3,994 ▲ +6.0%
Higher than 50% of postcode areas.
- 2011: 3,769
- 2016: 3,824
- 2021: 3,994
The number of people who usually live in the area, counted on Census night.
5155, SA · Postcode
Demographics & Identity in 5155, SA
Who lives here — how many people, how old they are, and how communities identify.
About 225 more people have called postcode 5155 home since 2011, with the population growing by 6.0%. This shift has seen the typical resident age climb to 41 years, making the area noticeably older than the national figure.
3,994
▲ +6.0%
- 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 5155, SA — higher than 50% of areas.
| 5155, SA | 3,994 |
|---|---|
| Adelaide Hills | 40,879 |
| South Australia | 1,781,516 |
| Australia | 25,422,788 |
Population
How many people, and the typical age.
The population has reached 3,994 people. The typical resident is now 41, which is about the same as the South Australian average but 3 years older than the typical person across Australia.
41 yrs ▲ +5.1%
Younger than 57% of postcode areas.
- 2011: 39 yrs
- 2016: 41 yrs
- 2021: 41 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 21.5% of the population, which is well above both the state and national figures. Meanwhile, the proportion of seniors aged 65 and over is 16.2%, a figure that is well below the state average but has risen by 5.9 points since 2011.
16.2% ▲ +57.6%
Lower than 70% of postcode areas.
- 2011: 10.3%
- 2016: 13.4%
- 2021: 16.2%
Share of the population aged 65 years and over.
21.5% ▲ +3.7%
Higher than 86% of postcode areas.
- 2011: 20.7%
- 2016: 21.2%
- 2021: 21.5%
Share of the population aged under 15 years.
Age structure
View on map →5155, SA splits fairly evenly between Older adults (45–64) (29%) and Young adults (25–44) (24%), with Children (0–14) at 21%.
Identity & relationships
First Nations identity and marital status.
Couples in de facto relationships make up 14.4% of the area, which is well above the state average. Indigenous people represent 0.6% of the population, a figure that is much lower than most similar areas.
0.6% ▲ +96.6%
Lower than 83% of postcode areas.
- 2011: 0.3%
- 2016: 0.2%
- 2021: 0.6%
Share of people who identify as Aboriginal and/or Torres Strait Islander.
14.4% ▲ +27.8%
Higher than 72% of postcode areas.
- 2011: 11.3%
- 2016: 11.9%
- 2021: 14.4%
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
Marital status
View on map →In 5155, SA, the largest group is Married at 49%, followed by Never married (34%) and Divorced (10%).
Age & sex structure
Sources
- Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).
More for 5155, SA
Cite this page
Australian Bureau of Statistics. (2021). Demographics & Identity in 5155, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5155/5155-sa/topic/demographics-identity