North Balgowlah · Suburb / Locality

Demographics & Identity in North Balgowlah

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

A remarkably high number of children under 15 now live in North Balgowlah, making it far younger than most similar areas. While the typical resident is 39, the community is skewed towards families, with children making up nearly 29% of the population. This shift creates a distinct demographic where young families dominate the local landscape.

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📍 North Balgowlah, Suburb / Locality

Where North Balgowlah sits — Total population

3,816 ▲ +10.4%
  • 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 North Balgowlah — higher than 86% of areas.

Total population compared with the state and national average
North Balgowlah3,816
2093, NSW 23,555
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

North Balgowlah is home to 3,816 people, which is larger than about 87% of similar areas. The typical resident is 39 years old, which is about the same as the New South Wales average.

3,816 ▲ +10.4%

Higher than 86% of suburb / locality areas.

  • 2011: 3,458
  • 2016: 3,667
  • 2021: 3,816

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

39 yrs ▲ +5.4%

Younger than 74% of suburb / locality areas.

  • 2011: 37 yrs
  • 2016: 38 yrs
  • 2021: 39 yrs

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

Age profile

How the population splits across age groups.

Children under 15 make up 28.3% of the population, a figure far above the national average of 18.2%. This helps explain why the number of seniors is much lower than most areas, with those aged 65 and over at only 11.5%.

11.5% ▲ +17.8%

Lower than 79% of suburb / locality areas.

  • 2011: 9.7%
  • 2016: 10.1%
  • 2021: 11.5%

Share of the population aged 65 years and over.

28.3% ▼ -1.1%

Higher than 93% of suburb / locality areas.

  • 2011: 28.6%
  • 2016: 30.4%
  • 2021: 28.3%

Share of the population aged under 15 years.

Age structure

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North Balgowlah splits fairly evenly between Older adults (45–64) (29%) and Children (0–14) (28%), with Young adults (25–44) at 20%.

Identity & relationships

First Nations identity and marital status.

Most residents are married (61.9%), while those in de facto relationships make up 7.6%, which is well below the national figure. People of Aboriginal and Torres Strait Islander descent represent 0.5% of the population, a little below the state average.

0.5% ▲ +330.3%

Lower than 66% of suburb / locality areas.

  • 2011: 0.1%
  • 2016: 0.3%
  • 2021: 0.5%

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

7.6% ▲ +23.8%

Lower than 80% of suburb / locality areas.

  • 2011: 6.2%
  • 2016: 7.0%
  • 2021: 7.6%

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

Marital status

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In North Balgowlah, Married is the majority at 62%; Never married is next at 29%.

Age & sex structure

  • 85+: 85+: 21 males; 85+: 27 females
  • 80–84: 80–84: 27 males; 80–84: 22 females
  • 75–79: 75–79: 37 males; 75–79: 46 females
  • 70–74: 70–74: 61 males; 70–74: 62 females
  • 65–69: 65–69: 66 males; 65–69: 67 females
  • 60–64: 60–64: 86 males; 60–64: 74 females
  • 55–59: 55–59: 110 males; 55–59: 111 females
  • 50–54: 50–54: 161 males; 50–54: 157 females
  • 45–49: 45–49: 197 males; 45–49: 203 females
  • 40–44: 40–44: 175 males; 40–44: 195 females
  • 35–39: 35–39: 85 males; 35–39: 120 females
  • 30–34: 30–34: 48 males; 30–34: 50 females
  • 25–29: 25–29: 39 males; 25–29: 43 females
  • 20–24: 20–24: 91 males; 20–24: 63 females
  • 15–19: 15–19: 148 males; 15–19: 157 females
  • 10–14: 10–14: 237 males; 10–14: 233 females
  • 5–9: 5–9: 187 males; 5–9: 186 females
  • 0–4: 0–4: 114 males; 0–4: 120 females

Sources

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

More for North Balgowlah

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in North Balgowlah [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL12991/north-balgowlah/topic/demographics-identity