St Agnes - Ridgehaven · Statistical Area 2 (SA2)

Demographics & Identity in St Agnes - Ridgehaven

Who lives here — how many people, how old they are, and how communities identify.

A much higher proportion of seniors than most similar areas defines St Agnes - Ridgehaven. The typical resident is 43, making the area noticeably older than the national figure. This shift is clear as the population has grown by 8.3% to 13,161 people since 2011.

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📍 St Agnes - Ridgehaven, Statistical Area 2 (SA2)

Where St Agnes - Ridgehaven sits — Total population

13,161 ▲ +8.3%
  • 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 St Agnes - Ridgehaven — higher than 68% of areas.

Total population compared with the state and national average
St Agnes - Ridgehaven13,161
5091, SA 7,872
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical person here is 43, which is a little older than the South Australian average and noticeably older than the Australian figure. This age has crept up by one year since 2011.

13,161 ▲ +8.3%

Higher than 68% of statistical area 2 (sa2) areas.

  • 2011: 12,156
  • 2016: 12,429
  • 2021: 13,161

The number of people who usually live in the area, counted on Census night.

43 yrs ▲ +2.4%

Older than 71% of statistical area 2 (sa2) areas.

  • 2011: 42 yrs
  • 2016: 43 yrs
  • 2021: 43 yrs

Half the population is older than this age, and half younger.

Age profile

How the population splits across age groups.

Nearly one in four residents is aged 65 or over, a figure well above both the state and national levels that has risen by 4.7 percentage points since 2011. Meanwhile, children under 15 make up 16.3% of the population, which is a little below the national figure.

24.0% ▲ +24.6%

Higher than 83% of statistical area 2 (sa2) areas.

  • 2011: 19.2%
  • 2016: 23.0%
  • 2021: 24.0%

Share of the population aged 65 years and over.

16.3% ▼ -2.0%

Lower than 68% of statistical area 2 (sa2) areas.

  • 2011: 16.6%
  • 2016: 15.7%
  • 2021: 16.3%

Share of the population aged under 15 years.

Age structure

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St Agnes - Ridgehaven splits fairly evenly between Older adults (45–64) (25%) and Young adults (25–44) (25%), with Seniors (65+) at 24%.

Identity & relationships

First Nations identity and marital status.

About 1.2% of residents are Aboriginal or Torres Strait Islander, which is a little below the state and national figures. Nearly half of the population is married, while those in de facto relationships make up 10.6%.

1.2% ▲ +49.5%

Lower than 68% of statistical area 2 (sa2) areas.

  • 2011: 0.8%
  • 2016: 0.8%
  • 2021: 1.2%

Share of people who identify as Aboriginal and/or Torres Strait Islander.

10.6% ▲ +22.8%

Lower than 68% of statistical area 2 (sa2) areas.

  • 2011: 8.6%
  • 2016: 9.7%
  • 2021: 10.6%

Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).

Marital status

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In St Agnes - Ridgehaven, the largest group is Married at 49%, followed by Never married (31%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 196 males; 85+: 273 females
  • 80–84: 80–84: 227 males; 80–84: 252 females
  • 75–79: 75–79: 303 males; 75–79: 370 females
  • 70–74: 70–74: 363 males; 70–74: 444 females
  • 65–69: 65–69: 335 males; 65–69: 401 females
  • 60–64: 60–64: 374 males; 60–64: 399 females
  • 55–59: 55–59: 395 males; 55–59: 403 females
  • 50–54: 50–54: 430 males; 50–54: 434 females
  • 45–49: 45–49: 421 males; 45–49: 408 females
  • 40–44: 40–44: 357 males; 40–44: 391 females
  • 35–39: 35–39: 425 males; 35–39: 457 females
  • 30–34: 30–34: 415 males; 30–34: 443 females
  • 25–29: 25–29: 388 males; 25–29: 354 females
  • 20–24: 20–24: 373 males; 20–24: 320 females
  • 15–19: 15–19: 334 males; 15–19: 322 females
  • 10–14: 10–14: 395 males; 10–14: 351 females
  • 5–9: 5–9: 398 males; 5–9: 314 females
  • 0–4: 0–4: 355 males; 0–4: 334 females

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).

More for St Agnes - Ridgehaven

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in St Agnes - Ridgehaven [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/402051055/st-agnes-ridgehaven/topic/demographics-identity