Residents of Sidney — Sub-district A, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 2 | iby | aldora | F | 17 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 7 | iby | annie | F | 3 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 23 | iby | catherine | F | 77 | Anglican | Irish | Ireland | No Occupation Listed | 118 |
| 24 | iby | george | M | 38 | Anglican | Irish | Ontario | Labourers nfs | 118 |
| 6 | iby | henreitta | F | 7 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 4 | iby | hiram | M | 10 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 8 | iby | john | M | 0 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 1 | iby | margaret | F | 40 | Methodist | Dutch | Ontario | No Occupation Listed | 119 |
| 5 | iby | robert | M | 8 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 25 | iby | william | M | 44 | Anglican | Irish | Ontario | Sawyer, and other titled wood or sawmill operatives | 119 |
| 3 | iby | william | M | 13 | Methodist | Irish | Ontario | No Occupation Listed | 119 |
| 11 | irvin | john | M | 50 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 36 |
| 12 | irvin | margaret | F | 74 | Presbyterian | Irish | Ireland | No Occupation Listed | 36 |
| 7 | irvine | adam | M | 0 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 150 |
| 1 | irvine | mary | F | 78 | Methodist | English | Ontario | No Occupation Listed | 88 |
| 6 | irvine | minerva | F | 30 | Episcopal Methodist | Dutch | Ontario | No Occupation Listed | 150 |
| 5 | irvine | thomas | M | 31 | Episcopal Methodist | Irish | Ontario | Farmers, general and nfs | 150 |