North St Marys · Suburb / Locality

Demographics & Identity in North St Marys

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

Much younger residents than most similar areas live in North St Marys, where the typical person is 35. This community of 4,123 people is larger than 88% of comparable areas, with a notably high proportion of children and a strong Indigenous presence.

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📍 North St Marys, Suburb / Locality

Where North St Marys sits — Total population

4,123 ▲ +12.0%
  • 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 St Marys — higher than 86% of areas.

Total population compared with the state and national average
North St Marys4,123
2760, NSW 37,632
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 35, which is noticeably younger than the national figure of 38 and the New South Wales average of 39.

4,123 ▲ +12.0%

Higher than 86% of suburb / locality areas.

  • 2011: 3,680
  • 2016: 3,921
  • 2021: 4,123

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

35 yrs → 0.0%

Younger than 86% of suburb / locality areas.

  • 2011: 35 yrs
  • 2016: 35 yrs
  • 2021: 35 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 21.3% of the population, well above the national figure of 18.2%. This helps explain the area's youthful profile, while seniors aged 65 and over are a little below the state average at 15.9%.

15.9% ▲ +17.8%

Lower than 63% of suburb / locality areas.

  • 2011: 13.5%
  • 2016: 15.3%
  • 2021: 15.9%

Share of the population aged 65 years and over.

21.3% ▼ -4.9%

Higher than 76% of suburb / locality areas.

  • 2011: 22.4%
  • 2016: 21.6%
  • 2021: 21.3%

Share of the population aged under 15 years.

Age structure

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North St Marys splits fairly evenly between Young adults (25–44) (26%) and Older adults (45–64) (23%), with Children (0–14) at 21%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 10.5% of the population, which is well above the national figure of 3.2%. In terms of relationships, 12.6% of residents are in a de facto partnership, a little above the national figure of 11.5%.

10.5% ▲ +84.5%

Higher than 87% of suburb / locality areas.

  • 2011: 5.7%
  • 2016: 8.6%
  • 2021: 10.5%

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

12.6% ▲ +20.8%

Higher than 54% of suburb / locality areas.

  • 2011: 10.5%
  • 2016: 10.2%
  • 2021: 12.6%

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

Marital status

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In North St Marys, the largest group is Never married at 47%, followed by Married (30%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 46 males; 85+: 105 females
  • 80–84: 80–84: 38 males; 80–84: 54 females
  • 75–79: 75–79: 59 males; 75–79: 66 females
  • 70–74: 70–74: 82 males; 70–74: 70 females
  • 65–69: 65–69: 68 males; 65–69: 88 females
  • 60–64: 60–64: 99 males; 60–64: 95 females
  • 55–59: 55–59: 127 males; 55–59: 125 females
  • 50–54: 50–54: 124 males; 50–54: 119 females
  • 45–49: 45–49: 115 males; 45–49: 128 females
  • 40–44: 40–44: 113 males; 40–44: 97 females
  • 35–39: 35–39: 126 males; 35–39: 145 females
  • 30–34: 30–34: 137 males; 30–34: 145 females
  • 25–29: 25–29: 159 males; 25–29: 151 females
  • 20–24: 20–24: 150 males; 20–24: 144 females
  • 15–19: 15–19: 141 males; 15–19: 134 females
  • 10–14: 10–14: 163 males; 10–14: 129 females
  • 5–9: 5–9: 168 males; 5–9: 141 females
  • 0–4: 0–4: 142 males; 0–4: 133 females

Sources

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

More for North St Marys

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in North St Marys [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13017/north-st-marys/topic/demographics-identity