| 15 | oak | matilda | F | 28 | | Swedish | Ontario | Teachers (unspecified) | 348 |
| 20 | oakes | bertha | F | 9 | | English | Ontario | No Occupation Listed | 129 |
| 16 | oakes | charles | M | 42 | | English | Ontario | Farmers, general and nfs | 129 |
| 21 | oakes | gorett | M | 89 | | English | New Brunswick | No Occupation Listed | 129 |
| 24 | oakes | harry | M | 2 | | English | United States | No Occupation Listed | 130 |
| 17 | oakes | juliett | F | 32 | | English | Ontario | No Occupation Listed | 129 |
| 23 | oakes | martha | F | 29 | Baptist | French | Nova Scotia | No Occupation Listed | 130 |
| 19 | oakes | olive | F | 10 | | English | Ontario | No Occupation Listed | 129 |
| 18 | oakes | polly | F | 13 | | English | Ontario | No Occupation Listed | 129 |
| 22 | oakes | wallice | M | 49 | | English | Ontario | Printers nfs | 130 |
| 21 | obrien | john | M | 26 | Methodist | Irish | Ontario | Coach, carriage, cart and wagon makers | 64 |
| 22 | obrien | rhoana | F | 25 | Episcopal Methodist | Irish | Ontario | No Occupation Listed | 64 |
| 1 | obrien | william | M | 23 | Methodist | Irish | Ontario | Blacksmiths | 65 |
| 14 | obrine | ellen | F | 2 | Roman Catholic | Irish | Ontario | No Occupation Listed | 186 |
| 11 | obrine | james | M | 34 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 186 |
| 12 | obrine | joannah | F | 30 | Roman Catholic | Irish | Ireland | No Occupation Listed | 186 |
| 13 | obrine | joannah | F | 3 | Roman Catholic | Irish | Ontario | No Occupation Listed | 186 |
| 15 | obrine | john | M | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 186 |
| 19 | obryant | ann | F | 21 | | English | England | Servants nfs | 96 |
| 23 | oconnell | bridget | F | 65 | Roman Catholic | Irish | Ireland | No Occupation Listed | 443 |
| 22 | oconnell | john | M | 65 | Roman Catholic | Irish | Ireland | Labourers nfs | 443 |
| 18 | oharah | bryan | M | 22 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 420 |
| 16 | oill | adaline | F | 43 | Quaker/Society of Friends | English | Ontario | No Occupation Listed | 9 |
| 17 | oill | arthur | M | 18 | Protestant | German | Ontario | Ambiguous responses | 9 |
| 6 | oill | clifton | M | 4 | Anglican | German | Ontario | No Occupation Listed | 102 |
| 20 | oill | elmore | M | 10 | Protestant | German | Ontario | No Occupation Listed | 9 |
| 19 | oill | erick | M | 12 | Protestant | German | Ontario | No Occupation Listed | 9 |
| 18 | oill | ethal | F | 17 | Protestant | German | Ontario | No Occupation Listed | 9 |
| 15 | oill | fernando | M | 43 | Protestant | German | Ontario | Farmers, general and nfs | 9 |
| 21 | oill | george | M | 8 | Protestant | German | Ontario | No Occupation Listed | 9 |
| 22 | oill | john | M | 4 | Protestant | German | Ontario | No Occupation Listed | 9 |
| 3 | oill | john | M | 32 | Protestant | German | Ontario | Salespeople, wholesale or retail trade | 102 |
| 4 | oill | julia | F | 24 | Anglican | English | Ontario | No Occupation Listed | 102 |
| 5 | oill | pearl | F | 6 | Anglican | German | Ontario | No Occupation Listed | 102 |
| 20 | oke | alma | F | 19 | Methodist | English | Ontario | No Occupation Listed | 355 |
| 18 | oke | bertha | F | 11 | Methodist | English | Ontario | No Occupation Listed | 354 |
| 15 | oke | elizabeth | F | 19 | Methodist | English | England | No Occupation Listed | 354 |
| 17 | oke | henry | M | 14 | Methodist | English | England | Ambiguous responses | 354 |
| 10 | oke | jane | F | 21 | Methodist | English | Ontario | Servants nfs | 90 |
| 19 | oke | john | M | 22 | Methodist | English | England | No Occupation Listed | 355 |
| 14 | oke | mary | F | 51 | Methodist | English | England | No Occupation Listed | 354 |
| 16 | oke | susanna | F | 16 | Methodist | English | England | No Occupation Listed | 354 |
| 22 | oke | thomas | M | 62 | Methodist | English | England | No Occupation Listed | 88 |
| 13 | oke | william | M | 53 | Methodist | English | England | Farmers, general and nfs | 354 |
| 1 | olbert | effa | F | 8 | | Blank | Ontario | No Occupation Listed | 457 |
| 11 | olde | arthur | M | 5 | Methodist | English | Ontario | No Occupation Listed | 215 |
| 10 | olde | emma | F | 40 | Methodist | English | England | No Occupation Listed | 215 |
| 9 | olde | thomas | M | 34 | Methodist | English | England | Labourers nfs | 215 |
| 17 | oliver | charles | M | 45 | | English | Ontario | Servants nfs | 305 |
| 17 | oliver | mary | F | 35 | Baptist | English | England | Servants nfs | 104 |
| 10 | olver | james | M | 36 | Anglican | English | Ontario | Farmers, general and nfs | 412 |
| 13 | olver | jane | F | 28 | Baptist | English | Ontario | No Occupation Listed | 59 |
| 11 | olver | sarah | F | 70 | Anglican | English | England | No Occupation Listed | 412 |
| 13 | ordish | benjamin | M | 58 | Anglican | English | England | Labourers nfs | 109 |
| 16 | orr | william | M | 12 | Methodist | Irish | Ontario | No Occupation Listed | 85 |
| 5 | osbern | george | M | 18 | | Blank | Ontario | river drivers | 100 |
| 10 | oshay | francis | M | 15 | Roman Catholic | Irish | Ontario | Farmers, general and nfs | 185 |
| 16 | oshea | delia | F | 20 | Roman Catholic | Irish | Ontario | No Occupation Listed | 110 |
| 15 | oshea | ella | F | 22 | Roman Catholic | Irish | Ontario | No Occupation Listed | 110 |
| 17 | oshea | maggie | F | 18 | Roman Catholic | Irish | Ontario | No Occupation Listed | 110 |
| 14 | oshea | maryann | F | 45 | Roman Catholic | Irish | Ireland | No Occupation Listed | 110 |
| 13 | oshea | michal | M | 42 | Roman Catholic | Irish | Ireland | Railway builders, workers and labourers | 110 |
| 7 | osler | rebecca | F | 18 | Anglican | English | England | Servants nfs | 60 |
| 10 | ostrander | clifton | M | 8 | | German | Ontario | No Occupation Listed | 121 |
| 8 | ostrander | daniel | M | 55 | Disciple of Christ | German | Ontario | Farmers, general and nfs | 61 |
| 8 | ostrander | eliza | F | 35 | | English | Ontario | No Occupation Listed | 28 |
| 11 | ostrander | george | M | 37 | | German | Ontario | Dealer, merchant etc. (Wholesale & retail trade) | 30 |
| 11 | ostrander | hugh | M | 4 | | German | Ontario | No Occupation Listed | 121 |
| 8 | ostrander | jacob | M | 40 | Disciple of Christ | German | Ontario | Farmers, general and nfs | 121 |
| 10 | ostrander | john | M | 11 | | German | Ontario | No Occupation Listed | 61 |
| 12 | ostrander | mary | F | 31 | | German | Ontario | No Occupation Listed | 30 |
| 9 | ostrander | mary | F | 34 | Disciple of Christ | English | Ontario | No Occupation Listed | 121 |
| 7 | ostrander | peter | M | 41 | | German | Ontario | Farmers, general and nfs | 28 |
| 9 | ostrander | roy | M | 6 | | German | Ontario | No Occupation Listed | 28 |
| 10 | ostrander | sarah | F | 78 | Methodist | German | Ontario | No Occupation Listed | 29 |
| 9 | ostrander | sarah | F | 50 | Disciple of Christ | Irish | Ontario | No Occupation Listed | 61 |
| 1 | ousterhout | george | M | 70 | Disciple of Christ | German | Ontario | river drivers | 48 |
| 2 | ousterhout | rebeca | F | 66 | Disciple of Christ | Irish | Ontario | No Occupation Listed | 48 |
| 17 | overton | adrania | F | 29 | Methodist | Irish | United States | No Occupation Listed | 186 |
| 22 | overton | victor | M | 5 | Methodist | English | United States | No Occupation Listed | 186 |
| 19 | overton | william | M | 32 | Methodist | English | United States | Seamen | 186 |
| 11 | owen | henderson | M | 23 | Methodist | Scottish | United States | No Occupation Listed | 381 |