Thornton · Suburb / Locality

Demographics & Identity in Thornton

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

Family life and youth shape the daily rhythm in Thornton, where the typical resident is just 32. This is noticeably younger than the national figure of 38, creating a community with a strong presence of children and young adults.

Open map →
📍 Thornton, Suburb / Locality

Where Thornton sits — Total population

10,690 ▲ +36.0%
  • 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 Thornton — higher than 87% of areas.

Total population compared with the state and national average
Thornton10,690
2322, NSW 24,373
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

Thornton is one of the largest areas at this level, with a total population of 10,690 people.

10,690 ▲ +36.0%

Higher than 87% of suburb / locality areas.

  • 2011: 7,862
  • 2016: 8,062
  • 2021: 10,690

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

32 yrs ▼ -5.9%

Younger than 91% of suburb / locality areas.

  • 2011: 34 yrs
  • 2016: 35 yrs
  • 2021: 32 yrs

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

Age profile

How the population splits across age groups.

The area is much younger than most, with children under 15 making up 21.6% of the population. This is well above the national figure of 18.2%, while the 10.3% of seniors is well below the Australian average of 17.2%.

10.3% ▲ +50.4%

Lower than 83% of suburb / locality areas.

  • 2011: 6.8%
  • 2016: 9.8%
  • 2021: 10.3%

Share of the population aged 65 years and over.

21.6% ▼ -9.5%

Higher than 78% of suburb / locality areas.

  • 2011: 23.9%
  • 2016: 22.9%
  • 2021: 21.6%

Share of the population aged under 15 years.

Age structure

View on map →

In Thornton, the largest group is Young adults (25–44) at 31%, followed by Older adults (45–64) (23%) and Children (0–14) (22%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 7.1% of the population, which is well above the 3.2% national figure. Additionally, people in de facto relationships are much more common here than in most areas at 16.0%.

7.1% ▲ +198.4%

Higher than 82% of suburb / locality areas.

  • 2011: 2.4%
  • 2016: 4.0%
  • 2021: 7.1%

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

16.0% ▲ +52.3%

Higher than 75% of suburb / locality areas.

  • 2011: 10.5%
  • 2016: 11.0%
  • 2021: 16.0%

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

Marital status

View on map →

In Thornton, the largest group is Married at 47%, followed by Never married (39%) and Divorced (8%).

Age & sex structure

  • 85+: 85+: 26 males; 85+: 43 females
  • 80–84: 80–84: 61 males; 80–84: 55 females
  • 75–79: 75–79: 82 males; 75–79: 99 females
  • 70–74: 70–74: 171 males; 70–74: 142 females
  • 65–69: 65–69: 222 males; 65–69: 209 females
  • 60–64: 60–64: 267 males; 60–64: 303 females
  • 55–59: 55–59: 289 males; 55–59: 314 females
  • 50–54: 50–54: 316 males; 50–54: 344 females
  • 45–49: 45–49: 298 males; 45–49: 330 females
  • 40–44: 40–44: 319 males; 40–44: 330 females
  • 35–39: 35–39: 349 males; 35–39: 385 females
  • 30–34: 30–34: 497 males; 30–34: 487 females
  • 25–29: 25–29: 435 males; 25–29: 482 females
  • 20–24: 20–24: 424 males; 20–24: 431 females
  • 15–19: 15–19: 332 males; 15–19: 339 females
  • 10–14: 10–14: 375 males; 10–14: 353 females
  • 5–9: 5–9: 382 males; 5–9: 363 females
  • 0–4: 0–4: 422 males; 0–4: 405 females

Sources

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

More for Thornton

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Thornton [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13867/thornton/topic/demographics-identity