Residents of Athol — Sub-district C, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 4 | ogden | alice | F | 27 | Methodist | English | Ontario | No Occupation Listed | 171 |
| 3 | ogden | george | M | 32 | Quaker/Society of Friends | Scottish | Ontario | Farmers, general and nfs | 171 |
| 5 | ogden | nancy | F | 69 | Quaker/Society of Friends | Scottish | Ontario | No Occupation Listed | 171 |
| 3 | okeefe | george | M | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 71 |
| 1 | ostrander | charles | M | 23 | Methodist | German | Ontario | Seamen | 85 |
| 2 | ostrander | martha | F | 24 | Disciple of Christ | German | United States | No Occupation Listed | 85 |
| 3 | ostrander | may | F | 0 | Disciple of Christ | German | Ontario | No Occupation Listed | 85 |
| 8 | ostrunder | henry | M | 35 | Methodist | German | Ontario | Farmers, general and nfs | 105 |
| 13 | ostrunder | henry | M | 4 | Methodist | German | Ontario | No Occupation Listed | 105 |
| 11 | ostrunder | isabelle | F | 9 | Methodist | German | Ontario | No Occupation Listed | 105 |
| 9 | ostrunder | jane | F | 35 | Methodist | Irish | Ireland | No Occupation Listed | 105 |
| 10 | ostrunder | jane | F | 12 | Methodist | German | Ontario | No Occupation Listed | 105 |
| 12 | ostrunder | leaura | F | 7 | Methodist | German | Ontario | No Occupation Listed | 105 |