8,452 ▲ +14.7%
Higher than 87% of suburb / locality areas.
- 2011: 7,366
- 2016: 7,743
- 2021: 8,452
The number of people who usually live in the area, counted on Census night.
Rostrevor · Suburb / Locality
Demographics & Identity in Rostrevor
Who lives here — how many people, how old they are, and how communities identify.
Over one in five residents are seniors, making Rostrevor a place with a notably older population compared to the rest of the country. With 8,452 people, it is among the largest areas of its kind in the region. The community is balanced across ages, with a strong presence of both children and older adults.
8,452
▲ +14.7%
- 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 Rostrevor — higher than 87% of areas.
| Rostrevor | 8,452 |
|---|---|
| 5073, SA | 16,831 |
| South Australia | 1,781,516 |
| Australia | 25,422,788 |
Population
How many people, and the typical age.
The typical resident is 41 years old, which is about the same as the South Australian figure and noticeably older than the national average of 38.
41 yrs ▼ -4.7%
Younger than 67% of suburb / locality areas.
- 2011: 43 yrs
- 2016: 43 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 21.1% of the population, which is well above the national figure of 17.2%. Children under 15 are also common at 18.4%, a rate slightly above the state average.
21.1% ▼ -9.0%
Higher than 60% of suburb / locality areas.
- 2011: 23.2%
- 2016: 23.5%
- 2021: 21.1%
Share of the population aged 65 years and over.
18.4% ▲ +14.9%
Higher than 59% of suburb / locality areas.
- 2011: 16.0%
- 2016: 17.2%
- 2021: 18.4%
Share of the population aged under 15 years.
Age structure
View on map →Rostrevor splits fairly evenly between Older adults (45–64) (25%) and Young adults (25–44) (24%), with Seniors (65+) at 21%.
Identity & relationships
First Nations identity and marital status.
Married couples make up 55.1% of the area, while those in de facto relationships are much less common at 6.3%, which is well below the national figure of 11.5%. Aboriginal and Torres Strait Islander people make up 0.5% of the population, a little below the state and national averages.
0.5% ▲ +30.7%
Lower than 66% of suburb / locality areas.
- 2011: 0.4%
- 2016: 0.3%
- 2021: 0.5%
Share of people who identify as Aboriginal and/or Torres Strait Islander.
6.3% ▲ +28.0%
Lower than 86% of suburb / locality areas.
- 2011: 5.0%
- 2016: 5.6%
- 2021: 6.3%
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
Marital status
View on map →In Rostrevor, Married is the majority at 55%; Never married is next at 28%.
Age & sex structure
Sources
- Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).
More for Rostrevor
Cite this page
Australian Bureau of Statistics. (2021). Demographics & Identity in Rostrevor [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41279/rostrevor/topic/demographics-identity