Residents of Matilda — Sub-district A, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 25 | irvine | aluseda | F | 31 | Episcopal Methodist | German | Ontario | No Occupation Listed | 19 |
| 23 | irvine | archy | M | 38 | Anglican | Irish | Ireland | Farmers, general and nfs | 173 |
| 21 | irvine | arshy | M | 67 | Anglican | Irish | Ireland | No Occupation Listed | 173 |
| 22 | irvine | barbara | F | 64 | Anglican | Irish | Ireland | No Occupation Listed | 173 |
| 3 | irvine | eliza | F | 6 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 19 |
| 24 | irvine | elizabeth | F | 39 | Anglican | Irish | Ireland | No Occupation Listed | 173 |
| 2 | irvine | garnett | M | 5 | Anglican | Irish | Ontario | No Occupation Listed | 173 |
| 23 | irvine | jane | F | 24 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 18 |
| 22 | irvine | jeremiah | M | 19 | Anglican | Irish | Ontario | No Occupation Listed | 18 |
| 3 | irvine | john | M | 2 | Anglican | Irish | Ontario | No Occupation Listed | 173 |
| 2 | irvine | julia | F | 11 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 19 |
| 25 | irvine | lize | F | 8 | Anglican | Irish | Ontario | No Occupation Listed | 173 |
| 1 | irvine | margaret | F | 6 | Anglican | Irish | Ontario | No Occupation Listed | 173 |
| 4 | irvine | oliver | M | 0 | Anglican | Irish | Ontario | No Occupation Listed | 173 |
| 20 | irvine | robert | M | 35 | Anglican | Irish | Ontario | No Occupation Listed | 18 |
| 1 | irvine | rufus | M | 12 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 19 |
| 19 | irvine | sarah | F | 64 | Anglican | Irish | Ireland | No Occupation Listed | 18 |
| 18 | irvine | thomas | M | 64 | Anglican | Irish | Ireland | Farmers, general and nfs | 18 |
| 21 | irvine | william | M | 28 | Episcopal Methodist | Irish | Ontario | Farmers, general and nfs | 18 |
| 24 | irvine | william | M | 33 | Episcopal Methodist | Irish | Ontario | Farmers, general and nfs | 19 |
| 4 | irvine | william | M | 2 | | Irish | Ontario | No Occupation Listed | 19 |
| 1 | isabel | elizebeth | F | 68 | Episcopal Methodist | German | Ontario | No Occupation Listed | 39 |
| 23 | isabel | james | M | 48 | Anglican | Irish | Ontario | Farmers, general and nfs | 39 |
| 24 | isabel | maggie | F | 14 | Anglican | Irish | Ontario | No Occupation Listed | 39 |
| 25 | isabel | mary | F | 11 | Anglican | Irish | Ontario | No Occupation Listed | 39 |