Age Structure (Irish 1821 classification)

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Age Groups used in 1821 Irish Census 1821
0 to 4 5,694 Show data context
5 to 9 4,801 Show data context
10 to 14 4,893 Show data context
15 to 19 5,150 Show data context
20 to 29 6,571 Show data context
30 to 39 4,022 Show data context
40 to 49 2,880 Show data context
50 to 59 2,183 Show data context
60 to 69 890 Show data context
70 to 79 329 Show data context
80 to 89 82 Show data context
90 to 99 7 Show data context
100 Up 1 Show data context
Age unknown 102 Show data context
Date: Source:
1821 1821 Census of Ireland, Abstract of answers, Table [2] , 'Ages of Persons'

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nCube definition


This classification was used in the Enumeration Abstract of the 1821 Irish Census. Unusually, no breakdown by gender was included, and as a single group covers ages 60 to 69 this cannot be mapped to standard definitions of working age.


How to reference this page:

GB Historical GIS / University of Portsmouth, Dartree IrlBarony through time | Population Statistics | Age Structure (Irish 1821 classification), A Vision of Ireland through Time.

URL: https://www.visionofireland.org/unit/12843264/cube/AGE_IRL1821

Date accessed: 02nd November 2024