Finniss · State Electorate

Demographics & Identity in Finniss

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

A gap of 21 years separates the typical resident of Finniss from the national figure. Finniss is a far older area than most, where 40% of the population are seniors aged 65 and over. This shift is stark, as the typical age has climbed by 19 years since 2011.

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📍 Finniss, State Electorate

Where Finniss sits — Total population

34,008 ▲ +3.5%
  • 1–2: 3 areas
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 0 areas
  • 5–8: 0 areas
  • 8–13: 2 areas
  • 13–19: 1 area
  • 19–29: 0 areas
  • 29–44: 1 area
  • 44–68: 0 areas
  • 68–103: 1 area
  • 103–158: 0 areas
  • 158–240: 1 area
  • 240–366: 1 area
  • 366–559: 1 area
  • 559–852: 1 area
  • 852–1,299: 0 areas
  • 1,299–1,980: 1 area
  • 1,980–3,018: 0 areas
  • 3,018–4,602: 2 areas
  • 4,602–7,016: 2 areas
  • 7,016–10,696: 28 areas
  • 10,696–16,307: 5 areas
  • 16,307–24,861: 5 areas
  • 24,861–37,902: 41 areas
  • 37,902–57,783: 150 areas
  • 57,783–88,095: 162 areas
  • 88,095–134,306: 43 areas

All state electorate areas, 2021. The marker is Finniss — lower than 86% of areas.

Total population compared with the state and national average
Finniss34,008
Rest of SA 390,843
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population of Finniss grew by 3.5% since 2011, adding about 1,154 people to reach a total of 34,008. This makes it smaller than about 86% of similar areas.

34,008 ▲ +3.5%

Lower than 86% of state electorate areas.

  • 2011: 32,854
  • 2016: 34,638
  • 2021: 34,008

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

59 yrs ▲ +47.5%

Older than 99% of state electorate areas.

  • 2011: 40 yrs
  • 2016: 41 yrs
  • 2021: 59 yrs

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

Age profile

How the population splits across age groups.

Seniors make up 40% of the area, which is far above the national figure of 17.2%. This aging trend is reflected in the children's population, which fell 8.3 points since 2011 to just 12.4%, well below the South Australian average.

40.0% ▲ +152.9%

Higher than 99% of state electorate areas.

  • 2011: 15.8%
  • 2016: 17.8%
  • 2021: 40.0%

Share of the population aged 65 years and over.

12.4% ▼ -40.2%

Lower than 92% of state electorate areas.

  • 2011: 20.6%
  • 2016: 17.8%
  • 2021: 12.4%

Share of the population aged under 15 years.

Age structure

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In Finniss, the largest group is Seniors (65+) at 40%, followed by Older adults (45–64) (26%) and Young adults (25–44) (15%).

Identity & relationships

First Nations identity and marital status.

About 1.7% of residents are Aboriginal and Torres Strait Islander, which is lower than most areas and fell 5.1 points since 2011. Most people are married (52.9%), while those in de facto relationships make up 10.5%, slightly below the national figure.

1.7% ▼ -75.4%

Lower than 61% of state electorate areas.

  • 2011: 6.8%
  • 2016: 0.8%
  • 2021: 1.7%

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

10.5% ▼ -17.7%

Lower than 73% of state electorate areas.

  • 2011: 12.8%
  • 2016: 9.7%
  • 2021: 10.5%

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

Marital status

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In Finniss, Married is the majority at 53%; Never married is next at 23%.

Age & sex structure

  • 85+: 85+: 672 males; 85+: 923 females
  • 80–84: 80–84: 862 males; 80–84: 890 females
  • 75–79: 75–79: 1,456 males; 75–79: 1,437 females
  • 70–74: 70–74: 1,833 males; 70–74: 2,052 females
  • 65–69: 65–69: 1,580 males; 65–69: 1,903 females
  • 60–64: 60–64: 1,366 males; 60–64: 1,578 females
  • 55–59: 55–59: 1,063 males; 55–59: 1,246 females
  • 50–54: 50–54: 871 males; 50–54: 945 females
  • 45–49: 45–49: 835 males; 45–49: 875 females
  • 40–44: 40–44: 694 males; 40–44: 766 females
  • 35–39: 35–39: 644 males; 35–39: 701 females
  • 30–34: 30–34: 578 males; 30–34: 630 females
  • 25–29: 25–29: 491 males; 25–29: 506 females
  • 20–24: 20–24: 502 males; 20–24: 479 females
  • 15–19: 15–19: 712 males; 15–19: 702 females
  • 10–14: 10–14: 826 males; 10–14: 790 females
  • 5–9: 5–9: 752 males; 5–9: 710 females
  • 0–4: 0–4: 584 males; 0–4: 536 females

Sources

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

More for Finniss

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Finniss [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sed/SED40014/finniss/topic/demographics-identity