Suburb in Onkaparinga

Blewitt Springs, SA

Blewitt Springs had a population of 346 at the 2021 Census (+5.2% since 2016). Median age 46.5. Median weekly household income $2,028. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.

Blewitt Springs at a glance

What the 2021 Census says, compared with South Australia.

In Adelaide - South

Between the 2016 and 2021 censuses, Blewitt Springs's population grew by 5.2% to 346, slower than South Australia as a whole (+6.3%). With a median age of 46.5, it is older than the SA average (40.9). Children under 10 make up 9.8% of residents, and people aged 70 and over 13.9%.

12.1% of households rent, a smaller share than the SA average of 27.9%. 37.9% own their home outright. Almost every home is a house; flats and apartments are 0.0% of homes. The 2021 Census counted 124 households.

The median household earns $2,028 a week, above the SA average of $1,456. Renters pay a median $117 a week, and households with a mortgage repay $2,242 a month.

19.8% of residents were born overseas, fewer than the SA average of 25.2%. 7.2% use a language other than English at home. 61.7% report no religion, higher than the SA average (48.9%).

Key figures

2021 Census, Blewitt Springs beside SA and Australia.

MeasureBlewitt SpringsSAAustralia
Population3461,781,50125,422,828
Growth since 2016+5.2%+6.3%+8.6%
Median age46.540.938.2
Households124691,3449,275,123
Flats and apartments0.0%6.8%14.3%
Renting12.1%27.9%31.1%
Owned outright37.9%33.3%31.4%
Median household income a week$2,028$1,456$1,747
Median rent a week$117$300$376
Median mortgage repayment a month$2,242$1,505$1,866
Born overseas19.8%25.2%29.3%
Other language at home7.2%18.7%23.6%
No religion61.7%48.9%41.9%

Source: ABS Census 2021, via Censible. How the figures are built

Population and age

Each census since 2011, and the age profile in 2021.

Population

+5.2% since 2016.

Population · each census
  1. 3502011
  2. 3292016
  3. 3462021

Age

Median age 46.5, against 40.9 for South Australia.

Blewitt Springs South Australia
Share of people by age, Blewitt Springs and South Australia
0–99.8%
10–1914.5%
20–298.1%
30–399.5%
40–4911.6%
50–5918.2%
60–6912.7%
70–7911.0%
80+2.9%

Source: ABS Census 2021, via Censible. How the figures are built

Cultural background

The largest groups in Blewitt Springs at the 2021 Census.

Ancestry

Top 5 · ancestry
  1. Australian47.3%
  2. English47.0%
  3. German9.2%
  4. Scottish8.9%
  5. Irish8.0%

Languages at home

Top 5 · languages at home
  1. Greek2.3%
  2. German1.5%
  3. Khmer1.5%
  4. Italian1.2%
  5. Tamil1.2%

Country of birth

Top 5 · country of birth
  1. England9.9%
  2. Germany2.1%
  3. the United States1.5%
  4. Malaysia1.2%
  5. the Netherlands1.2%

Source: ABS Census 2021, via Censible. How the figures are built

Around Blewitt Springs

The places it belongs to, sits beside and contains.

Explore Blewitt Springs in Censible

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