Thirlmere · Suburb / Locality

Demographics & Identity in Thirlmere

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

Over 21% of people in Thirlmere are seniors, a figure well above the national average. The area is larger than most similar places, with a population of 4,986 people. It features a mix of age groups and a higher proportion of couples in de facto relationships than usual.

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📍 Thirlmere, Suburb / Locality

Where Thirlmere sits — Total population

4,986 ▲ +41.2%
  • 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 Thirlmere — higher than 86% of areas.

Total population compared with the state and national average
Thirlmere4,986
2572, NSW 5,484
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 38 years old, which is about the same as the national figure and a little younger than the state average.

4,986 ▲ +41.2%

Higher than 86% of suburb / locality areas.

  • 2011: 3,530
  • 2016: 4,046
  • 2021: 4,986

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

38 yrs → 0.0%

Younger than 77% of suburb / locality areas.

  • 2011: 38 yrs
  • 2016: 40 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 19.6% of the population, a little above the national figure. This is alongside a high number of seniors, who account for 21.4% of residents, well above the New South Wales average.

21.4% ▲ +45.2%

Higher than 62% of suburb / locality areas.

  • 2011: 14.7%
  • 2016: 19.5%
  • 2021: 21.4%

Share of the population aged 65 years and over.

19.6% ▼ -7.6%

Higher than 67% of suburb / locality areas.

  • 2011: 21.2%
  • 2016: 20.0%
  • 2021: 19.6%

Share of the population aged under 15 years.

Age structure

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Thirlmere splits fairly evenly between Young adults (25–44) (24%) and Older adults (45–64) (22%), with Seniors (65+) at 21%.

Identity & relationships

First Nations identity and marital status.

De facto relationships are much more common here than in most areas, at 14.9%. About 3.9% of the population are Aboriginal and Torres Strait Islander people, which is higher than most similar areas.

3.9% ▲ +15.1%

Higher than 67% of suburb / locality areas.

  • 2011: 3.4%
  • 2016: 3.2%
  • 2021: 3.9%

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

14.9% ▲ +50.2%

Higher than 70% of suburb / locality areas.

  • 2011: 9.9%
  • 2016: 8.6%
  • 2021: 14.9%

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

Marital status

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In Thirlmere, the largest group is Married at 48%, followed by Never married (33%) and Divorced (8%).

Age & sex structure

  • 85+: 85+: 65 males; 85+: 98 females
  • 80–84: 80–84: 69 males; 80–84: 64 females
  • 75–79: 75–79: 98 males; 75–79: 107 females
  • 70–74: 70–74: 127 males; 70–74: 140 females
  • 65–69: 65–69: 137 males; 65–69: 144 females
  • 60–64: 60–64: 131 males; 60–64: 161 females
  • 55–59: 55–59: 128 males; 55–59: 153 females
  • 50–54: 50–54: 160 males; 50–54: 138 females
  • 45–49: 45–49: 120 males; 45–49: 139 females
  • 40–44: 40–44: 127 males; 40–44: 136 females
  • 35–39: 35–39: 114 males; 35–39: 157 females
  • 30–34: 30–34: 169 males; 30–34: 161 females
  • 25–29: 25–29: 183 males; 25–29: 174 females
  • 20–24: 20–24: 143 males; 20–24: 186 females
  • 15–19: 15–19: 147 males; 15–19: 139 females
  • 10–14: 10–14: 156 males; 10–14: 147 females
  • 5–9: 5–9: 167 males; 5–9: 147 females
  • 0–4: 0–4: 181 males; 0–4: 173 females

Sources

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

More for Thirlmere

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Thirlmere [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13863/thirlmere/topic/demographics-identity