Seppeltsfield · Suburb / Locality

Demographics & Identity in Seppeltsfield

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

A small population of 144 people lives in Seppeltsfield, where residents are noticeably older than the national average. The typical person here is 45, making the area older than most other parts of Australia.

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📍 Seppeltsfield, Suburb / Locality

Where Seppeltsfield sits — Total population

144 —
  • 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 Seppeltsfield — lower than 53% of areas.

Total population compared with the state and national average
Seppeltsfield144
5355, SA 8,281
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population is smaller than about 51% of similar areas. Residents are older than the state average by 4 years and the national average by 7 years.

144 —

Lower than 53% of suburb / locality areas.

  • 2016: 138
  • 2021: 144

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

45 yrs —

Older than 50% of suburb / locality areas.

  • 2016: 43 yrs
  • 2021: 45 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 20.1% of the population, which is well above the South Australian figure. This helps explain why there are fewer seniors here, as those aged 65 and over are well below the state average at 14.6%.

14.6% —

Lower than 69% of suburb / locality areas.

  • 2016: 14.5%
  • 2021: 14.6%

Share of the population aged 65 years and over.

20.1% —

Higher than 71% of suburb / locality areas.

  • 2016: 26.1%
  • 2021: 20.1%

Share of the population aged under 15 years.

Age structure

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In Seppeltsfield, the largest group is Older adults (45–64) at 35%, followed by Children (0–14) (22%) and Young adults (25–44) (16%).

Identity & relationships

First Nations identity and marital status.

No one in the area identifies as Aboriginal or Torres Strait Islander, which is well below the national figure. Most residents are married, and those in de facto relationships are a little below the national average at 10.0%.

10.0% —

Lower than 68% of suburb / locality areas.

  • 2016: 8.8%
  • 2021: 10.0%

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

Marital status

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In Seppeltsfield, Married is the majority at 62%; Never married is next at 28%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 0 males; 80–84: 0 females
  • 75–79: 75–79: 0 males; 75–79: 0 females
  • 70–74: 70–74: 9 males; 70–74: 3 females
  • 65–69: 65–69: 6 males; 65–69: 4 females
  • 60–64: 60–64: 8 males; 60–64: 5 females
  • 55–59: 55–59: 0 males; 55–59: 6 females
  • 50–54: 50–54: 4 males; 50–54: 5 females
  • 45–49: 45–49: 12 males; 45–49: 11 females
  • 40–44: 40–44: 8 males; 40–44: 5 females
  • 35–39: 35–39: 0 males; 35–39: 4 females
  • 30–34: 30–34: 0 males; 30–34: 4 females
  • 25–29: 25–29: 0 males; 25–29: 0 females
  • 20–24: 20–24: 0 males; 20–24: 0 females
  • 15–19: 15–19: 9 males; 15–19: 7 females
  • 10–14: 10–14: 11 males; 10–14: 3 females
  • 5–9: 5–9: 11 males; 5–9: 5 females
  • 0–4: 0–4: 0 males; 0–4: 6 females

Sources

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

More for Seppeltsfield

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Seppeltsfield [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41333/seppeltsfield/topic/demographics-identity