Suburb in Kangaroo Island

Middle River, SA

Middle River had a population of 23 at the 2021 Census (+15.0% since 2016). Median age 45.0. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.

Middle River at a glance

What the 2021 Census says, compared with South Australia.

In South Australia - South East

Between the 2016 and 2021 censuses, Middle River's population grew by 15.0% to 23, faster than South Australia as a whole (+6.3%). With a median age of 45.0, it is older than the SA average (41.0). Children under 10 make up 0.0% of residents, and people aged 70 and over 17.4%.

41.7% of households rent, a larger share than the SA average of 27.9%. 41.7% own their home outright. Almost every home is a house; flats and apartments are 0.0% of homes. The 2021 Census counted 12 households.

38.1% of residents were born overseas, more than the SA average of 25.2%. 0.0% use a language other than English at home. 94.7% report no religion, higher than the SA average (48.9%).

Key figures

2021 Census, Middle River beside SA and Australia.

MeasureMiddle RiverSAAustralia
Population231,781,51625,422,788
Growth since 2016+15.0%+6.3%+8.6%
Median age45.041.038.0
Households12691,3139,275,217
Flats and apartments0.0%6.8%14.3%
Renting41.7%27.9%31.1%
Owned outright41.7%33.3%31.4%
Median household income a week–$1,455$1,746
Median rent a week$210$300$375
Median mortgage repayment a month–$1,500$1,863
Born overseas38.1%25.2%29.3%
Other language at home0.0%18.7%23.6%
No religion94.7%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

+15.0% since 2016.

Population · each census
  1. 152011
  2. 202016
  3. 232021

Age

Median age 45.0, against 41.0 for South Australia.

Middle River South Australia
Share of people by age, Middle River and South Australia
0–90.0%
10–190.0%
20–290.0%
30–3939.1%
40–4917.4%
50–590.0%
60–690.0%
70–7917.4%
80+0.0%

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

Cultural background

The largest groups in Middle River at the 2021 Census.

Ancestry

Top 5 · ancestry
  1. Australian47.4%
  2. English47.4%
  3. Irish21.1%

Languages at home

Country of birth

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

Around Middle River

The places it belongs to, sits beside and contains.

Explore Middle River in Censible

Every census figure for Middle River, mapped and compared with any other place. A free account takes a minute.