5,239 ▲ +2.1%
Higher than 56% of postcode areas.
- 2011: 5,133
- 2016: 5,289
- 2021: 5,239
The number of people who usually live in the area, counted on Census night.
5164, SA · Postcode
Demographics & Identity in 5164, SA
Who lives here — how many people, how old they are, and how communities identify.
Nearly half of the 5,239 people in postcode 5164 have never been married. This area has a notably older population than the national average, with a growing number of seniors and a strong Aboriginal and Torres Strait Islander presence.
5,239
▲ +2.1%
- 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 5164, SA — higher than 56% of areas.
| 5164, SA | 5,239 |
|---|---|
| Onkaparinga | 175,204 |
| South Australia | 1,781,516 |
| Australia | 25,422,788 |
Population
How many people, and the typical age.
The population grew by 2.1% since 2011, adding about 106 people. The typical resident is now 41, which is 3 years older than in 2011 and noticeably older than the national figure of 38.
41 yrs ▲ +7.9%
Younger than 57% of postcode areas.
- 2011: 38 yrs
- 2016: 39 yrs
- 2021: 41 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 make up 22.0% of the population, which is well above the national figure of 17.2%. This group rose by 5.0 percentage points since 2011, while the share of children under 15 fell slightly to 17.1%.
22.0% ▲ +29.1%
Higher than 63% of postcode areas.
- 2011: 17.0%
- 2016: 21.0%
- 2021: 22.0%
Share of the population aged 65 years and over.
17.1% ▼ -10.0%
Lower than 53% of postcode areas.
- 2011: 19.0%
- 2016: 18.6%
- 2021: 17.1%
Share of the population aged under 15 years.
Age structure
View on map →5164, SA splits fairly evenly between Young adults (25–44) (26%) and Older adults (45–64) (23%), with Seniors (65+) at 22%.
Identity & relationships
First Nations identity and marital status.
Aboriginal and Torres Strait Islander people make up 5.6% of the population, which is well above the South Australian figure of 2.4%. People in de facto relationships now account for 12.1% of the area.
5.6% ▲ +51.9%
Higher than 79% of postcode areas.
- 2011: 3.7%
- 2016: 4.0%
- 2021: 5.6%
Share of people who identify as Aboriginal and/or Torres Strait Islander.
12.1% ▲ +14.1%
Lower than 54% of postcode areas.
- 2011: 10.6%
- 2016: 12.0%
- 2021: 12.1%
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
Marital status
View on map →In 5164, SA, the largest group is Never married at 45%, followed by Married (30%) and Divorced (14%).
Age & sex structure
Sources
- Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).
More for 5164, SA
Cite this page
Australian Bureau of Statistics. (2021). Demographics & Identity in 5164, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5164/5164-sa/topic/demographics-identity