Blue Mountains - South · Statistical Area 2 (SA2)

Demographics & Identity in Blue Mountains - South

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

A typical age of 70 years defines the small population of Blue Mountains - South, making it far older than most of the state. This sparsely populated area now has only 8 residents, with the community aging significantly over the last decade.

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📍 Blue Mountains - South, Statistical Area 2 (SA2)

Where Blue Mountains - South sits — Total population

8 ▼ -11.1%
  • 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 Blue Mountains - South — lower than 99% of areas.

Total population compared with the state and national average
Blue Mountains - South8
2787, NSW 4,605
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The population has shrunk by 11% since 2011, leaving just 8 people in the area. Residents are far older than the national figure, with the typical person aged 70, which is 32 years older than the Australian average.

8 ▼ -11.1%

Lower than 99% of statistical area 2 (sa2) areas.

  • 2011: 9
  • 2016: 3
  • 2021: 8

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

70 yrs ▲ +79.5%

Older than 99% of statistical area 2 (sa2) areas.

  • 2011: 39 yrs
  • 2016: 60 yrs
  • 2021: 70 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 Children (0–14) at 0%, ahead of Youth (15–24) (0%).

Identity & relationships

First Nations identity and marital status.

The most common marital status is Divorced at 50%, ahead of Married (0%).

Marital status

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In Blue Mountains - South, Divorced is the majority at 100%.

Sources

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

More for Blue Mountains - South

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Blue Mountains - South [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/124021456/blue-mountains-south/topic/demographics-identity