Focus on Geography Series, 2021 Census of Population
Castle Island, Summer village
Population, 2021 and 2016 censuses
400
Provincial population rank: 400
National population rank: 4,694 of 4,831
50.0%
In 2021, the enumerated population of Castle Island (Summer village), was 15, which represents a change of 50.0% from 2016. This compares to the provincial average of 4.8% and the national average of 5.2%.
28.6%
In 2021, there were 9 private dwellings occupied in Castle Island (Summer village), which represent a change of 28.6% from 2016.
278.8
The land area of Castle Island (Summer village) is 0.05 square kilometres and the population density was 278.8 people per square kilometre.
Population change for Castle Island (Summer village) and higher level geographies, 2016 to 2021
Castle Island (Summer village) — Neighbouring census subdivisions, population change, 2016 to 2021
| Census subdivision (CSD) name | Type | Population | ||
|---|---|---|---|---|
| 2021 | 2016 | % change | ||
| Lac Ste. Anne County | MD | 10,832 | 10,899 | -0.6 |
Alberta [PR] — Census subdivisions with 5,000-plus population with the highest population growth
| Census subdivision (CSD) name | Type | Population | ||
|---|---|---|---|---|
| 2021 | 2016 | % change | ||
| Cochrane | T | 32,199 | 25,853 | 24.5 |
| Airdrie | CY | 74,100 | 61,581 | 20.3 |
| Beaumont | CY | 20,888 | 17,457 r | 19.7 |
| Mackenzie County | SM | 12,804 | 11,171 r | 14.6 |
| Canmore | T | 15,990 | 13,992 | 14.3 |
Alberta [PR] — Census subdivisions with 5,000-plus population with the lowest population growth
| Census subdivision (CSD) name | Type | Population | ||
|---|---|---|---|---|
| 2021 | 2016 | % change | ||
| Athabasca County | MD | 6,959 | 7,869 | -11.6 |
| Lac la Biche County | SM | 7,673 | 8,330 | -7.9 |
| Brazeau County | MD | 7,179 | 7,771 | -7.6 |
| Barrhead County No. 11 | MD | 5,877 | 6,288 | -6.5 |
| Greenview No. 16 | MD | 8,584 | 9,154 r | -6.2 |
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