Residents of Barnston — Sub-district F, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 24 | odbert | hugh | M | 70 | Adventist Family | Irish | Ireland | Farmers, general and nfs | 21 |
| 9 | odonold | fanny | F | 23 | Roman Catholic | Irish | Quebec | No Occupation Listed | 246 |
| 8 | odonold | john | M | 23 | Roman Catholic | Irish | Quebec | Farmers, general and nfs | 246 |
| 14 | okeefe | andrew | M | 17 | Roman Catholic | Irish | Quebec | Farmers, general and nfs | 152 |
| 20 | okeefe | edward | M | 0 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 16 | okeefe | james | M | 12 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 15 | okeefe | john | M | 14 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 13 | okeefe | kate | F | 35 | Roman Catholic | Irish | Ireland | No Occupation Listed | 152 |
| 21 | okeefe | mary | F | 5 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 19 | okeefe | michael | M | 1 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 12 | okeefe | patrick | M | 56 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 152 |
| 17 | okeefe | thomas | M | 10 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 18 | okeefe | willie | M | 9 | Roman Catholic | Irish | Quebec | No Occupation Listed | 152 |
| 15 | okeeffe | andrew | M | 40 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 168 |
| 16 | okeeffe | christiana | F | 20 | Roman Catholic | English | United States | No Occupation Listed | 168 |
| 6 | oliver | edgar | M | 19 | Wesleyan Methodist | English | Quebec | Farmers, general and nfs | 190 |
| 7 | oliver | ella | F | 13 | Wesleyan Methodist | English | Quebec | No Occupation Listed | 190 |
| 15 | oliver | ellen | F | 34 | Wesleyan Methodist | English | United States | No Occupation Listed | 259 |
| 3 | oliver | harriett | F | 55 | Wesleyan Methodist | English | United States | No Occupation Listed | 190 |
| 4 | oliver | hubert | M | 29 | Wesleyan Methodist | English | Quebec | Farmers, general and nfs | 190 |
| 14 | oliver | john | M | 34 | Wesleyan Methodist | English | Quebec | Farmers, general and nfs | 259 |
| 5 | oliver | laura | F | 30 | Wesleyan Methodist | English | Quebec | No Occupation Listed | 190 |
| 2 | oliver | w | M | 58 | Wesleyan Methodist | English | Quebec | Farmers, general and nfs | 190 |
| 17 | onimett | rosa | F | 15 | Roman Catholic | English | Quebec | No Occupation Listed | 63 |
| 3 | onimette | amanda | F | 5 | Roman Catholic | French | Quebec | No Occupation Listed | 65 |
| 21 | orcutt | aurelia | F | 33 | Adventist Family | English | Quebec | No Occupation Listed | 212 |
| 20 | orcutt | edwin | M | 41 | Adventist Family | English | Quebec | Farmers, general and nfs | 212 |
| 22 | orcutt | maggie | F | 4 | Adventist Family | English | Quebec | No Occupation Listed | 212 |
| 9 | oromke | maryjane | F | 13 | Roman Catholic | Irish | Quebec | No Occupation Listed | 85 |
| 15 | osman | allen | M | 28 | | English | Quebec | river drivers | 58 |
| 12 | otis | emily | F | 42 | Free Baptist | English | Quebec | No Occupation Listed | 255 |
| 11 | otis | hey | M | 86 | Free Baptist | English | United States | No Occupation Listed | 255 |
| 24 | ouimet | valida | F | 2 | Roman Catholic | French | Quebec | No Occupation Listed | 20 |
| 23 | ouimett | alfred | M | 4 | Roman Catholic | Blank | Quebec | No Occupation Listed | 20 |
| 25 | ouimett | archille | M | 8 | Roman Catholic | French | Quebec | No Occupation Listed | 64 |
| 20 | ouimett | arcorde | M | 10 | Roman Catholic | French | Quebec | No Occupation Listed | 20 |
| 24 | ouimett | cyrille | M | 12 | Roman Catholic | French | Quebec | No Occupation Listed | 64 |
| 17 | ouimett | joseph | M | 37 | Roman Catholic | French | Quebec | Farmers, general and nfs | 20 |
| 22 | ouimett | laurent | M | 7 | Roman Catholic | French | Quebec | No Occupation Listed | 20 |
| 22 | ouimett | levi | M | 17 | Roman Catholic | French | Quebec | Farmers, general and nfs | 64 |
| 18 | ouimett | lizzie | F | 36 | Roman Catholic | French | Quebec | No Occupation Listed | 20 |
| 19 | ouimett | mary | F | 11 | Roman Catholic | French | Quebec | No Occupation Listed | 20 |
| 18 | ouimett | mary | F | 0 | Roman Catholic | English | Quebec | No Occupation Listed | 63 |
| 23 | ouimett | melanie | F | 14 | Roman Catholic | French | Quebec | No Occupation Listed | 64 |
| 20 | ouimett | monique | F | 51 | Roman Catholic | French | Quebec | No Occupation Listed | 64 |
| 19 | ouimett | napoleon | M | 53 | Roman Catholic | French | Quebec | Farmers, general and nfs | 64 |
| 21 | ouimett | napoleon | M | 21 | Roman Catholic | French | Quebec | Teachers (unspecified) | 64 |
| 16 | ouimett | ovila | M | 22 | Roman Catholic | French | Quebec | river drivers | 63 |
| 21 | ouimett | rimi | M | 9 | Roman Catholic | Blank | Quebec | No Occupation Listed | 20 |
| 1 | ouimette | joseph | M | 28 | Roman Catholic | French | Quebec | Farmers, general and nfs | 65 |
| 4 | ouimette | joseph | M | 3 | Roman Catholic | French | Quebec | No Occupation Listed | 65 |
| 2 | ouimette | mary | F | 35 | Roman Catholic | French | Quebec | No Occupation Listed | 65 |
| 5 | ouimette | richard | M | 1 | Roman Catholic | French | Quebec | No Occupation Listed | 65 |