Residents of Nissouri E — Sub-district A, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 4 | obryan | delia | F | 17 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 332 |
| 5 | obryan | emma | F | 15 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 332 |
| 2 | obryan | james | M | 47 | Anglican | Irish | Ontario | Labourers nfs | 332 |
| 6 | obryan | james | M | 13 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 332 |
| 8 | obryan | lissie | F | 6 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 332 |
| 3 | obryan | orphie | F | 42 | Episcopal Methodist | German | United States | No Occupation Listed | 332 |
| 7 | obryan | william | M | 10 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 332 |
| 18 | oconnor | adeline | F | 29 | Free Baptist | German | United States | Seamstress | 105 |
| 7 | oliver | agness | F | 10 | Presbyterian | Scottish | Ontario | No Occupation Listed | 101 |
| 8 | oliver | annie | F | 23 | Presbyterian | Scottish | Ontario | No Occupation Listed | 327 |
| 21 | oliver | elizebeth | F | 67 | Presbyterian | Scottish | Scotland | No Occupation Listed | 314 |
| 4 | oliver | ellen | F | 45 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 7 | oliver | george | M | 15 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 82 |
| 7 | oliver | james | M | 26 | Presbyterian | Scottish | Ontario | Teamsters (inc. mine driver, etc.) | 327 |
| 11 | oliver | janet | F | 7 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 22 | oliver | janet | F | 31 | Presbyterian | Scottish | Ontario | No Occupation Listed | 314 |
| 8 | oliver | john | M | 13 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 6 | oliver | margret | F | 7 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 10 | oliver | mary | F | 9 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 9 | oliver | robert | M | 11 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 6 | oliver | sarah | F | 33 | Presbyterian | Scottish | Ontario | No Occupation Listed | 101 |
| 12 | oliver | walter | M | 2 | Presbyterian | Scottish | Ontario | No Occupation Listed | 82 |
| 3 | oliver | william | M | 45 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 82 |
| 5 | oliver | william | M | 19 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 82 |
| 5 | oliver | william | M | 38 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 101 |
| 8 | oliver | william | M | 7 | Presbyterian | Scottish | Ontario | No Occupation Listed | 101 |
| 20 | oliver | william | M | 66 | Presbyterian | Scottish | Scotland | Labourers nfs | 314 |
| 13 | orr | george | M | 23 | Presbyterian | Scottish | Ontario | Labourers nfs | 226 |