Silverdale · Suburb / Locality

Demographics & Identity in Silverdale

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

A noticeably younger population defines daily life in Silverdale, where the typical resident is just 35. This makes the area feel quite different from the state average, with a high proportion of children and fewer seniors than most places.

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📍 Silverdale, Suburb / Locality

Where Silverdale sits — Total population

4,543 ▲ +32.1%
  • 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 Silverdale — higher than 86% of areas.

Total population compared with the state and national average
Silverdale4,543
2752, NSW 5,747
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

Silverdale is larger than about 89% of similar areas, with 4,543 people living here. Residents are noticeably younger than those in the rest of New South Wales and Australia.

4,543 ▲ +32.1%

Higher than 86% of suburb / locality areas.

  • 2011: 3,439
  • 2016: 3,682
  • 2021: 4,543

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: 36 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 22.7% of the population, which is well above the national figure of 18.2%. This helps explain why the area is so young, while seniors aged 65 and over are much less common at 10.7%.

10.7% ▲ +55.6%

Lower than 82% of suburb / locality areas.

  • 2011: 6.9%
  • 2016: 9.8%
  • 2021: 10.7%

Share of the population aged 65 years and over.

22.7% ▼ -6.3%

Higher than 82% of suburb / locality areas.

  • 2011: 24.3%
  • 2016: 22.7%
  • 2021: 22.7%

Share of the population aged under 15 years.

Age structure

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Silverdale splits fairly evenly between Young adults (25–44) (27%) and Older adults (45–64) (26%), with Children (0–14) at 23%.

Identity & relationships

First Nations identity and marital status.

About 4.6% of people identify as Aboriginal or Torres Strait Islander, which is a little above the state and national figures. Most residents are married (58.3%), though 31.6% have never been married.

4.6% ▲ +120.9%

Higher than 72% of suburb / locality areas.

  • 2011: 2.1%
  • 2016: 2.7%
  • 2021: 4.6%

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

10.5% ▲ +49.8%

Lower than 64% of suburb / locality areas.

  • 2011: 7.0%
  • 2016: 9.0%
  • 2021: 10.5%

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

Marital status

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In Silverdale, Married is the majority at 58%; Never married is next at 32%.

Age & sex structure

  • 85+: 85+: 17 males; 85+: 19 females
  • 80–84: 80–84: 26 males; 80–84: 22 females
  • 75–79: 75–79: 41 males; 75–79: 31 females
  • 70–74: 70–74: 74 males; 70–74: 66 females
  • 65–69: 65–69: 91 males; 65–69: 97 females
  • 60–64: 60–64: 152 males; 60–64: 137 females
  • 55–59: 55–59: 132 males; 55–59: 141 females
  • 50–54: 50–54: 149 males; 50–54: 156 females
  • 45–49: 45–49: 171 males; 45–49: 162 females
  • 40–44: 40–44: 147 males; 40–44: 166 females
  • 35–39: 35–39: 156 males; 35–39: 138 females
  • 30–34: 30–34: 153 males; 30–34: 165 females
  • 25–29: 25–29: 146 males; 25–29: 146 females
  • 20–24: 20–24: 159 males; 20–24: 131 females
  • 15–19: 15–19: 179 males; 15–19: 159 females
  • 10–14: 10–14: 190 males; 10–14: 169 females
  • 5–9: 5–9: 167 males; 5–9: 154 females
  • 0–4: 0–4: 186 males; 0–4: 169 females

Sources

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

More for Silverdale

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Silverdale [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13559/silverdale/topic/demographics-identity