Population
−43.8% since 2016.
Wedge Island, WA
Wedge Island had a population of 18 at the 2021 Census (−43.8% since 2016). Median age 64.0. Median weekly household income $1,812. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.
Wedge Island at a glance
What the 2021 Census says, compared with Western Australia.
Between the 2016 and 2021 censuses, Wedge Island's population shrank by 43.8% to 18, slower than Western Australia as a whole (+7.5%). With a median age of 64.0, it is older than the WA average (38.0). Children under 10 make up 0.0% of residents, and people aged 70 and over 44.4%.
0.0% of households rent, a smaller share than the WA average of 27.7%. 85.7% own their home outright. Almost every home is a house; flats and apartments are 0.0% of homes. The 2021 Census counted 7 households.
The median household earns $1,812 a week, in line with the WA average of $1,815.
0.0% of residents were born overseas, fewer than the WA average of 34.2%. 0.0% use a language other than English at home. 66.7% report no religion, higher than the WA average (46.7%).
Key figures
2021 Census, Wedge Island beside WA and Australia.
| Measure | Wedge Island | WA | Australia |
|---|---|---|---|
| Population | 18 | 2,660,026 | 25,422,788 |
| Growth since 2016 | −43.8% | +7.5% | +8.6% |
| Median age | 64.0 | 38.0 | 38.0 |
| Households | 7 | 964,734 | 9,275,217 |
| Flats and apartments | 0.0% | 6.5% | 14.3% |
| Renting | 0.0% | 27.7% | 31.1% |
| Owned outright | 85.7% | 29.6% | 31.4% |
| Median household income a week | $1,812 | $1,815 | $1,746 |
| Median rent a week | – | $340 | $375 |
| Median mortgage repayment a month | – | $1,842 | $1,863 |
| Born overseas | 0.0% | 34.2% | 29.3% |
| Other language at home | 0.0% | 19.6% | 23.6% |
| No religion | 66.7% | 46.7% | 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.
Age
Median age 64.0, against 38.0 for Western Australia.
Source: ABS Census 2021, via Censible. How the figures are built
Cultural background
The largest groups in Wedge Island at the 2021 Census.
Ancestry
Languages at home
Country of birth
Source: ABS Census 2021, via Censible. How the figures are built
Around Wedge Island
The places it belongs to, sits beside and contains.
Part of
Nearby
Explore Wedge Island in Censible
Every census figure for Wedge Island, mapped and compared with any other place. A free account takes a minute.