St Arnaud · Statistical Area 2 (SA2)

Demographics & Identity in St Arnaud

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

A far older population than the state average shapes daily life in St Arnaud, where the typical resident is now 52. This shift is seen in a shrinking population of 3,453 people and a high proportion of seniors. It is an area where older adults and retirees are much more common than young families.

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📍 St Arnaud, Statistical Area 2 (SA2)

Where St Arnaud sits — Total population

3,453 ▼ -3.7%
  • 1–1: 40 areas
  • 1–2: 0 areas
  • 2–3: 0 areas
  • 3–4: 12 areas
  • 4–6: 6 areas
  • 6–9: 9 areas
  • 9–13: 10 areas
  • 13–19: 7 areas
  • 19–27: 17 areas
  • 27–39: 6 areas
  • 39–56: 5 areas
  • 56–81: 4 areas
  • 81–116: 1 area
  • 116–168: 5 areas
  • 168–242: 3 areas
  • 242–349: 4 areas
  • 349–503: 2 areas
  • 503–725: 9 areas
  • 725–1,045: 3 areas
  • 1,045–1,506: 5 areas
  • 1,506–2,171: 31 areas
  • 2,171–3,130: 83 areas
  • 3,130–4,513: 217 areas
  • 4,513–6,507: 318 areas
  • 6,507–9,382: 402 areas
  • 9,382–13,526: 546 areas
  • 13,526–19,501: 496 areas
  • 19,501–28,116: 231 areas

All statistical area 2 (sa2) areas, 2021. The marker is St Arnaud — lower than 87% of areas.

Total population compared with the state and national average
St Arnaud3,453
3477, VIC 817
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The population has shrunk by 3.7% since 2011, losing about 132 people. Residents are far older than the national figure, with the typical age rising 5 years since 2011 to reach 52.

3,453 ▼ -3.7%

Lower than 87% of statistical area 2 (sa2) areas.

  • 2011: 3,585
  • 2016: 3,352
  • 2021: 3,453

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

52 yrs ▲ +10.6%

Older than 93% of statistical area 2 (sa2) areas.

  • 2011: 47 yrs
  • 2016: 52 yrs
  • 2021: 52 yrs

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

Age profile

How the population splits across age groups.

Seniors aged 65 and over make up 30.4% of the area, which is far above the Victorian figure of 16.8%. This high number of older residents is mirrored by a much lower proportion of children under 15, who now make up just 14.5% of the community.

30.4% ▲ +31.1%

Higher than 95% of statistical area 2 (sa2) areas.

  • 2011: 23.2%
  • 2016: 28.0%
  • 2021: 30.4%

Share of the population aged 65 years and over.

14.5% ▼ -15.9%

Lower than 83% of statistical area 2 (sa2) areas.

  • 2011: 17.3%
  • 2016: 14.6%
  • 2021: 14.5%

Share of the population aged under 15 years.

Age structure

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St Arnaud splits fairly evenly between Seniors (65+) (30%) and Older adults (45–64) (29%), with Young adults (25–44) at 18%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 1.9% of the population, which is about the same as the state average. Around 45.8% of residents are married, while those in de facto relationships account for 10.4%, a figure slightly below the national average.

1.9% ▲ +78.5%

Lower than 53% of statistical area 2 (sa2) areas.

  • 2011: 1.1%
  • 2016: 0.8%
  • 2021: 1.9%

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

10.4% ▲ +18.7%

Lower than 70% of statistical area 2 (sa2) areas.

  • 2011: 8.8%
  • 2016: 9.6%
  • 2021: 10.4%

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

Marital status

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In St Arnaud, the largest group is Married at 46%, followed by Never married (31%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 49 males; 85+: 84 females
  • 80–84: 80–84: 64 males; 80–84: 70 females
  • 75–79: 75–79: 108 males; 75–79: 101 females
  • 70–74: 70–74: 132 males; 70–74: 136 females
  • 65–69: 65–69: 154 males; 65–69: 126 females
  • 60–64: 60–64: 160 males; 60–64: 141 females
  • 55–59: 55–59: 127 males; 55–59: 144 females
  • 50–54: 50–54: 126 males; 50–54: 124 females
  • 45–49: 45–49: 86 males; 45–49: 105 females
  • 40–44: 40–44: 67 males; 40–44: 62 females
  • 35–39: 35–39: 77 males; 35–39: 77 females
  • 30–34: 30–34: 87 males; 30–34: 79 females
  • 25–29: 25–29: 83 males; 25–29: 74 females
  • 20–24: 20–24: 72 males; 20–24: 69 females
  • 15–19: 15–19: 77 males; 15–19: 79 females
  • 10–14: 10–14: 80 males; 10–14: 93 females
  • 5–9: 5–9: 87 males; 5–9: 81 females
  • 0–4: 0–4: 89 males; 0–4: 80 females

Sources

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

More for St Arnaud

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in St Arnaud [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/215011391/st-arnaud/topic/demographics-identity