Residents of Arran — Sub-district B, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 3 | oldrine | eliza | F | 20 | Anglican | English | England | No Occupation Listed | 256 |
| 1 | oldrine | john | M | 56 | Anglican | English | England | Farmers, general and nfs | 256 |
| 2 | oldrine | robert | M | 22 | Anglican | English | England | Farmers, general and nfs | 256 |
| 5 | oliver | henry | M | 58 | Anglican | Irish | Ireland | No Occupation Listed | 231 |
| 11 | owens | annie | F | 0 | Episcopal Methodist | English | Ontario | No Occupation Listed | 42 |
| 9 | owens | edwin | M | 22 | Episcopal Methodist | English | Ontario | Millers and related workers | 42 |
| 13 | owens | emma | F | 22 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 43 |
| 14 | owens | fredrick | M | 5 | Episcopal Methodist | English | Ontario | No Occupation Listed | 43 |
| 15 | owens | john | M | 1 | Episcopal Methodist | English | Ontario | No Occupation Listed | 43 |
| 16 | owens | john | M | 18 | Episcopal Methodist | English | Ontario | No Occupation Listed | 43 |
| 10 | owens | sophia | F | 20 | Episcopal Methodist | German | Ontario | No Occupation Listed | 42 |
| 12 | owens | william | M | 26 | Episcopal Methodist | English | Ontario | Sawyer, and other titled wood or sawmill operatives | 43 |