority of residents are married.

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📍 Normanhurst - Thornleigh - Westleigh, Statistical Area 2 (SA2)

Where Normanhurst - Thornleigh - Westleigh sits — Total population

19,158 ▲ +6.3%
  • 1–1: 40 areas
  • 1–2: 0 areas
  • 2–3: 0 areas
  • 3–4: 12 areas
  • 4–6: 6 areas
  • 6–9: 9 areas
  • 9–13: 10 areas
  • 13–19: 7 areas
  • 19–27: 17 areas
  • 27–39: 6 areas
  • 39–56: 5 areas
  • 56–81: 4 areas
  • 81–116: 1 area
  • 116–168: 5 areas
  • 168–242: 3 areas
  • 242–349: 4 areas
  • 349–503: 2 areas
  • 503–725: 9 areas
  • 725–1,045: 3 areas
  • 1,045–1,506: 5 areas
  • 1,506–2,171: 31 areas
  • 2,171–3,130: 83 areas
  • 3,130–4,513: 217 areas
  • 4,513–6,507: 318 areas
  • 6,507–9,382: 402 areas
  • 9,382–13,526: 546 areas
  • 13,526–19,501: 496 areas
  • 19,501–28,116: 231 areas

All statistical area 2 (sa2) areas, 2021. The marker is Normanhurst - Thornleigh - Westleigh — higher than 88% of areas.

Total population compared with the state and national average
Normanhurst - Thornleigh - Westleigh19,158
2120, NSW 20,988
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by 6.3% since 2011, adding about 1,131 people. The typical resident is now 41, which is a little older than the New South Wales figure and 2 years older than in 2011.

19,158 ▲ +6.3%

Higher than 88% of statistical area 2 (sa2) areas.

  • 2011: 18,027
  • 2016: 18,531
  • 2021: 19,158

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

41 yrs ▲ +5.1%

Older than 57% of statistical area 2 (sa2) areas.

  • 2011: 39 yrs
  • 2016: 40 yrs
  • 2021: 41 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 20.1% of the population, a little above the national figure. This is alongside a growing senior group, with people aged 65 and over rising 2.3 percentage points since 2011 to reach 17.8%.

17.8% ▲ +14.6%

Higher than 53% of statistical area 2 (sa2) areas.

  • 2011: 15.5%
  • 2016: 16.4%
  • 2021: 17.8%

Share of the population aged 65 years and over.

20.1% ▼ -6.9%

Higher than 73% of statistical area 2 (sa2) areas.

  • 2011: 21.6%
  • 2016: 20.8%
  • 2021: 20.1%

Share of the population aged under 15 years.

Age structure

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In Normanhurst - Thornleigh - Westleigh, the largest group is Older adults (45–64) at 28%, followed by Young adults (25–44) (22%) and Children (0–14) (20%).

Identity & relationships

First Nations identity and marital status.

Marriage is common here, with 59% of people married, while those in de facto relationships are at 5.4%, which is well below the national figure. Only 0.7% of residents identify as Aboriginal or Torres Strait Islander, which is much lower than most areas.

0.7% ▲ +89.7%

Lower than 83% of statistical area 2 (sa2) areas.

  • 2011: 0.3%
  • 2016: 0.6%
  • 2021: 0.7%

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

5.4% ▲ +18.8%

Lower than 95% of statistical area 2 (sa2) areas.

  • 2011: 4.5%
  • 2016: 4.7%
  • 2021: 5.4%

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

Marital status

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In Normanhurst - Thornleigh - Westleigh, Married is the majority at 59%; Never married is next at 28%.

Age & sex structure

  • 85+: 85+: 219 males; 85+: 300 females
  • 80–84: 80–84: 241 males; 80–84: 263 females
  • 75–79: 75–79: 326 males; 75–79: 353 females
  • 70–74: 70–74: 369 males; 70–74: 441 females
  • 65–69: 65–69: 429 males; 65–69: 476 females
  • 60–64: 60–64: 488 males; 60–64: 559 females
  • 55–59: 55–59: 626 males; 55–59: 603 females
  • 50–54: 50–54: 663 males; 50–54: 783 females
  • 45–49: 45–49: 778 males; 45–49: 801 females
  • 40–44: 40–44: 676 males; 40–44: 715 females
  • 35–39: 35–39: 628 males; 35–39: 667 females
  • 30–34: 30–34: 373 males; 30–34: 424 females
  • 25–29: 25–29: 358 males; 25–29: 300 females
  • 20–24: 20–24: 577 males; 20–24: 509 females
  • 15–19: 15–19: 705 males; 15–19: 637 females
  • 10–14: 10–14: 768 males; 10–14: 739 females
  • 5–9: 5–9: 752 males; 5–9: 633 females
  • 0–4: 0–4: 503 males; 0–4: 467 females

Sources

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

More for Normanhurst - Thornleigh - Westleigh

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Normanhurst - Thornleigh - Westleigh [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/121021406/normanhurst-thornleigh-westleigh/topic/demographics-identity