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Demographics & Identity
3810, VIC · Postcode
👥 Demographics & Identity in 3810, VIC
Who lives here — how many people, how old they are, and how communities identify.
Far fewer seniors live in postcode 3810 than in most similar areas, making it a noticeably younger community. The population has surged by 57% since 2011 to reach 55,588 people, with a typical resident now aged 33.
Part of
LGA Cardinia
Capital Greater Melbourne
State Victoria
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📍 3810, VIC, Postcode
Where 3810, VIC sits — Total population
?
55,588
▲ +57.4%
1
10
100
1.0k
10k
100k
1–2: 1 area
2–2: 0 areas
2–4: 0 areas
4–5: 2 areas
5–8: 3 areas
8–12: 2 areas
12–19: 2 areas
19–29: 12 areas
29–44: 19 areas
44–67: 35 areas
67–102: 30 areas
102–155: 70 areas
155–237: 97 areas
237–360: 129 areas
360–549: 158 areas
549–836: 168 areas
836–1,273: 181 areas
1,273–1,938: 179 areas
1,938–2,951: 157 areas
2,951–4,493: 179 areas
4,493–6,842: 176 areas
6,842–10,418: 210 areas
10,418–15,865: 268 areas
15,865–24,158: 254 areas
24,158–36,786: 182 areas
36,786–56,016: 93 areas
56,016–85,299: 28 areas
85,299–129,888: 8 areas
All postcode areas, 2021. The marker is 3810, VIC — higher than 90% of areas.
Total population compared with the state and national average
3810, VIC 55,588
Cardinia
118,194
Victoria
6,503,491
Australia
25,422,788
Population
How many people, and the typical age.
The total population grew by about 20,282 people over the last decade. A typical resident is 33, which is 5 years younger than the national figure.
55,588
▲ +57.4%
Higher than 90% of postcode areas.
30k
40k
50k
60k
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
35,306
47,894
55,588
2011: 35,306
2016: 47,894
2021: 55,588
The number of people who usually live in the area, counted on Census night.
33 yrs
▲ +6.5%
Younger than 93% of postcode areas.
30
31
32
33
34
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
31 yrs
32 yrs
33 yrs
2011: 31 yrs
2016: 32 yrs
2021: 33 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 23.9% of the population, well above the 18.2% national figure. This helps explain why the area is so young, while seniors aged 65 and over are much less common here at 12.0%.
12.0%
▲ +19.4%
Lower than 86% of postcode areas.
9.0%
10.0%
11.0%
12.0%
13.0%
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
10.1%
11.2%
12.0%
2011: 10.1%
2016: 11.2%
2021: 12.0%
Share of the population aged 65 years and over.
23.9%
▼ -4.2%
Higher than 93% of postcode areas.
24.0%
24.5%
25.0%
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
24.9%
25.0%
23.9%
2011: 24.9%
2016: 25.0%
2021: 23.9%
Share of the population aged under 15 years.
In 3810, VIC, the largest group is Young adults (25–44) at 33%, followed by Children (0–14) (24%) and Older adults (45–64) (19%).
Identity & relationships
First Nations identity and marital status.
About 1.2% of residents are Aboriginal and Torres Strait Islander, which is about the same as the Victorian average. In terms of relationships, 12.8% of people are in a de facto partnership, slightly above the national figure.
1.2%
▲ +61.2%
Lower than 69% of postcode areas.
0.6%
0.8%
1.0%
1.2%
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
0.7%
0.9%
1.2%
2011: 0.7%
2016: 0.9%
2021: 1.2%
Share of people who identify as Aboriginal and/or Torres Strait Islander.
12.8%
▼ -7.9%
Higher than 55% of postcode areas.
12.5%
13.0%
13.5%
14.0%
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
13.9%
13.1%
12.8%
2011: 13.9%
2016: 13.1%
2021: 12.8%
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
In 3810, VIC, the largest group is Married at 47%, followed by Never married (37%) and Divorced (9%).
Age & sex structure
Males
Females
85+
80–84
75–79
70–74
65–69
60–64
55–59
50–54
45–49
40–44
35–39
30–34
25–29
20–24
15–19
10–14
5–9
0–4
2.7k
2.7k
85+: 85+: 295 males; 85+: 497 females
80–84: 80–84: 420 males; 80–84: 474 females
75–79: 75–79: 620 males; 75–79: 779 females
70–74: 70–74: 757 males; 70–74: 1,001 females
65–69: 65–69: 831 males; 65–69: 1,004 females
60–64: 60–64: 993 males; 60–64: 1,153 females
55–59: 55–59: 1,198 males; 55–59: 1,236 females
50–54: 50–54: 1,392 males; 50–54: 1,515 females
45–49: 45–49: 1,597 males; 45–49: 1,665 females
40–44: 40–44: 1,913 males; 40–44: 1,853 females
35–39: 35–39: 2,360 males; 35–39: 2,513 females
30–34: 30–34: 2,446 males; 30–34: 2,702 females
25–29: 25–29: 2,192 males; 25–29: 2,304 females
20–24: 20–24: 1,672 males; 20–24: 1,731 females
15–19: 15–19: 1,663 males; 15–19: 1,521 females
10–14: 10–14: 2,008 males; 10–14: 1,913 females
5–9: 5–9: 2,443 males; 5–9: 2,333 females
0–4: 0–4: 2,337 males; 0–4: 2,246 females
Sources
Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0 ).
Cite this page
Australian Bureau of Statistics. (2021). Demographics & Identity in 3810, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3810/3810-vic/topic/demographics-identity
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