Residents of Ashfield — Sub-district F, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 7 | irwin | arthur | M | 13 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 25 | irwin | elizabet | F | 21 | Anglican | Irish | Ontario | No Occupation Listed | 347 |
| 2 | irwin | elizabeth | F | 50 | Anglican | Irish | Ontario | Farmers, general and nfs | 203 |
| 6 | irwin | elizabeth | F | 15 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 4 | irwin | george | M | 20 | Anglican | Irish | Ontario | Ambiguous responses | 203 |
| 6 | irwin | george | M | 26 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 17 | irwin | george | M | 23 | Methodist | Irish | Ontario | Farmers, general and nfs | 362 |
| 8 | irwin | grace | F | 13 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 10 | irwin | hamilton | M | 8 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 11 | irwin | henry | M | 6 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 3 | irwin | james | M | 26 | Anglican | Irish | Ontario | Farmers, general and nfs | 203 |
| 4 | irwin | james | M | 50 | Methodist | Irish | Ireland | Farmers, general and nfs | 349 |
| 7 | irwin | james | M | 24 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 24 | irwin | john | M | 28 | Anglican | Irish | Ontario | Farmers, general and nfs | 347 |
| 10 | irwin | john | M | 15 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 14 | irwin | john | M | 30 | Methodist | Irish | Ontario | Farmers, general and nfs | 361 |
| 9 | irwin | margaret | F | 17 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 5 | irwin | mary | F | 50 | Methodist | Irish | Ireland | No Occupation Listed | 349 |
| 8 | irwin | mary | F | 19 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 13 | irwin | mary | F | 60 | Methodist | Irish | Ireland | Farmers, general and nfs | 360 |
| 5 | irwin | robert | M | 18 | Anglican | Irish | Ontario | Ambiguous responses | 203 |
| 9 | irwin | thomas | M | 10 | Anglican | Irish | Ontario | No Occupation Listed | 203 |
| 16 | irwin | thomas | M | 25 | Methodist | Irish | Ontario | Farmers, general and nfs | 362 |
| 1 | irwin | william | M | 60 | Anglican | Irish | Ireland | Farmers, general and nfs | 203 |
| 1 | irwin | william | M | 24 | Anglican | Irish | Ontario | Farmers, general and nfs | 347 |
| 15 | irwin | william | M | 28 | Methodist | Irish | Ontario | Farmers, general and nfs | 362 |
| 11 | irwin | willson | M | 11 | Methodist | Irish | Ontario | Farmers, general and nfs | 349 |
| 21 | issard | daniel | M | 42 | Anglican | English | England | Farmers, general and nfs | 390 |
| 2 | issard | daniel | M | 5 | Anglican | English | Ontario | No Occupation Listed | 390 |
| 1 | issard | fredrick | M | 7 | Anglican | English | Ontario | No Occupation Listed | 390 |
| 3 | issard | james | M | 3 | Anglican | English | Ontario | No Occupation Listed | 390 |
| 25 | issard | joseph | M | 15 | Anglican | English | Ontario | No Occupation Listed | 390 |
| 22 | issard | margaret | F | 40 | Anglican | Irish | Ontario | No Occupation Listed | 390 |
| 23 | issard | nelson | M | 18 | Anglican | English | Ontario | No Occupation Listed | 390 |
| 24 | issard | william | M | 13 | Anglican | English | Ontario | No Occupation Listed | 390 |