Castle Cove - Northbridge · Statistical Area 2 (SA2)

Demographics & Identity in Castle Cove - Northbridge

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

Older residents are a defining feature of daily life in Castle Cove - Northbridge, where the typical person is 45. This age is noticeably higher than the national figure of 38, contributing to a community that is more mature than most areas in Australia.

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📍 Castle Cove - Northbridge, Statistical Area 2 (SA2)

Where Castle Cove - Northbridge sits — Total population

13,440
  • 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 Castle Cove - Northbridge — higher than 70% of areas.

Total population compared with the state and national average
Castle Cove - Northbridge13,440
2063, NSW 6,493
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The population totals 13,440 people, which is larger than about 70% of similar areas. The typical resident is 45, making the area noticeably older than both New South Wales and Australia.

13,440

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

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

45 yrs

Older than 78% of statistical area 2 (sa2) areas.

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

Age profile

How the population splits across age groups.

This area has a higher proportion of both children and seniors than most places. Roughly 20.5% of residents are 65 or older, which is well above the national figure of 17.2%, while children under 15 make up 19.8% of the population.

Age structure

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In Castle Cove - Northbridge, the largest group is Older adults (45–64) at 31%, followed by Seniors (65+) (21%) and Children (0–14) (20%).

Identity & relationships

First Nations identity and marital status.

Most people here are married, at 60.7%, while those in de facto relationships are at 5.4%, which is well below the national figure of 11.5%. Only 0.3% of the population are Aboriginal or Torres Strait Islander, among the lowest proportions for areas of this size.

Marital status

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In Castle Cove - Northbridge, Married is the majority at 61%; Never married is next at 27%.

Age & sex structure

  • 85+: 85+: 180 males; 85+: 285 females
  • 80–84: 80–84: 174 males; 80–84: 183 females
  • 75–79: 75–79: 234 males; 75–79: 263 females
  • 70–74: 70–74: 359 males; 70–74: 351 females
  • 65–69: 65–69: 335 males; 65–69: 374 females
  • 60–64: 60–64: 433 males; 60–64: 419 females
  • 55–59: 55–59: 502 males; 55–59: 526 females
  • 50–54: 50–54: 574 males; 50–54: 572 females
  • 45–49: 45–49: 483 males; 45–49: 617 females
  • 40–44: 40–44: 418 males; 40–44: 486 females
  • 35–39: 35–39: 247 males; 35–39: 311 females
  • 30–34: 30–34: 157 males; 30–34: 183 females
  • 25–29: 25–29: 181 males; 25–29: 154 females
  • 20–24: 20–24: 378 males; 20–24: 312 females
  • 15–19: 15–19: 560 males; 15–19: 522 females
  • 10–14: 10–14: 599 males; 10–14: 606 females
  • 5–9: 5–9: 492 males; 5–9: 458 females
  • 0–4: 0–4: 266 males; 0–4: 233 females

Sources

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

More for Castle Cove - Northbridge

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Castle Cove - Northbridge [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/121011683/castle-cove-northbridge/topic/demographics-identity