Residents of Hardwicke — Sub-district L, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 3 | oleary | cathrine | F | 26 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 41 |
| 2 | oleary | florence | F | 24 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 41 |
| 24 | oleary | john | M | 38 | Anglican | Irish | New Brunswick | Farmers, general and nfs | 41 |
| 25 | oleary | mary | F | 65 | Roman Catholic | Irish | Ireland | No Occupation Listed | 41 |
| 1 | oleary | mary | F | 35 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 41 |
| 17 | oneal | cathrine | F | 55 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 37 |
| 20 | oneal | christina | F | 18 | Roman Catholic | Irish | New Brunswick | Teachers (unspecified) | 37 |
| 18 | oneal | cornealis | M | 28 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 37 |
| 22 | oneal | edward | M | 14 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 37 |
| 21 | oneal | elizabeth | F | 15 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 37 |
| 16 | oneal | john | M | 58 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 37 |
| 23 | oneal | mary | F | 12 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 37 |
| 19 | oneal | patrick | M | 24 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 37 |
| 24 | oneal | thomas | M | 8 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 37 |