Residents of Sandwich W-O — Sub-district J, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 11 | ivon | albert | M | 12 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 15 | ivon | emma | F | 7 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 9 | ivon | helina | F | 18 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 13 | ivon | henry | M | 7 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 10 | ivon | joseph | M | 16 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 7 | ivon | noel | M | 49 | Roman Catholic | French | Ontario | Gardeners nfs | 22 |
| 12 | ivon | rose | F | 9 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 14 | ivon | wills | M | 4 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |
| 8 | ivon | zoe | F | 35 | Roman Catholic | French | Ontario | No Occupation Listed | 22 |