Residents of Ops — Sub-district A, surnames K (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 7 | keary | dayined | M | 22 | Roman Catholic | Irish | Ireland | Labourers nfs | 109 |
| 24 | kelly | thomas | M | 2 | Roman Catholic | Irish | Ontario | No Occupation Listed | 160 |
| 12 | kennedy | abraha | M | 74 | Anglican | Irish | Ireland | Farmers, general and nfs | 119 |
| 6 | kennedy | james | M | 30 | Anglican | Irish | Ontario | Farmers, general and nfs | 123 |
| 13 | kennedy | lucindia | F | 68 | Anglican | Irish | Ireland | No Occupation Listed | 119 |
| 7 | kennedy | margret | F | 28 | Anglican | Irish | Ontario | No Occupation Listed | 123 |
| 17 | kerr | ann | F | 28 | Anglican | Irish | Ontario | No Occupation Listed | 241 |
| 12 | kerr | elizabeth | F | 40 | Presbyterian | Irish | Ireland | No Occupation Listed | 102 |
| 12 | kerr | james | M | 63 | Anglican | Irish | Ireland | Farmers, general and nfs | 241 |
| 16 | kerr | james | M | 17 | Anglican | Irish | Ontario | No Occupation Listed | 241 |
| 13 | kerr | jennet | F | 3 | Presbyterian | Scottish | Ontario | No Occupation Listed | 102 |
| 14 | kerr | mark | M | 25 | Anglican | Irish | Ontario | Farmers, general and nfs | 241 |
| 13 | kerr | mary | F | 45 | Anglican | Irish | Ireland | No Occupation Listed | 241 |
| 19 | kerr | mary | F | 22 | Anglican | Irish | Ontario | No Occupation Listed | 241 |
| 18 | kerr | rebecca | F | 20 | Anglican | Irish | Ontario | No Occupation Listed | 241 |
| 15 | kerr | robert | M | 0 | Presbyterian | Scottish | Ontario | No Occupation Listed | 102 |
| 14 | kerr | thomas | M | 2 | Presbyterian | Scottish | Ontario | No Occupation Listed | 102 |
| 11 | kerr | william | M | 40 | Presbyterian | Scottish | Scotland | Farmers, general and nfs | 102 |
| 15 | kerr | william | M | 19 | Anglican | Irish | Ontario | No Occupation Listed | 241 |
| 18 | keys | david | F | 1 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 12 | keys | eallenor | F | 32 | Methodist | Irish | Ireland | No Occupation Listed | 277 |
| 15 | keys | ethel | F | 6 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 13 | keys | florence | F | 10 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 16 | keys | mlta | F | 5 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 14 | keys | robert | M | 8 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 11 | keys | thos | M | 37 | Methodist | Irish | Ireland | Labourers nfs | 277 |
| 17 | keys | william | M | 3 | Methodist | Irish | Ontario | No Occupation Listed | 277 |
| 23 | kiefe | chas | M | 7 | Methodist | Irish | Ontario | No Occupation Listed | 176 |
| 20 | kiefe | daniel | M | 38 | Methodist | Irish | Ontario | Labourers nfs | 176 |
| 24 | kiefe | eliza | F | 4 | Methodist | Irish | Ontario | No Occupation Listed | 176 |
| 25 | kiefe | john | M | 2 | Methodist | Irish | Ontario | No Occupation Listed | 176 |
| 21 | kiefe | margret | F | 35 | Methodist | Irish | Ontario | No Occupation Listed | 176 |
| 22 | kiefe | wm | M | 9 | Methodist | Irish | Ontario | No Occupation Listed | 176 |
| 8 | killen | ellen | F | 53 | Roman Catholic | Irish | Ontario | No Occupation Listed | 178 |
| 7 | killen | james | M | 56 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 178 |
| 9 | killen | margrest | F | 20 | Roman Catholic | Irish | Ontario | No Occupation Listed | 178 |
| 10 | killen | mary | F | 18 | Roman Catholic | Irish | Ontario | No Occupation Listed | 178 |
| 25 | king | catherine | F | 19 | Roman Catholic | Irish | Ontario | Teachers (unspecified) | 103 |
| 10 | kirby | elizabeth | F | 70 | Roman Catholic | Irish | Ireland | No Occupation Listed | 173 |
| 9 | kirby | peter | M | 34 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 173 |
| 15 | kirley | ann | F | 38 | Roman Catholic | Irish | Ontario | No Occupation Listed | 31 |
| 18 | kirley | cathrine | F | 3 | Roman Catholic | Irish | Ontario | No Occupation Listed | 31 |
| 17 | kirley | elizabeth | F | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 31 |
| 19 | kirley | francis | M | 1 | Roman Catholic | Irish | Ontario | No Occupation Listed | 31 |
| 16 | kirley | mary | F | 7 | Roman Catholic | Irish | Ontario | No Occupation Listed | 31 |
| 14 | kirley | simon | M | 40 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 31 |