Rochester · Suburb / Locality

Demographics & Identity in Rochester

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

A typical resident in Rochester (SA) is 61 years old, making it one of the oldest areas of its kind. The place is very sparsely populated, with only 5 people living there.

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📍 Rochester, Suburb / Locality

Where Rochester sits — Total population

5
  • 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 Rochester — lower than 96% of areas.

Total population compared with the state and national average
Rochester5
5464, SA 572
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical age of 61 is far older than the South Australian figure of 41 and the national figure of 38. This small population is among the smallest at this level.

5

Lower than 96% of suburb / locality areas.

  • 2016: 13
  • 2021: 5

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

61 yrs

Older than 94% of suburb / locality areas.

  • 2016: 30 yrs
  • 2021: 61 yrs

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

Age profile

How the population splits across age groups.

The most common age structure is Older adults (45–64) at 140%, ahead of Children (0–14) (0%).

Age structure

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In Rochester, Older adults (45–64) is the majority at 100%.

Identity & relationships

First Nations identity and marital status.

The most common marital status is Married at 100%, ahead of Never married (0%).

Marital status

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In Rochester, Married is the majority at 100%.

Sources

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

More for Rochester

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Rochester [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41266/rochester/topic/demographics-identity