Residents of Caledonia, Village — Sub-district H, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 7 | old | angeline | F | 42 | Methodist | German | Ontario | No Occupation Listed | 75 |
| 9 | old | elizabeth | F | 15 | Methodist | English | Ontario | No Occupation Listed | 75 |
| 11 | old | eloner | F | 11 | Methodist | English | Ontario | No Occupation Listed | 75 |
| 25 | old | eloner | F | 34 | Anglican | English | Ontario | No Occupation Listed | 248 |
| 3 | old | ernest | M | 2 | Anglican | English | Ontario | No Occupation Listed | 248 |
| 1 | old | fannie | F | 14 | Anglican | English | Ontario | No Occupation Listed | 248 |
| 2 | old | fred | M | 9 | Anglican | English | Ontario | No Occupation Listed | 248 |
| 12 | old | hattie | F | 6 | Methodist | English | Ontario | No Occupation Listed | 75 |
| 8 | old | horace | M | 17 | Methodist | English | Ontario | Tinsmiths and Tinners and Tinkers | 75 |
| 13 | old | ida | F | 3 | Methodist | English | Ontario | No Occupation Listed | 75 |
| 24 | old | james | M | 45 | Anglican | English | Ontario | Dealer, merchant etc. (Wholesale & retail trade) | 248 |
| 10 | old | mary | F | 13 | Methodist | English | Ontario | No Occupation Listed | 75 |
| 6 | old | wm | M | 44 | Methodist | English | Ontario | Tinsmiths and Tinners and Tinkers | 75 |
| 20 | oneil | elizabeth | F | 60 | Methodist | English | England | No Occupation Listed | 137 |
| 23 | oneil | elizabeth | F | 17 | Methodist | Irish | Ontario | Teachers (unspecified) | 137 |
| 21 | oneil | james | M | 22 | Methodist | Irish | Ontario | Cartwrights and wheelwrights | 137 |
| 22 | oneil | john | M | 21 | Methodist | Irish | Ontario | Machinists | 137 |
| 24 | oneil | mary | F | 15 | Methodist | Irish | Ontario | No Occupation Listed | 137 |
| 19 | oneil | patrick | M | 50 | Roman Catholic | Irish | Ontario | Tailors and tailoresses | 137 |
| 25 | oneil | thomas | M | 12 | Methodist | Irish | Ontario | No Occupation Listed | 137 |
| 24 | orr | albert | M | 9 | Anglican | Irish | Ontario | No Occupation Listed | 220 |
| 23 | orr | sarah | F | 41 | Anglican | Irish | Ireland | No Occupation Listed | 220 |