Residents of Goderich, Town—Ville — Sub-district B, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 6 | obrien | bridget | F | 50 | Roman Catholic | Irish | Ireland | No Occupation Listed | 62 |
| 8 | obrien | maggie | F | 20 | Roman Catholic | Irish | Ontario | Seamstress | 62 |
| 7 | obrien | michael | M | 22 | Roman Catholic | Irish | Ontario | Labourers nfs | 62 |
| 5 | obrien | paterick | M | 60 | Roman Catholic | Irish | Ireland | No Occupation Listed | 62 |
| 16 | odea | mary | F | 60 | Roman Catholic | Irish | Ireland | No Occupation Listed | 477 |
| 16 | odea | mary | F | 70 | Roman Catholic | Irish | Ireland | No Occupation Listed | 192 |
| 12 | odea | patrick | M | 42 | Roman Catholic | Irish | Ireland | Clerk, nfs | 250 |
| 8 | ogrady | john | M | 63 | Roman Catholic | Irish | Ireland | Labourers nfs | 361 |
| 1 | old | adeline | F | 3 | Presbyterian | Canadian | Ontario | No Occupation Listed | 320 |
| 21 | old | george | M | 37 | Presbyterian | Scottish | Ontario | Dealer, merchant etc. (Wholesale & retail trade) | 320 |
| 23 | old | george | M | 11 | Presbyterian | Canadian | Ontario | No Occupation Listed | 320 |
| 25 | old | john | M | 7 | Presbyterian | Canadian | Ontario | No Occupation Listed | 320 |
| 24 | old | josephine | F | 9 | Presbyterian | Canadian | Ontario | No Occupation Listed | 320 |
| 2 | old | lester | M | 0 | Presbyterian | Canadian | Ontario | No Occupation Listed | 320 |
| 22 | old | margaret | F | 35 | Roman Catholic | Irish | Ontario | No Occupation Listed | 320 |
| 12 | olove | lizzie | F | 25 | Roman Catholic | Canadian | Ontario | No Occupation Listed | 313 |
| 22 | oneal | mary | F | 38 | Roman Catholic | Irish | Ontario | Milliners | 289 |
| 14 | orourke | bernard | M | 23 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 10 | orourke | edmond | M | 15 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 8 | orourke | emma | F | 21 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 12 | orourke | frank | M | 8 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 13 | orourke | james | M | 4 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 9 | orourke | joseph | M | 18 | Roman Catholic | Irish | Ontario | Clerk, nfs | 100 |
| 11 | orourke | louesa | F | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 7 | orourke | mary | F | 69 | Roman Catholic | Irish | Ontario | No Occupation Listed | 100 |
| 6 | orourke | peter | M | 54 | Roman Catholic | Irish | Ireland | Teamsters (inc. mine driver, etc.) | 100 |