Population
+125.0% since 2016.
Dirk Hartog Island, WA
Dirk Hartog Island had a population of 9 at the 2021 Census (+125.0% since 2016). Median age 18.0. Source: ABS Census 2021, via Censible. Census 2026 data arrives June 2027.
Dirk Hartog Island at a glance
What the 2021 Census says, compared with Western Australia.
Between the 2016 and 2021 censuses, Dirk Hartog Island's population grew by 125.0% to 9, faster than Western Australia as a whole (+7.5%). With a median age of 18.0, it is younger than the WA average (38.0). Children under 10 make up 0.0% of residents, and people aged 70 and over 0.0%.
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. 100.0% report no religion, higher than the WA average (46.7%).
Key figures
2021 Census, Dirk Hartog Island beside WA and Australia.
| Measure | Dirk Hartog Island | WA | Australia |
|---|---|---|---|
| Population | 9 | 2,660,026 | 25,422,788 |
| Growth since 2016 | +125.0% | +7.5% | +8.6% |
| Median age | 18.0 | 38.0 | 38.0 |
| Households | – | 964,734 | 9,275,217 |
| Flats and apartments | – | 6.5% | 14.3% |
| Renting | – | 27.7% | 31.1% |
| Owned outright | – | 29.6% | 31.4% |
| Median household income a week | – | $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 | 100.0% | 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 18.0, against 38.0 for Western Australia.
Source: ABS Census 2021, via Censible. How the figures are built
Cultural background
The largest groups in Dirk Hartog Island at the 2021 Census.
Ancestry
Languages at home
Country of birth
Source: ABS Census 2021, via Censible. How the figures are built
Around Dirk Hartog Island
The places it belongs to, sits beside and contains.
Part of
Nearby
Explore Dirk Hartog Island in Censible
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