Residents of Stamford — Sub-district J, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 19 | oberine | louisa | F | 35 | Anglican | English | Ontario | Teachers (unspecified) | 93 |
| 16 | odea | hattie | F | 9 | Roman Catholic | Irish | United States | No Occupation Listed | 130 |
| 13 | ofield | george | M | 30 | Methodist | English | Ontario | Labourers nfs | 8 |
| 14 | ofield | mary | F | 20 | Methodist | English | Ontario | No Occupation Listed | 8 |
| 13 | oldfield | alice | F | 22 | Methodist | German | United States | No Occupation Listed | 176 |
| 4 | oldfield | charles | M | 8 | Methodist | English | Ontario | No Occupation Listed | 141 |
| 9 | oldfield | collin | M | 58 | Methodist | English | Ontario | Farmers, general and nfs | 3 |
| 10 | oldfield | elizabeth | F | 51 | Methodist | English | Ontario | No Occupation Listed | 3 |
| 15 | oldfield | ellen | F | 20 | Methodist | English | Ontario | No Occupation Listed | 3 |
| 1 | oldfield | frank | M | 47 | Methodist | English | Ontario | Butchers | 141 |
| 5 | oldfield | fredrick | M | 3 | Methodist | English | Ontario | No Occupation Listed | 141 |
| 14 | oldfield | jane | F | 22 | Methodist | English | Ontario | No Occupation Listed | 3 |
| 12 | oldfield | jessie | M | 23 | Methodist | English | Ontario | Butchers | 176 |
| 13 | oldfield | john | M | 25 | Methodist | English | Ontario | Farmers, general and nfs | 3 |
| 11 | oldfield | joseph | M | 30 | Methodist | English | Ontario | Farmers, general and nfs | 3 |
| 2 | oldfield | mary | F | 44 | Methodist | English | Ontario | No Occupation Listed | 141 |
| 14 | oldfield | rosel | M | 0 | Methodist | English | Ontario | No Occupation Listed | 176 |
| 12 | oldfield | ward | M | 28 | Methodist | English | Ontario | Farmers, general and nfs | 3 |
| 3 | oldfield | william | M | 21 | Methodist | English | Ontario | Butchers | 141 |
| 21 | olearry | kate | F | 17 | Roman Catholic | Irish | United States | No Occupation Listed | 404 |
| 22 | olearry | nellie | F | 14 | Roman Catholic | Irish | United States | No Occupation Listed | 404 |
| 10 | oliver | nellie | F | 9 | Presbyterian | Scottish | Ontario | No Occupation Listed | 390 |
| 11 | orchard | john | M | 66 | Anglican | English | England | Government functionaries nec | 192 |
| 12 | orchard | martha | F | 76 | Anglican | English | England | No Occupation Listed | 192 |
| 13 | oriley | lizie | F | 16 | Roman Catholic | Irish | United States | No Occupation Listed | 130 |
| 8 | orr | agnes | F | 56 | Presbyterian | Scottish | Scotland | No Occupation Listed | 62 |
| 18 | orr | elizabeth | F | 14 | Presbyterian | English | England | Servants nfs | 59 |
| 10 | orr | james | M | 18 | Presbyterian | Scottish | Ontario | Labourers nfs | 62 |
| 11 | orr | mina | F | 16 | Presbyterian | Scottish | Ontario | No Occupation Listed | 62 |
| 7 | orr | william | M | 66 | Presbyterian | Scottish | Scotland | Farmers, general and nfs | 62 |
| 9 | orr | william | M | 20 | Presbyterian | Scottish | Ontario | Labourers nfs | 62 |
| 4 | oswald | lizzie | F | 55 | Independent | English | England | No Occupation Listed | 223 |
| 5 | oswald | stephen | M | 80 | Plymouth Brethren | English | England | Bakers | 223 |
| 9 | overholt | charlotte | F | 51 | Methodist | African Origins | United States | No Occupation Listed | 412 |