Streaky Bay · Council (LGA)

Demographics & Identity in Streaky Bay

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

Over half of the residents in Streaky Bay are married, reflecting a stable community with a notably older population. The typical person here is 47, which is far older than the national figure of 38. This age gap is driven by a large number of seniors, though the area still has a fair few children.

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📍 Streaky Bay, Council (LGA)

Where Streaky Bay sits — Total population

2,165 ▲ +3.0%
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–4: 0 areas
  • 4–7: 0 areas
  • 7–12: 2 areas
  • 12–20: 1 area
  • 20–33: 0 areas
  • 33–55: 1 area
  • 55–91: 0 areas
  • 91–150: 5 areas
  • 150–248: 3 areas
  • 248–409: 13 areas
  • 409–675: 22 areas
  • 675–1,115: 38 areas
  • 1,115–1,840: 37 areas
  • 1,840–3,038: 30 areas
  • 3,038–5,014: 40 areas
  • 5,014–8,276: 49 areas
  • 8,276–13,661: 54 areas
  • 13,661–22,550: 57 areas
  • 22,550–37,223: 43 areas
  • 37,223–61,442: 49 areas
  • 61,442–101,420: 39 areas
  • 101,420–167,409: 37 areas
  • 167,409–276,336: 31 areas
  • 276,336–456,137: 8 areas
  • 456,137–752,926: 2 areas
  • 752,926–1,242,825: 1 area

All council (lga) areas, 2021. The marker is Streaky Bay — lower than 79% of areas.

Total population compared with the state and national average
Streaky Bay2,165
Rest of SA 390,843
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by 3% since 2011 to reach 2,165 people. Residents are noticeably older than those in the rest of South Australia, with the typical age rising by 4 years over the last decade.

2,165 ▲ +3.0%

Lower than 79% of council (lga) areas.

  • 2011: 2,102
  • 2016: 2,074
  • 2021: 2,165

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

47 yrs ▲ +9.3%

Older than 75% of council (lga) areas.

  • 2011: 43 yrs
  • 2016: 45 yrs
  • 2021: 47 yrs

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

Age profile

How the population splits across age groups.

Seniors make up 24.6% of the population, which is well above the national figure and rose by 8.3 points since 2011. This helps explain why the area is older than most, though children under 15 still make up 19.3% of the community.

24.6% ▲ +51.3%

Higher than 75% of council (lga) areas.

  • 2011: 16.3%
  • 2016: 18.7%
  • 2021: 24.6%

Share of the population aged 65 years and over.

19.3% ▼ -5.8%

Higher than 68% of council (lga) areas.

  • 2011: 20.5%
  • 2016: 19.9%
  • 2021: 19.3%

Share of the population aged under 15 years.

Age structure

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Streaky Bay splits fairly evenly between Older adults (45–64) (28%) and Seniors (65+) (25%), with Young adults (25–44) at 21%.

Identity & relationships

First Nations identity and marital status.

De facto relationships are much more common here than in most areas, at 15.2%. Meanwhile, the Aboriginal and Torres Strait Islander population is 1.9%, which is a little below the national figure and has barely changed since 2011.

15.2% ▲ +10.4%

Higher than 76% of council (lga) areas.

  • 2011: 13.8%
  • 2016: 13.6%
  • 2021: 15.2%

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

Marital status

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In Streaky Bay, Married is the majority at 54%; Never married is next at 30%.

Age & sex structure

  • 85+: 85+: 26 males; 85+: 39 females
  • 80–84: 80–84: 30 males; 80–84: 19 females
  • 75–79: 75–79: 45 males; 75–79: 42 females
  • 70–74: 70–74: 85 males; 70–74: 53 females
  • 65–69: 65–69: 122 males; 65–69: 90 females
  • 60–64: 60–64: 104 males; 60–64: 87 females
  • 55–59: 55–59: 80 males; 55–59: 72 females
  • 50–54: 50–54: 69 males; 50–54: 70 females
  • 45–49: 45–49: 70 males; 45–49: 71 females
  • 40–44: 40–44: 57 males; 40–44: 58 females
  • 35–39: 35–39: 63 males; 35–39: 51 females
  • 30–34: 30–34: 56 males; 30–34: 50 females
  • 25–29: 25–29: 53 males; 25–29: 65 females
  • 20–24: 20–24: 29 males; 20–24: 33 females
  • 15–19: 15–19: 36 males; 15–19: 40 females
  • 10–14: 10–14: 77 males; 10–14: 72 females
  • 5–9: 5–9: 71 males; 5–9: 74 females
  • 0–4: 0–4: 52 males; 0–4: 72 females

Sources

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

More for Streaky Bay

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Streaky Bay [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/lga/LGA47490/streaky-bay/topic/demographics-identity