Residents of Lower Londonderry — Sub-district C, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 12 | obrien | amos | M | 51 | Congregationalist | Irish | Nova Scotia | Farmers, general and nfs | 113 |
| 16 | obrien | dorinda | F | 7 | Congregationalist | Irish | Nova Scotia | No Occupation Listed | 113 |
| 13 | obrien | ellenor | F | 51 | Congregationalist | Scottish | Nova Scotia | No Occupation Listed | 113 |
| 14 | obrien | leander | M | 14 | Congregationalist | Irish | Nova Scotia | No Occupation Listed | 113 |
| 15 | obrien | sarah | F | 12 | Congregationalist | Irish | Nova Scotia | No Occupation Listed | 113 |
| 9 | obrion | elizebeth | F | 2 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 198 |
| 6 | obrion | mary | F | 26 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 198 |
| 7 | obrion | mathies | M | 8 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 198 |
| 5 | obrion | ozios | M | 36 | Roman Catholic | Irish | Nova Scotia | Shipwright (incl. ship joiner) | 198 |
| 8 | obrion | william | M | 7 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 198 |