13,671 ▲ +8.2%
Higher than 71% of statistical area 2 (sa2) areas.
- 2011: 12,638
- 2016: 12,715
- 2021: 13,671
The number of people who usually live in the area, counted on Census night.
Sunbury · Statistical Area 2 (SA2)
Demographics & Identity in Sunbury
Who lives here — how many people, how old they are, and how communities identify.
Over half of Sunbury's residents are married, making it a community where traditional family structures are common. The population has grown to 13,671 people, and while the typical resident is 39, the area has seen a notable increase in the number of seniors over the last decade.
13,671
▲ +8.2%
- 1–1: 40 areas
- 1–2: 0 areas
- 2–3: 0 areas
- 3–4: 12 areas
- 4–6: 6 areas
- 6–9: 9 areas
- 9–13: 10 areas
- 13–19: 7 areas
- 19–27: 17 areas
- 27–39: 6 areas
- 39–56: 5 areas
- 56–81: 4 areas
- 81–116: 1 area
- 116–168: 5 areas
- 168–242: 3 areas
- 242–349: 4 areas
- 349–503: 2 areas
- 503–725: 9 areas
- 725–1,045: 3 areas
- 1,045–1,506: 5 areas
- 1,506–2,171: 31 areas
- 2,171–3,130: 83 areas
- 3,130–4,513: 217 areas
- 4,513–6,507: 318 areas
- 6,507–9,382: 402 areas
- 9,382–13,526: 546 areas
- 13,526–19,501: 496 areas
- 19,501–28,116: 231 areas
All statistical area 2 (sa2) areas, 2021. The marker is Sunbury — higher than 71% of areas.
Population
How many people, and the typical age.
Sunbury grew by 8.2% since 2011, adding about 1,033 people. The typical resident is now 39, which is a little older than the national figure and 3 years older than in 2011.
39 yrs ▲ +8.3%
Younger than 52% of statistical area 2 (sa2) areas.
- 2011: 36 yrs
- 2016: 39 yrs
- 2021: 39 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 19.1% of the population, which is higher than most areas. Meanwhile, seniors aged 65 and over account for 14.3%, a figure that is a little below the state average but rose 5.3 points since 2011.
14.3% ▲ +58.2%
Lower than 68% of statistical area 2 (sa2) areas.
- 2011: 9.1%
- 2016: 12.0%
- 2021: 14.3%
Share of the population aged 65 years and over.
19.1% ▼ -14.4%
Higher than 64% of statistical area 2 (sa2) areas.
- 2011: 22.4%
- 2016: 20.2%
- 2021: 19.1%
Share of the population aged under 15 years.
Age structure
View on map →Sunbury splits fairly evenly between Older adults (45–64) (28%) and Young adults (25–44) (25%), with Children (0–14) at 19%.
Identity & relationships
First Nations identity and marital status.
About 1.3% of residents identify as Aboriginal and Torres Strait Islander, which is lower than most areas. Those in de facto relationships make up 11.3% of the population, a figure that rose 3.3 points since 2011 and is about the same as the national figure.
1.3% ▲ +95.5%
Lower than 64% of statistical area 2 (sa2) areas.
- 2011: 0.7%
- 2016: 0.7%
- 2021: 1.3%
Share of people who identify as Aboriginal and/or Torres Strait Islander.
11.3% ▲ +41.0%
Lower than 60% of statistical area 2 (sa2) areas.
- 2011: 8.0%
- 2016: 9.7%
- 2021: 11.3%
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
Marital status
View on map →In Sunbury, Married is the majority at 50%; Never married is next at 35%.
Age & sex structure
Sources
- Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).
More for Sunbury
Cite this page
Australian Bureau of Statistics. (2021). Demographics & Identity in Sunbury [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/210041240/sunbury/topic/demographics-identity