Sumner · Suburb / Locality

Demographics & Identity in Sumner

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

A much younger population than most similar areas defines Sumner, where the typical resident is just 32. This is noticeably younger than both the Queensland and Australian figures of 38 years. The area is dominated by young adults and children, creating a demographic profile that differs sharply from the state average.

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📍 Sumner, Suburb / Locality

Where Sumner sits — Total population

603 ▲ +11.9%
  • 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 Sumner — higher than 67% of areas.

Total population compared with the state and national average
Sumner603
4074, QLD 24,071
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

Sumner has 603 residents, making it larger than about 69% of similar areas. The typical person here is 32, which is 6 years younger than the national figure.

603 ▲ +11.9%

Higher than 67% of suburb / locality areas.

  • 2011: 539
  • 2016: 595
  • 2021: 603

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

32 yrs ▲ +10.3%

Younger than 91% of suburb / locality areas.

  • 2011: 29 yrs
  • 2016: 31 yrs
  • 2021: 32 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 25.9% of the population, which is well above the national figure of 18.2%. This helps explain why the area is so young, with seniors aged 65 and over at just 7.0%, far below the 17.2% seen across Australia.

7.0% ▲ +21.3%

Lower than 89% of suburb / locality areas.

  • 2011: 5.7%
  • 2016: 5.9%
  • 2021: 7.0%

Share of the population aged 65 years and over.

25.9% ▲ +20.4%

Higher than 89% of suburb / locality areas.

  • 2011: 21.5%
  • 2016: 20.2%
  • 2021: 25.9%

Share of the population aged under 15 years.

Age structure

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In Sumner, the largest group is Young adults (25–44) at 40%, followed by Children (0–14) (26%) and Older adults (45–64) (18%).

Identity & relationships

First Nations identity and marital status.

De facto relationships are much more common here than in most areas, at 16.7%, which is well above the national figure of 11.5%. Meanwhile, 1.3% of the population are Aboriginal and Torres Strait Islander people, which is a little below the Australian average of 3.2%.

1.3% ▲ +139.2%

Lower than 56% of suburb / locality areas.

  • 2011: 0.6%
  • 2016: 0.0%
  • 2021: 1.3%

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

16.7% ▲ +12.9%

Higher than 78% of suburb / locality areas.

  • 2011: 14.8%
  • 2016: 15.4%
  • 2021: 16.7%

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

Marital status

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In Sumner, Married is the majority at 51%; Never married is next at 37%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 0 males; 80–84: 0 females
  • 75–79: 75–79: 4 males; 75–79: 6 females
  • 70–74: 70–74: 3 males; 70–74: 3 females
  • 65–69: 65–69: 11 males; 65–69: 3 females
  • 60–64: 60–64: 12 males; 60–64: 7 females
  • 55–59: 55–59: 11 males; 55–59: 17 females
  • 50–54: 50–54: 16 males; 50–54: 10 females
  • 45–49: 45–49: 18 males; 45–49: 15 females
  • 40–44: 40–44: 15 males; 40–44: 20 females
  • 35–39: 35–39: 33 males; 35–39: 45 females
  • 30–34: 30–34: 32 males; 30–34: 27 females
  • 25–29: 25–29: 28 males; 25–29: 27 females
  • 20–24: 20–24: 19 males; 20–24: 20 females
  • 15–19: 15–19: 14 males; 15–19: 5 females
  • 10–14: 10–14: 20 males; 10–14: 14 females
  • 5–9: 5–9: 34 males; 5–9: 20 females
  • 0–4: 0–4: 36 males; 0–4: 38 females

Sources

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

More for Sumner

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Sumner [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL32689/sumner/topic/demographics-identity