Petersham · Suburb / Locality

Demographics & Identity in Petersham

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

Much younger residents than most similar areas live in Petersham, where the typical age is just 36. This is a large community of 8,200 people that is noticeably younger than the New South Wales average.

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📍 Petersham, Suburb / Locality

Where Petersham sits — Total population

8,200 ▲ +8.9%
  • 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 Petersham — higher than 87% of areas.

Total population compared with the state and national average
Petersham8,200
2049, NSW 12,258
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident here is 36 years old, which is noticeably younger than the state average of 39.

8,200 ▲ +8.9%

Higher than 87% of suburb / locality areas.

  • 2011: 7,529
  • 2016: 8,116
  • 2021: 8,200

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

36 yrs ▲ +2.9%

Younger than 83% of suburb / locality areas.

  • 2011: 35 yrs
  • 2016: 35 yrs
  • 2021: 36 yrs

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

Age profile

How the population splits across age groups.

Young adults aged 25 to 44 make up the largest group at 39%. This helps explain why children under 15 and seniors aged 65 and over are both well below the national figure of around 17% to 18%.

11.7% ▲ +28.7%

Lower than 79% of suburb / locality areas.

  • 2011: 9.1%
  • 2016: 9.9%
  • 2021: 11.7%

Share of the population aged 65 years and over.

12.7% ▼ -16.2%

Lower than 75% of suburb / locality areas.

  • 2011: 15.2%
  • 2016: 13.8%
  • 2021: 12.7%

Share of the population aged under 15 years.

Age structure

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In Petersham, the largest group is Young adults (25–44) at 39%, followed by Older adults (45–64) (25%) and Children (0–14) (13%).

Identity & relationships

First Nations identity and marital status.

Nearly 20% of people are in a de facto relationship, which is well above the national figure of 11.5%. Around 1.9% of the population are Aboriginal or Torres Strait Islander, a little below the New South Wales average of 3.4%.

1.9% ▼ -13.2%

Higher than 50% of suburb / locality areas.

  • 2011: 2.2%
  • 2016: 1.7%
  • 2021: 1.9%

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

19.9% ▲ +20.2%

Higher than 87% of suburb / locality areas.

  • 2011: 16.6%
  • 2016: 19.1%
  • 2021: 19.9%

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

Marital status

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In Petersham, Never married is the majority at 57%; Married is next at 30%.

Age & sex structure

  • 85+: 85+: 40 males; 85+: 68 females
  • 80–84: 80–84: 38 males; 80–84: 62 females
  • 75–79: 75–79: 92 males; 75–79: 92 females
  • 70–74: 70–74: 123 males; 70–74: 122 females
  • 65–69: 65–69: 151 males; 65–69: 171 females
  • 60–64: 60–64: 177 males; 60–64: 198 females
  • 55–59: 55–59: 267 males; 55–59: 187 females
  • 50–54: 50–54: 314 males; 50–54: 298 females
  • 45–49: 45–49: 279 males; 45–49: 321 females
  • 40–44: 40–44: 317 males; 40–44: 309 females
  • 35–39: 35–39: 350 males; 35–39: 392 females
  • 30–34: 30–34: 443 males; 30–34: 454 females
  • 25–29: 25–29: 443 males; 25–29: 480 females
  • 20–24: 20–24: 271 males; 20–24: 338 females
  • 15–19: 15–19: 184 males; 15–19: 182 females
  • 10–14: 10–14: 199 males; 10–14: 169 females
  • 5–9: 5–9: 180 males; 5–9: 151 females
  • 0–4: 0–4: 177 males; 0–4: 166 females

Sources

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

More for Petersham

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Petersham [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13202/petersham/topic/demographics-identity