Mullumbimby · Urban Centre

Demographics & Identity in Mullumbimby

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

Noticeably older residents define Mullumbimby, where the typical person is 44, compared to 38 across Australia. The town has seen a massive surge in size, with its population more than doubling since 2011 to reach 3,589 people.

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📍 Mullumbimby, Urban Centre

Where Mullumbimby sits — Total population

3,589 ▲ +132.7%
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–5: 0 areas
  • 5–9: 0 areas
  • 9–16: 2 areas
  • 16–27: 1 area
  • 27–47: 2 areas
  • 47–81: 2 areas
  • 81–139: 14 areas
  • 139–241: 145 areas
  • 241–418: 340 areas
  • 418–723: 351 areas
  • 723–1,252: 304 areas
  • 1,252–2,168: 191 areas
  • 2,168–3,752: 181 areas
  • 3,752–6,495: 107 areas
  • 6,495–11,242: 69 areas
  • 11,242–19,459: 44 areas
  • 19,459–33,683: 31 areas
  • 33,683–58,304: 17 areas
  • 58,304–100,921: 8 areas
  • 100,921–174,689: 8 areas
  • 174,689–302,378: 4 areas
  • 302,378–523,401: 5 areas
  • 523,401–905,982: 2 areas
  • 905,982–1,568,210: 1 area
  • 1,568,210–2,714,494: 2 areas
  • 2,714,494–4,698,656: 2 areas

All urban centre areas, 2021. The marker is Mullumbimby — higher than 81% of areas.

Total population compared with the state and national average
Mullumbimby3,589
2482, NSW 6,967
New South Wales 8,072,163
Australia 25,422,788

Population

How many people, and the typical age.

The population grew 133% since 2011, adding about 2,047 people. This growth has come alongside an ageing trend, as the typical resident is now 8 years older than they were in 2011.

3,589 ▲ +132.7%

Higher than 81% of urban centre areas.

  • 2011: 1,542
  • 2016: 2,491
  • 2021: 3,589

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

44 yrs ▲ +22.2%

Younger than 54% of urban centre areas.

  • 2011: 36 yrs
  • 2016: 42 yrs
  • 2021: 44 yrs

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

Age profile

How the population splits across age groups.

Seniors aged 65 and over now make up 19.4% of the area, a rise of 14 points since 2011. This is a little above the national figure of 17.2%, while children under 15 have fallen to 18.8%, which is about the same as the state average.

19.4% ▲ +288.3%

Lower than 60% of urban centre areas.

  • 2011: 5.0%
  • 2016: 22.7%
  • 2021: 19.4%

Share of the population aged 65 years and over.

18.8% ▼ -29.6%

Higher than 59% of urban centre areas.

  • 2011: 26.6%
  • 2016: 19.3%
  • 2021: 18.8%

Share of the population aged under 15 years.

Age structure

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In Mullumbimby, the largest group is Older adults (45–64) at 29%, followed by Young adults (25–44) (24%) and Seniors (65+) (19%).

Identity & relationships

First Nations identity and marital status.

De facto relationships are much more common here than in most areas, at 17.1%, which is well above the national figure of 11.5%. Meanwhile, the Aboriginal and Torres Strait Islander population is 1.8%, a little below the New South Wales average of 3.4%.

1.8% ▲ +292.3%

Lower than 80% of urban centre areas.

  • 2011: 0.5%
  • 2016: 3.6%
  • 2021: 1.8%

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

17.1% ▲ +30.6%

Higher than 82% of urban centre areas.

  • 2011: 13.1%
  • 2016: 13.5%
  • 2021: 17.1%

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

Marital status

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In Mullumbimby, the largest group is Never married at 44%, followed by Married (32%) and Divorced (15%).

Age & sex structure

  • 85+: 85+: 33 males; 85+: 43 females
  • 80–84: 80–84: 28 males; 80–84: 36 females
  • 75–79: 75–79: 51 males; 75–79: 73 females
  • 70–74: 70–74: 92 males; 70–74: 101 females
  • 65–69: 65–69: 107 males; 65–69: 124 females
  • 60–64: 60–64: 101 males; 60–64: 139 females
  • 55–59: 55–59: 112 males; 55–59: 133 females
  • 50–54: 50–54: 127 males; 50–54: 152 females
  • 45–49: 45–49: 120 males; 45–49: 168 females
  • 40–44: 40–44: 100 males; 40–44: 159 females
  • 35–39: 35–39: 102 males; 35–39: 115 females
  • 30–34: 30–34: 99 males; 30–34: 115 females
  • 25–29: 25–29: 72 males; 25–29: 84 females
  • 20–24: 20–24: 51 males; 20–24: 49 females
  • 15–19: 15–19: 118 males; 15–19: 105 females
  • 10–14: 10–14: 140 males; 10–14: 123 females
  • 5–9: 5–9: 117 males; 5–9: 123 females
  • 0–4: 0–4: 95 males; 0–4: 75 females

Sources

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

More for Mullumbimby

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mullumbimby [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ucl/UCL115107/mullumbimby/topic/demographics-identity