Residents of York W-O — Sub-district F, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 20 | irvin | james | M | 60 | Methodist | Irish | Ireland | Labourers nfs | 5 |
| 21 | irvin | margerette | F | 58 | Methodist | Irish | Ireland | No Occupation Listed | 5 |
| 24 | irvin | matilda | F | 19 | Methodist | Irish | Ontario | No Occupation Listed | 5 |
| 22 | irvin | minnie | F | 25 | Methodist | Irish | Ontario | No Occupation Listed | 5 |
| 23 | irvin | rebecca | F | 22 | Methodist | Irish | Ontario | No Occupation Listed | 5 |
| 16 | irvine | arthur | M | 19 | Anglican | Irish | Ontario | Blacksmiths | 80 |
| 13 | irvine | benjamin | M | 26 | Anglican | Irish | Ontario | Coach, carriage, cart and wagon makers | 80 |
| 11 | irvine | james | M | 28 | Anglican | Irish | Ontario | Blacksmiths | 80 |
| 12 | irvine | mary | F | 51 | Anglican | Irish | Ontario | No Occupation Listed | 80 |
| 15 | irvine | mary | F | 23 | Anglican | Irish | Ontario | No Occupation Listed | 80 |
| 14 | irvine | samuel | M | 21 | Anglican | Irish | Ontario | Blacksmiths | 80 |
| 17 | irvine | thomas | M | 16 | Anglican | Irish | Ontario | Postmen | 80 |
| 19 | irwin | emma | F | 32 | Methodist | English | Ontario | No Occupation Listed | 233 |
| 18 | irwin | george | M | 39 | Methodist | German | Ontario | Farmers, general and nfs | 233 |
| 20 | irwin | mabel | F | 3 | Methodist | English | Ontario | No Occupation Listed | 233 |