Mordialloc · Suburb / Locality

Demographics & Identity in Mordialloc

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

More than 8,800 people live in Mordialloc, making it one of the largest areas of its kind in the region. The community is slightly older than the national typical age of 38, though it remains younger than many similar neighbourhoods.

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📍 Mordialloc, Suburb / Locality

Where Mordialloc sits — Total population

8,886 ▲ +17.9%
  • 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 Mordialloc — higher than 87% of areas.

Total population compared with the state and national average
Mordialloc8,886
3195, VIC 37,364
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 40 years old, which is a little older than the Victoria and Australia figures of 38 years.

8,886 ▲ +17.9%

Higher than 87% of suburb / locality areas.

  • 2011: 7,537
  • 2016: 8,166
  • 2021: 8,886

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

40 yrs ▲ +5.3%

Younger than 71% of suburb / locality areas.

  • 2011: 38 yrs
  • 2016: 39 yrs
  • 2021: 40 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 18.5% of the population, a figure higher than most similar areas. Seniors aged 65 and over account for 15.6%, which is a little below the state and national figures.

15.6% ▲ +10.2%

Lower than 64% of suburb / locality areas.

  • 2011: 14.1%
  • 2016: 14.0%
  • 2021: 15.6%

Share of the population aged 65 years and over.

18.5% ▼ -3.0%

Higher than 60% of suburb / locality areas.

  • 2011: 19.1%
  • 2016: 19.5%
  • 2021: 18.5%

Share of the population aged under 15 years.

Age structure

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Mordialloc splits fairly evenly between Older adults (45–64) (28%) and Young adults (25–44) (27%), with Children (0–14) at 18%.

Identity & relationships

First Nations identity and marital status.

About 0.6% of residents are Aboriginal or Torres Strait Islander, which is lower than most areas. Marriage is the most common status at 44.9%, while those in de facto relationships (12.5%) are a little above the Victoria average.

0.6% ▲ +90.0%

Lower than 64% of suburb / locality areas.

  • 2011: 0.3%
  • 2016: 0.4%
  • 2021: 0.6%

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

12.5% ▲ +19.7%

Higher than 52% of suburb / locality areas.

  • 2011: 10.4%
  • 2016: 12.6%
  • 2021: 12.5%

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

Marital status

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In Mordialloc, the largest group is Married at 45%, followed by Never married (36%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 83 males; 85+: 164 females
  • 80–84: 80–84: 66 males; 80–84: 106 females
  • 75–79: 75–79: 103 males; 75–79: 149 females
  • 70–74: 70–74: 152 males; 70–74: 155 females
  • 65–69: 65–69: 198 males; 65–69: 209 females
  • 60–64: 60–64: 235 males; 60–64: 262 females
  • 55–59: 55–59: 278 males; 55–59: 289 females
  • 50–54: 50–54: 321 males; 50–54: 361 females
  • 45–49: 45–49: 361 males; 45–49: 395 females
  • 40–44: 40–44: 328 males; 40–44: 352 females
  • 35–39: 35–39: 303 males; 35–39: 366 females
  • 30–34: 30–34: 252 males; 30–34: 325 females
  • 25–29: 25–29: 231 males; 25–29: 246 females
  • 20–24: 20–24: 194 males; 20–24: 234 females
  • 15–19: 15–19: 277 males; 15–19: 261 females
  • 10–14: 10–14: 330 males; 10–14: 304 females
  • 5–9: 5–9: 273 males; 5–9: 260 females
  • 0–4: 0–4: 225 males; 0–4: 249 females

Sources

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

More for Mordialloc

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mordialloc [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL21760/mordialloc/topic/demographics-identity