Residents of Townsend — Sub-district B, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 24 | offord | edith | F | 68 | Methodist | English | Ontario | No Occupation Listed | 39 |
| 23 | offord | robert | M | 79 | Methodist | English | England | Farmers, general and nfs | 39 |
| 6 | oliver | anna | F | 26 | Baptist | English | Ontario | Dressmakers | 280 |
| 19 | oliver | arthur | M | 10 | Baptist | Scottish | Ontario | No Occupation Listed | 201 |
| 21 | oliver | cecil | F | 4 | Baptist | Scottish | Ontario | No Occupation Listed | 201 |
| 20 | oliver | charles | M | 8 | Baptist | Scottish | Ontario | No Occupation Listed | 201 |
| 16 | oliver | james | M | 63 | Presbyterian | Scottish | Scotland | Labourers nfs | 201 |
| 17 | oliver | mary | F | 48 | Baptist | Scottish | Scotland | No Occupation Listed | 201 |
| 18 | oliver | minto | F | 12 | Baptist | Scottish | Ontario | No Occupation Listed | 201 |
| 7 | olmstead | ann | F | 47 | Methodist | German | Ontario | No Occupation Listed | 340 |
| 9 | olmstead | charles | M | 5 | Methodist | German | Ontario | No Occupation Listed | 340 |
| 3 | olmstead | delbert | M | 1 | Reformed Baptist | English | Ontario | No Occupation Listed | 291 |
| 1 | olmstead | edgar | M | 23 | Reformed Baptist | English | Ontario | Farmers, general and nfs | 291 |
| 6 | olmstead | lemon | M | 57 | Reformed Baptist | German | Ontario | Farmers, general and nfs | 340 |
| 8 | olmstead | lusinda | F | 7 | Methodist | German | Ontario | No Occupation Listed | 340 |
| 10 | olmstead | mariah | F | 60 | Methodist | German | Ontario | No Occupation Listed | 340 |
| 18 | olmstead | oliver | M | 65 | Episcopal Methodist | English | Ontario | Farmers, general and nfs | 171 |
| 2 | olmstead | roxey | F | 24 | Reformed Baptist | English | Ontario | No Occupation Listed | 291 |
| 14 | omahony | anastasia | F | 4 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 11 | omahony | ann | F | 11 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 13 | omahony | cornelius | M | 6 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 7 | omahony | daniel | M | 43 | Roman Catholic | Irish | Ireland | No Occupation Listed | 297 |
| 8 | omahony | eliza | F | 33 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 15 | omahony | elizabeth | F | 2 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 10 | omahony | ellen | F | 13 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 16 | omahony | gertrude | F | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 12 | omahony | margaret | F | 9 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 9 | omahony | mary | F | 15 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 17 | omahony | mary | F | 73 | Roman Catholic | Irish | Ireland | No Occupation Listed | 297 |
| 22 | omstead | emmay | F | 7 | Baptist | Blank | Ontario | No Occupation Listed | 294 |
| 17 | omstead | george | M | 29 | Baptist | Blank | Ontario | Farmers, general and nfs | 293 |
| 20 | omstead | herbert | M | 1 | Baptist | Blank | Ontario | No Occupation Listed | 293 |
| 19 | omstead | hurchel | M | 4 | Baptist | Blank | Ontario | No Occupation Listed | 293 |
| 21 | omstead | john | M | 37 | Baptist | Blank | Ontario | Farmers, general and nfs | 294 |
| 18 | omstead | rocca | F | 29 | Baptist | Blank | Ontario | No Occupation Listed | 293 |
| 2 | ondstead | clarence | F | 10 | Baptist | German | Ontario | No Occupation Listed | 196 |
| 25 | ondstead | hary | M | 73 | Baptist | German | Ontario | Farmers, general and nfs | 196 |
| 1 | ondstead | mary | F | 66 | Baptist | German | Ontario | No Occupation Listed | 196 |
| 9 | orla | william | M | 95 | Methodist | Irish | Ireland | Farmers, general and nfs | 147 |
| 16 | orley | elizabeth | F | 43 | Reformed Baptist | German | Ontario | No Occupation Listed | 342 |
| 17 | orley | emaline | F | 15 | Reformed Baptist | English | Ontario | No Occupation Listed | 342 |
| 19 | orley | geogina | F | 12 | Reformed Baptist | English | Ontario | No Occupation Listed | 342 |
| 18 | orley | george | M | 12 | Reformed Baptist | English | Ontario | No Occupation Listed | 342 |
| 15 | orley | james | M | 45 | Reformed Baptist | English | Ontario | Farmers, general and nfs | 342 |
| 18 | osborne | arthur | M | 11 | Methodist | English | Ontario | No Occupation Listed | 44 |
| 19 | osborne | cynthia | F | 14 | Reformed Baptist | German | Ontario | No Occupation Listed | 365 |
| 6 | osborne | evart | M | 2 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 3 | osborne | isaac | M | 7 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 10 | osborne | james | M | 18 | Presbyterian | English | Ontario | river drivers | 148 |
| 16 | osborne | james | M | 53 | Reformed Baptist | German | Ontario | Medical Doctors and physicians (not UK) | 365 |
| 1 | osborne | john | M | 31 | Methodist | English | Ontario | river drivers | 51 |
| 5 | osborne | john | M | 4 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 4 | osborne | john | M | 76 | Reformed Baptist | German | Ontario | Mechanics | 7 |
| 20 | osborne | john | M | 11 | Reformed Baptist | German | United States | No Occupation Listed | 365 |
| 4 | osborne | loretta | F | 5 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 17 | osborne | lucinda | F | 46 | Reformed Baptist | English | Ontario | No Occupation Listed | 365 |
| 17 | osborne | luther | M | 13 | Methodist | English | Ontario | No Occupation Listed | 44 |
| 2 | osborne | mary | F | 31 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 7 | osborne | mary | F | 0 | Methodist | English | Ontario | No Occupation Listed | 51 |
| 5 | osborne | mary | F | 72 | Reformed Baptist | German | Ontario | No Occupation Listed | 7 |
| 18 | osborne | sarrah | F | 23 | Reformed Baptist | German | Ontario | No Occupation Listed | 365 |
| 16 | osborne | ward | M | 60 | Methodist | English | United States | Carpenters | 44 |
| 18 | overholt | gordon | M | 1 | Reformed Baptist | German | Ontario | No Occupation Listed | 49 |
| 16 | overholt | helge | F | 16 | Reformed Baptist | German | Ontario | No Occupation Listed | 49 |
| 14 | overholt | isaac | M | 69 | Reformed Baptist | German | Ontario | Farmers, general and nfs | 352 |
| 17 | overholt | james | M | 11 | Reformed Baptist | German | Ontario | No Occupation Listed | 49 |
| 14 | overholt | mary | F | 44 | Reformed Baptist | German | Ontario | No Occupation Listed | 49 |
| 15 | overholt | minnie | F | 19 | Reformed Baptist | German | Ontario | No Occupation Listed | 49 |
| 15 | overholt | susannah | F | 65 | Reformed Baptist | German | Ontario | No Occupation Listed | 352 |
| 13 | overholt | william | M | 45 | Reformed Baptist | German | Ontario | Farmers, general and nfs | 49 |