Mannum · Urban Centre

Demographics & Identity in Mannum

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

A growing older population has shaped the local community in Mannum since 2011. The typical resident is now 57, which is far older than the national figure of 38. This shift is seen in the population growing by 17% to 2,537 people, while the proportion of children has fallen.

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📍 Mannum, Urban Centre

Where Mannum sits — Total population

2,537 ▲ +17.2%
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–5: 0 areas
  • 5–9: 0 areas
  • 9–16: 2 areas
  • 16–27: 1 area
  • 27–47: 2 areas
  • 47–81: 2 areas
  • 81–139: 14 areas
  • 139–241: 145 areas
  • 241–418: 340 areas
  • 418–723: 351 areas
  • 723–1,252: 304 areas
  • 1,252–2,168: 191 areas
  • 2,168–3,752: 181 areas
  • 3,752–6,495: 107 areas
  • 6,495–11,242: 69 areas
  • 11,242–19,459: 44 areas
  • 19,459–33,683: 31 areas
  • 33,683–58,304: 17 areas
  • 58,304–100,921: 8 areas
  • 100,921–174,689: 8 areas
  • 174,689–302,378: 4 areas
  • 302,378–523,401: 5 areas
  • 523,401–905,982: 2 areas
  • 905,982–1,568,210: 1 area
  • 1,568,210–2,714,494: 2 areas
  • 2,714,494–4,698,656: 2 areas

All urban centre areas, 2021. The marker is Mannum — higher than 75% of areas.

Total population compared with the state and national average
Mannum2,537
5238, SA 4,422
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 57, which is far older than the South Australian figure of 41. This age has risen by 5 years since 2011, and the total population grew by 17% to reach 2,537 people.

2,537 ▲ +17.2%

Higher than 75% of urban centre areas.

  • 2011: 2,164
  • 2016: 2,398
  • 2021: 2,537

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

57 yrs ▲ +9.6%

Older than 88% of urban centre areas.

  • 2011: 52 yrs
  • 2016: 53 yrs
  • 2021: 57 yrs

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

Age profile

How the population splits across age groups.

Seniors make up 37.5% of the population, a figure far above the national average of 17.2%. This is a significant increase from 2011, while the share of children under 15 has fallen to 13.1%, well below the state average.

37.5% ▲ +26.8%

Higher than 90% of urban centre areas.

  • 2011: 29.6%
  • 2016: 33.8%
  • 2021: 37.5%

Share of the population aged 65 years and over.

13.1% ▼ -7.5%

Lower than 81% of urban centre areas.

  • 2011: 14.2%
  • 2016: 14.3%
  • 2021: 13.1%

Share of the population aged under 15 years.

Age structure

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In Mannum, the largest group is Seniors (65+) at 38%, followed by Older adults (45–64) (27%) and Young adults (25–44) (14%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 3.8% of the community, which is a little above the state figure. About 41.4% of residents are married, and 12% are in a de facto relationship.

12.0% ▲ +12.4%

Lower than 62% of urban centre areas.

  • 2011: 10.7%
  • 2016: 12.2%
  • 2021: 12.0%

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

Marital status

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In Mannum, the largest group is Married at 41%, followed by Never married (28%) and Divorced (16%).

Age & sex structure

  • 85+: 85+: 39 males; 85+: 79 females
  • 80–84: 80–84: 69 males; 80–84: 81 females
  • 75–79: 75–79: 99 males; 75–79: 96 females
  • 70–74: 70–74: 127 males; 70–74: 124 females
  • 65–69: 65–69: 121 males; 65–69: 124 females
  • 60–64: 60–64: 103 males; 60–64: 100 females
  • 55–59: 55–59: 81 males; 55–59: 100 females
  • 50–54: 50–54: 81 males; 50–54: 85 females
  • 45–49: 45–49: 48 males; 45–49: 79 females
  • 40–44: 40–44: 40 males; 40–44: 39 females
  • 35–39: 35–39: 34 males; 35–39: 50 females
  • 30–34: 30–34: 45 males; 30–34: 54 females
  • 25–29: 25–29: 42 males; 25–29: 58 females
  • 20–24: 20–24: 51 males; 20–24: 52 females
  • 15–19: 15–19: 58 males; 15–19: 54 females
  • 10–14: 10–14: 60 males; 10–14: 43 females
  • 5–9: 5–9: 66 males; 5–9: 69 females
  • 0–4: 0–4: 44 males; 0–4: 46 females

Sources

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

More for Mannum

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mannum [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ucl/UCL415024/mannum/topic/demographics-identity