Residents of Huron — Sub-district A, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 20 | irwin | david | M | 33 | Presbyterian | Irish | Ontario | Blacksmiths | 236 |
| 15 | irwin | elizabeth | F | 35 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 20 | irwin | elizabeth | F | 6 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 25 | irwin | george | M | 0 | Presbyterian | Irish | Ontario | No Occupation Listed | 236 |
| 22 | irwin | ida | F | 6 | Presbyterian | Irish | Ontario | No Occupation Listed | 236 |
| 22 | irwin | isabella | F | 31 | Presbyterian | Scottish | Scotland | No Occupation Listed | 73 |
| 21 | irwin | james | M | 30 | Anglican | Irish | Ireland | Farmers, general and nfs | 73 |
| 20 | irwin | joyce | M | 27 | Anglican | Irish | Ireland | Blacksmiths | 72 |
| 19 | irwin | lettitia | F | 70 | Anglican | Irish | Ireland | No Occupation Listed | 72 |
| 25 | irwin | mary | F | 78 | Anglican | Irish | Ireland | No Occupation Listed | 74 |
| 18 | irwin | mary | F | 10 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 23 | irwin | mary | F | 4 | Presbyterian | Irish | Ontario | No Occupation Listed | 236 |
| 24 | irwin | rachel | F | 80 | Anglican | Irish | Ireland | No Occupation Listed | 74 |
| 17 | irwin | robert | M | 12 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 21 | irwin | sarah | F | 27 | Presbyterian | Irish | Ontario | No Occupation Listed | 236 |
| 14 | irwin | stephen | M | 45 | Wesleyan Methodist | Irish | Ireland | Farmers, general and nfs | 334 |
| 19 | irwin | stephen | M | 8 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 21 | irwin | susan | F | 3 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 334 |
| 18 | irwin | william | M | 71 | Anglican | Irish | Ireland | Weavers | 72 |
| 23 | irwin | william | M | 0 | Anglican | Irish | Ontario | No Occupation Listed | 73 |
| 16 | irwin | william | M | 14 | Wesleyan Methodist | Irish | Ontario | Ambiguous responses | 334 |
| 24 | irwin | william | M | 2 | Presbyterian | Irish | Ontario | No Occupation Listed | 236 |