Castlemaine · Urban Area

Demographics & Identity in Castlemaine

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

A gap of 12 years separates the typical resident of Castlemaine from the state and national average. This is a significantly older community where the typical resident is now 50, and the population has shrunk by 3.6% since 2011 to 11,352 people.

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📍 Castlemaine, Urban Area

Where Castlemaine sits — Total population

11,352 ▼ -3.6%
  • 1,666–2,215: 1 area
  • 2,215–2,944: 0 areas
  • 2,944–3,914: 0 areas
  • 3,914–5,203: 1 area
  • 5,203–6,917: 0 areas
  • 6,917–9,196: 0 areas
  • 9,196–12,225: 6 areas
  • 12,225–16,252: 16 areas
  • 16,252–21,605: 17 areas
  • 21,605–28,721: 14 areas
  • 28,721–38,182: 7 areas
  • 38,182–50,758: 12 areas
  • 50,758–67,478: 4 areas
  • 67,478–89,704: 6 areas
  • 89,704–119,252: 4 areas
  • 119,252–158,533: 3 areas
  • 158,533–210,752: 2 areas
  • 210,752–280,172: 2 areas
  • 280,172–372,458: 4 areas
  • 372,458–495,142: 2 areas
  • 495,142–658,237: 1 area
  • 658,237–875,054: 3 areas
  • 875,054–1,163,289: 1 area
  • 1,163,289–1,546,466: 1 area
  • 1,546,466–2,055,858: 0 areas
  • 2,055,858–2,733,039: 2 areas
  • 2,733,039–3,633,278: 0 areas
  • 3,633,278–4,830,047: 2 areas

All urban area areas, 2021. The marker is Castlemaine — lower than 89% of areas.

Total population compared with the state and national average
Castlemaine11,352
3450, VIC 7,588
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident here is far older than those in Victoria or Australia, and this age has climbed by 10 years since 2011.

11,352 ▼ -3.6%

Lower than 89% of urban area areas.

  • 2011: 11,778
  • 2016: 12,250
  • 2021: 11,352

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

50 yrs ▲ +25.0%

Older than 90% of urban area areas.

  • 2011: 40 yrs
  • 2016: 42 yrs
  • 2021: 50 yrs

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

Age profile

How the population splits across age groups.

This area is among the oldest of its kind, with people aged 65 and over making up 29.2% of the population. This far exceeds the national figure, while children under 15 have fallen to just 14.2%.

29.2% ▲ +44.6%

Higher than 90% of urban area areas.

  • 2011: 20.2%
  • 2016: 22.0%
  • 2021: 29.2%

Share of the population aged 65 years and over.

14.2% ▼ -25.0%

Lower than 95% of urban area areas.

  • 2011: 18.9%
  • 2016: 18.1%
  • 2021: 14.2%

Share of the population aged under 15 years.

Age structure

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Castlemaine splits fairly evenly between Seniors (65+) (29%) and Older adults (45–64) (28%), with Young adults (25–44) at 21%.

Identity & relationships

First Nations identity and marital status.

People in de facto relationships make up 15.9% of the population, which is well above the national figure. Meanwhile, the Aboriginal and Torres Strait Islander population is 1.3%, which is about the same as the Victorian average.

15.9% ▲ +54.9%

Higher than 88% of urban area areas.

  • 2011: 10.3%
  • 2016: 10.6%
  • 2021: 15.9%

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

Marital status

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Castlemaine splits fairly evenly between Married (40%) and Never married (36%), with Divorced at 13%.

Age & sex structure

  • 85+: 85+: 168 males; 85+: 302 females
  • 80–84: 80–84: 199 males; 80–84: 249 females
  • 75–79: 75–79: 257 males; 75–79: 358 females
  • 70–74: 70–74: 377 males; 70–74: 456 females
  • 65–69: 65–69: 442 males; 65–69: 509 females
  • 60–64: 60–64: 420 males; 60–64: 429 females
  • 55–59: 55–59: 352 males; 55–59: 428 females
  • 50–54: 50–54: 385 males; 50–54: 395 females
  • 45–49: 45–49: 360 males; 45–49: 389 females
  • 40–44: 40–44: 348 males; 40–44: 329 females
  • 35–39: 35–39: 361 males; 35–39: 330 females
  • 30–34: 30–34: 338 males; 30–34: 258 females
  • 25–29: 25–29: 275 males; 25–29: 179 females
  • 20–24: 20–24: 202 males; 20–24: 128 females
  • 15–19: 15–19: 260 males; 15–19: 245 females
  • 10–14: 10–14: 313 males; 10–14: 268 females
  • 5–9: 5–9: 277 males; 5–9: 282 females
  • 0–4: 0–4: 260 males; 0–4: 216 females

Sources

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

More for Castlemaine

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Castlemaine [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sua/2005/castlemaine/topic/demographics-identity