Residents of Compton — Sub-district N, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | odonnell | cathrin | F | 49 | Roman Catholic | Irish | Ireland | No Occupation Listed | 177 |
| 20 | odonnell | chas | M | 53 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 177 |
| 22 | odonnell | ellen | F | 7 | Roman Catholic | Irish | Ireland | No Occupation Listed | 177 |
| 18 | ohearn | ann | F | 22 | Roman Catholic | Irish | Quebec | No Occupation Listed | 162 |
| 17 | ohearn | james | M | 32 | Roman Catholic | Irish | Quebec | Foremen and supervisors, railways | 162 |
| 19 | ohearn | mary | F | 4 | Roman Catholic | Irish | Quebec | No Occupation Listed | 162 |
| 8 | oliver | anna | F | 19 | Roman Catholic | French | Quebec | No Occupation Listed | 106 |
| 7 | oliver | edmund | M | 14 | Roman Catholic | French | Quebec | No Occupation Listed | 106 |
| 4 | oliver | ephraim | M | 33 | Roman Catholic | French | Quebec | Farmers, general and nfs | 32 |
| 5 | oliver | henry | M | 27 | Roman Catholic | French | Quebec | Carpenters | 106 |
| 3 | oliver | hercule | M | 64 | Roman Catholic | French | Quebec | Farmers, general and nfs | 106 |
| 9 | oliver | josephine | F | 11 | Roman Catholic | French | Quebec | No Occupation Listed | 106 |
| 6 | oliver | louis | M | 16 | Roman Catholic | French | Quebec | No Occupation Listed | 106 |
| 4 | oliver | mary | F | 55 | Roman Catholic | French | Quebec | No Occupation Listed | 106 |
| 8 | orange | george | M | 17 | Roman Catholic | French | Quebec | Labourers nfs | 58 |
| 6 | orange | wm | M | 50 | Roman Catholic | French | Quebec | Labourers nfs | 58 |
| 17 | osgood | adalin | F | 62 | Wesleyan Methodist | English | Quebec | No Occupation Listed | 153 |
| 14 | osgood | celia | F | 26 | None | English | United States | No Occupation Listed | 224 |
| 16 | osgood | edwin | M | 4 | None | English | Quebec | No Occupation Listed | 224 |
| 17 | osgood | fritz | M | 1 | None | English | Quebec | No Occupation Listed | 224 |
| 13 | osgood | henry | M | 28 | None | English | United States | Farmers, general and nfs | 224 |
| 18 | osgood | ruberta | F | 19 | Wesleyan Methodist | English | Quebec | No Occupation Listed | 153 |
| 15 | osgood | william | M | 9 | None | English | Quebec | No Occupation Listed | 224 |
| 15 | otis | a | M | 37 | Anglican | English | Quebec | Farmers, general and nfs | 159 |
| 17 | otis | jos | M | 3 | Anglican | English | Quebec | No Occupation Listed | 159 |
| 16 | otis | mary | F | 30 | Anglican | English | United States | No Occupation Listed | 159 |